('service', 'Service', errors);\r\n *\r\n * ...\r\n * throw error.create(Err.GENERIC);\r\n * ...\r\n * throw error.create(Err.FILE_NOT_FOUND, {'file': fileName});\r\n * ...\r\n * // Service: Could not file file: foo.txt (service/file-not-found).\r\n *\r\n * catch (e) {\r\n * assert(e.message === \"Could not find file: foo.txt.\");\r\n * if ((e as FirebaseError)?.code === 'service/file-not-found') {\r\n * console.log(\"Could not read file: \" + e['file']);\r\n * }\r\n * }\r\n */\r\nconst ERROR_NAME = 'FirebaseError';\r\n// Based on code from:\r\n// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error#Custom_Error_Types\r\nclass FirebaseError extends Error {\r\n constructor(\r\n /** The error code for this error. */\r\n code, message, \r\n /** Custom data for this error. */\r\n customData) {\r\n super(message);\r\n this.code = code;\r\n this.customData = customData;\r\n /** The custom name for all FirebaseErrors. */\r\n this.name = ERROR_NAME;\r\n // Fix For ES5\r\n // https://github.com/Microsoft/TypeScript-wiki/blob/master/Breaking-Changes.md#extending-built-ins-like-error-array-and-map-may-no-longer-work\r\n Object.setPrototypeOf(this, FirebaseError.prototype);\r\n // Maintains proper stack trace for where our error was thrown.\r\n // Only available on V8.\r\n if (Error.captureStackTrace) {\r\n Error.captureStackTrace(this, ErrorFactory.prototype.create);\r\n }\r\n }\r\n}\r\nclass ErrorFactory {\r\n constructor(service, serviceName, errors) {\r\n this.service = service;\r\n this.serviceName = serviceName;\r\n this.errors = errors;\r\n }\r\n create(code, ...data) {\r\n const customData = data[0] || {};\r\n const fullCode = `${this.service}/${code}`;\r\n const template = this.errors[code];\r\n const message = template ? replaceTemplate(template, customData) : 'Error';\r\n // Service Name: Error message (service/code).\r\n const fullMessage = `${this.serviceName}: ${message} (${fullCode}).`;\r\n const error = new FirebaseError(fullCode, fullMessage, customData);\r\n return error;\r\n }\r\n}\r\nfunction replaceTemplate(template, data) {\r\n return template.replace(PATTERN, (_, key) => {\r\n const value = data[key];\r\n return value != null ? String(value) : `<${key}?>`;\r\n });\r\n}\r\nconst PATTERN = /\\{\\$([^}]+)}/g;\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Evaluates a JSON string into a javascript object.\r\n *\r\n * @param {string} str A string containing JSON.\r\n * @return {*} The javascript object representing the specified JSON.\r\n */\r\nfunction jsonEval(str) {\r\n return JSON.parse(str);\r\n}\r\n/**\r\n * Returns JSON representing a javascript object.\r\n * @param {*} data Javascript object to be stringified.\r\n * @return {string} The JSON contents of the object.\r\n */\r\nfunction stringify(data) {\r\n return JSON.stringify(data);\r\n}\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Decodes a Firebase auth. token into constituent parts.\r\n *\r\n * Notes:\r\n * - May return with invalid / incomplete claims if there's no native base64 decoding support.\r\n * - Doesn't check if the token is actually valid.\r\n */\r\nconst decode = function (token) {\r\n let header = {}, claims = {}, data = {}, signature = '';\r\n try {\r\n const parts = token.split('.');\r\n header = jsonEval(base64Decode(parts[0]) || '');\r\n claims = jsonEval(base64Decode(parts[1]) || '');\r\n signature = parts[2];\r\n data = claims['d'] || {};\r\n delete claims['d'];\r\n }\r\n catch (e) { }\r\n return {\r\n header,\r\n claims,\r\n data,\r\n signature\r\n };\r\n};\r\n/**\r\n * Decodes a Firebase auth. token and checks the validity of its time-based claims. Will return true if the\r\n * token is within the time window authorized by the 'nbf' (not-before) and 'iat' (issued-at) claims.\r\n *\r\n * Notes:\r\n * - May return a false negative if there's no native base64 decoding support.\r\n * - Doesn't check if the token is actually valid.\r\n */\r\nconst isValidTimestamp = function (token) {\r\n const claims = decode(token).claims;\r\n const now = Math.floor(new Date().getTime() / 1000);\r\n let validSince = 0, validUntil = 0;\r\n if (typeof claims === 'object') {\r\n if (claims.hasOwnProperty('nbf')) {\r\n validSince = claims['nbf'];\r\n }\r\n else if (claims.hasOwnProperty('iat')) {\r\n validSince = claims['iat'];\r\n }\r\n if (claims.hasOwnProperty('exp')) {\r\n validUntil = claims['exp'];\r\n }\r\n else {\r\n // token will expire after 24h by default\r\n validUntil = validSince + 86400;\r\n }\r\n }\r\n return (!!now &&\r\n !!validSince &&\r\n !!validUntil &&\r\n now >= validSince &&\r\n now <= validUntil);\r\n};\r\n/**\r\n * Decodes a Firebase auth. token and returns its issued at time if valid, null otherwise.\r\n *\r\n * Notes:\r\n * - May return null if there's no native base64 decoding support.\r\n * - Doesn't check if the token is actually valid.\r\n */\r\nconst issuedAtTime = function (token) {\r\n const claims = decode(token).claims;\r\n if (typeof claims === 'object' && claims.hasOwnProperty('iat')) {\r\n return claims['iat'];\r\n }\r\n return null;\r\n};\r\n/**\r\n * Decodes a Firebase auth. token and checks the validity of its format. Expects a valid issued-at time.\r\n *\r\n * Notes:\r\n * - May return a false negative if there's no native base64 decoding support.\r\n * - Doesn't check if the token is actually valid.\r\n */\r\nconst isValidFormat = function (token) {\r\n const decoded = decode(token), claims = decoded.claims;\r\n return !!claims && typeof claims === 'object' && claims.hasOwnProperty('iat');\r\n};\r\n/**\r\n * Attempts to peer into an auth token and determine if it's an admin auth token by looking at the claims portion.\r\n *\r\n * Notes:\r\n * - May return a false negative if there's no native base64 decoding support.\r\n * - Doesn't check if the token is actually valid.\r\n */\r\nconst isAdmin = function (token) {\r\n const claims = decode(token).claims;\r\n return typeof claims === 'object' && claims['admin'] === true;\r\n};\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nfunction contains(obj, key) {\r\n return Object.prototype.hasOwnProperty.call(obj, key);\r\n}\r\nfunction safeGet(obj, key) {\r\n if (Object.prototype.hasOwnProperty.call(obj, key)) {\r\n return obj[key];\r\n }\r\n else {\r\n return undefined;\r\n }\r\n}\r\nfunction isEmpty(obj) {\r\n for (const key in obj) {\r\n if (Object.prototype.hasOwnProperty.call(obj, key)) {\r\n return false;\r\n }\r\n }\r\n return true;\r\n}\r\nfunction map(obj, fn, contextObj) {\r\n const res = {};\r\n for (const key in obj) {\r\n if (Object.prototype.hasOwnProperty.call(obj, key)) {\r\n res[key] = fn.call(contextObj, obj[key], key, obj);\r\n }\r\n }\r\n return res;\r\n}\r\n/**\r\n * Deep equal two objects. Support Arrays and Objects.\r\n */\r\nfunction deepEqual(a, b) {\r\n if (a === b) {\r\n return true;\r\n }\r\n const aKeys = Object.keys(a);\r\n const bKeys = Object.keys(b);\r\n for (const k of aKeys) {\r\n if (!bKeys.includes(k)) {\r\n return false;\r\n }\r\n const aProp = a[k];\r\n const bProp = b[k];\r\n if (isObject(aProp) && isObject(bProp)) {\r\n if (!deepEqual(aProp, bProp)) {\r\n return false;\r\n }\r\n }\r\n else if (aProp !== bProp) {\r\n return false;\r\n }\r\n }\r\n for (const k of bKeys) {\r\n if (!aKeys.includes(k)) {\r\n return false;\r\n }\r\n }\r\n return true;\r\n}\r\nfunction isObject(thing) {\r\n return thing !== null && typeof thing === 'object';\r\n}\n\n/**\r\n * @license\r\n * Copyright 2022 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Rejects if the given promise doesn't resolve in timeInMS milliseconds.\r\n * @internal\r\n */\r\nfunction promiseWithTimeout(promise, timeInMS = 2000) {\r\n const deferredPromise = new Deferred();\r\n setTimeout(() => deferredPromise.reject('timeout!'), timeInMS);\r\n promise.then(deferredPromise.resolve, deferredPromise.reject);\r\n return deferredPromise.promise;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Returns a querystring-formatted string (e.g. &arg=val&arg2=val2) from a\r\n * params object (e.g. {arg: 'val', arg2: 'val2'})\r\n * Note: You must prepend it with ? when adding it to a URL.\r\n */\r\nfunction querystring(querystringParams) {\r\n const params = [];\r\n for (const [key, value] of Object.entries(querystringParams)) {\r\n if (Array.isArray(value)) {\r\n value.forEach(arrayVal => {\r\n params.push(encodeURIComponent(key) + '=' + encodeURIComponent(arrayVal));\r\n });\r\n }\r\n else {\r\n params.push(encodeURIComponent(key) + '=' + encodeURIComponent(value));\r\n }\r\n }\r\n return params.length ? '&' + params.join('&') : '';\r\n}\r\n/**\r\n * Decodes a querystring (e.g. ?arg=val&arg2=val2) into a params object\r\n * (e.g. {arg: 'val', arg2: 'val2'})\r\n */\r\nfunction querystringDecode(querystring) {\r\n const obj = {};\r\n const tokens = querystring.replace(/^\\?/, '').split('&');\r\n tokens.forEach(token => {\r\n if (token) {\r\n const [key, value] = token.split('=');\r\n obj[decodeURIComponent(key)] = decodeURIComponent(value);\r\n }\r\n });\r\n return obj;\r\n}\r\n/**\r\n * Extract the query string part of a URL, including the leading question mark (if present).\r\n */\r\nfunction extractQuerystring(url) {\r\n const queryStart = url.indexOf('?');\r\n if (!queryStart) {\r\n return '';\r\n }\r\n const fragmentStart = url.indexOf('#', queryStart);\r\n return url.substring(queryStart, fragmentStart > 0 ? fragmentStart : undefined);\r\n}\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * @fileoverview SHA-1 cryptographic hash.\r\n * Variable names follow the notation in FIPS PUB 180-3:\r\n * http://csrc.nist.gov/publications/fips/fips180-3/fips180-3_final.pdf.\r\n *\r\n * Usage:\r\n * var sha1 = new sha1();\r\n * sha1.update(bytes);\r\n * var hash = sha1.digest();\r\n *\r\n * Performance:\r\n * Chrome 23: ~400 Mbit/s\r\n * Firefox 16: ~250 Mbit/s\r\n *\r\n */\r\n/**\r\n * SHA-1 cryptographic hash constructor.\r\n *\r\n * The properties declared here are discussed in the above algorithm document.\r\n * @constructor\r\n * @final\r\n * @struct\r\n */\r\nclass Sha1 {\r\n constructor() {\r\n /**\r\n * Holds the previous values of accumulated variables a-e in the compress_\r\n * function.\r\n * @private\r\n */\r\n this.chain_ = [];\r\n /**\r\n * A buffer holding the partially computed hash result.\r\n * @private\r\n */\r\n this.buf_ = [];\r\n /**\r\n * An array of 80 bytes, each a part of the message to be hashed. Referred to\r\n * as the message schedule in the docs.\r\n * @private\r\n */\r\n this.W_ = [];\r\n /**\r\n * Contains data needed to pad messages less than 64 bytes.\r\n * @private\r\n */\r\n this.pad_ = [];\r\n /**\r\n * @private {number}\r\n */\r\n this.inbuf_ = 0;\r\n /**\r\n * @private {number}\r\n */\r\n this.total_ = 0;\r\n this.blockSize = 512 / 8;\r\n this.pad_[0] = 128;\r\n for (let i = 1; i < this.blockSize; ++i) {\r\n this.pad_[i] = 0;\r\n }\r\n this.reset();\r\n }\r\n reset() {\r\n this.chain_[0] = 0x67452301;\r\n this.chain_[1] = 0xefcdab89;\r\n this.chain_[2] = 0x98badcfe;\r\n this.chain_[3] = 0x10325476;\r\n this.chain_[4] = 0xc3d2e1f0;\r\n this.inbuf_ = 0;\r\n this.total_ = 0;\r\n }\r\n /**\r\n * Internal compress helper function.\r\n * @param buf Block to compress.\r\n * @param offset Offset of the block in the buffer.\r\n * @private\r\n */\r\n compress_(buf, offset) {\r\n if (!offset) {\r\n offset = 0;\r\n }\r\n const W = this.W_;\r\n // get 16 big endian words\r\n if (typeof buf === 'string') {\r\n for (let i = 0; i < 16; i++) {\r\n // TODO(user): [bug 8140122] Recent versions of Safari for Mac OS and iOS\r\n // have a bug that turns the post-increment ++ operator into pre-increment\r\n // during JIT compilation. We have code that depends heavily on SHA-1 for\r\n // correctness and which is affected by this bug, so I've removed all uses\r\n // of post-increment ++ in which the result value is used. We can revert\r\n // this change once the Safari bug\r\n // (https://bugs.webkit.org/show_bug.cgi?id=109036) has been fixed and\r\n // most clients have been updated.\r\n W[i] =\r\n (buf.charCodeAt(offset) << 24) |\r\n (buf.charCodeAt(offset + 1) << 16) |\r\n (buf.charCodeAt(offset + 2) << 8) |\r\n buf.charCodeAt(offset + 3);\r\n offset += 4;\r\n }\r\n }\r\n else {\r\n for (let i = 0; i < 16; i++) {\r\n W[i] =\r\n (buf[offset] << 24) |\r\n (buf[offset + 1] << 16) |\r\n (buf[offset + 2] << 8) |\r\n buf[offset + 3];\r\n offset += 4;\r\n }\r\n }\r\n // expand to 80 words\r\n for (let i = 16; i < 80; i++) {\r\n const t = W[i - 3] ^ W[i - 8] ^ W[i - 14] ^ W[i - 16];\r\n W[i] = ((t << 1) | (t >>> 31)) & 0xffffffff;\r\n }\r\n let a = this.chain_[0];\r\n let b = this.chain_[1];\r\n let c = this.chain_[2];\r\n let d = this.chain_[3];\r\n let e = this.chain_[4];\r\n let f, k;\r\n // TODO(user): Try to unroll this loop to speed up the computation.\r\n for (let i = 0; i < 80; i++) {\r\n if (i < 40) {\r\n if (i < 20) {\r\n f = d ^ (b & (c ^ d));\r\n k = 0x5a827999;\r\n }\r\n else {\r\n f = b ^ c ^ d;\r\n k = 0x6ed9eba1;\r\n }\r\n }\r\n else {\r\n if (i < 60) {\r\n f = (b & c) | (d & (b | c));\r\n k = 0x8f1bbcdc;\r\n }\r\n else {\r\n f = b ^ c ^ d;\r\n k = 0xca62c1d6;\r\n }\r\n }\r\n const t = (((a << 5) | (a >>> 27)) + f + e + k + W[i]) & 0xffffffff;\r\n e = d;\r\n d = c;\r\n c = ((b << 30) | (b >>> 2)) & 0xffffffff;\r\n b = a;\r\n a = t;\r\n }\r\n this.chain_[0] = (this.chain_[0] + a) & 0xffffffff;\r\n this.chain_[1] = (this.chain_[1] + b) & 0xffffffff;\r\n this.chain_[2] = (this.chain_[2] + c) & 0xffffffff;\r\n this.chain_[3] = (this.chain_[3] + d) & 0xffffffff;\r\n this.chain_[4] = (this.chain_[4] + e) & 0xffffffff;\r\n }\r\n update(bytes, length) {\r\n // TODO(johnlenz): tighten the function signature and remove this check\r\n if (bytes == null) {\r\n return;\r\n }\r\n if (length === undefined) {\r\n length = bytes.length;\r\n }\r\n const lengthMinusBlock = length - this.blockSize;\r\n let n = 0;\r\n // Using local instead of member variables gives ~5% speedup on Firefox 16.\r\n const buf = this.buf_;\r\n let inbuf = this.inbuf_;\r\n // The outer while loop should execute at most twice.\r\n while (n < length) {\r\n // When we have no data in the block to top up, we can directly process the\r\n // input buffer (assuming it contains sufficient data). This gives ~25%\r\n // speedup on Chrome 23 and ~15% speedup on Firefox 16, but requires that\r\n // the data is provided in large chunks (or in multiples of 64 bytes).\r\n if (inbuf === 0) {\r\n while (n <= lengthMinusBlock) {\r\n this.compress_(bytes, n);\r\n n += this.blockSize;\r\n }\r\n }\r\n if (typeof bytes === 'string') {\r\n while (n < length) {\r\n buf[inbuf] = bytes.charCodeAt(n);\r\n ++inbuf;\r\n ++n;\r\n if (inbuf === this.blockSize) {\r\n this.compress_(buf);\r\n inbuf = 0;\r\n // Jump to the outer loop so we use the full-block optimization.\r\n break;\r\n }\r\n }\r\n }\r\n else {\r\n while (n < length) {\r\n buf[inbuf] = bytes[n];\r\n ++inbuf;\r\n ++n;\r\n if (inbuf === this.blockSize) {\r\n this.compress_(buf);\r\n inbuf = 0;\r\n // Jump to the outer loop so we use the full-block optimization.\r\n break;\r\n }\r\n }\r\n }\r\n }\r\n this.inbuf_ = inbuf;\r\n this.total_ += length;\r\n }\r\n /** @override */\r\n digest() {\r\n const digest = [];\r\n let totalBits = this.total_ * 8;\r\n // Add pad 0x80 0x00*.\r\n if (this.inbuf_ < 56) {\r\n this.update(this.pad_, 56 - this.inbuf_);\r\n }\r\n else {\r\n this.update(this.pad_, this.blockSize - (this.inbuf_ - 56));\r\n }\r\n // Add # bits.\r\n for (let i = this.blockSize - 1; i >= 56; i--) {\r\n this.buf_[i] = totalBits & 255;\r\n totalBits /= 256; // Don't use bit-shifting here!\r\n }\r\n this.compress_(this.buf_);\r\n let n = 0;\r\n for (let i = 0; i < 5; i++) {\r\n for (let j = 24; j >= 0; j -= 8) {\r\n digest[n] = (this.chain_[i] >> j) & 255;\r\n ++n;\r\n }\r\n }\r\n return digest;\r\n }\r\n}\n\n/**\r\n * Helper to make a Subscribe function (just like Promise helps make a\r\n * Thenable).\r\n *\r\n * @param executor Function which can make calls to a single Observer\r\n * as a proxy.\r\n * @param onNoObservers Callback when count of Observers goes to zero.\r\n */\r\nfunction createSubscribe(executor, onNoObservers) {\r\n const proxy = new ObserverProxy(executor, onNoObservers);\r\n return proxy.subscribe.bind(proxy);\r\n}\r\n/**\r\n * Implement fan-out for any number of Observers attached via a subscribe\r\n * function.\r\n */\r\nclass ObserverProxy {\r\n /**\r\n * @param executor Function which can make calls to a single Observer\r\n * as a proxy.\r\n * @param onNoObservers Callback when count of Observers goes to zero.\r\n */\r\n constructor(executor, onNoObservers) {\r\n this.observers = [];\r\n this.unsubscribes = [];\r\n this.observerCount = 0;\r\n // Micro-task scheduling by calling task.then().\r\n this.task = Promise.resolve();\r\n this.finalized = false;\r\n this.onNoObservers = onNoObservers;\r\n // Call the executor asynchronously so subscribers that are called\r\n // synchronously after the creation of the subscribe function\r\n // can still receive the very first value generated in the executor.\r\n this.task\r\n .then(() => {\r\n executor(this);\r\n })\r\n .catch(e => {\r\n this.error(e);\r\n });\r\n }\r\n next(value) {\r\n this.forEachObserver((observer) => {\r\n observer.next(value);\r\n });\r\n }\r\n error(error) {\r\n this.forEachObserver((observer) => {\r\n observer.error(error);\r\n });\r\n this.close(error);\r\n }\r\n complete() {\r\n this.forEachObserver((observer) => {\r\n observer.complete();\r\n });\r\n this.close();\r\n }\r\n /**\r\n * Subscribe function that can be used to add an Observer to the fan-out list.\r\n *\r\n * - We require that no event is sent to a subscriber sychronously to their\r\n * call to subscribe().\r\n */\r\n subscribe(nextOrObserver, error, complete) {\r\n let observer;\r\n if (nextOrObserver === undefined &&\r\n error === undefined &&\r\n complete === undefined) {\r\n throw new Error('Missing Observer.');\r\n }\r\n // Assemble an Observer object when passed as callback functions.\r\n if (implementsAnyMethods(nextOrObserver, [\r\n 'next',\r\n 'error',\r\n 'complete'\r\n ])) {\r\n observer = nextOrObserver;\r\n }\r\n else {\r\n observer = {\r\n next: nextOrObserver,\r\n error,\r\n complete\r\n };\r\n }\r\n if (observer.next === undefined) {\r\n observer.next = noop;\r\n }\r\n if (observer.error === undefined) {\r\n observer.error = noop;\r\n }\r\n if (observer.complete === undefined) {\r\n observer.complete = noop;\r\n }\r\n const unsub = this.unsubscribeOne.bind(this, this.observers.length);\r\n // Attempt to subscribe to a terminated Observable - we\r\n // just respond to the Observer with the final error or complete\r\n // event.\r\n if (this.finalized) {\r\n // eslint-disable-next-line @typescript-eslint/no-floating-promises\r\n this.task.then(() => {\r\n try {\r\n if (this.finalError) {\r\n observer.error(this.finalError);\r\n }\r\n else {\r\n observer.complete();\r\n }\r\n }\r\n catch (e) {\r\n // nothing\r\n }\r\n return;\r\n });\r\n }\r\n this.observers.push(observer);\r\n return unsub;\r\n }\r\n // Unsubscribe is synchronous - we guarantee that no events are sent to\r\n // any unsubscribed Observer.\r\n unsubscribeOne(i) {\r\n if (this.observers === undefined || this.observers[i] === undefined) {\r\n return;\r\n }\r\n delete this.observers[i];\r\n this.observerCount -= 1;\r\n if (this.observerCount === 0 && this.onNoObservers !== undefined) {\r\n this.onNoObservers(this);\r\n }\r\n }\r\n forEachObserver(fn) {\r\n if (this.finalized) {\r\n // Already closed by previous event....just eat the additional values.\r\n return;\r\n }\r\n // Since sendOne calls asynchronously - there is no chance that\r\n // this.observers will become undefined.\r\n for (let i = 0; i < this.observers.length; i++) {\r\n this.sendOne(i, fn);\r\n }\r\n }\r\n // Call the Observer via one of it's callback function. We are careful to\r\n // confirm that the observe has not been unsubscribed since this asynchronous\r\n // function had been queued.\r\n sendOne(i, fn) {\r\n // Execute the callback asynchronously\r\n // eslint-disable-next-line @typescript-eslint/no-floating-promises\r\n this.task.then(() => {\r\n if (this.observers !== undefined && this.observers[i] !== undefined) {\r\n try {\r\n fn(this.observers[i]);\r\n }\r\n catch (e) {\r\n // Ignore exceptions raised in Observers or missing methods of an\r\n // Observer.\r\n // Log error to console. b/31404806\r\n if (typeof console !== 'undefined' && console.error) {\r\n console.error(e);\r\n }\r\n }\r\n }\r\n });\r\n }\r\n close(err) {\r\n if (this.finalized) {\r\n return;\r\n }\r\n this.finalized = true;\r\n if (err !== undefined) {\r\n this.finalError = err;\r\n }\r\n // Proxy is no longer needed - garbage collect references\r\n // eslint-disable-next-line @typescript-eslint/no-floating-promises\r\n this.task.then(() => {\r\n this.observers = undefined;\r\n this.onNoObservers = undefined;\r\n });\r\n }\r\n}\r\n/** Turn synchronous function into one called asynchronously. */\r\n// eslint-disable-next-line @typescript-eslint/ban-types\r\nfunction async(fn, onError) {\r\n return (...args) => {\r\n Promise.resolve(true)\r\n .then(() => {\r\n fn(...args);\r\n })\r\n .catch((error) => {\r\n if (onError) {\r\n onError(error);\r\n }\r\n });\r\n };\r\n}\r\n/**\r\n * Return true if the object passed in implements any of the named methods.\r\n */\r\nfunction implementsAnyMethods(obj, methods) {\r\n if (typeof obj !== 'object' || obj === null) {\r\n return false;\r\n }\r\n for (const method of methods) {\r\n if (method in obj && typeof obj[method] === 'function') {\r\n return true;\r\n }\r\n }\r\n return false;\r\n}\r\nfunction noop() {\r\n // do nothing\r\n}\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Check to make sure the appropriate number of arguments are provided for a public function.\r\n * Throws an error if it fails.\r\n *\r\n * @param fnName The function name\r\n * @param minCount The minimum number of arguments to allow for the function call\r\n * @param maxCount The maximum number of argument to allow for the function call\r\n * @param argCount The actual number of arguments provided.\r\n */\r\nconst validateArgCount = function (fnName, minCount, maxCount, argCount) {\r\n let argError;\r\n if (argCount < minCount) {\r\n argError = 'at least ' + minCount;\r\n }\r\n else if (argCount > maxCount) {\r\n argError = maxCount === 0 ? 'none' : 'no more than ' + maxCount;\r\n }\r\n if (argError) {\r\n const error = fnName +\r\n ' failed: Was called with ' +\r\n argCount +\r\n (argCount === 1 ? ' argument.' : ' arguments.') +\r\n ' Expects ' +\r\n argError +\r\n '.';\r\n throw new Error(error);\r\n }\r\n};\r\n/**\r\n * Generates a string to prefix an error message about failed argument validation\r\n *\r\n * @param fnName The function name\r\n * @param argName The name of the argument\r\n * @return The prefix to add to the error thrown for validation.\r\n */\r\nfunction errorPrefix(fnName, argName) {\r\n return `${fnName} failed: ${argName} argument `;\r\n}\r\n/**\r\n * @param fnName\r\n * @param argumentNumber\r\n * @param namespace\r\n * @param optional\r\n */\r\nfunction validateNamespace(fnName, namespace, optional) {\r\n if (optional && !namespace) {\r\n return;\r\n }\r\n if (typeof namespace !== 'string') {\r\n //TODO: I should do more validation here. We only allow certain chars in namespaces.\r\n throw new Error(errorPrefix(fnName, 'namespace') + 'must be a valid firebase namespace.');\r\n }\r\n}\r\nfunction validateCallback(fnName, argumentName, \r\n// eslint-disable-next-line @typescript-eslint/ban-types\r\ncallback, optional) {\r\n if (optional && !callback) {\r\n return;\r\n }\r\n if (typeof callback !== 'function') {\r\n throw new Error(errorPrefix(fnName, argumentName) + 'must be a valid function.');\r\n }\r\n}\r\nfunction validateContextObject(fnName, argumentName, context, optional) {\r\n if (optional && !context) {\r\n return;\r\n }\r\n if (typeof context !== 'object' || context === null) {\r\n throw new Error(errorPrefix(fnName, argumentName) + 'must be a valid context object.');\r\n }\r\n}\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n// Code originally came from goog.crypt.stringToUtf8ByteArray, but for some reason they\r\n// automatically replaced '\\r\\n' with '\\n', and they didn't handle surrogate pairs,\r\n// so it's been modified.\r\n// Note that not all Unicode characters appear as single characters in JavaScript strings.\r\n// fromCharCode returns the UTF-16 encoding of a character - so some Unicode characters\r\n// use 2 characters in Javascript. All 4-byte UTF-8 characters begin with a first\r\n// character in the range 0xD800 - 0xDBFF (the first character of a so-called surrogate\r\n// pair).\r\n// See http://www.ecma-international.org/ecma-262/5.1/#sec-15.1.3\r\n/**\r\n * @param {string} str\r\n * @return {Array}\r\n */\r\nconst stringToByteArray = function (str) {\r\n const out = [];\r\n let p = 0;\r\n for (let i = 0; i < str.length; i++) {\r\n let c = str.charCodeAt(i);\r\n // Is this the lead surrogate in a surrogate pair?\r\n if (c >= 0xd800 && c <= 0xdbff) {\r\n const high = c - 0xd800; // the high 10 bits.\r\n i++;\r\n assert(i < str.length, 'Surrogate pair missing trail surrogate.');\r\n const low = str.charCodeAt(i) - 0xdc00; // the low 10 bits.\r\n c = 0x10000 + (high << 10) + low;\r\n }\r\n if (c < 128) {\r\n out[p++] = c;\r\n }\r\n else if (c < 2048) {\r\n out[p++] = (c >> 6) | 192;\r\n out[p++] = (c & 63) | 128;\r\n }\r\n else if (c < 65536) {\r\n out[p++] = (c >> 12) | 224;\r\n out[p++] = ((c >> 6) & 63) | 128;\r\n out[p++] = (c & 63) | 128;\r\n }\r\n else {\r\n out[p++] = (c >> 18) | 240;\r\n out[p++] = ((c >> 12) & 63) | 128;\r\n out[p++] = ((c >> 6) & 63) | 128;\r\n out[p++] = (c & 63) | 128;\r\n }\r\n }\r\n return out;\r\n};\r\n/**\r\n * Calculate length without actually converting; useful for doing cheaper validation.\r\n * @param {string} str\r\n * @return {number}\r\n */\r\nconst stringLength = function (str) {\r\n let p = 0;\r\n for (let i = 0; i < str.length; i++) {\r\n const c = str.charCodeAt(i);\r\n if (c < 128) {\r\n p++;\r\n }\r\n else if (c < 2048) {\r\n p += 2;\r\n }\r\n else if (c >= 0xd800 && c <= 0xdbff) {\r\n // Lead surrogate of a surrogate pair. The pair together will take 4 bytes to represent.\r\n p += 4;\r\n i++; // skip trail surrogate.\r\n }\r\n else {\r\n p += 3;\r\n }\r\n }\r\n return p;\r\n};\n\n/**\r\n * @license\r\n * Copyright 2022 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Copied from https://stackoverflow.com/a/2117523\r\n * Generates a new uuid.\r\n * @public\r\n */\r\nconst uuidv4 = function () {\r\n return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, c => {\r\n const r = (Math.random() * 16) | 0, v = c === 'x' ? r : (r & 0x3) | 0x8;\r\n return v.toString(16);\r\n });\r\n};\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * The amount of milliseconds to exponentially increase.\r\n */\r\nconst DEFAULT_INTERVAL_MILLIS = 1000;\r\n/**\r\n * The factor to backoff by.\r\n * Should be a number greater than 1.\r\n */\r\nconst DEFAULT_BACKOFF_FACTOR = 2;\r\n/**\r\n * The maximum milliseconds to increase to.\r\n *\r\n * Visible for testing\r\n */\r\nconst MAX_VALUE_MILLIS = 4 * 60 * 60 * 1000; // Four hours, like iOS and Android.\r\n/**\r\n * The percentage of backoff time to randomize by.\r\n * See\r\n * http://go/safe-client-behavior#step-1-determine-the-appropriate-retry-interval-to-handle-spike-traffic\r\n * for context.\r\n *\r\n *
Visible for testing\r\n */\r\nconst RANDOM_FACTOR = 0.5;\r\n/**\r\n * Based on the backoff method from\r\n * https://github.com/google/closure-library/blob/master/closure/goog/math/exponentialbackoff.js.\r\n * Extracted here so we don't need to pass metadata and a stateful ExponentialBackoff object around.\r\n */\r\nfunction calculateBackoffMillis(backoffCount, intervalMillis = DEFAULT_INTERVAL_MILLIS, backoffFactor = DEFAULT_BACKOFF_FACTOR) {\r\n // Calculates an exponentially increasing value.\r\n // Deviation: calculates value from count and a constant interval, so we only need to save value\r\n // and count to restore state.\r\n const currBaseValue = intervalMillis * Math.pow(backoffFactor, backoffCount);\r\n // A random \"fuzz\" to avoid waves of retries.\r\n // Deviation: randomFactor is required.\r\n const randomWait = Math.round(\r\n // A fraction of the backoff value to add/subtract.\r\n // Deviation: changes multiplication order to improve readability.\r\n RANDOM_FACTOR *\r\n currBaseValue *\r\n // A random float (rounded to int by Math.round above) in the range [-1, 1]. Determines\r\n // if we add or subtract.\r\n (Math.random() - 0.5) *\r\n 2);\r\n // Limits backoff to max to avoid effectively permanent backoff.\r\n return Math.min(MAX_VALUE_MILLIS, currBaseValue + randomWait);\r\n}\n\n/**\r\n * @license\r\n * Copyright 2020 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Provide English ordinal letters after a number\r\n */\r\nfunction ordinal(i) {\r\n if (!Number.isFinite(i)) {\r\n return `${i}`;\r\n }\r\n return i + indicator(i);\r\n}\r\nfunction indicator(i) {\r\n i = Math.abs(i);\r\n const cent = i % 100;\r\n if (cent >= 10 && cent <= 20) {\r\n return 'th';\r\n }\r\n const dec = i % 10;\r\n if (dec === 1) {\r\n return 'st';\r\n }\r\n if (dec === 2) {\r\n return 'nd';\r\n }\r\n if (dec === 3) {\r\n return 'rd';\r\n }\r\n return 'th';\r\n}\n\n/**\r\n * @license\r\n * Copyright 2021 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nfunction getModularInstance(service) {\r\n if (service && service._delegate) {\r\n return service._delegate;\r\n }\r\n else {\r\n return service;\r\n }\r\n}\n\nexport { CONSTANTS, DecodeBase64StringError, Deferred, ErrorFactory, FirebaseError, MAX_VALUE_MILLIS, RANDOM_FACTOR, Sha1, areCookiesEnabled, assert, assertionError, async, base64, base64Decode, base64Encode, base64urlEncodeWithoutPadding, calculateBackoffMillis, contains, createMockUserToken, createSubscribe, decode, deepCopy, deepEqual, deepExtend, errorPrefix, extractQuerystring, getDefaultAppConfig, getDefaultEmulatorHost, getDefaultEmulatorHostnameAndPort, getDefaults, getExperimentalSetting, getGlobal, getModularInstance, getUA, isAdmin, isBrowser, isBrowserExtension, isElectron, isEmpty, isIE, isIndexedDBAvailable, isMobileCordova, isNode, isNodeSdk, isReactNative, isSafari, isUWP, isValidFormat, isValidTimestamp, issuedAtTime, jsonEval, map, ordinal, promiseWithTimeout, querystring, querystringDecode, safeGet, stringLength, stringToByteArray, stringify, uuidv4, validateArgCount, validateCallback, validateContextObject, validateIndexedDBOpenable, validateNamespace };\n","import { Deferred } from '@firebase/util';\n\n/**\r\n * Component for service name T, e.g. `auth`, `auth-internal`\r\n */\r\nclass Component {\r\n /**\r\n *\r\n * @param name The public service name, e.g. app, auth, firestore, database\r\n * @param instanceFactory Service factory responsible for creating the public interface\r\n * @param type whether the service provided by the component is public or private\r\n */\r\n constructor(name, instanceFactory, type) {\r\n this.name = name;\r\n this.instanceFactory = instanceFactory;\r\n this.type = type;\r\n this.multipleInstances = false;\r\n /**\r\n * Properties to be added to the service namespace\r\n */\r\n this.serviceProps = {};\r\n this.instantiationMode = \"LAZY\" /* InstantiationMode.LAZY */;\r\n this.onInstanceCreated = null;\r\n }\r\n setInstantiationMode(mode) {\r\n this.instantiationMode = mode;\r\n return this;\r\n }\r\n setMultipleInstances(multipleInstances) {\r\n this.multipleInstances = multipleInstances;\r\n return this;\r\n }\r\n setServiceProps(props) {\r\n this.serviceProps = props;\r\n return this;\r\n }\r\n setInstanceCreatedCallback(callback) {\r\n this.onInstanceCreated = callback;\r\n return this;\r\n }\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nconst DEFAULT_ENTRY_NAME = '[DEFAULT]';\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Provider for instance for service name T, e.g. 'auth', 'auth-internal'\r\n * NameServiceMapping[T] is an alias for the type of the instance\r\n */\r\nclass Provider {\r\n constructor(name, container) {\r\n this.name = name;\r\n this.container = container;\r\n this.component = null;\r\n this.instances = new Map();\r\n this.instancesDeferred = new Map();\r\n this.instancesOptions = new Map();\r\n this.onInitCallbacks = new Map();\r\n }\r\n /**\r\n * @param identifier A provider can provide mulitple instances of a service\r\n * if this.component.multipleInstances is true.\r\n */\r\n get(identifier) {\r\n // if multipleInstances is not supported, use the default name\r\n const normalizedIdentifier = this.normalizeInstanceIdentifier(identifier);\r\n if (!this.instancesDeferred.has(normalizedIdentifier)) {\r\n const deferred = new Deferred();\r\n this.instancesDeferred.set(normalizedIdentifier, deferred);\r\n if (this.isInitialized(normalizedIdentifier) ||\r\n this.shouldAutoInitialize()) {\r\n // initialize the service if it can be auto-initialized\r\n try {\r\n const instance = this.getOrInitializeService({\r\n instanceIdentifier: normalizedIdentifier\r\n });\r\n if (instance) {\r\n deferred.resolve(instance);\r\n }\r\n }\r\n catch (e) {\r\n // when the instance factory throws an exception during get(), it should not cause\r\n // a fatal error. We just return the unresolved promise in this case.\r\n }\r\n }\r\n }\r\n return this.instancesDeferred.get(normalizedIdentifier).promise;\r\n }\r\n getImmediate(options) {\r\n var _a;\r\n // if multipleInstances is not supported, use the default name\r\n const normalizedIdentifier = this.normalizeInstanceIdentifier(options === null || options === void 0 ? void 0 : options.identifier);\r\n const optional = (_a = options === null || options === void 0 ? void 0 : options.optional) !== null && _a !== void 0 ? _a : false;\r\n if (this.isInitialized(normalizedIdentifier) ||\r\n this.shouldAutoInitialize()) {\r\n try {\r\n return this.getOrInitializeService({\r\n instanceIdentifier: normalizedIdentifier\r\n });\r\n }\r\n catch (e) {\r\n if (optional) {\r\n return null;\r\n }\r\n else {\r\n throw e;\r\n }\r\n }\r\n }\r\n else {\r\n // In case a component is not initialized and should/can not be auto-initialized at the moment, return null if the optional flag is set, or throw\r\n if (optional) {\r\n return null;\r\n }\r\n else {\r\n throw Error(`Service ${this.name} is not available`);\r\n }\r\n }\r\n }\r\n getComponent() {\r\n return this.component;\r\n }\r\n setComponent(component) {\r\n if (component.name !== this.name) {\r\n throw Error(`Mismatching Component ${component.name} for Provider ${this.name}.`);\r\n }\r\n if (this.component) {\r\n throw Error(`Component for ${this.name} has already been provided`);\r\n }\r\n this.component = component;\r\n // return early without attempting to initialize the component if the component requires explicit initialization (calling `Provider.initialize()`)\r\n if (!this.shouldAutoInitialize()) {\r\n return;\r\n }\r\n // if the service is eager, initialize the default instance\r\n if (isComponentEager(component)) {\r\n try {\r\n this.getOrInitializeService({ instanceIdentifier: DEFAULT_ENTRY_NAME });\r\n }\r\n catch (e) {\r\n // when the instance factory for an eager Component throws an exception during the eager\r\n // initialization, it should not cause a fatal error.\r\n // TODO: Investigate if we need to make it configurable, because some component may want to cause\r\n // a fatal error in this case?\r\n }\r\n }\r\n // Create service instances for the pending promises and resolve them\r\n // NOTE: if this.multipleInstances is false, only the default instance will be created\r\n // and all promises with resolve with it regardless of the identifier.\r\n for (const [instanceIdentifier, instanceDeferred] of this.instancesDeferred.entries()) {\r\n const normalizedIdentifier = this.normalizeInstanceIdentifier(instanceIdentifier);\r\n try {\r\n // `getOrInitializeService()` should always return a valid instance since a component is guaranteed. use ! to make typescript happy.\r\n const instance = this.getOrInitializeService({\r\n instanceIdentifier: normalizedIdentifier\r\n });\r\n instanceDeferred.resolve(instance);\r\n }\r\n catch (e) {\r\n // when the instance factory throws an exception, it should not cause\r\n // a fatal error. We just leave the promise unresolved.\r\n }\r\n }\r\n }\r\n clearInstance(identifier = DEFAULT_ENTRY_NAME) {\r\n this.instancesDeferred.delete(identifier);\r\n this.instancesOptions.delete(identifier);\r\n this.instances.delete(identifier);\r\n }\r\n // app.delete() will call this method on every provider to delete the services\r\n // TODO: should we mark the provider as deleted?\r\n async delete() {\r\n const services = Array.from(this.instances.values());\r\n await Promise.all([\r\n ...services\r\n .filter(service => 'INTERNAL' in service) // legacy services\r\n // eslint-disable-next-line @typescript-eslint/no-explicit-any\r\n .map(service => service.INTERNAL.delete()),\r\n ...services\r\n .filter(service => '_delete' in service) // modularized services\r\n // eslint-disable-next-line @typescript-eslint/no-explicit-any\r\n .map(service => service._delete())\r\n ]);\r\n }\r\n isComponentSet() {\r\n return this.component != null;\r\n }\r\n isInitialized(identifier = DEFAULT_ENTRY_NAME) {\r\n return this.instances.has(identifier);\r\n }\r\n getOptions(identifier = DEFAULT_ENTRY_NAME) {\r\n return this.instancesOptions.get(identifier) || {};\r\n }\r\n initialize(opts = {}) {\r\n const { options = {} } = opts;\r\n const normalizedIdentifier = this.normalizeInstanceIdentifier(opts.instanceIdentifier);\r\n if (this.isInitialized(normalizedIdentifier)) {\r\n throw Error(`${this.name}(${normalizedIdentifier}) has already been initialized`);\r\n }\r\n if (!this.isComponentSet()) {\r\n throw Error(`Component ${this.name} has not been registered yet`);\r\n }\r\n const instance = this.getOrInitializeService({\r\n instanceIdentifier: normalizedIdentifier,\r\n options\r\n });\r\n // resolve any pending promise waiting for the service instance\r\n for (const [instanceIdentifier, instanceDeferred] of this.instancesDeferred.entries()) {\r\n const normalizedDeferredIdentifier = this.normalizeInstanceIdentifier(instanceIdentifier);\r\n if (normalizedIdentifier === normalizedDeferredIdentifier) {\r\n instanceDeferred.resolve(instance);\r\n }\r\n }\r\n return instance;\r\n }\r\n /**\r\n *\r\n * @param callback - a function that will be invoked after the provider has been initialized by calling provider.initialize().\r\n * The function is invoked SYNCHRONOUSLY, so it should not execute any longrunning tasks in order to not block the program.\r\n *\r\n * @param identifier An optional instance identifier\r\n * @returns a function to unregister the callback\r\n */\r\n onInit(callback, identifier) {\r\n var _a;\r\n const normalizedIdentifier = this.normalizeInstanceIdentifier(identifier);\r\n const existingCallbacks = (_a = this.onInitCallbacks.get(normalizedIdentifier)) !== null && _a !== void 0 ? _a : new Set();\r\n existingCallbacks.add(callback);\r\n this.onInitCallbacks.set(normalizedIdentifier, existingCallbacks);\r\n const existingInstance = this.instances.get(normalizedIdentifier);\r\n if (existingInstance) {\r\n callback(existingInstance, normalizedIdentifier);\r\n }\r\n return () => {\r\n existingCallbacks.delete(callback);\r\n };\r\n }\r\n /**\r\n * Invoke onInit callbacks synchronously\r\n * @param instance the service instance`\r\n */\r\n invokeOnInitCallbacks(instance, identifier) {\r\n const callbacks = this.onInitCallbacks.get(identifier);\r\n if (!callbacks) {\r\n return;\r\n }\r\n for (const callback of callbacks) {\r\n try {\r\n callback(instance, identifier);\r\n }\r\n catch (_a) {\r\n // ignore errors in the onInit callback\r\n }\r\n }\r\n }\r\n getOrInitializeService({ instanceIdentifier, options = {} }) {\r\n let instance = this.instances.get(instanceIdentifier);\r\n if (!instance && this.component) {\r\n instance = this.component.instanceFactory(this.container, {\r\n instanceIdentifier: normalizeIdentifierForFactory(instanceIdentifier),\r\n options\r\n });\r\n this.instances.set(instanceIdentifier, instance);\r\n this.instancesOptions.set(instanceIdentifier, options);\r\n /**\r\n * Invoke onInit listeners.\r\n * Note this.component.onInstanceCreated is different, which is used by the component creator,\r\n * while onInit listeners are registered by consumers of the provider.\r\n */\r\n this.invokeOnInitCallbacks(instance, instanceIdentifier);\r\n /**\r\n * Order is important\r\n * onInstanceCreated() should be called after this.instances.set(instanceIdentifier, instance); which\r\n * makes `isInitialized()` return true.\r\n */\r\n if (this.component.onInstanceCreated) {\r\n try {\r\n this.component.onInstanceCreated(this.container, instanceIdentifier, instance);\r\n }\r\n catch (_a) {\r\n // ignore errors in the onInstanceCreatedCallback\r\n }\r\n }\r\n }\r\n return instance || null;\r\n }\r\n normalizeInstanceIdentifier(identifier = DEFAULT_ENTRY_NAME) {\r\n if (this.component) {\r\n return this.component.multipleInstances ? identifier : DEFAULT_ENTRY_NAME;\r\n }\r\n else {\r\n return identifier; // assume multiple instances are supported before the component is provided.\r\n }\r\n }\r\n shouldAutoInitialize() {\r\n return (!!this.component &&\r\n this.component.instantiationMode !== \"EXPLICIT\" /* InstantiationMode.EXPLICIT */);\r\n }\r\n}\r\n// undefined should be passed to the service factory for the default instance\r\nfunction normalizeIdentifierForFactory(identifier) {\r\n return identifier === DEFAULT_ENTRY_NAME ? undefined : identifier;\r\n}\r\nfunction isComponentEager(component) {\r\n return component.instantiationMode === \"EAGER\" /* InstantiationMode.EAGER */;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * ComponentContainer that provides Providers for service name T, e.g. `auth`, `auth-internal`\r\n */\r\nclass ComponentContainer {\r\n constructor(name) {\r\n this.name = name;\r\n this.providers = new Map();\r\n }\r\n /**\r\n *\r\n * @param component Component being added\r\n * @param overwrite When a component with the same name has already been registered,\r\n * if overwrite is true: overwrite the existing component with the new component and create a new\r\n * provider with the new component. It can be useful in tests where you want to use different mocks\r\n * for different tests.\r\n * if overwrite is false: throw an exception\r\n */\r\n addComponent(component) {\r\n const provider = this.getProvider(component.name);\r\n if (provider.isComponentSet()) {\r\n throw new Error(`Component ${component.name} has already been registered with ${this.name}`);\r\n }\r\n provider.setComponent(component);\r\n }\r\n addOrOverwriteComponent(component) {\r\n const provider = this.getProvider(component.name);\r\n if (provider.isComponentSet()) {\r\n // delete the existing provider from the container, so we can register the new component\r\n this.providers.delete(component.name);\r\n }\r\n this.addComponent(component);\r\n }\r\n /**\r\n * getProvider provides a type safe interface where it can only be called with a field name\r\n * present in NameServiceMapping interface.\r\n *\r\n * Firebase SDKs providing services should extend NameServiceMapping interface to register\r\n * themselves.\r\n */\r\n getProvider(name) {\r\n if (this.providers.has(name)) {\r\n return this.providers.get(name);\r\n }\r\n // create a Provider for a service that hasn't registered with Firebase\r\n const provider = new Provider(name, this);\r\n this.providers.set(name, provider);\r\n return provider;\r\n }\r\n getProviders() {\r\n return Array.from(this.providers.values());\r\n }\r\n}\n\nexport { Component, ComponentContainer, Provider };\n","/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * A container for all of the Logger instances\r\n */\r\nconst instances = [];\r\n/**\r\n * The JS SDK supports 5 log levels and also allows a user the ability to\r\n * silence the logs altogether.\r\n *\r\n * The order is a follows:\r\n * DEBUG < VERBOSE < INFO < WARN < ERROR\r\n *\r\n * All of the log types above the current log level will be captured (i.e. if\r\n * you set the log level to `INFO`, errors will still be logged, but `DEBUG` and\r\n * `VERBOSE` logs will not)\r\n */\r\nvar LogLevel;\r\n(function (LogLevel) {\r\n LogLevel[LogLevel[\"DEBUG\"] = 0] = \"DEBUG\";\r\n LogLevel[LogLevel[\"VERBOSE\"] = 1] = \"VERBOSE\";\r\n LogLevel[LogLevel[\"INFO\"] = 2] = \"INFO\";\r\n LogLevel[LogLevel[\"WARN\"] = 3] = \"WARN\";\r\n LogLevel[LogLevel[\"ERROR\"] = 4] = \"ERROR\";\r\n LogLevel[LogLevel[\"SILENT\"] = 5] = \"SILENT\";\r\n})(LogLevel || (LogLevel = {}));\r\nconst levelStringToEnum = {\r\n 'debug': LogLevel.DEBUG,\r\n 'verbose': LogLevel.VERBOSE,\r\n 'info': LogLevel.INFO,\r\n 'warn': LogLevel.WARN,\r\n 'error': LogLevel.ERROR,\r\n 'silent': LogLevel.SILENT\r\n};\r\n/**\r\n * The default log level\r\n */\r\nconst defaultLogLevel = LogLevel.INFO;\r\n/**\r\n * By default, `console.debug` is not displayed in the developer console (in\r\n * chrome). To avoid forcing users to have to opt-in to these logs twice\r\n * (i.e. once for firebase, and once in the console), we are sending `DEBUG`\r\n * logs to the `console.log` function.\r\n */\r\nconst ConsoleMethod = {\r\n [LogLevel.DEBUG]: 'log',\r\n [LogLevel.VERBOSE]: 'log',\r\n [LogLevel.INFO]: 'info',\r\n [LogLevel.WARN]: 'warn',\r\n [LogLevel.ERROR]: 'error'\r\n};\r\n/**\r\n * The default log handler will forward DEBUG, VERBOSE, INFO, WARN, and ERROR\r\n * messages on to their corresponding console counterparts (if the log method\r\n * is supported by the current log level)\r\n */\r\nconst defaultLogHandler = (instance, logType, ...args) => {\r\n if (logType < instance.logLevel) {\r\n return;\r\n }\r\n const now = new Date().toISOString();\r\n const method = ConsoleMethod[logType];\r\n if (method) {\r\n console[method](`[${now}] ${instance.name}:`, ...args);\r\n }\r\n else {\r\n throw new Error(`Attempted to log a message with an invalid logType (value: ${logType})`);\r\n }\r\n};\r\nclass Logger {\r\n /**\r\n * Gives you an instance of a Logger to capture messages according to\r\n * Firebase's logging scheme.\r\n *\r\n * @param name The name that the logs will be associated with\r\n */\r\n constructor(name) {\r\n this.name = name;\r\n /**\r\n * The log level of the given Logger instance.\r\n */\r\n this._logLevel = defaultLogLevel;\r\n /**\r\n * The main (internal) log handler for the Logger instance.\r\n * Can be set to a new function in internal package code but not by user.\r\n */\r\n this._logHandler = defaultLogHandler;\r\n /**\r\n * The optional, additional, user-defined log handler for the Logger instance.\r\n */\r\n this._userLogHandler = null;\r\n /**\r\n * Capture the current instance for later use\r\n */\r\n instances.push(this);\r\n }\r\n get logLevel() {\r\n return this._logLevel;\r\n }\r\n set logLevel(val) {\r\n if (!(val in LogLevel)) {\r\n throw new TypeError(`Invalid value \"${val}\" assigned to \\`logLevel\\``);\r\n }\r\n this._logLevel = val;\r\n }\r\n // Workaround for setter/getter having to be the same type.\r\n setLogLevel(val) {\r\n this._logLevel = typeof val === 'string' ? levelStringToEnum[val] : val;\r\n }\r\n get logHandler() {\r\n return this._logHandler;\r\n }\r\n set logHandler(val) {\r\n if (typeof val !== 'function') {\r\n throw new TypeError('Value assigned to `logHandler` must be a function');\r\n }\r\n this._logHandler = val;\r\n }\r\n get userLogHandler() {\r\n return this._userLogHandler;\r\n }\r\n set userLogHandler(val) {\r\n this._userLogHandler = val;\r\n }\r\n /**\r\n * The functions below are all based on the `console` interface\r\n */\r\n debug(...args) {\r\n this._userLogHandler && this._userLogHandler(this, LogLevel.DEBUG, ...args);\r\n this._logHandler(this, LogLevel.DEBUG, ...args);\r\n }\r\n log(...args) {\r\n this._userLogHandler &&\r\n this._userLogHandler(this, LogLevel.VERBOSE, ...args);\r\n this._logHandler(this, LogLevel.VERBOSE, ...args);\r\n }\r\n info(...args) {\r\n this._userLogHandler && this._userLogHandler(this, LogLevel.INFO, ...args);\r\n this._logHandler(this, LogLevel.INFO, ...args);\r\n }\r\n warn(...args) {\r\n this._userLogHandler && this._userLogHandler(this, LogLevel.WARN, ...args);\r\n this._logHandler(this, LogLevel.WARN, ...args);\r\n }\r\n error(...args) {\r\n this._userLogHandler && this._userLogHandler(this, LogLevel.ERROR, ...args);\r\n this._logHandler(this, LogLevel.ERROR, ...args);\r\n }\r\n}\r\nfunction setLogLevel(level) {\r\n instances.forEach(inst => {\r\n inst.setLogLevel(level);\r\n });\r\n}\r\nfunction setUserLogHandler(logCallback, options) {\r\n for (const instance of instances) {\r\n let customLogLevel = null;\r\n if (options && options.level) {\r\n customLogLevel = levelStringToEnum[options.level];\r\n }\r\n if (logCallback === null) {\r\n instance.userLogHandler = null;\r\n }\r\n else {\r\n instance.userLogHandler = (instance, level, ...args) => {\r\n const message = args\r\n .map(arg => {\r\n if (arg == null) {\r\n return null;\r\n }\r\n else if (typeof arg === 'string') {\r\n return arg;\r\n }\r\n else if (typeof arg === 'number' || typeof arg === 'boolean') {\r\n return arg.toString();\r\n }\r\n else if (arg instanceof Error) {\r\n return arg.message;\r\n }\r\n else {\r\n try {\r\n return JSON.stringify(arg);\r\n }\r\n catch (ignored) {\r\n return null;\r\n }\r\n }\r\n })\r\n .filter(arg => arg)\r\n .join(' ');\r\n if (level >= (customLogLevel !== null && customLogLevel !== void 0 ? customLogLevel : instance.logLevel)) {\r\n logCallback({\r\n level: LogLevel[level].toLowerCase(),\r\n message,\r\n args,\r\n type: instance.name\r\n });\r\n }\r\n };\r\n }\r\n }\r\n}\n\nexport { LogLevel, Logger, setLogLevel, setUserLogHandler };\n","const instanceOfAny = (object, constructors) => constructors.some((c) => object instanceof c);\n\nlet idbProxyableTypes;\nlet cursorAdvanceMethods;\n// This is a function to prevent it throwing up in node environments.\nfunction getIdbProxyableTypes() {\n return (idbProxyableTypes ||\n (idbProxyableTypes = [\n IDBDatabase,\n IDBObjectStore,\n IDBIndex,\n IDBCursor,\n IDBTransaction,\n ]));\n}\n// This is a function to prevent it throwing up in node environments.\nfunction getCursorAdvanceMethods() {\n return (cursorAdvanceMethods ||\n (cursorAdvanceMethods = [\n IDBCursor.prototype.advance,\n IDBCursor.prototype.continue,\n IDBCursor.prototype.continuePrimaryKey,\n ]));\n}\nconst cursorRequestMap = new WeakMap();\nconst transactionDoneMap = new WeakMap();\nconst transactionStoreNamesMap = new WeakMap();\nconst transformCache = new WeakMap();\nconst reverseTransformCache = new WeakMap();\nfunction promisifyRequest(request) {\n const promise = new Promise((resolve, reject) => {\n const unlisten = () => {\n request.removeEventListener('success', success);\n request.removeEventListener('error', error);\n };\n const success = () => {\n resolve(wrap(request.result));\n unlisten();\n };\n const error = () => {\n reject(request.error);\n unlisten();\n };\n request.addEventListener('success', success);\n request.addEventListener('error', error);\n });\n promise\n .then((value) => {\n // Since cursoring reuses the IDBRequest (*sigh*), we cache it for later retrieval\n // (see wrapFunction).\n if (value instanceof IDBCursor) {\n cursorRequestMap.set(value, request);\n }\n // Catching to avoid \"Uncaught Promise exceptions\"\n })\n .catch(() => { });\n // This mapping exists in reverseTransformCache but doesn't doesn't exist in transformCache. This\n // is because we create many promises from a single IDBRequest.\n reverseTransformCache.set(promise, request);\n return promise;\n}\nfunction cacheDonePromiseForTransaction(tx) {\n // Early bail if we've already created a done promise for this transaction.\n if (transactionDoneMap.has(tx))\n return;\n const done = new Promise((resolve, reject) => {\n const unlisten = () => {\n tx.removeEventListener('complete', complete);\n tx.removeEventListener('error', error);\n tx.removeEventListener('abort', error);\n };\n const complete = () => {\n resolve();\n unlisten();\n };\n const error = () => {\n reject(tx.error || new DOMException('AbortError', 'AbortError'));\n unlisten();\n };\n tx.addEventListener('complete', complete);\n tx.addEventListener('error', error);\n tx.addEventListener('abort', error);\n });\n // Cache it for later retrieval.\n transactionDoneMap.set(tx, done);\n}\nlet idbProxyTraps = {\n get(target, prop, receiver) {\n if (target instanceof IDBTransaction) {\n // Special handling for transaction.done.\n if (prop === 'done')\n return transactionDoneMap.get(target);\n // Polyfill for objectStoreNames because of Edge.\n if (prop === 'objectStoreNames') {\n return target.objectStoreNames || transactionStoreNamesMap.get(target);\n }\n // Make tx.store return the only store in the transaction, or undefined if there are many.\n if (prop === 'store') {\n return receiver.objectStoreNames[1]\n ? undefined\n : receiver.objectStore(receiver.objectStoreNames[0]);\n }\n }\n // Else transform whatever we get back.\n return wrap(target[prop]);\n },\n set(target, prop, value) {\n target[prop] = value;\n return true;\n },\n has(target, prop) {\n if (target instanceof IDBTransaction &&\n (prop === 'done' || prop === 'store')) {\n return true;\n }\n return prop in target;\n },\n};\nfunction replaceTraps(callback) {\n idbProxyTraps = callback(idbProxyTraps);\n}\nfunction wrapFunction(func) {\n // Due to expected object equality (which is enforced by the caching in `wrap`), we\n // only create one new func per func.\n // Edge doesn't support objectStoreNames (booo), so we polyfill it here.\n if (func === IDBDatabase.prototype.transaction &&\n !('objectStoreNames' in IDBTransaction.prototype)) {\n return function (storeNames, ...args) {\n const tx = func.call(unwrap(this), storeNames, ...args);\n transactionStoreNamesMap.set(tx, storeNames.sort ? storeNames.sort() : [storeNames]);\n return wrap(tx);\n };\n }\n // Cursor methods are special, as the behaviour is a little more different to standard IDB. In\n // IDB, you advance the cursor and wait for a new 'success' on the IDBRequest that gave you the\n // cursor. It's kinda like a promise that can resolve with many values. That doesn't make sense\n // with real promises, so each advance methods returns a new promise for the cursor object, or\n // undefined if the end of the cursor has been reached.\n if (getCursorAdvanceMethods().includes(func)) {\n return function (...args) {\n // Calling the original function with the proxy as 'this' causes ILLEGAL INVOCATION, so we use\n // the original object.\n func.apply(unwrap(this), args);\n return wrap(cursorRequestMap.get(this));\n };\n }\n return function (...args) {\n // Calling the original function with the proxy as 'this' causes ILLEGAL INVOCATION, so we use\n // the original object.\n return wrap(func.apply(unwrap(this), args));\n };\n}\nfunction transformCachableValue(value) {\n if (typeof value === 'function')\n return wrapFunction(value);\n // This doesn't return, it just creates a 'done' promise for the transaction,\n // which is later returned for transaction.done (see idbObjectHandler).\n if (value instanceof IDBTransaction)\n cacheDonePromiseForTransaction(value);\n if (instanceOfAny(value, getIdbProxyableTypes()))\n return new Proxy(value, idbProxyTraps);\n // Return the same value back if we're not going to transform it.\n return value;\n}\nfunction wrap(value) {\n // We sometimes generate multiple promises from a single IDBRequest (eg when cursoring), because\n // IDB is weird and a single IDBRequest can yield many responses, so these can't be cached.\n if (value instanceof IDBRequest)\n return promisifyRequest(value);\n // If we've already transformed this value before, reuse the transformed value.\n // This is faster, but it also provides object equality.\n if (transformCache.has(value))\n return transformCache.get(value);\n const newValue = transformCachableValue(value);\n // Not all types are transformed.\n // These may be primitive types, so they can't be WeakMap keys.\n if (newValue !== value) {\n transformCache.set(value, newValue);\n reverseTransformCache.set(newValue, value);\n }\n return newValue;\n}\nconst unwrap = (value) => reverseTransformCache.get(value);\n\nexport { reverseTransformCache as a, instanceOfAny as i, replaceTraps as r, unwrap as u, wrap as w };\n","import { w as wrap, r as replaceTraps } from './wrap-idb-value.js';\nexport { u as unwrap, w as wrap } from './wrap-idb-value.js';\n\n/**\n * Open a database.\n *\n * @param name Name of the database.\n * @param version Schema version.\n * @param callbacks Additional callbacks.\n */\nfunction openDB(name, version, { blocked, upgrade, blocking, terminated } = {}) {\n const request = indexedDB.open(name, version);\n const openPromise = wrap(request);\n if (upgrade) {\n request.addEventListener('upgradeneeded', (event) => {\n upgrade(wrap(request.result), event.oldVersion, event.newVersion, wrap(request.transaction), event);\n });\n }\n if (blocked) {\n request.addEventListener('blocked', (event) => blocked(\n // Casting due to https://github.com/microsoft/TypeScript-DOM-lib-generator/pull/1405\n event.oldVersion, event.newVersion, event));\n }\n openPromise\n .then((db) => {\n if (terminated)\n db.addEventListener('close', () => terminated());\n if (blocking) {\n db.addEventListener('versionchange', (event) => blocking(event.oldVersion, event.newVersion, event));\n }\n })\n .catch(() => { });\n return openPromise;\n}\n/**\n * Delete a database.\n *\n * @param name Name of the database.\n */\nfunction deleteDB(name, { blocked } = {}) {\n const request = indexedDB.deleteDatabase(name);\n if (blocked) {\n request.addEventListener('blocked', (event) => blocked(\n // Casting due to https://github.com/microsoft/TypeScript-DOM-lib-generator/pull/1405\n event.oldVersion, event));\n }\n return wrap(request).then(() => undefined);\n}\n\nconst readMethods = ['get', 'getKey', 'getAll', 'getAllKeys', 'count'];\nconst writeMethods = ['put', 'add', 'delete', 'clear'];\nconst cachedMethods = new Map();\nfunction getMethod(target, prop) {\n if (!(target instanceof IDBDatabase &&\n !(prop in target) &&\n typeof prop === 'string')) {\n return;\n }\n if (cachedMethods.get(prop))\n return cachedMethods.get(prop);\n const targetFuncName = prop.replace(/FromIndex$/, '');\n const useIndex = prop !== targetFuncName;\n const isWrite = writeMethods.includes(targetFuncName);\n if (\n // Bail if the target doesn't exist on the target. Eg, getAll isn't in Edge.\n !(targetFuncName in (useIndex ? IDBIndex : IDBObjectStore).prototype) ||\n !(isWrite || readMethods.includes(targetFuncName))) {\n return;\n }\n const method = async function (storeName, ...args) {\n // isWrite ? 'readwrite' : undefined gzipps better, but fails in Edge :(\n const tx = this.transaction(storeName, isWrite ? 'readwrite' : 'readonly');\n let target = tx.store;\n if (useIndex)\n target = target.index(args.shift());\n // Must reject if op rejects.\n // If it's a write operation, must reject if tx.done rejects.\n // Must reject with op rejection first.\n // Must resolve with op value.\n // Must handle both promises (no unhandled rejections)\n return (await Promise.all([\n target[targetFuncName](...args),\n isWrite && tx.done,\n ]))[0];\n };\n cachedMethods.set(prop, method);\n return method;\n}\nreplaceTraps((oldTraps) => ({\n ...oldTraps,\n get: (target, prop, receiver) => getMethod(target, prop) || oldTraps.get(target, prop, receiver),\n has: (target, prop) => !!getMethod(target, prop) || oldTraps.has(target, prop),\n}));\n\nexport { deleteDB, openDB };\n","import { Component, ComponentContainer } from '@firebase/component';\nimport { Logger, setUserLogHandler, setLogLevel as setLogLevel$1 } from '@firebase/logger';\nimport { ErrorFactory, getDefaultAppConfig, deepEqual, FirebaseError, base64urlEncodeWithoutPadding, isIndexedDBAvailable, validateIndexedDBOpenable } from '@firebase/util';\nexport { FirebaseError } from '@firebase/util';\nimport { openDB } from 'idb';\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nclass PlatformLoggerServiceImpl {\r\n constructor(container) {\r\n this.container = container;\r\n }\r\n // In initial implementation, this will be called by installations on\r\n // auth token refresh, and installations will send this string.\r\n getPlatformInfoString() {\r\n const providers = this.container.getProviders();\r\n // Loop through providers and get library/version pairs from any that are\r\n // version components.\r\n return providers\r\n .map(provider => {\r\n if (isVersionServiceProvider(provider)) {\r\n const service = provider.getImmediate();\r\n return `${service.library}/${service.version}`;\r\n }\r\n else {\r\n return null;\r\n }\r\n })\r\n .filter(logString => logString)\r\n .join(' ');\r\n }\r\n}\r\n/**\r\n *\r\n * @param provider check if this provider provides a VersionService\r\n *\r\n * NOTE: Using Provider<'app-version'> is a hack to indicate that the provider\r\n * provides VersionService. The provider is not necessarily a 'app-version'\r\n * provider.\r\n */\r\nfunction isVersionServiceProvider(provider) {\r\n const component = provider.getComponent();\r\n return (component === null || component === void 0 ? void 0 : component.type) === \"VERSION\" /* ComponentType.VERSION */;\r\n}\n\nconst name$o = \"@firebase/app\";\nconst version$1 = \"0.9.13\";\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nconst logger = new Logger('@firebase/app');\n\nconst name$n = \"@firebase/app-compat\";\n\nconst name$m = \"@firebase/analytics-compat\";\n\nconst name$l = \"@firebase/analytics\";\n\nconst name$k = \"@firebase/app-check-compat\";\n\nconst name$j = \"@firebase/app-check\";\n\nconst name$i = \"@firebase/auth\";\n\nconst name$h = \"@firebase/auth-compat\";\n\nconst name$g = \"@firebase/database\";\n\nconst name$f = \"@firebase/database-compat\";\n\nconst name$e = \"@firebase/functions\";\n\nconst name$d = \"@firebase/functions-compat\";\n\nconst name$c = \"@firebase/installations\";\n\nconst name$b = \"@firebase/installations-compat\";\n\nconst name$a = \"@firebase/messaging\";\n\nconst name$9 = \"@firebase/messaging-compat\";\n\nconst name$8 = \"@firebase/performance\";\n\nconst name$7 = \"@firebase/performance-compat\";\n\nconst name$6 = \"@firebase/remote-config\";\n\nconst name$5 = \"@firebase/remote-config-compat\";\n\nconst name$4 = \"@firebase/storage\";\n\nconst name$3 = \"@firebase/storage-compat\";\n\nconst name$2 = \"@firebase/firestore\";\n\nconst name$1 = \"@firebase/firestore-compat\";\n\nconst name = \"firebase\";\nconst version = \"9.23.0\";\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * The default app name\r\n *\r\n * @internal\r\n */\r\nconst DEFAULT_ENTRY_NAME = '[DEFAULT]';\r\nconst PLATFORM_LOG_STRING = {\r\n [name$o]: 'fire-core',\r\n [name$n]: 'fire-core-compat',\r\n [name$l]: 'fire-analytics',\r\n [name$m]: 'fire-analytics-compat',\r\n [name$j]: 'fire-app-check',\r\n [name$k]: 'fire-app-check-compat',\r\n [name$i]: 'fire-auth',\r\n [name$h]: 'fire-auth-compat',\r\n [name$g]: 'fire-rtdb',\r\n [name$f]: 'fire-rtdb-compat',\r\n [name$e]: 'fire-fn',\r\n [name$d]: 'fire-fn-compat',\r\n [name$c]: 'fire-iid',\r\n [name$b]: 'fire-iid-compat',\r\n [name$a]: 'fire-fcm',\r\n [name$9]: 'fire-fcm-compat',\r\n [name$8]: 'fire-perf',\r\n [name$7]: 'fire-perf-compat',\r\n [name$6]: 'fire-rc',\r\n [name$5]: 'fire-rc-compat',\r\n [name$4]: 'fire-gcs',\r\n [name$3]: 'fire-gcs-compat',\r\n [name$2]: 'fire-fst',\r\n [name$1]: 'fire-fst-compat',\r\n 'fire-js': 'fire-js',\r\n [name]: 'fire-js-all'\r\n};\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * @internal\r\n */\r\nconst _apps = new Map();\r\n/**\r\n * Registered components.\r\n *\r\n * @internal\r\n */\r\n// eslint-disable-next-line @typescript-eslint/no-explicit-any\r\nconst _components = new Map();\r\n/**\r\n * @param component - the component being added to this app's container\r\n *\r\n * @internal\r\n */\r\nfunction _addComponent(app, component) {\r\n try {\r\n app.container.addComponent(component);\r\n }\r\n catch (e) {\r\n logger.debug(`Component ${component.name} failed to register with FirebaseApp ${app.name}`, e);\r\n }\r\n}\r\n/**\r\n *\r\n * @internal\r\n */\r\nfunction _addOrOverwriteComponent(app, component) {\r\n app.container.addOrOverwriteComponent(component);\r\n}\r\n/**\r\n *\r\n * @param component - the component to register\r\n * @returns whether or not the component is registered successfully\r\n *\r\n * @internal\r\n */\r\nfunction _registerComponent(component) {\r\n const componentName = component.name;\r\n if (_components.has(componentName)) {\r\n logger.debug(`There were multiple attempts to register component ${componentName}.`);\r\n return false;\r\n }\r\n _components.set(componentName, component);\r\n // add the component to existing app instances\r\n for (const app of _apps.values()) {\r\n _addComponent(app, component);\r\n }\r\n return true;\r\n}\r\n/**\r\n *\r\n * @param app - FirebaseApp instance\r\n * @param name - service name\r\n *\r\n * @returns the provider for the service with the matching name\r\n *\r\n * @internal\r\n */\r\nfunction _getProvider(app, name) {\r\n const heartbeatController = app.container\r\n .getProvider('heartbeat')\r\n .getImmediate({ optional: true });\r\n if (heartbeatController) {\r\n void heartbeatController.triggerHeartbeat();\r\n }\r\n return app.container.getProvider(name);\r\n}\r\n/**\r\n *\r\n * @param app - FirebaseApp instance\r\n * @param name - service name\r\n * @param instanceIdentifier - service instance identifier in case the service supports multiple instances\r\n *\r\n * @internal\r\n */\r\nfunction _removeServiceInstance(app, name, instanceIdentifier = DEFAULT_ENTRY_NAME) {\r\n _getProvider(app, name).clearInstance(instanceIdentifier);\r\n}\r\n/**\r\n * Test only\r\n *\r\n * @internal\r\n */\r\nfunction _clearComponents() {\r\n _components.clear();\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nconst ERRORS = {\r\n [\"no-app\" /* AppError.NO_APP */]: \"No Firebase App '{$appName}' has been created - \" +\r\n 'call initializeApp() first',\r\n [\"bad-app-name\" /* AppError.BAD_APP_NAME */]: \"Illegal App name: '{$appName}\",\r\n [\"duplicate-app\" /* AppError.DUPLICATE_APP */]: \"Firebase App named '{$appName}' already exists with different options or config\",\r\n [\"app-deleted\" /* AppError.APP_DELETED */]: \"Firebase App named '{$appName}' already deleted\",\r\n [\"no-options\" /* AppError.NO_OPTIONS */]: 'Need to provide options, when not being deployed to hosting via source.',\r\n [\"invalid-app-argument\" /* AppError.INVALID_APP_ARGUMENT */]: 'firebase.{$appName}() takes either no argument or a ' +\r\n 'Firebase App instance.',\r\n [\"invalid-log-argument\" /* AppError.INVALID_LOG_ARGUMENT */]: 'First argument to `onLog` must be null or a function.',\r\n [\"idb-open\" /* AppError.IDB_OPEN */]: 'Error thrown when opening IndexedDB. Original error: {$originalErrorMessage}.',\r\n [\"idb-get\" /* AppError.IDB_GET */]: 'Error thrown when reading from IndexedDB. Original error: {$originalErrorMessage}.',\r\n [\"idb-set\" /* AppError.IDB_WRITE */]: 'Error thrown when writing to IndexedDB. Original error: {$originalErrorMessage}.',\r\n [\"idb-delete\" /* AppError.IDB_DELETE */]: 'Error thrown when deleting from IndexedDB. Original error: {$originalErrorMessage}.'\r\n};\r\nconst ERROR_FACTORY = new ErrorFactory('app', 'Firebase', ERRORS);\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nclass FirebaseAppImpl {\r\n constructor(options, config, container) {\r\n this._isDeleted = false;\r\n this._options = Object.assign({}, options);\r\n this._config = Object.assign({}, config);\r\n this._name = config.name;\r\n this._automaticDataCollectionEnabled =\r\n config.automaticDataCollectionEnabled;\r\n this._container = container;\r\n this.container.addComponent(new Component('app', () => this, \"PUBLIC\" /* ComponentType.PUBLIC */));\r\n }\r\n get automaticDataCollectionEnabled() {\r\n this.checkDestroyed();\r\n return this._automaticDataCollectionEnabled;\r\n }\r\n set automaticDataCollectionEnabled(val) {\r\n this.checkDestroyed();\r\n this._automaticDataCollectionEnabled = val;\r\n }\r\n get name() {\r\n this.checkDestroyed();\r\n return this._name;\r\n }\r\n get options() {\r\n this.checkDestroyed();\r\n return this._options;\r\n }\r\n get config() {\r\n this.checkDestroyed();\r\n return this._config;\r\n }\r\n get container() {\r\n return this._container;\r\n }\r\n get isDeleted() {\r\n return this._isDeleted;\r\n }\r\n set isDeleted(val) {\r\n this._isDeleted = val;\r\n }\r\n /**\r\n * This function will throw an Error if the App has already been deleted -\r\n * use before performing API actions on the App.\r\n */\r\n checkDestroyed() {\r\n if (this.isDeleted) {\r\n throw ERROR_FACTORY.create(\"app-deleted\" /* AppError.APP_DELETED */, { appName: this._name });\r\n }\r\n }\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * The current SDK version.\r\n *\r\n * @public\r\n */\r\nconst SDK_VERSION = version;\r\nfunction initializeApp(_options, rawConfig = {}) {\r\n let options = _options;\r\n if (typeof rawConfig !== 'object') {\r\n const name = rawConfig;\r\n rawConfig = { name };\r\n }\r\n const config = Object.assign({ name: DEFAULT_ENTRY_NAME, automaticDataCollectionEnabled: false }, rawConfig);\r\n const name = config.name;\r\n if (typeof name !== 'string' || !name) {\r\n throw ERROR_FACTORY.create(\"bad-app-name\" /* AppError.BAD_APP_NAME */, {\r\n appName: String(name)\r\n });\r\n }\r\n options || (options = getDefaultAppConfig());\r\n if (!options) {\r\n throw ERROR_FACTORY.create(\"no-options\" /* AppError.NO_OPTIONS */);\r\n }\r\n const existingApp = _apps.get(name);\r\n if (existingApp) {\r\n // return the existing app if options and config deep equal the ones in the existing app.\r\n if (deepEqual(options, existingApp.options) &&\r\n deepEqual(config, existingApp.config)) {\r\n return existingApp;\r\n }\r\n else {\r\n throw ERROR_FACTORY.create(\"duplicate-app\" /* AppError.DUPLICATE_APP */, { appName: name });\r\n }\r\n }\r\n const container = new ComponentContainer(name);\r\n for (const component of _components.values()) {\r\n container.addComponent(component);\r\n }\r\n const newApp = new FirebaseAppImpl(options, config, container);\r\n _apps.set(name, newApp);\r\n return newApp;\r\n}\r\n/**\r\n * Retrieves a {@link @firebase/app#FirebaseApp} instance.\r\n *\r\n * When called with no arguments, the default app is returned. When an app name\r\n * is provided, the app corresponding to that name is returned.\r\n *\r\n * An exception is thrown if the app being retrieved has not yet been\r\n * initialized.\r\n *\r\n * @example\r\n * ```javascript\r\n * // Return the default app\r\n * const app = getApp();\r\n * ```\r\n *\r\n * @example\r\n * ```javascript\r\n * // Return a named app\r\n * const otherApp = getApp(\"otherApp\");\r\n * ```\r\n *\r\n * @param name - Optional name of the app to return. If no name is\r\n * provided, the default is `\"[DEFAULT]\"`.\r\n *\r\n * @returns The app corresponding to the provided app name.\r\n * If no app name is provided, the default app is returned.\r\n *\r\n * @public\r\n */\r\nfunction getApp(name = DEFAULT_ENTRY_NAME) {\r\n const app = _apps.get(name);\r\n if (!app && name === DEFAULT_ENTRY_NAME && getDefaultAppConfig()) {\r\n return initializeApp();\r\n }\r\n if (!app) {\r\n throw ERROR_FACTORY.create(\"no-app\" /* AppError.NO_APP */, { appName: name });\r\n }\r\n return app;\r\n}\r\n/**\r\n * A (read-only) array of all initialized apps.\r\n * @public\r\n */\r\nfunction getApps() {\r\n return Array.from(_apps.values());\r\n}\r\n/**\r\n * Renders this app unusable and frees the resources of all associated\r\n * services.\r\n *\r\n * @example\r\n * ```javascript\r\n * deleteApp(app)\r\n * .then(function() {\r\n * console.log(\"App deleted successfully\");\r\n * })\r\n * .catch(function(error) {\r\n * console.log(\"Error deleting app:\", error);\r\n * });\r\n * ```\r\n *\r\n * @public\r\n */\r\nasync function deleteApp(app) {\r\n const name = app.name;\r\n if (_apps.has(name)) {\r\n _apps.delete(name);\r\n await Promise.all(app.container\r\n .getProviders()\r\n .map(provider => provider.delete()));\r\n app.isDeleted = true;\r\n }\r\n}\r\n/**\r\n * Registers a library's name and version for platform logging purposes.\r\n * @param library - Name of 1p or 3p library (e.g. firestore, angularfire)\r\n * @param version - Current version of that library.\r\n * @param variant - Bundle variant, e.g., node, rn, etc.\r\n *\r\n * @public\r\n */\r\nfunction registerVersion(libraryKeyOrName, version, variant) {\r\n var _a;\r\n // TODO: We can use this check to whitelist strings when/if we set up\r\n // a good whitelist system.\r\n let library = (_a = PLATFORM_LOG_STRING[libraryKeyOrName]) !== null && _a !== void 0 ? _a : libraryKeyOrName;\r\n if (variant) {\r\n library += `-${variant}`;\r\n }\r\n const libraryMismatch = library.match(/\\s|\\//);\r\n const versionMismatch = version.match(/\\s|\\//);\r\n if (libraryMismatch || versionMismatch) {\r\n const warning = [\r\n `Unable to register library \"${library}\" with version \"${version}\":`\r\n ];\r\n if (libraryMismatch) {\r\n warning.push(`library name \"${library}\" contains illegal characters (whitespace or \"/\")`);\r\n }\r\n if (libraryMismatch && versionMismatch) {\r\n warning.push('and');\r\n }\r\n if (versionMismatch) {\r\n warning.push(`version name \"${version}\" contains illegal characters (whitespace or \"/\")`);\r\n }\r\n logger.warn(warning.join(' '));\r\n return;\r\n }\r\n _registerComponent(new Component(`${library}-version`, () => ({ library, version }), \"VERSION\" /* ComponentType.VERSION */));\r\n}\r\n/**\r\n * Sets log handler for all Firebase SDKs.\r\n * @param logCallback - An optional custom log handler that executes user code whenever\r\n * the Firebase SDK makes a logging call.\r\n *\r\n * @public\r\n */\r\nfunction onLog(logCallback, options) {\r\n if (logCallback !== null && typeof logCallback !== 'function') {\r\n throw ERROR_FACTORY.create(\"invalid-log-argument\" /* AppError.INVALID_LOG_ARGUMENT */);\r\n }\r\n setUserLogHandler(logCallback, options);\r\n}\r\n/**\r\n * Sets log level for all Firebase SDKs.\r\n *\r\n * All of the log types above the current log level are captured (i.e. if\r\n * you set the log level to `info`, errors are logged, but `debug` and\r\n * `verbose` logs are not).\r\n *\r\n * @public\r\n */\r\nfunction setLogLevel(logLevel) {\r\n setLogLevel$1(logLevel);\r\n}\n\n/**\r\n * @license\r\n * Copyright 2021 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nconst DB_NAME = 'firebase-heartbeat-database';\r\nconst DB_VERSION = 1;\r\nconst STORE_NAME = 'firebase-heartbeat-store';\r\nlet dbPromise = null;\r\nfunction getDbPromise() {\r\n if (!dbPromise) {\r\n dbPromise = openDB(DB_NAME, DB_VERSION, {\r\n upgrade: (db, oldVersion) => {\r\n // We don't use 'break' in this switch statement, the fall-through\r\n // behavior is what we want, because if there are multiple versions between\r\n // the old version and the current version, we want ALL the migrations\r\n // that correspond to those versions to run, not only the last one.\r\n // eslint-disable-next-line default-case\r\n switch (oldVersion) {\r\n case 0:\r\n db.createObjectStore(STORE_NAME);\r\n }\r\n }\r\n }).catch(e => {\r\n throw ERROR_FACTORY.create(\"idb-open\" /* AppError.IDB_OPEN */, {\r\n originalErrorMessage: e.message\r\n });\r\n });\r\n }\r\n return dbPromise;\r\n}\r\nasync function readHeartbeatsFromIndexedDB(app) {\r\n try {\r\n const db = await getDbPromise();\r\n const result = await db\r\n .transaction(STORE_NAME)\r\n .objectStore(STORE_NAME)\r\n .get(computeKey(app));\r\n return result;\r\n }\r\n catch (e) {\r\n if (e instanceof FirebaseError) {\r\n logger.warn(e.message);\r\n }\r\n else {\r\n const idbGetError = ERROR_FACTORY.create(\"idb-get\" /* AppError.IDB_GET */, {\r\n originalErrorMessage: e === null || e === void 0 ? void 0 : e.message\r\n });\r\n logger.warn(idbGetError.message);\r\n }\r\n }\r\n}\r\nasync function writeHeartbeatsToIndexedDB(app, heartbeatObject) {\r\n try {\r\n const db = await getDbPromise();\r\n const tx = db.transaction(STORE_NAME, 'readwrite');\r\n const objectStore = tx.objectStore(STORE_NAME);\r\n await objectStore.put(heartbeatObject, computeKey(app));\r\n await tx.done;\r\n }\r\n catch (e) {\r\n if (e instanceof FirebaseError) {\r\n logger.warn(e.message);\r\n }\r\n else {\r\n const idbGetError = ERROR_FACTORY.create(\"idb-set\" /* AppError.IDB_WRITE */, {\r\n originalErrorMessage: e === null || e === void 0 ? void 0 : e.message\r\n });\r\n logger.warn(idbGetError.message);\r\n }\r\n }\r\n}\r\nfunction computeKey(app) {\r\n return `${app.name}!${app.options.appId}`;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2021 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nconst MAX_HEADER_BYTES = 1024;\r\n// 30 days\r\nconst STORED_HEARTBEAT_RETENTION_MAX_MILLIS = 30 * 24 * 60 * 60 * 1000;\r\nclass HeartbeatServiceImpl {\r\n constructor(container) {\r\n this.container = container;\r\n /**\r\n * In-memory cache for heartbeats, used by getHeartbeatsHeader() to generate\r\n * the header string.\r\n * Stores one record per date. This will be consolidated into the standard\r\n * format of one record per user agent string before being sent as a header.\r\n * Populated from indexedDB when the controller is instantiated and should\r\n * be kept in sync with indexedDB.\r\n * Leave public for easier testing.\r\n */\r\n this._heartbeatsCache = null;\r\n const app = this.container.getProvider('app').getImmediate();\r\n this._storage = new HeartbeatStorageImpl(app);\r\n this._heartbeatsCachePromise = this._storage.read().then(result => {\r\n this._heartbeatsCache = result;\r\n return result;\r\n });\r\n }\r\n /**\r\n * Called to report a heartbeat. The function will generate\r\n * a HeartbeatsByUserAgent object, update heartbeatsCache, and persist it\r\n * to IndexedDB.\r\n * Note that we only store one heartbeat per day. So if a heartbeat for today is\r\n * already logged, subsequent calls to this function in the same day will be ignored.\r\n */\r\n async triggerHeartbeat() {\r\n const platformLogger = this.container\r\n .getProvider('platform-logger')\r\n .getImmediate();\r\n // This is the \"Firebase user agent\" string from the platform logger\r\n // service, not the browser user agent.\r\n const agent = platformLogger.getPlatformInfoString();\r\n const date = getUTCDateString();\r\n if (this._heartbeatsCache === null) {\r\n this._heartbeatsCache = await this._heartbeatsCachePromise;\r\n }\r\n // Do not store a heartbeat if one is already stored for this day\r\n // or if a header has already been sent today.\r\n if (this._heartbeatsCache.lastSentHeartbeatDate === date ||\r\n this._heartbeatsCache.heartbeats.some(singleDateHeartbeat => singleDateHeartbeat.date === date)) {\r\n return;\r\n }\r\n else {\r\n // There is no entry for this date. Create one.\r\n this._heartbeatsCache.heartbeats.push({ date, agent });\r\n }\r\n // Remove entries older than 30 days.\r\n this._heartbeatsCache.heartbeats = this._heartbeatsCache.heartbeats.filter(singleDateHeartbeat => {\r\n const hbTimestamp = new Date(singleDateHeartbeat.date).valueOf();\r\n const now = Date.now();\r\n return now - hbTimestamp <= STORED_HEARTBEAT_RETENTION_MAX_MILLIS;\r\n });\r\n return this._storage.overwrite(this._heartbeatsCache);\r\n }\r\n /**\r\n * Returns a base64 encoded string which can be attached to the heartbeat-specific header directly.\r\n * It also clears all heartbeats from memory as well as in IndexedDB.\r\n *\r\n * NOTE: Consuming product SDKs should not send the header if this method\r\n * returns an empty string.\r\n */\r\n async getHeartbeatsHeader() {\r\n if (this._heartbeatsCache === null) {\r\n await this._heartbeatsCachePromise;\r\n }\r\n // If it's still null or the array is empty, there is no data to send.\r\n if (this._heartbeatsCache === null ||\r\n this._heartbeatsCache.heartbeats.length === 0) {\r\n return '';\r\n }\r\n const date = getUTCDateString();\r\n // Extract as many heartbeats from the cache as will fit under the size limit.\r\n const { heartbeatsToSend, unsentEntries } = extractHeartbeatsForHeader(this._heartbeatsCache.heartbeats);\r\n const headerString = base64urlEncodeWithoutPadding(JSON.stringify({ version: 2, heartbeats: heartbeatsToSend }));\r\n // Store last sent date to prevent another being logged/sent for the same day.\r\n this._heartbeatsCache.lastSentHeartbeatDate = date;\r\n if (unsentEntries.length > 0) {\r\n // Store any unsent entries if they exist.\r\n this._heartbeatsCache.heartbeats = unsentEntries;\r\n // This seems more likely than emptying the array (below) to lead to some odd state\r\n // since the cache isn't empty and this will be called again on the next request,\r\n // and is probably safest if we await it.\r\n await this._storage.overwrite(this._heartbeatsCache);\r\n }\r\n else {\r\n this._heartbeatsCache.heartbeats = [];\r\n // Do not wait for this, to reduce latency.\r\n void this._storage.overwrite(this._heartbeatsCache);\r\n }\r\n return headerString;\r\n }\r\n}\r\nfunction getUTCDateString() {\r\n const today = new Date();\r\n // Returns date format 'YYYY-MM-DD'\r\n return today.toISOString().substring(0, 10);\r\n}\r\nfunction extractHeartbeatsForHeader(heartbeatsCache, maxSize = MAX_HEADER_BYTES) {\r\n // Heartbeats grouped by user agent in the standard format to be sent in\r\n // the header.\r\n const heartbeatsToSend = [];\r\n // Single date format heartbeats that are not sent.\r\n let unsentEntries = heartbeatsCache.slice();\r\n for (const singleDateHeartbeat of heartbeatsCache) {\r\n // Look for an existing entry with the same user agent.\r\n const heartbeatEntry = heartbeatsToSend.find(hb => hb.agent === singleDateHeartbeat.agent);\r\n if (!heartbeatEntry) {\r\n // If no entry for this user agent exists, create one.\r\n heartbeatsToSend.push({\r\n agent: singleDateHeartbeat.agent,\r\n dates: [singleDateHeartbeat.date]\r\n });\r\n if (countBytes(heartbeatsToSend) > maxSize) {\r\n // If the header would exceed max size, remove the added heartbeat\r\n // entry and stop adding to the header.\r\n heartbeatsToSend.pop();\r\n break;\r\n }\r\n }\r\n else {\r\n heartbeatEntry.dates.push(singleDateHeartbeat.date);\r\n // If the header would exceed max size, remove the added date\r\n // and stop adding to the header.\r\n if (countBytes(heartbeatsToSend) > maxSize) {\r\n heartbeatEntry.dates.pop();\r\n break;\r\n }\r\n }\r\n // Pop unsent entry from queue. (Skipped if adding the entry exceeded\r\n // quota and the loop breaks early.)\r\n unsentEntries = unsentEntries.slice(1);\r\n }\r\n return {\r\n heartbeatsToSend,\r\n unsentEntries\r\n };\r\n}\r\nclass HeartbeatStorageImpl {\r\n constructor(app) {\r\n this.app = app;\r\n this._canUseIndexedDBPromise = this.runIndexedDBEnvironmentCheck();\r\n }\r\n async runIndexedDBEnvironmentCheck() {\r\n if (!isIndexedDBAvailable()) {\r\n return false;\r\n }\r\n else {\r\n return validateIndexedDBOpenable()\r\n .then(() => true)\r\n .catch(() => false);\r\n }\r\n }\r\n /**\r\n * Read all heartbeats.\r\n */\r\n async read() {\r\n const canUseIndexedDB = await this._canUseIndexedDBPromise;\r\n if (!canUseIndexedDB) {\r\n return { heartbeats: [] };\r\n }\r\n else {\r\n const idbHeartbeatObject = await readHeartbeatsFromIndexedDB(this.app);\r\n return idbHeartbeatObject || { heartbeats: [] };\r\n }\r\n }\r\n // overwrite the storage with the provided heartbeats\r\n async overwrite(heartbeatsObject) {\r\n var _a;\r\n const canUseIndexedDB = await this._canUseIndexedDBPromise;\r\n if (!canUseIndexedDB) {\r\n return;\r\n }\r\n else {\r\n const existingHeartbeatsObject = await this.read();\r\n return writeHeartbeatsToIndexedDB(this.app, {\r\n lastSentHeartbeatDate: (_a = heartbeatsObject.lastSentHeartbeatDate) !== null && _a !== void 0 ? _a : existingHeartbeatsObject.lastSentHeartbeatDate,\r\n heartbeats: heartbeatsObject.heartbeats\r\n });\r\n }\r\n }\r\n // add heartbeats\r\n async add(heartbeatsObject) {\r\n var _a;\r\n const canUseIndexedDB = await this._canUseIndexedDBPromise;\r\n if (!canUseIndexedDB) {\r\n return;\r\n }\r\n else {\r\n const existingHeartbeatsObject = await this.read();\r\n return writeHeartbeatsToIndexedDB(this.app, {\r\n lastSentHeartbeatDate: (_a = heartbeatsObject.lastSentHeartbeatDate) !== null && _a !== void 0 ? _a : existingHeartbeatsObject.lastSentHeartbeatDate,\r\n heartbeats: [\r\n ...existingHeartbeatsObject.heartbeats,\r\n ...heartbeatsObject.heartbeats\r\n ]\r\n });\r\n }\r\n }\r\n}\r\n/**\r\n * Calculate bytes of a HeartbeatsByUserAgent array after being wrapped\r\n * in a platform logging header JSON object, stringified, and converted\r\n * to base 64.\r\n */\r\nfunction countBytes(heartbeatsCache) {\r\n // base64 has a restricted set of characters, all of which should be 1 byte.\r\n return base64urlEncodeWithoutPadding(\r\n // heartbeatsCache wrapper properties\r\n JSON.stringify({ version: 2, heartbeats: heartbeatsCache })).length;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nfunction registerCoreComponents(variant) {\r\n _registerComponent(new Component('platform-logger', container => new PlatformLoggerServiceImpl(container), \"PRIVATE\" /* ComponentType.PRIVATE */));\r\n _registerComponent(new Component('heartbeat', container => new HeartbeatServiceImpl(container), \"PRIVATE\" /* ComponentType.PRIVATE */));\r\n // Register `app` package.\r\n registerVersion(name$o, version$1, variant);\r\n // BUILD_TARGET will be replaced by values like esm5, esm2017, cjs5, etc during the compilation\r\n registerVersion(name$o, version$1, 'esm2017');\r\n // Register platform SDK identifier (no version).\r\n registerVersion('fire-js', '');\r\n}\n\n/**\r\n * Firebase App\r\n *\r\n * @remarks This package coordinates the communication between the different Firebase components\r\n * @packageDocumentation\r\n */\r\nregisterCoreComponents('');\n\nexport { SDK_VERSION, DEFAULT_ENTRY_NAME as _DEFAULT_ENTRY_NAME, _addComponent, _addOrOverwriteComponent, _apps, _clearComponents, _components, _getProvider, _registerComponent, _removeServiceInstance, deleteApp, getApp, getApps, initializeApp, onLog, registerVersion, setLogLevel };\n","import { registerVersion } from '@firebase/app';\nexport * from '@firebase/app';\n\nvar name = \"firebase\";\nvar version = \"9.23.0\";\n\n/**\r\n * @license\r\n * Copyright 2020 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nregisterVersion(name, version, 'app');\n","const instanceOfAny = (object, constructors) => constructors.some((c) => object instanceof c);\n\nlet idbProxyableTypes;\nlet cursorAdvanceMethods;\n// This is a function to prevent it throwing up in node environments.\nfunction getIdbProxyableTypes() {\n return (idbProxyableTypes ||\n (idbProxyableTypes = [\n IDBDatabase,\n IDBObjectStore,\n IDBIndex,\n IDBCursor,\n IDBTransaction,\n ]));\n}\n// This is a function to prevent it throwing up in node environments.\nfunction getCursorAdvanceMethods() {\n return (cursorAdvanceMethods ||\n (cursorAdvanceMethods = [\n IDBCursor.prototype.advance,\n IDBCursor.prototype.continue,\n IDBCursor.prototype.continuePrimaryKey,\n ]));\n}\nconst cursorRequestMap = new WeakMap();\nconst transactionDoneMap = new WeakMap();\nconst transactionStoreNamesMap = new WeakMap();\nconst transformCache = new WeakMap();\nconst reverseTransformCache = new WeakMap();\nfunction promisifyRequest(request) {\n const promise = new Promise((resolve, reject) => {\n const unlisten = () => {\n request.removeEventListener('success', success);\n request.removeEventListener('error', error);\n };\n const success = () => {\n resolve(wrap(request.result));\n unlisten();\n };\n const error = () => {\n reject(request.error);\n unlisten();\n };\n request.addEventListener('success', success);\n request.addEventListener('error', error);\n });\n promise\n .then((value) => {\n // Since cursoring reuses the IDBRequest (*sigh*), we cache it for later retrieval\n // (see wrapFunction).\n if (value instanceof IDBCursor) {\n cursorRequestMap.set(value, request);\n }\n // Catching to avoid \"Uncaught Promise exceptions\"\n })\n .catch(() => { });\n // This mapping exists in reverseTransformCache but doesn't doesn't exist in transformCache. This\n // is because we create many promises from a single IDBRequest.\n reverseTransformCache.set(promise, request);\n return promise;\n}\nfunction cacheDonePromiseForTransaction(tx) {\n // Early bail if we've already created a done promise for this transaction.\n if (transactionDoneMap.has(tx))\n return;\n const done = new Promise((resolve, reject) => {\n const unlisten = () => {\n tx.removeEventListener('complete', complete);\n tx.removeEventListener('error', error);\n tx.removeEventListener('abort', error);\n };\n const complete = () => {\n resolve();\n unlisten();\n };\n const error = () => {\n reject(tx.error || new DOMException('AbortError', 'AbortError'));\n unlisten();\n };\n tx.addEventListener('complete', complete);\n tx.addEventListener('error', error);\n tx.addEventListener('abort', error);\n });\n // Cache it for later retrieval.\n transactionDoneMap.set(tx, done);\n}\nlet idbProxyTraps = {\n get(target, prop, receiver) {\n if (target instanceof IDBTransaction) {\n // Special handling for transaction.done.\n if (prop === 'done')\n return transactionDoneMap.get(target);\n // Polyfill for objectStoreNames because of Edge.\n if (prop === 'objectStoreNames') {\n return target.objectStoreNames || transactionStoreNamesMap.get(target);\n }\n // Make tx.store return the only store in the transaction, or undefined if there are many.\n if (prop === 'store') {\n return receiver.objectStoreNames[1]\n ? undefined\n : receiver.objectStore(receiver.objectStoreNames[0]);\n }\n }\n // Else transform whatever we get back.\n return wrap(target[prop]);\n },\n set(target, prop, value) {\n target[prop] = value;\n return true;\n },\n has(target, prop) {\n if (target instanceof IDBTransaction &&\n (prop === 'done' || prop === 'store')) {\n return true;\n }\n return prop in target;\n },\n};\nfunction replaceTraps(callback) {\n idbProxyTraps = callback(idbProxyTraps);\n}\nfunction wrapFunction(func) {\n // Due to expected object equality (which is enforced by the caching in `wrap`), we\n // only create one new func per func.\n // Edge doesn't support objectStoreNames (booo), so we polyfill it here.\n if (func === IDBDatabase.prototype.transaction &&\n !('objectStoreNames' in IDBTransaction.prototype)) {\n return function (storeNames, ...args) {\n const tx = func.call(unwrap(this), storeNames, ...args);\n transactionStoreNamesMap.set(tx, storeNames.sort ? storeNames.sort() : [storeNames]);\n return wrap(tx);\n };\n }\n // Cursor methods are special, as the behaviour is a little more different to standard IDB. In\n // IDB, you advance the cursor and wait for a new 'success' on the IDBRequest that gave you the\n // cursor. It's kinda like a promise that can resolve with many values. That doesn't make sense\n // with real promises, so each advance methods returns a new promise for the cursor object, or\n // undefined if the end of the cursor has been reached.\n if (getCursorAdvanceMethods().includes(func)) {\n return function (...args) {\n // Calling the original function with the proxy as 'this' causes ILLEGAL INVOCATION, so we use\n // the original object.\n func.apply(unwrap(this), args);\n return wrap(cursorRequestMap.get(this));\n };\n }\n return function (...args) {\n // Calling the original function with the proxy as 'this' causes ILLEGAL INVOCATION, so we use\n // the original object.\n return wrap(func.apply(unwrap(this), args));\n };\n}\nfunction transformCachableValue(value) {\n if (typeof value === 'function')\n return wrapFunction(value);\n // This doesn't return, it just creates a 'done' promise for the transaction,\n // which is later returned for transaction.done (see idbObjectHandler).\n if (value instanceof IDBTransaction)\n cacheDonePromiseForTransaction(value);\n if (instanceOfAny(value, getIdbProxyableTypes()))\n return new Proxy(value, idbProxyTraps);\n // Return the same value back if we're not going to transform it.\n return value;\n}\nfunction wrap(value) {\n // We sometimes generate multiple promises from a single IDBRequest (eg when cursoring), because\n // IDB is weird and a single IDBRequest can yield many responses, so these can't be cached.\n if (value instanceof IDBRequest)\n return promisifyRequest(value);\n // If we've already transformed this value before, reuse the transformed value.\n // This is faster, but it also provides object equality.\n if (transformCache.has(value))\n return transformCache.get(value);\n const newValue = transformCachableValue(value);\n // Not all types are transformed.\n // These may be primitive types, so they can't be WeakMap keys.\n if (newValue !== value) {\n transformCache.set(value, newValue);\n reverseTransformCache.set(newValue, value);\n }\n return newValue;\n}\nconst unwrap = (value) => reverseTransformCache.get(value);\n\nexport { reverseTransformCache as a, instanceOfAny as i, replaceTraps as r, unwrap as u, wrap as w };\n","import { w as wrap, r as replaceTraps } from './wrap-idb-value.js';\nexport { u as unwrap, w as wrap } from './wrap-idb-value.js';\n\n/**\n * Open a database.\n *\n * @param name Name of the database.\n * @param version Schema version.\n * @param callbacks Additional callbacks.\n */\nfunction openDB(name, version, { blocked, upgrade, blocking, terminated } = {}) {\n const request = indexedDB.open(name, version);\n const openPromise = wrap(request);\n if (upgrade) {\n request.addEventListener('upgradeneeded', (event) => {\n upgrade(wrap(request.result), event.oldVersion, event.newVersion, wrap(request.transaction));\n });\n }\n if (blocked)\n request.addEventListener('blocked', () => blocked());\n openPromise\n .then((db) => {\n if (terminated)\n db.addEventListener('close', () => terminated());\n if (blocking)\n db.addEventListener('versionchange', () => blocking());\n })\n .catch(() => { });\n return openPromise;\n}\n/**\n * Delete a database.\n *\n * @param name Name of the database.\n */\nfunction deleteDB(name, { blocked } = {}) {\n const request = indexedDB.deleteDatabase(name);\n if (blocked)\n request.addEventListener('blocked', () => blocked());\n return wrap(request).then(() => undefined);\n}\n\nconst readMethods = ['get', 'getKey', 'getAll', 'getAllKeys', 'count'];\nconst writeMethods = ['put', 'add', 'delete', 'clear'];\nconst cachedMethods = new Map();\nfunction getMethod(target, prop) {\n if (!(target instanceof IDBDatabase &&\n !(prop in target) &&\n typeof prop === 'string')) {\n return;\n }\n if (cachedMethods.get(prop))\n return cachedMethods.get(prop);\n const targetFuncName = prop.replace(/FromIndex$/, '');\n const useIndex = prop !== targetFuncName;\n const isWrite = writeMethods.includes(targetFuncName);\n if (\n // Bail if the target doesn't exist on the target. Eg, getAll isn't in Edge.\n !(targetFuncName in (useIndex ? IDBIndex : IDBObjectStore).prototype) ||\n !(isWrite || readMethods.includes(targetFuncName))) {\n return;\n }\n const method = async function (storeName, ...args) {\n // isWrite ? 'readwrite' : undefined gzipps better, but fails in Edge :(\n const tx = this.transaction(storeName, isWrite ? 'readwrite' : 'readonly');\n let target = tx.store;\n if (useIndex)\n target = target.index(args.shift());\n // Must reject if op rejects.\n // If it's a write operation, must reject if tx.done rejects.\n // Must reject with op rejection first.\n // Must resolve with op value.\n // Must handle both promises (no unhandled rejections)\n return (await Promise.all([\n target[targetFuncName](...args),\n isWrite && tx.done,\n ]))[0];\n };\n cachedMethods.set(prop, method);\n return method;\n}\nreplaceTraps((oldTraps) => ({\n ...oldTraps,\n get: (target, prop, receiver) => getMethod(target, prop) || oldTraps.get(target, prop, receiver),\n has: (target, prop) => !!getMethod(target, prop) || oldTraps.has(target, prop),\n}));\n\nexport { deleteDB, openDB };\n","import { _getProvider, getApp, _registerComponent, registerVersion } from '@firebase/app';\nimport { Component } from '@firebase/component';\nimport { ErrorFactory, FirebaseError } from '@firebase/util';\nimport { openDB } from 'idb';\n\nconst name = \"@firebase/installations\";\nconst version = \"0.6.4\";\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nconst PENDING_TIMEOUT_MS = 10000;\r\nconst PACKAGE_VERSION = `w:${version}`;\r\nconst INTERNAL_AUTH_VERSION = 'FIS_v2';\r\nconst INSTALLATIONS_API_URL = 'https://firebaseinstallations.googleapis.com/v1';\r\nconst TOKEN_EXPIRATION_BUFFER = 60 * 60 * 1000; // One hour\r\nconst SERVICE = 'installations';\r\nconst SERVICE_NAME = 'Installations';\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nconst ERROR_DESCRIPTION_MAP = {\r\n [\"missing-app-config-values\" /* ErrorCode.MISSING_APP_CONFIG_VALUES */]: 'Missing App configuration value: \"{$valueName}\"',\r\n [\"not-registered\" /* ErrorCode.NOT_REGISTERED */]: 'Firebase Installation is not registered.',\r\n [\"installation-not-found\" /* ErrorCode.INSTALLATION_NOT_FOUND */]: 'Firebase Installation not found.',\r\n [\"request-failed\" /* ErrorCode.REQUEST_FAILED */]: '{$requestName} request failed with error \"{$serverCode} {$serverStatus}: {$serverMessage}\"',\r\n [\"app-offline\" /* ErrorCode.APP_OFFLINE */]: 'Could not process request. Application offline.',\r\n [\"delete-pending-registration\" /* ErrorCode.DELETE_PENDING_REGISTRATION */]: \"Can't delete installation while there is a pending registration request.\"\r\n};\r\nconst ERROR_FACTORY = new ErrorFactory(SERVICE, SERVICE_NAME, ERROR_DESCRIPTION_MAP);\r\n/** Returns true if error is a FirebaseError that is based on an error from the server. */\r\nfunction isServerError(error) {\r\n return (error instanceof FirebaseError &&\r\n error.code.includes(\"request-failed\" /* ErrorCode.REQUEST_FAILED */));\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nfunction getInstallationsEndpoint({ projectId }) {\r\n return `${INSTALLATIONS_API_URL}/projects/${projectId}/installations`;\r\n}\r\nfunction extractAuthTokenInfoFromResponse(response) {\r\n return {\r\n token: response.token,\r\n requestStatus: 2 /* RequestStatus.COMPLETED */,\r\n expiresIn: getExpiresInFromResponseExpiresIn(response.expiresIn),\r\n creationTime: Date.now()\r\n };\r\n}\r\nasync function getErrorFromResponse(requestName, response) {\r\n const responseJson = await response.json();\r\n const errorData = responseJson.error;\r\n return ERROR_FACTORY.create(\"request-failed\" /* ErrorCode.REQUEST_FAILED */, {\r\n requestName,\r\n serverCode: errorData.code,\r\n serverMessage: errorData.message,\r\n serverStatus: errorData.status\r\n });\r\n}\r\nfunction getHeaders({ apiKey }) {\r\n return new Headers({\r\n 'Content-Type': 'application/json',\r\n Accept: 'application/json',\r\n 'x-goog-api-key': apiKey\r\n });\r\n}\r\nfunction getHeadersWithAuth(appConfig, { refreshToken }) {\r\n const headers = getHeaders(appConfig);\r\n headers.append('Authorization', getAuthorizationHeader(refreshToken));\r\n return headers;\r\n}\r\n/**\r\n * Calls the passed in fetch wrapper and returns the response.\r\n * If the returned response has a status of 5xx, re-runs the function once and\r\n * returns the response.\r\n */\r\nasync function retryIfServerError(fn) {\r\n const result = await fn();\r\n if (result.status >= 500 && result.status < 600) {\r\n // Internal Server Error. Retry request.\r\n return fn();\r\n }\r\n return result;\r\n}\r\nfunction getExpiresInFromResponseExpiresIn(responseExpiresIn) {\r\n // This works because the server will never respond with fractions of a second.\r\n return Number(responseExpiresIn.replace('s', '000'));\r\n}\r\nfunction getAuthorizationHeader(refreshToken) {\r\n return `${INTERNAL_AUTH_VERSION} ${refreshToken}`;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nasync function createInstallationRequest({ appConfig, heartbeatServiceProvider }, { fid }) {\r\n const endpoint = getInstallationsEndpoint(appConfig);\r\n const headers = getHeaders(appConfig);\r\n // If heartbeat service exists, add the heartbeat string to the header.\r\n const heartbeatService = heartbeatServiceProvider.getImmediate({\r\n optional: true\r\n });\r\n if (heartbeatService) {\r\n const heartbeatsHeader = await heartbeatService.getHeartbeatsHeader();\r\n if (heartbeatsHeader) {\r\n headers.append('x-firebase-client', heartbeatsHeader);\r\n }\r\n }\r\n const body = {\r\n fid,\r\n authVersion: INTERNAL_AUTH_VERSION,\r\n appId: appConfig.appId,\r\n sdkVersion: PACKAGE_VERSION\r\n };\r\n const request = {\r\n method: 'POST',\r\n headers,\r\n body: JSON.stringify(body)\r\n };\r\n const response = await retryIfServerError(() => fetch(endpoint, request));\r\n if (response.ok) {\r\n const responseValue = await response.json();\r\n const registeredInstallationEntry = {\r\n fid: responseValue.fid || fid,\r\n registrationStatus: 2 /* RequestStatus.COMPLETED */,\r\n refreshToken: responseValue.refreshToken,\r\n authToken: extractAuthTokenInfoFromResponse(responseValue.authToken)\r\n };\r\n return registeredInstallationEntry;\r\n }\r\n else {\r\n throw await getErrorFromResponse('Create Installation', response);\r\n }\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/** Returns a promise that resolves after given time passes. */\r\nfunction sleep(ms) {\r\n return new Promise(resolve => {\r\n setTimeout(resolve, ms);\r\n });\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nfunction bufferToBase64UrlSafe(array) {\r\n const b64 = btoa(String.fromCharCode(...array));\r\n return b64.replace(/\\+/g, '-').replace(/\\//g, '_');\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nconst VALID_FID_PATTERN = /^[cdef][\\w-]{21}$/;\r\nconst INVALID_FID = '';\r\n/**\r\n * Generates a new FID using random values from Web Crypto API.\r\n * Returns an empty string if FID generation fails for any reason.\r\n */\r\nfunction generateFid() {\r\n try {\r\n // A valid FID has exactly 22 base64 characters, which is 132 bits, or 16.5\r\n // bytes. our implementation generates a 17 byte array instead.\r\n const fidByteArray = new Uint8Array(17);\r\n const crypto = self.crypto || self.msCrypto;\r\n crypto.getRandomValues(fidByteArray);\r\n // Replace the first 4 random bits with the constant FID header of 0b0111.\r\n fidByteArray[0] = 0b01110000 + (fidByteArray[0] % 0b00010000);\r\n const fid = encode(fidByteArray);\r\n return VALID_FID_PATTERN.test(fid) ? fid : INVALID_FID;\r\n }\r\n catch (_a) {\r\n // FID generation errored\r\n return INVALID_FID;\r\n }\r\n}\r\n/** Converts a FID Uint8Array to a base64 string representation. */\r\nfunction encode(fidByteArray) {\r\n const b64String = bufferToBase64UrlSafe(fidByteArray);\r\n // Remove the 23rd character that was added because of the extra 4 bits at the\r\n // end of our 17 byte array, and the '=' padding.\r\n return b64String.substr(0, 22);\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/** Returns a string key that can be used to identify the app. */\r\nfunction getKey(appConfig) {\r\n return `${appConfig.appName}!${appConfig.appId}`;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nconst fidChangeCallbacks = new Map();\r\n/**\r\n * Calls the onIdChange callbacks with the new FID value, and broadcasts the\r\n * change to other tabs.\r\n */\r\nfunction fidChanged(appConfig, fid) {\r\n const key = getKey(appConfig);\r\n callFidChangeCallbacks(key, fid);\r\n broadcastFidChange(key, fid);\r\n}\r\nfunction addCallback(appConfig, callback) {\r\n // Open the broadcast channel if it's not already open,\r\n // to be able to listen to change events from other tabs.\r\n getBroadcastChannel();\r\n const key = getKey(appConfig);\r\n let callbackSet = fidChangeCallbacks.get(key);\r\n if (!callbackSet) {\r\n callbackSet = new Set();\r\n fidChangeCallbacks.set(key, callbackSet);\r\n }\r\n callbackSet.add(callback);\r\n}\r\nfunction removeCallback(appConfig, callback) {\r\n const key = getKey(appConfig);\r\n const callbackSet = fidChangeCallbacks.get(key);\r\n if (!callbackSet) {\r\n return;\r\n }\r\n callbackSet.delete(callback);\r\n if (callbackSet.size === 0) {\r\n fidChangeCallbacks.delete(key);\r\n }\r\n // Close broadcast channel if there are no more callbacks.\r\n closeBroadcastChannel();\r\n}\r\nfunction callFidChangeCallbacks(key, fid) {\r\n const callbacks = fidChangeCallbacks.get(key);\r\n if (!callbacks) {\r\n return;\r\n }\r\n for (const callback of callbacks) {\r\n callback(fid);\r\n }\r\n}\r\nfunction broadcastFidChange(key, fid) {\r\n const channel = getBroadcastChannel();\r\n if (channel) {\r\n channel.postMessage({ key, fid });\r\n }\r\n closeBroadcastChannel();\r\n}\r\nlet broadcastChannel = null;\r\n/** Opens and returns a BroadcastChannel if it is supported by the browser. */\r\nfunction getBroadcastChannel() {\r\n if (!broadcastChannel && 'BroadcastChannel' in self) {\r\n broadcastChannel = new BroadcastChannel('[Firebase] FID Change');\r\n broadcastChannel.onmessage = e => {\r\n callFidChangeCallbacks(e.data.key, e.data.fid);\r\n };\r\n }\r\n return broadcastChannel;\r\n}\r\nfunction closeBroadcastChannel() {\r\n if (fidChangeCallbacks.size === 0 && broadcastChannel) {\r\n broadcastChannel.close();\r\n broadcastChannel = null;\r\n }\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nconst DATABASE_NAME = 'firebase-installations-database';\r\nconst DATABASE_VERSION = 1;\r\nconst OBJECT_STORE_NAME = 'firebase-installations-store';\r\nlet dbPromise = null;\r\nfunction getDbPromise() {\r\n if (!dbPromise) {\r\n dbPromise = openDB(DATABASE_NAME, DATABASE_VERSION, {\r\n upgrade: (db, oldVersion) => {\r\n // We don't use 'break' in this switch statement, the fall-through\r\n // behavior is what we want, because if there are multiple versions between\r\n // the old version and the current version, we want ALL the migrations\r\n // that correspond to those versions to run, not only the last one.\r\n // eslint-disable-next-line default-case\r\n switch (oldVersion) {\r\n case 0:\r\n db.createObjectStore(OBJECT_STORE_NAME);\r\n }\r\n }\r\n });\r\n }\r\n return dbPromise;\r\n}\r\n/** Assigns or overwrites the record for the given key with the given value. */\r\nasync function set(appConfig, value) {\r\n const key = getKey(appConfig);\r\n const db = await getDbPromise();\r\n const tx = db.transaction(OBJECT_STORE_NAME, 'readwrite');\r\n const objectStore = tx.objectStore(OBJECT_STORE_NAME);\r\n const oldValue = (await objectStore.get(key));\r\n await objectStore.put(value, key);\r\n await tx.done;\r\n if (!oldValue || oldValue.fid !== value.fid) {\r\n fidChanged(appConfig, value.fid);\r\n }\r\n return value;\r\n}\r\n/** Removes record(s) from the objectStore that match the given key. */\r\nasync function remove(appConfig) {\r\n const key = getKey(appConfig);\r\n const db = await getDbPromise();\r\n const tx = db.transaction(OBJECT_STORE_NAME, 'readwrite');\r\n await tx.objectStore(OBJECT_STORE_NAME).delete(key);\r\n await tx.done;\r\n}\r\n/**\r\n * Atomically updates a record with the result of updateFn, which gets\r\n * called with the current value. If newValue is undefined, the record is\r\n * deleted instead.\r\n * @return Updated value\r\n */\r\nasync function update(appConfig, updateFn) {\r\n const key = getKey(appConfig);\r\n const db = await getDbPromise();\r\n const tx = db.transaction(OBJECT_STORE_NAME, 'readwrite');\r\n const store = tx.objectStore(OBJECT_STORE_NAME);\r\n const oldValue = (await store.get(key));\r\n const newValue = updateFn(oldValue);\r\n if (newValue === undefined) {\r\n await store.delete(key);\r\n }\r\n else {\r\n await store.put(newValue, key);\r\n }\r\n await tx.done;\r\n if (newValue && (!oldValue || oldValue.fid !== newValue.fid)) {\r\n fidChanged(appConfig, newValue.fid);\r\n }\r\n return newValue;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Updates and returns the InstallationEntry from the database.\r\n * Also triggers a registration request if it is necessary and possible.\r\n */\r\nasync function getInstallationEntry(installations) {\r\n let registrationPromise;\r\n const installationEntry = await update(installations.appConfig, oldEntry => {\r\n const installationEntry = updateOrCreateInstallationEntry(oldEntry);\r\n const entryWithPromise = triggerRegistrationIfNecessary(installations, installationEntry);\r\n registrationPromise = entryWithPromise.registrationPromise;\r\n return entryWithPromise.installationEntry;\r\n });\r\n if (installationEntry.fid === INVALID_FID) {\r\n // FID generation failed. Waiting for the FID from the server.\r\n return { installationEntry: await registrationPromise };\r\n }\r\n return {\r\n installationEntry,\r\n registrationPromise\r\n };\r\n}\r\n/**\r\n * Creates a new Installation Entry if one does not exist.\r\n * Also clears timed out pending requests.\r\n */\r\nfunction updateOrCreateInstallationEntry(oldEntry) {\r\n const entry = oldEntry || {\r\n fid: generateFid(),\r\n registrationStatus: 0 /* RequestStatus.NOT_STARTED */\r\n };\r\n return clearTimedOutRequest(entry);\r\n}\r\n/**\r\n * If the Firebase Installation is not registered yet, this will trigger the\r\n * registration and return an InProgressInstallationEntry.\r\n *\r\n * If registrationPromise does not exist, the installationEntry is guaranteed\r\n * to be registered.\r\n */\r\nfunction triggerRegistrationIfNecessary(installations, installationEntry) {\r\n if (installationEntry.registrationStatus === 0 /* RequestStatus.NOT_STARTED */) {\r\n if (!navigator.onLine) {\r\n // Registration required but app is offline.\r\n const registrationPromiseWithError = Promise.reject(ERROR_FACTORY.create(\"app-offline\" /* ErrorCode.APP_OFFLINE */));\r\n return {\r\n installationEntry,\r\n registrationPromise: registrationPromiseWithError\r\n };\r\n }\r\n // Try registering. Change status to IN_PROGRESS.\r\n const inProgressEntry = {\r\n fid: installationEntry.fid,\r\n registrationStatus: 1 /* RequestStatus.IN_PROGRESS */,\r\n registrationTime: Date.now()\r\n };\r\n const registrationPromise = registerInstallation(installations, inProgressEntry);\r\n return { installationEntry: inProgressEntry, registrationPromise };\r\n }\r\n else if (installationEntry.registrationStatus === 1 /* RequestStatus.IN_PROGRESS */) {\r\n return {\r\n installationEntry,\r\n registrationPromise: waitUntilFidRegistration(installations)\r\n };\r\n }\r\n else {\r\n return { installationEntry };\r\n }\r\n}\r\n/** This will be executed only once for each new Firebase Installation. */\r\nasync function registerInstallation(installations, installationEntry) {\r\n try {\r\n const registeredInstallationEntry = await createInstallationRequest(installations, installationEntry);\r\n return set(installations.appConfig, registeredInstallationEntry);\r\n }\r\n catch (e) {\r\n if (isServerError(e) && e.customData.serverCode === 409) {\r\n // Server returned a \"FID can not be used\" error.\r\n // Generate a new ID next time.\r\n await remove(installations.appConfig);\r\n }\r\n else {\r\n // Registration failed. Set FID as not registered.\r\n await set(installations.appConfig, {\r\n fid: installationEntry.fid,\r\n registrationStatus: 0 /* RequestStatus.NOT_STARTED */\r\n });\r\n }\r\n throw e;\r\n }\r\n}\r\n/** Call if FID registration is pending in another request. */\r\nasync function waitUntilFidRegistration(installations) {\r\n // Unfortunately, there is no way of reliably observing when a value in\r\n // IndexedDB changes (yet, see https://github.com/WICG/indexed-db-observers),\r\n // so we need to poll.\r\n let entry = await updateInstallationRequest(installations.appConfig);\r\n while (entry.registrationStatus === 1 /* RequestStatus.IN_PROGRESS */) {\r\n // createInstallation request still in progress.\r\n await sleep(100);\r\n entry = await updateInstallationRequest(installations.appConfig);\r\n }\r\n if (entry.registrationStatus === 0 /* RequestStatus.NOT_STARTED */) {\r\n // The request timed out or failed in a different call. Try again.\r\n const { installationEntry, registrationPromise } = await getInstallationEntry(installations);\r\n if (registrationPromise) {\r\n return registrationPromise;\r\n }\r\n else {\r\n // if there is no registrationPromise, entry is registered.\r\n return installationEntry;\r\n }\r\n }\r\n return entry;\r\n}\r\n/**\r\n * Called only if there is a CreateInstallation request in progress.\r\n *\r\n * Updates the InstallationEntry in the DB based on the status of the\r\n * CreateInstallation request.\r\n *\r\n * Returns the updated InstallationEntry.\r\n */\r\nfunction updateInstallationRequest(appConfig) {\r\n return update(appConfig, oldEntry => {\r\n if (!oldEntry) {\r\n throw ERROR_FACTORY.create(\"installation-not-found\" /* ErrorCode.INSTALLATION_NOT_FOUND */);\r\n }\r\n return clearTimedOutRequest(oldEntry);\r\n });\r\n}\r\nfunction clearTimedOutRequest(entry) {\r\n if (hasInstallationRequestTimedOut(entry)) {\r\n return {\r\n fid: entry.fid,\r\n registrationStatus: 0 /* RequestStatus.NOT_STARTED */\r\n };\r\n }\r\n return entry;\r\n}\r\nfunction hasInstallationRequestTimedOut(installationEntry) {\r\n return (installationEntry.registrationStatus === 1 /* RequestStatus.IN_PROGRESS */ &&\r\n installationEntry.registrationTime + PENDING_TIMEOUT_MS < Date.now());\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nasync function generateAuthTokenRequest({ appConfig, heartbeatServiceProvider }, installationEntry) {\r\n const endpoint = getGenerateAuthTokenEndpoint(appConfig, installationEntry);\r\n const headers = getHeadersWithAuth(appConfig, installationEntry);\r\n // If heartbeat service exists, add the heartbeat string to the header.\r\n const heartbeatService = heartbeatServiceProvider.getImmediate({\r\n optional: true\r\n });\r\n if (heartbeatService) {\r\n const heartbeatsHeader = await heartbeatService.getHeartbeatsHeader();\r\n if (heartbeatsHeader) {\r\n headers.append('x-firebase-client', heartbeatsHeader);\r\n }\r\n }\r\n const body = {\r\n installation: {\r\n sdkVersion: PACKAGE_VERSION,\r\n appId: appConfig.appId\r\n }\r\n };\r\n const request = {\r\n method: 'POST',\r\n headers,\r\n body: JSON.stringify(body)\r\n };\r\n const response = await retryIfServerError(() => fetch(endpoint, request));\r\n if (response.ok) {\r\n const responseValue = await response.json();\r\n const completedAuthToken = extractAuthTokenInfoFromResponse(responseValue);\r\n return completedAuthToken;\r\n }\r\n else {\r\n throw await getErrorFromResponse('Generate Auth Token', response);\r\n }\r\n}\r\nfunction getGenerateAuthTokenEndpoint(appConfig, { fid }) {\r\n return `${getInstallationsEndpoint(appConfig)}/${fid}/authTokens:generate`;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Returns a valid authentication token for the installation. Generates a new\r\n * token if one doesn't exist, is expired or about to expire.\r\n *\r\n * Should only be called if the Firebase Installation is registered.\r\n */\r\nasync function refreshAuthToken(installations, forceRefresh = false) {\r\n let tokenPromise;\r\n const entry = await update(installations.appConfig, oldEntry => {\r\n if (!isEntryRegistered(oldEntry)) {\r\n throw ERROR_FACTORY.create(\"not-registered\" /* ErrorCode.NOT_REGISTERED */);\r\n }\r\n const oldAuthToken = oldEntry.authToken;\r\n if (!forceRefresh && isAuthTokenValid(oldAuthToken)) {\r\n // There is a valid token in the DB.\r\n return oldEntry;\r\n }\r\n else if (oldAuthToken.requestStatus === 1 /* RequestStatus.IN_PROGRESS */) {\r\n // There already is a token request in progress.\r\n tokenPromise = waitUntilAuthTokenRequest(installations, forceRefresh);\r\n return oldEntry;\r\n }\r\n else {\r\n // No token or token expired.\r\n if (!navigator.onLine) {\r\n throw ERROR_FACTORY.create(\"app-offline\" /* ErrorCode.APP_OFFLINE */);\r\n }\r\n const inProgressEntry = makeAuthTokenRequestInProgressEntry(oldEntry);\r\n tokenPromise = fetchAuthTokenFromServer(installations, inProgressEntry);\r\n return inProgressEntry;\r\n }\r\n });\r\n const authToken = tokenPromise\r\n ? await tokenPromise\r\n : entry.authToken;\r\n return authToken;\r\n}\r\n/**\r\n * Call only if FID is registered and Auth Token request is in progress.\r\n *\r\n * Waits until the current pending request finishes. If the request times out,\r\n * tries once in this thread as well.\r\n */\r\nasync function waitUntilAuthTokenRequest(installations, forceRefresh) {\r\n // Unfortunately, there is no way of reliably observing when a value in\r\n // IndexedDB changes (yet, see https://github.com/WICG/indexed-db-observers),\r\n // so we need to poll.\r\n let entry = await updateAuthTokenRequest(installations.appConfig);\r\n while (entry.authToken.requestStatus === 1 /* RequestStatus.IN_PROGRESS */) {\r\n // generateAuthToken still in progress.\r\n await sleep(100);\r\n entry = await updateAuthTokenRequest(installations.appConfig);\r\n }\r\n const authToken = entry.authToken;\r\n if (authToken.requestStatus === 0 /* RequestStatus.NOT_STARTED */) {\r\n // The request timed out or failed in a different call. Try again.\r\n return refreshAuthToken(installations, forceRefresh);\r\n }\r\n else {\r\n return authToken;\r\n }\r\n}\r\n/**\r\n * Called only if there is a GenerateAuthToken request in progress.\r\n *\r\n * Updates the InstallationEntry in the DB based on the status of the\r\n * GenerateAuthToken request.\r\n *\r\n * Returns the updated InstallationEntry.\r\n */\r\nfunction updateAuthTokenRequest(appConfig) {\r\n return update(appConfig, oldEntry => {\r\n if (!isEntryRegistered(oldEntry)) {\r\n throw ERROR_FACTORY.create(\"not-registered\" /* ErrorCode.NOT_REGISTERED */);\r\n }\r\n const oldAuthToken = oldEntry.authToken;\r\n if (hasAuthTokenRequestTimedOut(oldAuthToken)) {\r\n return Object.assign(Object.assign({}, oldEntry), { authToken: { requestStatus: 0 /* RequestStatus.NOT_STARTED */ } });\r\n }\r\n return oldEntry;\r\n });\r\n}\r\nasync function fetchAuthTokenFromServer(installations, installationEntry) {\r\n try {\r\n const authToken = await generateAuthTokenRequest(installations, installationEntry);\r\n const updatedInstallationEntry = Object.assign(Object.assign({}, installationEntry), { authToken });\r\n await set(installations.appConfig, updatedInstallationEntry);\r\n return authToken;\r\n }\r\n catch (e) {\r\n if (isServerError(e) &&\r\n (e.customData.serverCode === 401 || e.customData.serverCode === 404)) {\r\n // Server returned a \"FID not found\" or a \"Invalid authentication\" error.\r\n // Generate a new ID next time.\r\n await remove(installations.appConfig);\r\n }\r\n else {\r\n const updatedInstallationEntry = Object.assign(Object.assign({}, installationEntry), { authToken: { requestStatus: 0 /* RequestStatus.NOT_STARTED */ } });\r\n await set(installations.appConfig, updatedInstallationEntry);\r\n }\r\n throw e;\r\n }\r\n}\r\nfunction isEntryRegistered(installationEntry) {\r\n return (installationEntry !== undefined &&\r\n installationEntry.registrationStatus === 2 /* RequestStatus.COMPLETED */);\r\n}\r\nfunction isAuthTokenValid(authToken) {\r\n return (authToken.requestStatus === 2 /* RequestStatus.COMPLETED */ &&\r\n !isAuthTokenExpired(authToken));\r\n}\r\nfunction isAuthTokenExpired(authToken) {\r\n const now = Date.now();\r\n return (now < authToken.creationTime ||\r\n authToken.creationTime + authToken.expiresIn < now + TOKEN_EXPIRATION_BUFFER);\r\n}\r\n/** Returns an updated InstallationEntry with an InProgressAuthToken. */\r\nfunction makeAuthTokenRequestInProgressEntry(oldEntry) {\r\n const inProgressAuthToken = {\r\n requestStatus: 1 /* RequestStatus.IN_PROGRESS */,\r\n requestTime: Date.now()\r\n };\r\n return Object.assign(Object.assign({}, oldEntry), { authToken: inProgressAuthToken });\r\n}\r\nfunction hasAuthTokenRequestTimedOut(authToken) {\r\n return (authToken.requestStatus === 1 /* RequestStatus.IN_PROGRESS */ &&\r\n authToken.requestTime + PENDING_TIMEOUT_MS < Date.now());\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Creates a Firebase Installation if there isn't one for the app and\r\n * returns the Installation ID.\r\n * @param installations - The `Installations` instance.\r\n *\r\n * @public\r\n */\r\nasync function getId(installations) {\r\n const installationsImpl = installations;\r\n const { installationEntry, registrationPromise } = await getInstallationEntry(installationsImpl);\r\n if (registrationPromise) {\r\n registrationPromise.catch(console.error);\r\n }\r\n else {\r\n // If the installation is already registered, update the authentication\r\n // token if needed.\r\n refreshAuthToken(installationsImpl).catch(console.error);\r\n }\r\n return installationEntry.fid;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Returns a Firebase Installations auth token, identifying the current\r\n * Firebase Installation.\r\n * @param installations - The `Installations` instance.\r\n * @param forceRefresh - Force refresh regardless of token expiration.\r\n *\r\n * @public\r\n */\r\nasync function getToken(installations, forceRefresh = false) {\r\n const installationsImpl = installations;\r\n await completeInstallationRegistration(installationsImpl);\r\n // At this point we either have a Registered Installation in the DB, or we've\r\n // already thrown an error.\r\n const authToken = await refreshAuthToken(installationsImpl, forceRefresh);\r\n return authToken.token;\r\n}\r\nasync function completeInstallationRegistration(installations) {\r\n const { registrationPromise } = await getInstallationEntry(installations);\r\n if (registrationPromise) {\r\n // A createInstallation request is in progress. Wait until it finishes.\r\n await registrationPromise;\r\n }\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nasync function deleteInstallationRequest(appConfig, installationEntry) {\r\n const endpoint = getDeleteEndpoint(appConfig, installationEntry);\r\n const headers = getHeadersWithAuth(appConfig, installationEntry);\r\n const request = {\r\n method: 'DELETE',\r\n headers\r\n };\r\n const response = await retryIfServerError(() => fetch(endpoint, request));\r\n if (!response.ok) {\r\n throw await getErrorFromResponse('Delete Installation', response);\r\n }\r\n}\r\nfunction getDeleteEndpoint(appConfig, { fid }) {\r\n return `${getInstallationsEndpoint(appConfig)}/${fid}`;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Deletes the Firebase Installation and all associated data.\r\n * @param installations - The `Installations` instance.\r\n *\r\n * @public\r\n */\r\nasync function deleteInstallations(installations) {\r\n const { appConfig } = installations;\r\n const entry = await update(appConfig, oldEntry => {\r\n if (oldEntry && oldEntry.registrationStatus === 0 /* RequestStatus.NOT_STARTED */) {\r\n // Delete the unregistered entry without sending a deleteInstallation request.\r\n return undefined;\r\n }\r\n return oldEntry;\r\n });\r\n if (entry) {\r\n if (entry.registrationStatus === 1 /* RequestStatus.IN_PROGRESS */) {\r\n // Can't delete while trying to register.\r\n throw ERROR_FACTORY.create(\"delete-pending-registration\" /* ErrorCode.DELETE_PENDING_REGISTRATION */);\r\n }\r\n else if (entry.registrationStatus === 2 /* RequestStatus.COMPLETED */) {\r\n if (!navigator.onLine) {\r\n throw ERROR_FACTORY.create(\"app-offline\" /* ErrorCode.APP_OFFLINE */);\r\n }\r\n else {\r\n await deleteInstallationRequest(appConfig, entry);\r\n await remove(appConfig);\r\n }\r\n }\r\n }\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Sets a new callback that will get called when Installation ID changes.\r\n * Returns an unsubscribe function that will remove the callback when called.\r\n * @param installations - The `Installations` instance.\r\n * @param callback - The callback function that is invoked when FID changes.\r\n * @returns A function that can be called to unsubscribe.\r\n *\r\n * @public\r\n */\r\nfunction onIdChange(installations, callback) {\r\n const { appConfig } = installations;\r\n addCallback(appConfig, callback);\r\n return () => {\r\n removeCallback(appConfig, callback);\r\n };\r\n}\n\n/**\r\n * @license\r\n * Copyright 2020 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Returns an instance of {@link Installations} associated with the given\r\n * {@link @firebase/app#FirebaseApp} instance.\r\n * @param app - The {@link @firebase/app#FirebaseApp} instance.\r\n *\r\n * @public\r\n */\r\nfunction getInstallations(app = getApp()) {\r\n const installationsImpl = _getProvider(app, 'installations').getImmediate();\r\n return installationsImpl;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nfunction extractAppConfig(app) {\r\n if (!app || !app.options) {\r\n throw getMissingValueError('App Configuration');\r\n }\r\n if (!app.name) {\r\n throw getMissingValueError('App Name');\r\n }\r\n // Required app config keys\r\n const configKeys = [\r\n 'projectId',\r\n 'apiKey',\r\n 'appId'\r\n ];\r\n for (const keyName of configKeys) {\r\n if (!app.options[keyName]) {\r\n throw getMissingValueError(keyName);\r\n }\r\n }\r\n return {\r\n appName: app.name,\r\n projectId: app.options.projectId,\r\n apiKey: app.options.apiKey,\r\n appId: app.options.appId\r\n };\r\n}\r\nfunction getMissingValueError(valueName) {\r\n return ERROR_FACTORY.create(\"missing-app-config-values\" /* ErrorCode.MISSING_APP_CONFIG_VALUES */, {\r\n valueName\r\n });\r\n}\n\n/**\r\n * @license\r\n * Copyright 2020 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nconst INSTALLATIONS_NAME = 'installations';\r\nconst INSTALLATIONS_NAME_INTERNAL = 'installations-internal';\r\nconst publicFactory = (container) => {\r\n const app = container.getProvider('app').getImmediate();\r\n // Throws if app isn't configured properly.\r\n const appConfig = extractAppConfig(app);\r\n const heartbeatServiceProvider = _getProvider(app, 'heartbeat');\r\n const installationsImpl = {\r\n app,\r\n appConfig,\r\n heartbeatServiceProvider,\r\n _delete: () => Promise.resolve()\r\n };\r\n return installationsImpl;\r\n};\r\nconst internalFactory = (container) => {\r\n const app = container.getProvider('app').getImmediate();\r\n // Internal FIS instance relies on public FIS instance.\r\n const installations = _getProvider(app, INSTALLATIONS_NAME).getImmediate();\r\n const installationsInternal = {\r\n getId: () => getId(installations),\r\n getToken: (forceRefresh) => getToken(installations, forceRefresh)\r\n };\r\n return installationsInternal;\r\n};\r\nfunction registerInstallations() {\r\n _registerComponent(new Component(INSTALLATIONS_NAME, publicFactory, \"PUBLIC\" /* ComponentType.PUBLIC */));\r\n _registerComponent(new Component(INSTALLATIONS_NAME_INTERNAL, internalFactory, \"PRIVATE\" /* ComponentType.PRIVATE */));\r\n}\n\n/**\r\n * Firebase Installations\r\n *\r\n * @packageDocumentation\r\n */\r\nregisterInstallations();\r\nregisterVersion(name, version);\r\n// BUILD_TARGET will be replaced by values like esm5, esm2017, cjs5, etc during the compilation\r\nregisterVersion(name, version, 'esm2017');\n\nexport { deleteInstallations, getId, getInstallations, getToken, onIdChange };\n","import '@firebase/installations';\nimport { Component } from '@firebase/component';\nimport { openDB, deleteDB } from 'idb';\nimport { ErrorFactory, validateIndexedDBOpenable, isIndexedDBAvailable, areCookiesEnabled, getModularInstance } from '@firebase/util';\nimport { _registerComponent, registerVersion, _getProvider, getApp } from '@firebase/app';\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nconst DEFAULT_SW_PATH = '/firebase-messaging-sw.js';\r\nconst DEFAULT_SW_SCOPE = '/firebase-cloud-messaging-push-scope';\r\nconst DEFAULT_VAPID_KEY = 'BDOU99-h67HcA6JeFXHbSNMu7e2yNNu3RzoMj8TM4W88jITfq7ZmPvIM1Iv-4_l2LxQcYwhqby2xGpWwzjfAnG4';\r\nconst ENDPOINT = 'https://fcmregistrations.googleapis.com/v1';\r\nconst CONSOLE_CAMPAIGN_ID = 'google.c.a.c_id';\r\nconst CONSOLE_CAMPAIGN_NAME = 'google.c.a.c_l';\r\nconst CONSOLE_CAMPAIGN_TIME = 'google.c.a.ts';\r\n/** Set to '1' if Analytics is enabled for the campaign */\r\nconst CONSOLE_CAMPAIGN_ANALYTICS_ENABLED = 'google.c.a.e';\r\nvar MessageType$1;\r\n(function (MessageType) {\r\n MessageType[MessageType[\"DATA_MESSAGE\"] = 1] = \"DATA_MESSAGE\";\r\n MessageType[MessageType[\"DISPLAY_NOTIFICATION\"] = 3] = \"DISPLAY_NOTIFICATION\";\r\n})(MessageType$1 || (MessageType$1 = {}));\n\n/**\r\n * @license\r\n * Copyright 2018 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\"); you may not use this file except\r\n * in compliance with the License. You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software distributed under the License\r\n * is distributed on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express\r\n * or implied. See the License for the specific language governing permissions and limitations under\r\n * the License.\r\n */\r\nvar MessageType;\r\n(function (MessageType) {\r\n MessageType[\"PUSH_RECEIVED\"] = \"push-received\";\r\n MessageType[\"NOTIFICATION_CLICKED\"] = \"notification-clicked\";\r\n})(MessageType || (MessageType = {}));\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nfunction arrayToBase64(array) {\r\n const uint8Array = new Uint8Array(array);\r\n const base64String = btoa(String.fromCharCode(...uint8Array));\r\n return base64String.replace(/=/g, '').replace(/\\+/g, '-').replace(/\\//g, '_');\r\n}\r\nfunction base64ToArray(base64String) {\r\n const padding = '='.repeat((4 - (base64String.length % 4)) % 4);\r\n const base64 = (base64String + padding)\r\n .replace(/\\-/g, '+')\r\n .replace(/_/g, '/');\r\n const rawData = atob(base64);\r\n const outputArray = new Uint8Array(rawData.length);\r\n for (let i = 0; i < rawData.length; ++i) {\r\n outputArray[i] = rawData.charCodeAt(i);\r\n }\r\n return outputArray;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nconst OLD_DB_NAME = 'fcm_token_details_db';\r\n/**\r\n * The last DB version of 'fcm_token_details_db' was 4. This is one higher, so that the upgrade\r\n * callback is called for all versions of the old DB.\r\n */\r\nconst OLD_DB_VERSION = 5;\r\nconst OLD_OBJECT_STORE_NAME = 'fcm_token_object_Store';\r\nasync function migrateOldDatabase(senderId) {\r\n if ('databases' in indexedDB) {\r\n // indexedDb.databases() is an IndexedDB v3 API and does not exist in all browsers. TODO: Remove\r\n // typecast when it lands in TS types.\r\n const databases = await indexedDB.databases();\r\n const dbNames = databases.map(db => db.name);\r\n if (!dbNames.includes(OLD_DB_NAME)) {\r\n // old DB didn't exist, no need to open.\r\n return null;\r\n }\r\n }\r\n let tokenDetails = null;\r\n const db = await openDB(OLD_DB_NAME, OLD_DB_VERSION, {\r\n upgrade: async (db, oldVersion, newVersion, upgradeTransaction) => {\r\n var _a;\r\n if (oldVersion < 2) {\r\n // Database too old, skip migration.\r\n return;\r\n }\r\n if (!db.objectStoreNames.contains(OLD_OBJECT_STORE_NAME)) {\r\n // Database did not exist. Nothing to do.\r\n return;\r\n }\r\n const objectStore = upgradeTransaction.objectStore(OLD_OBJECT_STORE_NAME);\r\n const value = await objectStore.index('fcmSenderId').get(senderId);\r\n await objectStore.clear();\r\n if (!value) {\r\n // No entry in the database, nothing to migrate.\r\n return;\r\n }\r\n if (oldVersion === 2) {\r\n const oldDetails = value;\r\n if (!oldDetails.auth || !oldDetails.p256dh || !oldDetails.endpoint) {\r\n return;\r\n }\r\n tokenDetails = {\r\n token: oldDetails.fcmToken,\r\n createTime: (_a = oldDetails.createTime) !== null && _a !== void 0 ? _a : Date.now(),\r\n subscriptionOptions: {\r\n auth: oldDetails.auth,\r\n p256dh: oldDetails.p256dh,\r\n endpoint: oldDetails.endpoint,\r\n swScope: oldDetails.swScope,\r\n vapidKey: typeof oldDetails.vapidKey === 'string'\r\n ? oldDetails.vapidKey\r\n : arrayToBase64(oldDetails.vapidKey)\r\n }\r\n };\r\n }\r\n else if (oldVersion === 3) {\r\n const oldDetails = value;\r\n tokenDetails = {\r\n token: oldDetails.fcmToken,\r\n createTime: oldDetails.createTime,\r\n subscriptionOptions: {\r\n auth: arrayToBase64(oldDetails.auth),\r\n p256dh: arrayToBase64(oldDetails.p256dh),\r\n endpoint: oldDetails.endpoint,\r\n swScope: oldDetails.swScope,\r\n vapidKey: arrayToBase64(oldDetails.vapidKey)\r\n }\r\n };\r\n }\r\n else if (oldVersion === 4) {\r\n const oldDetails = value;\r\n tokenDetails = {\r\n token: oldDetails.fcmToken,\r\n createTime: oldDetails.createTime,\r\n subscriptionOptions: {\r\n auth: arrayToBase64(oldDetails.auth),\r\n p256dh: arrayToBase64(oldDetails.p256dh),\r\n endpoint: oldDetails.endpoint,\r\n swScope: oldDetails.swScope,\r\n vapidKey: arrayToBase64(oldDetails.vapidKey)\r\n }\r\n };\r\n }\r\n }\r\n });\r\n db.close();\r\n // Delete all old databases.\r\n await deleteDB(OLD_DB_NAME);\r\n await deleteDB('fcm_vapid_details_db');\r\n await deleteDB('undefined');\r\n return checkTokenDetails(tokenDetails) ? tokenDetails : null;\r\n}\r\nfunction checkTokenDetails(tokenDetails) {\r\n if (!tokenDetails || !tokenDetails.subscriptionOptions) {\r\n return false;\r\n }\r\n const { subscriptionOptions } = tokenDetails;\r\n return (typeof tokenDetails.createTime === 'number' &&\r\n tokenDetails.createTime > 0 &&\r\n typeof tokenDetails.token === 'string' &&\r\n tokenDetails.token.length > 0 &&\r\n typeof subscriptionOptions.auth === 'string' &&\r\n subscriptionOptions.auth.length > 0 &&\r\n typeof subscriptionOptions.p256dh === 'string' &&\r\n subscriptionOptions.p256dh.length > 0 &&\r\n typeof subscriptionOptions.endpoint === 'string' &&\r\n subscriptionOptions.endpoint.length > 0 &&\r\n typeof subscriptionOptions.swScope === 'string' &&\r\n subscriptionOptions.swScope.length > 0 &&\r\n typeof subscriptionOptions.vapidKey === 'string' &&\r\n subscriptionOptions.vapidKey.length > 0);\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n// Exported for tests.\r\nconst DATABASE_NAME = 'firebase-messaging-database';\r\nconst DATABASE_VERSION = 1;\r\nconst OBJECT_STORE_NAME = 'firebase-messaging-store';\r\nlet dbPromise = null;\r\nfunction getDbPromise() {\r\n if (!dbPromise) {\r\n dbPromise = openDB(DATABASE_NAME, DATABASE_VERSION, {\r\n upgrade: (upgradeDb, oldVersion) => {\r\n // We don't use 'break' in this switch statement, the fall-through behavior is what we want,\r\n // because if there are multiple versions between the old version and the current version, we\r\n // want ALL the migrations that correspond to those versions to run, not only the last one.\r\n // eslint-disable-next-line default-case\r\n switch (oldVersion) {\r\n case 0:\r\n upgradeDb.createObjectStore(OBJECT_STORE_NAME);\r\n }\r\n }\r\n });\r\n }\r\n return dbPromise;\r\n}\r\n/** Gets record(s) from the objectStore that match the given key. */\r\nasync function dbGet(firebaseDependencies) {\r\n const key = getKey(firebaseDependencies);\r\n const db = await getDbPromise();\r\n const tokenDetails = (await db\r\n .transaction(OBJECT_STORE_NAME)\r\n .objectStore(OBJECT_STORE_NAME)\r\n .get(key));\r\n if (tokenDetails) {\r\n return tokenDetails;\r\n }\r\n else {\r\n // Check if there is a tokenDetails object in the old DB.\r\n const oldTokenDetails = await migrateOldDatabase(firebaseDependencies.appConfig.senderId);\r\n if (oldTokenDetails) {\r\n await dbSet(firebaseDependencies, oldTokenDetails);\r\n return oldTokenDetails;\r\n }\r\n }\r\n}\r\n/** Assigns or overwrites the record for the given key with the given value. */\r\nasync function dbSet(firebaseDependencies, tokenDetails) {\r\n const key = getKey(firebaseDependencies);\r\n const db = await getDbPromise();\r\n const tx = db.transaction(OBJECT_STORE_NAME, 'readwrite');\r\n await tx.objectStore(OBJECT_STORE_NAME).put(tokenDetails, key);\r\n await tx.done;\r\n return tokenDetails;\r\n}\r\n/** Removes record(s) from the objectStore that match the given key. */\r\nasync function dbRemove(firebaseDependencies) {\r\n const key = getKey(firebaseDependencies);\r\n const db = await getDbPromise();\r\n const tx = db.transaction(OBJECT_STORE_NAME, 'readwrite');\r\n await tx.objectStore(OBJECT_STORE_NAME).delete(key);\r\n await tx.done;\r\n}\r\nfunction getKey({ appConfig }) {\r\n return appConfig.appId;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nconst ERROR_MAP = {\r\n [\"missing-app-config-values\" /* ErrorCode.MISSING_APP_CONFIG_VALUES */]: 'Missing App configuration value: \"{$valueName}\"',\r\n [\"only-available-in-window\" /* ErrorCode.AVAILABLE_IN_WINDOW */]: 'This method is available in a Window context.',\r\n [\"only-available-in-sw\" /* ErrorCode.AVAILABLE_IN_SW */]: 'This method is available in a service worker context.',\r\n [\"permission-default\" /* ErrorCode.PERMISSION_DEFAULT */]: 'The notification permission was not granted and dismissed instead.',\r\n [\"permission-blocked\" /* ErrorCode.PERMISSION_BLOCKED */]: 'The notification permission was not granted and blocked instead.',\r\n [\"unsupported-browser\" /* ErrorCode.UNSUPPORTED_BROWSER */]: \"This browser doesn't support the API's required to use the Firebase SDK.\",\r\n [\"indexed-db-unsupported\" /* ErrorCode.INDEXED_DB_UNSUPPORTED */]: \"This browser doesn't support indexedDb.open() (ex. Safari iFrame, Firefox Private Browsing, etc)\",\r\n [\"failed-service-worker-registration\" /* ErrorCode.FAILED_DEFAULT_REGISTRATION */]: 'We are unable to register the default service worker. {$browserErrorMessage}',\r\n [\"token-subscribe-failed\" /* ErrorCode.TOKEN_SUBSCRIBE_FAILED */]: 'A problem occurred while subscribing the user to FCM: {$errorInfo}',\r\n [\"token-subscribe-no-token\" /* ErrorCode.TOKEN_SUBSCRIBE_NO_TOKEN */]: 'FCM returned no token when subscribing the user to push.',\r\n [\"token-unsubscribe-failed\" /* ErrorCode.TOKEN_UNSUBSCRIBE_FAILED */]: 'A problem occurred while unsubscribing the ' +\r\n 'user from FCM: {$errorInfo}',\r\n [\"token-update-failed\" /* ErrorCode.TOKEN_UPDATE_FAILED */]: 'A problem occurred while updating the user from FCM: {$errorInfo}',\r\n [\"token-update-no-token\" /* ErrorCode.TOKEN_UPDATE_NO_TOKEN */]: 'FCM returned no token when updating the user to push.',\r\n [\"use-sw-after-get-token\" /* ErrorCode.USE_SW_AFTER_GET_TOKEN */]: 'The useServiceWorker() method may only be called once and must be ' +\r\n 'called before calling getToken() to ensure your service worker is used.',\r\n [\"invalid-sw-registration\" /* ErrorCode.INVALID_SW_REGISTRATION */]: 'The input to useServiceWorker() must be a ServiceWorkerRegistration.',\r\n [\"invalid-bg-handler\" /* ErrorCode.INVALID_BG_HANDLER */]: 'The input to setBackgroundMessageHandler() must be a function.',\r\n [\"invalid-vapid-key\" /* ErrorCode.INVALID_VAPID_KEY */]: 'The public VAPID key must be a string.',\r\n [\"use-vapid-key-after-get-token\" /* ErrorCode.USE_VAPID_KEY_AFTER_GET_TOKEN */]: 'The usePublicVapidKey() method may only be called once and must be ' +\r\n 'called before calling getToken() to ensure your VAPID key is used.'\r\n};\r\nconst ERROR_FACTORY = new ErrorFactory('messaging', 'Messaging', ERROR_MAP);\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nasync function requestGetToken(firebaseDependencies, subscriptionOptions) {\r\n const headers = await getHeaders(firebaseDependencies);\r\n const body = getBody(subscriptionOptions);\r\n const subscribeOptions = {\r\n method: 'POST',\r\n headers,\r\n body: JSON.stringify(body)\r\n };\r\n let responseData;\r\n try {\r\n const response = await fetch(getEndpoint(firebaseDependencies.appConfig), subscribeOptions);\r\n responseData = await response.json();\r\n }\r\n catch (err) {\r\n throw ERROR_FACTORY.create(\"token-subscribe-failed\" /* ErrorCode.TOKEN_SUBSCRIBE_FAILED */, {\r\n errorInfo: err === null || err === void 0 ? void 0 : err.toString()\r\n });\r\n }\r\n if (responseData.error) {\r\n const message = responseData.error.message;\r\n throw ERROR_FACTORY.create(\"token-subscribe-failed\" /* ErrorCode.TOKEN_SUBSCRIBE_FAILED */, {\r\n errorInfo: message\r\n });\r\n }\r\n if (!responseData.token) {\r\n throw ERROR_FACTORY.create(\"token-subscribe-no-token\" /* ErrorCode.TOKEN_SUBSCRIBE_NO_TOKEN */);\r\n }\r\n return responseData.token;\r\n}\r\nasync function requestUpdateToken(firebaseDependencies, tokenDetails) {\r\n const headers = await getHeaders(firebaseDependencies);\r\n const body = getBody(tokenDetails.subscriptionOptions);\r\n const updateOptions = {\r\n method: 'PATCH',\r\n headers,\r\n body: JSON.stringify(body)\r\n };\r\n let responseData;\r\n try {\r\n const response = await fetch(`${getEndpoint(firebaseDependencies.appConfig)}/${tokenDetails.token}`, updateOptions);\r\n responseData = await response.json();\r\n }\r\n catch (err) {\r\n throw ERROR_FACTORY.create(\"token-update-failed\" /* ErrorCode.TOKEN_UPDATE_FAILED */, {\r\n errorInfo: err === null || err === void 0 ? void 0 : err.toString()\r\n });\r\n }\r\n if (responseData.error) {\r\n const message = responseData.error.message;\r\n throw ERROR_FACTORY.create(\"token-update-failed\" /* ErrorCode.TOKEN_UPDATE_FAILED */, {\r\n errorInfo: message\r\n });\r\n }\r\n if (!responseData.token) {\r\n throw ERROR_FACTORY.create(\"token-update-no-token\" /* ErrorCode.TOKEN_UPDATE_NO_TOKEN */);\r\n }\r\n return responseData.token;\r\n}\r\nasync function requestDeleteToken(firebaseDependencies, token) {\r\n const headers = await getHeaders(firebaseDependencies);\r\n const unsubscribeOptions = {\r\n method: 'DELETE',\r\n headers\r\n };\r\n try {\r\n const response = await fetch(`${getEndpoint(firebaseDependencies.appConfig)}/${token}`, unsubscribeOptions);\r\n const responseData = await response.json();\r\n if (responseData.error) {\r\n const message = responseData.error.message;\r\n throw ERROR_FACTORY.create(\"token-unsubscribe-failed\" /* ErrorCode.TOKEN_UNSUBSCRIBE_FAILED */, {\r\n errorInfo: message\r\n });\r\n }\r\n }\r\n catch (err) {\r\n throw ERROR_FACTORY.create(\"token-unsubscribe-failed\" /* ErrorCode.TOKEN_UNSUBSCRIBE_FAILED */, {\r\n errorInfo: err === null || err === void 0 ? void 0 : err.toString()\r\n });\r\n }\r\n}\r\nfunction getEndpoint({ projectId }) {\r\n return `${ENDPOINT}/projects/${projectId}/registrations`;\r\n}\r\nasync function getHeaders({ appConfig, installations }) {\r\n const authToken = await installations.getToken();\r\n return new Headers({\r\n 'Content-Type': 'application/json',\r\n Accept: 'application/json',\r\n 'x-goog-api-key': appConfig.apiKey,\r\n 'x-goog-firebase-installations-auth': `FIS ${authToken}`\r\n });\r\n}\r\nfunction getBody({ p256dh, auth, endpoint, vapidKey }) {\r\n const body = {\r\n web: {\r\n endpoint,\r\n auth,\r\n p256dh\r\n }\r\n };\r\n if (vapidKey !== DEFAULT_VAPID_KEY) {\r\n body.web.applicationPubKey = vapidKey;\r\n }\r\n return body;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n// UpdateRegistration will be called once every week.\r\nconst TOKEN_EXPIRATION_MS = 7 * 24 * 60 * 60 * 1000; // 7 days\r\nasync function getTokenInternal(messaging) {\r\n const pushSubscription = await getPushSubscription(messaging.swRegistration, messaging.vapidKey);\r\n const subscriptionOptions = {\r\n vapidKey: messaging.vapidKey,\r\n swScope: messaging.swRegistration.scope,\r\n endpoint: pushSubscription.endpoint,\r\n auth: arrayToBase64(pushSubscription.getKey('auth')),\r\n p256dh: arrayToBase64(pushSubscription.getKey('p256dh'))\r\n };\r\n const tokenDetails = await dbGet(messaging.firebaseDependencies);\r\n if (!tokenDetails) {\r\n // No token, get a new one.\r\n return getNewToken(messaging.firebaseDependencies, subscriptionOptions);\r\n }\r\n else if (!isTokenValid(tokenDetails.subscriptionOptions, subscriptionOptions)) {\r\n // Invalid token, get a new one.\r\n try {\r\n await requestDeleteToken(messaging.firebaseDependencies, tokenDetails.token);\r\n }\r\n catch (e) {\r\n // Suppress errors because of #2364\r\n console.warn(e);\r\n }\r\n return getNewToken(messaging.firebaseDependencies, subscriptionOptions);\r\n }\r\n else if (Date.now() >= tokenDetails.createTime + TOKEN_EXPIRATION_MS) {\r\n // Weekly token refresh\r\n return updateToken(messaging, {\r\n token: tokenDetails.token,\r\n createTime: Date.now(),\r\n subscriptionOptions\r\n });\r\n }\r\n else {\r\n // Valid token, nothing to do.\r\n return tokenDetails.token;\r\n }\r\n}\r\n/**\r\n * This method deletes the token from the database, unsubscribes the token from FCM, and unregisters\r\n * the push subscription if it exists.\r\n */\r\nasync function deleteTokenInternal(messaging) {\r\n const tokenDetails = await dbGet(messaging.firebaseDependencies);\r\n if (tokenDetails) {\r\n await requestDeleteToken(messaging.firebaseDependencies, tokenDetails.token);\r\n await dbRemove(messaging.firebaseDependencies);\r\n }\r\n // Unsubscribe from the push subscription.\r\n const pushSubscription = await messaging.swRegistration.pushManager.getSubscription();\r\n if (pushSubscription) {\r\n return pushSubscription.unsubscribe();\r\n }\r\n // If there's no SW, consider it a success.\r\n return true;\r\n}\r\nasync function updateToken(messaging, tokenDetails) {\r\n try {\r\n const updatedToken = await requestUpdateToken(messaging.firebaseDependencies, tokenDetails);\r\n const updatedTokenDetails = Object.assign(Object.assign({}, tokenDetails), { token: updatedToken, createTime: Date.now() });\r\n await dbSet(messaging.firebaseDependencies, updatedTokenDetails);\r\n return updatedToken;\r\n }\r\n catch (e) {\r\n await deleteTokenInternal(messaging);\r\n throw e;\r\n }\r\n}\r\nasync function getNewToken(firebaseDependencies, subscriptionOptions) {\r\n const token = await requestGetToken(firebaseDependencies, subscriptionOptions);\r\n const tokenDetails = {\r\n token,\r\n createTime: Date.now(),\r\n subscriptionOptions\r\n };\r\n await dbSet(firebaseDependencies, tokenDetails);\r\n return tokenDetails.token;\r\n}\r\n/**\r\n * Gets a PushSubscription for the current user.\r\n */\r\nasync function getPushSubscription(swRegistration, vapidKey) {\r\n const subscription = await swRegistration.pushManager.getSubscription();\r\n if (subscription) {\r\n return subscription;\r\n }\r\n return swRegistration.pushManager.subscribe({\r\n userVisibleOnly: true,\r\n // Chrome <= 75 doesn't support base64-encoded VAPID key. For backward compatibility, VAPID key\r\n // submitted to pushManager#subscribe must be of type Uint8Array.\r\n applicationServerKey: base64ToArray(vapidKey)\r\n });\r\n}\r\n/**\r\n * Checks if the saved tokenDetails object matches the configuration provided.\r\n */\r\nfunction isTokenValid(dbOptions, currentOptions) {\r\n const isVapidKeyEqual = currentOptions.vapidKey === dbOptions.vapidKey;\r\n const isEndpointEqual = currentOptions.endpoint === dbOptions.endpoint;\r\n const isAuthEqual = currentOptions.auth === dbOptions.auth;\r\n const isP256dhEqual = currentOptions.p256dh === dbOptions.p256dh;\r\n return isVapidKeyEqual && isEndpointEqual && isAuthEqual && isP256dhEqual;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2020 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nfunction externalizePayload(internalPayload) {\r\n const payload = {\r\n from: internalPayload.from,\r\n // eslint-disable-next-line camelcase\r\n collapseKey: internalPayload.collapse_key,\r\n // eslint-disable-next-line camelcase\r\n messageId: internalPayload.fcmMessageId\r\n };\r\n propagateNotificationPayload(payload, internalPayload);\r\n propagateDataPayload(payload, internalPayload);\r\n propagateFcmOptions(payload, internalPayload);\r\n return payload;\r\n}\r\nfunction propagateNotificationPayload(payload, messagePayloadInternal) {\r\n if (!messagePayloadInternal.notification) {\r\n return;\r\n }\r\n payload.notification = {};\r\n const title = messagePayloadInternal.notification.title;\r\n if (!!title) {\r\n payload.notification.title = title;\r\n }\r\n const body = messagePayloadInternal.notification.body;\r\n if (!!body) {\r\n payload.notification.body = body;\r\n }\r\n const image = messagePayloadInternal.notification.image;\r\n if (!!image) {\r\n payload.notification.image = image;\r\n }\r\n const icon = messagePayloadInternal.notification.icon;\r\n if (!!icon) {\r\n payload.notification.icon = icon;\r\n }\r\n}\r\nfunction propagateDataPayload(payload, messagePayloadInternal) {\r\n if (!messagePayloadInternal.data) {\r\n return;\r\n }\r\n payload.data = messagePayloadInternal.data;\r\n}\r\nfunction propagateFcmOptions(payload, messagePayloadInternal) {\r\n var _a, _b, _c, _d, _e;\r\n // fcmOptions.link value is written into notification.click_action. see more in b/232072111\r\n if (!messagePayloadInternal.fcmOptions &&\r\n !((_a = messagePayloadInternal.notification) === null || _a === void 0 ? void 0 : _a.click_action)) {\r\n return;\r\n }\r\n payload.fcmOptions = {};\r\n const link = (_c = (_b = messagePayloadInternal.fcmOptions) === null || _b === void 0 ? void 0 : _b.link) !== null && _c !== void 0 ? _c : (_d = messagePayloadInternal.notification) === null || _d === void 0 ? void 0 : _d.click_action;\r\n if (!!link) {\r\n payload.fcmOptions.link = link;\r\n }\r\n // eslint-disable-next-line camelcase\r\n const analyticsLabel = (_e = messagePayloadInternal.fcmOptions) === null || _e === void 0 ? void 0 : _e.analytics_label;\r\n if (!!analyticsLabel) {\r\n payload.fcmOptions.analyticsLabel = analyticsLabel;\r\n }\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nfunction isConsoleMessage(data) {\r\n // This message has a campaign ID, meaning it was sent using the Firebase Console.\r\n return typeof data === 'object' && !!data && CONSOLE_CAMPAIGN_ID in data;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n_mergeStrings('hts/frbslgigp.ogepscmv/ieo/eaylg', 'tp:/ieaeogn-agolai.o/1frlglgc/o');\r\n_mergeStrings('AzSCbw63g1R0nCw85jG8', 'Iaya3yLKwmgvh7cF0q4');\r\nfunction _mergeStrings(s1, s2) {\r\n const resultArray = [];\r\n for (let i = 0; i < s1.length; i++) {\r\n resultArray.push(s1.charAt(i));\r\n if (i < s2.length) {\r\n resultArray.push(s2.charAt(i));\r\n }\r\n }\r\n return resultArray.join('');\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nfunction extractAppConfig(app) {\r\n if (!app || !app.options) {\r\n throw getMissingValueError('App Configuration Object');\r\n }\r\n if (!app.name) {\r\n throw getMissingValueError('App Name');\r\n }\r\n // Required app config keys\r\n const configKeys = [\r\n 'projectId',\r\n 'apiKey',\r\n 'appId',\r\n 'messagingSenderId'\r\n ];\r\n const { options } = app;\r\n for (const keyName of configKeys) {\r\n if (!options[keyName]) {\r\n throw getMissingValueError(keyName);\r\n }\r\n }\r\n return {\r\n appName: app.name,\r\n projectId: options.projectId,\r\n apiKey: options.apiKey,\r\n appId: options.appId,\r\n senderId: options.messagingSenderId\r\n };\r\n}\r\nfunction getMissingValueError(valueName) {\r\n return ERROR_FACTORY.create(\"missing-app-config-values\" /* ErrorCode.MISSING_APP_CONFIG_VALUES */, {\r\n valueName\r\n });\r\n}\n\n/**\r\n * @license\r\n * Copyright 2020 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nclass MessagingService {\r\n constructor(app, installations, analyticsProvider) {\r\n // logging is only done with end user consent. Default to false.\r\n this.deliveryMetricsExportedToBigQueryEnabled = false;\r\n this.onBackgroundMessageHandler = null;\r\n this.onMessageHandler = null;\r\n this.logEvents = [];\r\n this.isLogServiceStarted = false;\r\n const appConfig = extractAppConfig(app);\r\n this.firebaseDependencies = {\r\n app,\r\n appConfig,\r\n installations,\r\n analyticsProvider\r\n };\r\n }\r\n _delete() {\r\n return Promise.resolve();\r\n }\r\n}\n\n/**\r\n * @license\r\n * Copyright 2020 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nasync function registerDefaultSw(messaging) {\r\n try {\r\n messaging.swRegistration = await navigator.serviceWorker.register(DEFAULT_SW_PATH, {\r\n scope: DEFAULT_SW_SCOPE\r\n });\r\n // The timing when browser updates sw when sw has an update is unreliable from experiment. It\r\n // leads to version conflict when the SDK upgrades to a newer version in the main page, but sw\r\n // is stuck with the old version. For example,\r\n // https://github.com/firebase/firebase-js-sdk/issues/2590 The following line reliably updates\r\n // sw if there was an update.\r\n messaging.swRegistration.update().catch(() => {\r\n /* it is non blocking and we don't care if it failed */\r\n });\r\n }\r\n catch (e) {\r\n throw ERROR_FACTORY.create(\"failed-service-worker-registration\" /* ErrorCode.FAILED_DEFAULT_REGISTRATION */, {\r\n browserErrorMessage: e === null || e === void 0 ? void 0 : e.message\r\n });\r\n }\r\n}\n\n/**\r\n * @license\r\n * Copyright 2020 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nasync function updateSwReg(messaging, swRegistration) {\r\n if (!swRegistration && !messaging.swRegistration) {\r\n await registerDefaultSw(messaging);\r\n }\r\n if (!swRegistration && !!messaging.swRegistration) {\r\n return;\r\n }\r\n if (!(swRegistration instanceof ServiceWorkerRegistration)) {\r\n throw ERROR_FACTORY.create(\"invalid-sw-registration\" /* ErrorCode.INVALID_SW_REGISTRATION */);\r\n }\r\n messaging.swRegistration = swRegistration;\r\n}\n\n/**\r\n * @license\r\n * Copyright 2020 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nasync function updateVapidKey(messaging, vapidKey) {\r\n if (!!vapidKey) {\r\n messaging.vapidKey = vapidKey;\r\n }\r\n else if (!messaging.vapidKey) {\r\n messaging.vapidKey = DEFAULT_VAPID_KEY;\r\n }\r\n}\n\n/**\r\n * @license\r\n * Copyright 2020 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nasync function getToken$1(messaging, options) {\r\n if (!navigator) {\r\n throw ERROR_FACTORY.create(\"only-available-in-window\" /* ErrorCode.AVAILABLE_IN_WINDOW */);\r\n }\r\n if (Notification.permission === 'default') {\r\n await Notification.requestPermission();\r\n }\r\n if (Notification.permission !== 'granted') {\r\n throw ERROR_FACTORY.create(\"permission-blocked\" /* ErrorCode.PERMISSION_BLOCKED */);\r\n }\r\n await updateVapidKey(messaging, options === null || options === void 0 ? void 0 : options.vapidKey);\r\n await updateSwReg(messaging, options === null || options === void 0 ? void 0 : options.serviceWorkerRegistration);\r\n return getTokenInternal(messaging);\r\n}\n\n/**\r\n * @license\r\n * Copyright 2019 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nasync function logToScion(messaging, messageType, data) {\r\n const eventType = getEventType(messageType);\r\n const analytics = await messaging.firebaseDependencies.analyticsProvider.get();\r\n analytics.logEvent(eventType, {\r\n /* eslint-disable camelcase */\r\n message_id: data[CONSOLE_CAMPAIGN_ID],\r\n message_name: data[CONSOLE_CAMPAIGN_NAME],\r\n message_time: data[CONSOLE_CAMPAIGN_TIME],\r\n message_device_time: Math.floor(Date.now() / 1000)\r\n /* eslint-enable camelcase */\r\n });\r\n}\r\nfunction getEventType(messageType) {\r\n switch (messageType) {\r\n case MessageType.NOTIFICATION_CLICKED:\r\n return 'notification_open';\r\n case MessageType.PUSH_RECEIVED:\r\n return 'notification_foreground';\r\n default:\r\n throw new Error();\r\n }\r\n}\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nasync function messageEventListener(messaging, event) {\r\n const internalPayload = event.data;\r\n if (!internalPayload.isFirebaseMessaging) {\r\n return;\r\n }\r\n if (messaging.onMessageHandler &&\r\n internalPayload.messageType === MessageType.PUSH_RECEIVED) {\r\n if (typeof messaging.onMessageHandler === 'function') {\r\n messaging.onMessageHandler(externalizePayload(internalPayload));\r\n }\r\n else {\r\n messaging.onMessageHandler.next(externalizePayload(internalPayload));\r\n }\r\n }\r\n // Log to Scion if applicable\r\n const dataPayload = internalPayload.data;\r\n if (isConsoleMessage(dataPayload) &&\r\n dataPayload[CONSOLE_CAMPAIGN_ANALYTICS_ENABLED] === '1') {\r\n await logToScion(messaging, internalPayload.messageType, dataPayload);\r\n }\r\n}\n\nconst name = \"@firebase/messaging\";\nconst version = \"0.12.4\";\n\n/**\r\n * @license\r\n * Copyright 2020 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nconst WindowMessagingFactory = (container) => {\r\n const messaging = new MessagingService(container.getProvider('app').getImmediate(), container.getProvider('installations-internal').getImmediate(), container.getProvider('analytics-internal'));\r\n navigator.serviceWorker.addEventListener('message', e => messageEventListener(messaging, e));\r\n return messaging;\r\n};\r\nconst WindowMessagingInternalFactory = (container) => {\r\n const messaging = container\r\n .getProvider('messaging')\r\n .getImmediate();\r\n const messagingInternal = {\r\n getToken: (options) => getToken$1(messaging, options)\r\n };\r\n return messagingInternal;\r\n};\r\nfunction registerMessagingInWindow() {\r\n _registerComponent(new Component('messaging', WindowMessagingFactory, \"PUBLIC\" /* ComponentType.PUBLIC */));\r\n _registerComponent(new Component('messaging-internal', WindowMessagingInternalFactory, \"PRIVATE\" /* ComponentType.PRIVATE */));\r\n registerVersion(name, version);\r\n // BUILD_TARGET will be replaced by values like esm5, esm2017, cjs5, etc during the compilation\r\n registerVersion(name, version, 'esm2017');\r\n}\n\n/**\r\n * @license\r\n * Copyright 2020 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Checks if all required APIs exist in the browser.\r\n * @returns a Promise that resolves to a boolean.\r\n *\r\n * @public\r\n */\r\nasync function isWindowSupported() {\r\n try {\r\n // This throws if open() is unsupported, so adding it to the conditional\r\n // statement below can cause an uncaught error.\r\n await validateIndexedDBOpenable();\r\n }\r\n catch (e) {\r\n return false;\r\n }\r\n // firebase-js-sdk/issues/2393 reveals that idb#open in Safari iframe and Firefox private browsing\r\n // might be prohibited to run. In these contexts, an error would be thrown during the messaging\r\n // instantiating phase, informing the developers to import/call isSupported for special handling.\r\n return (typeof window !== 'undefined' &&\r\n isIndexedDBAvailable() &&\r\n areCookiesEnabled() &&\r\n 'serviceWorker' in navigator &&\r\n 'PushManager' in window &&\r\n 'Notification' in window &&\r\n 'fetch' in window &&\r\n ServiceWorkerRegistration.prototype.hasOwnProperty('showNotification') &&\r\n PushSubscription.prototype.hasOwnProperty('getKey'));\r\n}\n\n/**\r\n * @license\r\n * Copyright 2020 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nasync function deleteToken$1(messaging) {\r\n if (!navigator) {\r\n throw ERROR_FACTORY.create(\"only-available-in-window\" /* ErrorCode.AVAILABLE_IN_WINDOW */);\r\n }\r\n if (!messaging.swRegistration) {\r\n await registerDefaultSw(messaging);\r\n }\r\n return deleteTokenInternal(messaging);\r\n}\n\n/**\r\n * @license\r\n * Copyright 2020 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\nfunction onMessage$1(messaging, nextOrObserver) {\r\n if (!navigator) {\r\n throw ERROR_FACTORY.create(\"only-available-in-window\" /* ErrorCode.AVAILABLE_IN_WINDOW */);\r\n }\r\n messaging.onMessageHandler = nextOrObserver;\r\n return () => {\r\n messaging.onMessageHandler = null;\r\n };\r\n}\n\n/**\r\n * @license\r\n * Copyright 2017 Google LLC\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */\r\n/**\r\n * Retrieves a Firebase Cloud Messaging instance.\r\n *\r\n * @returns The Firebase Cloud Messaging instance associated with the provided firebase app.\r\n *\r\n * @public\r\n */\r\nfunction getMessagingInWindow(app = getApp()) {\r\n // Conscious decision to make this async check non-blocking during the messaging instance\r\n // initialization phase for performance consideration. An error would be thrown latter for\r\n // developer's information. Developers can then choose to import and call `isSupported` for\r\n // special handling.\r\n isWindowSupported().then(isSupported => {\r\n // If `isWindowSupported()` resolved, but returned false.\r\n if (!isSupported) {\r\n throw ERROR_FACTORY.create(\"unsupported-browser\" /* ErrorCode.UNSUPPORTED_BROWSER */);\r\n }\r\n }, _ => {\r\n // If `isWindowSupported()` rejected.\r\n throw ERROR_FACTORY.create(\"indexed-db-unsupported\" /* ErrorCode.INDEXED_DB_UNSUPPORTED */);\r\n });\r\n return _getProvider(getModularInstance(app), 'messaging').getImmediate();\r\n}\r\n/**\r\n * Subscribes the {@link Messaging} instance to push notifications. Returns an Firebase Cloud\r\n * Messaging registration token that can be used to send push messages to that {@link Messaging}\r\n * instance.\r\n *\r\n * If a notification permission isn't already granted, this method asks the user for permission. The\r\n * returned promise rejects if the user does not allow the app to show notifications.\r\n *\r\n * @param messaging - The {@link Messaging} instance.\r\n * @param options - Provides an optional vapid key and an optinoal service worker registration\r\n *\r\n * @returns The promise resolves with an FCM registration token.\r\n *\r\n * @public\r\n */\r\nasync function getToken(messaging, options) {\r\n messaging = getModularInstance(messaging);\r\n return getToken$1(messaging, options);\r\n}\r\n/**\r\n * Deletes the registration token associated with this {@link Messaging} instance and unsubscribes\r\n * the {@link Messaging} instance from the push subscription.\r\n *\r\n * @param messaging - The {@link Messaging} instance.\r\n *\r\n * @returns The promise resolves when the token has been successfully deleted.\r\n *\r\n * @public\r\n */\r\nfunction deleteToken(messaging) {\r\n messaging = getModularInstance(messaging);\r\n return deleteToken$1(messaging);\r\n}\r\n/**\r\n * When a push message is received and the user is currently on a page for your origin, the\r\n * message is passed to the page and an `onMessage()` event is dispatched with the payload of\r\n * the push message.\r\n *\r\n *\r\n * @param messaging - The {@link Messaging} instance.\r\n * @param nextOrObserver - This function, or observer object with `next` defined,\r\n * is called when a message is received and the user is currently viewing your page.\r\n * @returns To stop listening for messages execute this returned function.\r\n *\r\n * @public\r\n */\r\nfunction onMessage(messaging, nextOrObserver) {\r\n messaging = getModularInstance(messaging);\r\n return onMessage$1(messaging, nextOrObserver);\r\n}\n\n/**\r\n * Firebase Cloud Messaging\r\n *\r\n * @packageDocumentation\r\n */\r\nregisterMessagingInWindow();\n\nexport { deleteToken, getMessagingInWindow as getMessaging, getToken, isWindowSupported as isSupported, onMessage };\n","/**\n * @license Angular v16.2.12\n * (c) 2010-2022 Google LLC. https://angular.io/\n * License: MIT\n */\n\nimport * as i0 from '@angular/core';\nimport { Injectable, inject, NgZone, InjectionToken, ɵInitialRenderPendingTasks, Inject, ɵRuntimeError, PLATFORM_ID, makeEnvironmentProviders, NgModule, TransferState, makeStateKey, ɵENABLED_SSR_FEATURES, APP_BOOTSTRAP_LISTENER, ApplicationRef } from '@angular/core';\nimport { of, Observable, from } from 'rxjs';\nimport { concatMap, filter, map, finalize, switchMap, tap, first } from 'rxjs/operators';\nimport * as i1 from '@angular/common';\nimport { DOCUMENT, ɵparseCookieValue } from '@angular/common';\n\n/**\n * Transforms an `HttpRequest` into a stream of `HttpEvent`s, one of which will likely be a\n * `HttpResponse`.\n *\n * `HttpHandler` is injectable. When injected, the handler instance dispatches requests to the\n * first interceptor in the chain, which dispatches to the second, etc, eventually reaching the\n * `HttpBackend`.\n *\n * In an `HttpInterceptor`, the `HttpHandler` parameter is the next interceptor in the chain.\n *\n * @publicApi\n */\nclass HttpHandler {\n}\n/**\n * A final `HttpHandler` which will dispatch the request via browser HTTP APIs to a backend.\n *\n * Interceptors sit between the `HttpClient` interface and the `HttpBackend`.\n *\n * When injected, `HttpBackend` dispatches requests directly to the backend, without going\n * through the interceptor chain.\n *\n * @publicApi\n */\nclass HttpBackend {\n}\n\n/**\n * Represents the header configuration options for an HTTP request.\n * Instances are immutable. Modifying methods return a cloned\n * instance with the change. The original object is never changed.\n *\n * @publicApi\n */\nclass HttpHeaders {\n /** Constructs a new HTTP header object with the given values.*/\n constructor(headers) {\n /**\n * Internal map of lowercased header names to the normalized\n * form of the name (the form seen first).\n */\n this.normalizedNames = new Map();\n /**\n * Queued updates to be materialized the next initialization.\n */\n this.lazyUpdate = null;\n if (!headers) {\n this.headers = new Map();\n }\n else if (typeof headers === 'string') {\n this.lazyInit = () => {\n this.headers = new Map();\n headers.split('\\n').forEach(line => {\n const index = line.indexOf(':');\n if (index > 0) {\n const name = line.slice(0, index);\n const key = name.toLowerCase();\n const value = line.slice(index + 1).trim();\n this.maybeSetNormalizedName(name, key);\n if (this.headers.has(key)) {\n this.headers.get(key).push(value);\n }\n else {\n this.headers.set(key, [value]);\n }\n }\n });\n };\n }\n else if (typeof Headers !== 'undefined' && headers instanceof Headers) {\n this.headers = new Map();\n headers.forEach((values, name) => {\n this.setHeaderEntries(name, values);\n });\n }\n else {\n this.lazyInit = () => {\n if (typeof ngDevMode === 'undefined' || ngDevMode) {\n assertValidHeaders(headers);\n }\n this.headers = new Map();\n Object.entries(headers).forEach(([name, values]) => {\n this.setHeaderEntries(name, values);\n });\n };\n }\n }\n /**\n * Checks for existence of a given header.\n *\n * @param name The header name to check for existence.\n *\n * @returns True if the header exists, false otherwise.\n */\n has(name) {\n this.init();\n return this.headers.has(name.toLowerCase());\n }\n /**\n * Retrieves the first value of a given header.\n *\n * @param name The header name.\n *\n * @returns The value string if the header exists, null otherwise\n */\n get(name) {\n this.init();\n const values = this.headers.get(name.toLowerCase());\n return values && values.length > 0 ? values[0] : null;\n }\n /**\n * Retrieves the names of the headers.\n *\n * @returns A list of header names.\n */\n keys() {\n this.init();\n return Array.from(this.normalizedNames.values());\n }\n /**\n * Retrieves a list of values for a given header.\n *\n * @param name The header name from which to retrieve values.\n *\n * @returns A string of values if the header exists, null otherwise.\n */\n getAll(name) {\n this.init();\n return this.headers.get(name.toLowerCase()) || null;\n }\n /**\n * Appends a new value to the existing set of values for a header\n * and returns them in a clone of the original instance.\n *\n * @param name The header name for which to append the values.\n * @param value The value to append.\n *\n * @returns A clone of the HTTP headers object with the value appended to the given header.\n */\n append(name, value) {\n return this.clone({ name, value, op: 'a' });\n }\n /**\n * Sets or modifies a value for a given header in a clone of the original instance.\n * If the header already exists, its value is replaced with the given value\n * in the returned object.\n *\n * @param name The header name.\n * @param value The value or values to set or override for the given header.\n *\n * @returns A clone of the HTTP headers object with the newly set header value.\n */\n set(name, value) {\n return this.clone({ name, value, op: 's' });\n }\n /**\n * Deletes values for a given header in a clone of the original instance.\n *\n * @param name The header name.\n * @param value The value or values to delete for the given header.\n *\n * @returns A clone of the HTTP headers object with the given value deleted.\n */\n delete(name, value) {\n return this.clone({ name, value, op: 'd' });\n }\n maybeSetNormalizedName(name, lcName) {\n if (!this.normalizedNames.has(lcName)) {\n this.normalizedNames.set(lcName, name);\n }\n }\n init() {\n if (!!this.lazyInit) {\n if (this.lazyInit instanceof HttpHeaders) {\n this.copyFrom(this.lazyInit);\n }\n else {\n this.lazyInit();\n }\n this.lazyInit = null;\n if (!!this.lazyUpdate) {\n this.lazyUpdate.forEach(update => this.applyUpdate(update));\n this.lazyUpdate = null;\n }\n }\n }\n copyFrom(other) {\n other.init();\n Array.from(other.headers.keys()).forEach(key => {\n this.headers.set(key, other.headers.get(key));\n this.normalizedNames.set(key, other.normalizedNames.get(key));\n });\n }\n clone(update) {\n const clone = new HttpHeaders();\n clone.lazyInit =\n (!!this.lazyInit && this.lazyInit instanceof HttpHeaders) ? this.lazyInit : this;\n clone.lazyUpdate = (this.lazyUpdate || []).concat([update]);\n return clone;\n }\n applyUpdate(update) {\n const key = update.name.toLowerCase();\n switch (update.op) {\n case 'a':\n case 's':\n let value = update.value;\n if (typeof value === 'string') {\n value = [value];\n }\n if (value.length === 0) {\n return;\n }\n this.maybeSetNormalizedName(update.name, key);\n const base = (update.op === 'a' ? this.headers.get(key) : undefined) || [];\n base.push(...value);\n this.headers.set(key, base);\n break;\n case 'd':\n const toDelete = update.value;\n if (!toDelete) {\n this.headers.delete(key);\n this.normalizedNames.delete(key);\n }\n else {\n let existing = this.headers.get(key);\n if (!existing) {\n return;\n }\n existing = existing.filter(value => toDelete.indexOf(value) === -1);\n if (existing.length === 0) {\n this.headers.delete(key);\n this.normalizedNames.delete(key);\n }\n else {\n this.headers.set(key, existing);\n }\n }\n break;\n }\n }\n setHeaderEntries(name, values) {\n const headerValues = (Array.isArray(values) ? values : [values]).map((value) => value.toString());\n const key = name.toLowerCase();\n this.headers.set(key, headerValues);\n this.maybeSetNormalizedName(name, key);\n }\n /**\n * @internal\n */\n forEach(fn) {\n this.init();\n Array.from(this.normalizedNames.keys())\n .forEach(key => fn(this.normalizedNames.get(key), this.headers.get(key)));\n }\n}\n/**\n * Verifies that the headers object has the right shape: the values\n * must be either strings, numbers or arrays. Throws an error if an invalid\n * header value is present.\n */\nfunction assertValidHeaders(headers) {\n for (const [key, value] of Object.entries(headers)) {\n if (!(typeof value === 'string' || typeof value === 'number') && !Array.isArray(value)) {\n throw new Error(`Unexpected value of the \\`${key}\\` header provided. ` +\n `Expecting either a string, a number or an array, but got: \\`${value}\\`.`);\n }\n }\n}\n\n/**\n * Provides encoding and decoding of URL parameter and query-string values.\n *\n * Serializes and parses URL parameter keys and values to encode and decode them.\n * If you pass URL query parameters without encoding,\n * the query parameters can be misinterpreted at the receiving end.\n *\n *\n * @publicApi\n */\nclass HttpUrlEncodingCodec {\n /**\n * Encodes a key name for a URL parameter or query-string.\n * @param key The key name.\n * @returns The encoded key name.\n */\n encodeKey(key) {\n return standardEncoding(key);\n }\n /**\n * Encodes the value of a URL parameter or query-string.\n * @param value The value.\n * @returns The encoded value.\n */\n encodeValue(value) {\n return standardEncoding(value);\n }\n /**\n * Decodes an encoded URL parameter or query-string key.\n * @param key The encoded key name.\n * @returns The decoded key name.\n */\n decodeKey(key) {\n return decodeURIComponent(key);\n }\n /**\n * Decodes an encoded URL parameter or query-string value.\n * @param value The encoded value.\n * @returns The decoded value.\n */\n decodeValue(value) {\n return decodeURIComponent(value);\n }\n}\nfunction paramParser(rawParams, codec) {\n const map = new Map();\n if (rawParams.length > 0) {\n // The `window.location.search` can be used while creating an instance of the `HttpParams` class\n // (e.g. `new HttpParams({ fromString: window.location.search })`). The `window.location.search`\n // may start with the `?` char, so we strip it if it's present.\n const params = rawParams.replace(/^\\?/, '').split('&');\n params.forEach((param) => {\n const eqIdx = param.indexOf('=');\n const [key, val] = eqIdx == -1 ?\n [codec.decodeKey(param), ''] :\n [codec.decodeKey(param.slice(0, eqIdx)), codec.decodeValue(param.slice(eqIdx + 1))];\n const list = map.get(key) || [];\n list.push(val);\n map.set(key, list);\n });\n }\n return map;\n}\n/**\n * Encode input string with standard encodeURIComponent and then un-encode specific characters.\n */\nconst STANDARD_ENCODING_REGEX = /%(\\d[a-f0-9])/gi;\nconst STANDARD_ENCODING_REPLACEMENTS = {\n '40': '@',\n '3A': ':',\n '24': '$',\n '2C': ',',\n '3B': ';',\n '3D': '=',\n '3F': '?',\n '2F': '/',\n};\nfunction standardEncoding(v) {\n return encodeURIComponent(v).replace(STANDARD_ENCODING_REGEX, (s, t) => STANDARD_ENCODING_REPLACEMENTS[t] ?? s);\n}\nfunction valueToString(value) {\n return `${value}`;\n}\n/**\n * An HTTP request/response body that represents serialized parameters,\n * per the MIME type `application/x-www-form-urlencoded`.\n *\n * This class is immutable; all mutation operations return a new instance.\n *\n * @publicApi\n */\nclass HttpParams {\n constructor(options = {}) {\n this.updates = null;\n this.cloneFrom = null;\n this.encoder = options.encoder || new HttpUrlEncodingCodec();\n if (!!options.fromString) {\n if (!!options.fromObject) {\n throw new Error(`Cannot specify both fromString and fromObject.`);\n }\n this.map = paramParser(options.fromString, this.encoder);\n }\n else if (!!options.fromObject) {\n this.map = new Map();\n Object.keys(options.fromObject).forEach(key => {\n const value = options.fromObject[key];\n // convert the values to strings\n const values = Array.isArray(value) ? value.map(valueToString) : [valueToString(value)];\n this.map.set(key, values);\n });\n }\n else {\n this.map = null;\n }\n }\n /**\n * Reports whether the body includes one or more values for a given parameter.\n * @param param The parameter name.\n * @returns True if the parameter has one or more values,\n * false if it has no value or is not present.\n */\n has(param) {\n this.init();\n return this.map.has(param);\n }\n /**\n * Retrieves the first value for a parameter.\n * @param param The parameter name.\n * @returns The first value of the given parameter,\n * or `null` if the parameter is not present.\n */\n get(param) {\n this.init();\n const res = this.map.get(param);\n return !!res ? res[0] : null;\n }\n /**\n * Retrieves all values for a parameter.\n * @param param The parameter name.\n * @returns All values in a string array,\n * or `null` if the parameter not present.\n */\n getAll(param) {\n this.init();\n return this.map.get(param) || null;\n }\n /**\n * Retrieves all the parameters for this body.\n * @returns The parameter names in a string array.\n */\n keys() {\n this.init();\n return Array.from(this.map.keys());\n }\n /**\n * Appends a new value to existing values for a parameter.\n * @param param The parameter name.\n * @param value The new value to add.\n * @return A new body with the appended value.\n */\n append(param, value) {\n return this.clone({ param, value, op: 'a' });\n }\n /**\n * Constructs a new body with appended values for the given parameter name.\n * @param params parameters and values\n * @return A new body with the new value.\n */\n appendAll(params) {\n const updates = [];\n Object.keys(params).forEach(param => {\n const value = params[param];\n if (Array.isArray(value)) {\n value.forEach(_value => {\n updates.push({ param, value: _value, op: 'a' });\n });\n }\n else {\n updates.push({ param, value: value, op: 'a' });\n }\n });\n return this.clone(updates);\n }\n /**\n * Replaces the value for a parameter.\n * @param param The parameter name.\n * @param value The new value.\n * @return A new body with the new value.\n */\n set(param, value) {\n return this.clone({ param, value, op: 's' });\n }\n /**\n * Removes a given value or all values from a parameter.\n * @param param The parameter name.\n * @param value The value to remove, if provided.\n * @return A new body with the given value removed, or with all values\n * removed if no value is specified.\n */\n delete(param, value) {\n return this.clone({ param, value, op: 'd' });\n }\n /**\n * Serializes the body to an encoded string, where key-value pairs (separated by `=`) are\n * separated by `&`s.\n */\n toString() {\n this.init();\n return this.keys()\n .map(key => {\n const eKey = this.encoder.encodeKey(key);\n // `a: ['1']` produces `'a=1'`\n // `b: []` produces `''`\n // `c: ['1', '2']` produces `'c=1&c=2'`\n return this.map.get(key).map(value => eKey + '=' + this.encoder.encodeValue(value))\n .join('&');\n })\n // filter out empty values because `b: []` produces `''`\n // which results in `a=1&&c=1&c=2` instead of `a=1&c=1&c=2` if we don't\n .filter(param => param !== '')\n .join('&');\n }\n clone(update) {\n const clone = new HttpParams({ encoder: this.encoder });\n clone.cloneFrom = this.cloneFrom || this;\n clone.updates = (this.updates || []).concat(update);\n return clone;\n }\n init() {\n if (this.map === null) {\n this.map = new Map();\n }\n if (this.cloneFrom !== null) {\n this.cloneFrom.init();\n this.cloneFrom.keys().forEach(key => this.map.set(key, this.cloneFrom.map.get(key)));\n this.updates.forEach(update => {\n switch (update.op) {\n case 'a':\n case 's':\n const base = (update.op === 'a' ? this.map.get(update.param) : undefined) || [];\n base.push(valueToString(update.value));\n this.map.set(update.param, base);\n break;\n case 'd':\n if (update.value !== undefined) {\n let base = this.map.get(update.param) || [];\n const idx = base.indexOf(valueToString(update.value));\n if (idx !== -1) {\n base.splice(idx, 1);\n }\n if (base.length > 0) {\n this.map.set(update.param, base);\n }\n else {\n this.map.delete(update.param);\n }\n }\n else {\n this.map.delete(update.param);\n break;\n }\n }\n });\n this.cloneFrom = this.updates = null;\n }\n }\n}\n\n/**\n * A token used to manipulate and access values stored in `HttpContext`.\n *\n * @publicApi\n */\nclass HttpContextToken {\n constructor(defaultValue) {\n this.defaultValue = defaultValue;\n }\n}\n/**\n * Http context stores arbitrary user defined values and ensures type safety without\n * actually knowing the types. It is backed by a `Map` and guarantees that keys do not clash.\n *\n * This context is mutable and is shared between cloned requests unless explicitly specified.\n *\n * @usageNotes\n *\n * ### Usage Example\n *\n * ```typescript\n * // inside cache.interceptors.ts\n * export const IS_CACHE_ENABLED = new HttpContextToken(() => false);\n *\n * export class CacheInterceptor implements HttpInterceptor {\n *\n * intercept(req: HttpRequest, delegate: HttpHandler): Observable> {\n * if (req.context.get(IS_CACHE_ENABLED) === true) {\n * return ...;\n * }\n * return delegate.handle(req);\n * }\n * }\n *\n * // inside a service\n *\n * this.httpClient.get('/api/weather', {\n * context: new HttpContext().set(IS_CACHE_ENABLED, true)\n * }).subscribe(...);\n * ```\n *\n * @publicApi\n */\nclass HttpContext {\n constructor() {\n this.map = new Map();\n }\n /**\n * Store a value in the context. If a value is already present it will be overwritten.\n *\n * @param token The reference to an instance of `HttpContextToken`.\n * @param value The value to store.\n *\n * @returns A reference to itself for easy chaining.\n */\n set(token, value) {\n this.map.set(token, value);\n return this;\n }\n /**\n * Retrieve the value associated with the given token.\n *\n * @param token The reference to an instance of `HttpContextToken`.\n *\n * @returns The stored value or default if one is defined.\n */\n get(token) {\n if (!this.map.has(token)) {\n this.map.set(token, token.defaultValue());\n }\n return this.map.get(token);\n }\n /**\n * Delete the value associated with the given token.\n *\n * @param token The reference to an instance of `HttpContextToken`.\n *\n * @returns A reference to itself for easy chaining.\n */\n delete(token) {\n this.map.delete(token);\n return this;\n }\n /**\n * Checks for existence of a given token.\n *\n * @param token The reference to an instance of `HttpContextToken`.\n *\n * @returns True if the token exists, false otherwise.\n */\n has(token) {\n return this.map.has(token);\n }\n /**\n * @returns a list of tokens currently stored in the context.\n */\n keys() {\n return this.map.keys();\n }\n}\n\n/**\n * Determine whether the given HTTP method may include a body.\n */\nfunction mightHaveBody(method) {\n switch (method) {\n case 'DELETE':\n case 'GET':\n case 'HEAD':\n case 'OPTIONS':\n case 'JSONP':\n return false;\n default:\n return true;\n }\n}\n/**\n * Safely assert whether the given value is an ArrayBuffer.\n *\n * In some execution environments ArrayBuffer is not defined.\n */\nfunction isArrayBuffer(value) {\n return typeof ArrayBuffer !== 'undefined' && value instanceof ArrayBuffer;\n}\n/**\n * Safely assert whether the given value is a Blob.\n *\n * In some execution environments Blob is not defined.\n */\nfunction isBlob(value) {\n return typeof Blob !== 'undefined' && value instanceof Blob;\n}\n/**\n * Safely assert whether the given value is a FormData instance.\n *\n * In some execution environments FormData is not defined.\n */\nfunction isFormData(value) {\n return typeof FormData !== 'undefined' && value instanceof FormData;\n}\n/**\n * Safely assert whether the given value is a URLSearchParams instance.\n *\n * In some execution environments URLSearchParams is not defined.\n */\nfunction isUrlSearchParams(value) {\n return typeof URLSearchParams !== 'undefined' && value instanceof URLSearchParams;\n}\n/**\n * An outgoing HTTP request with an optional typed body.\n *\n * `HttpRequest` represents an outgoing request, including URL, method,\n * headers, body, and other request configuration options. Instances should be\n * assumed to be immutable. To modify a `HttpRequest`, the `clone`\n * method should be used.\n *\n * @publicApi\n */\nclass HttpRequest {\n constructor(method, url, third, fourth) {\n this.url = url;\n /**\n * The request body, or `null` if one isn't set.\n *\n * Bodies are not enforced to be immutable, as they can include a reference to any\n * user-defined data type. However, interceptors should take care to preserve\n * idempotence by treating them as such.\n */\n this.body = null;\n /**\n * Whether this request should be made in a way that exposes progress events.\n *\n * Progress events are expensive (change detection runs on each event) and so\n * they should only be requested if the consumer intends to monitor them.\n *\n * Note: The `FetchBackend` doesn't support progress report on uploads.\n */\n this.reportProgress = false;\n /**\n * Whether this request should be sent with outgoing credentials (cookies).\n */\n this.withCredentials = false;\n /**\n * The expected response type of the server.\n *\n * This is used to parse the response appropriately before returning it to\n * the requestee.\n */\n this.responseType = 'json';\n this.method = method.toUpperCase();\n // Next, need to figure out which argument holds the HttpRequestInit\n // options, if any.\n let options;\n // Check whether a body argument is expected. The only valid way to omit\n // the body argument is to use a known no-body method like GET.\n if (mightHaveBody(this.method) || !!fourth) {\n // Body is the third argument, options are the fourth.\n this.body = (third !== undefined) ? third : null;\n options = fourth;\n }\n else {\n // No body required, options are the third argument. The body stays null.\n options = third;\n }\n // If options have been passed, interpret them.\n if (options) {\n // Normalize reportProgress and withCredentials.\n this.reportProgress = !!options.reportProgress;\n this.withCredentials = !!options.withCredentials;\n // Override default response type of 'json' if one is provided.\n if (!!options.responseType) {\n this.responseType = options.responseType;\n }\n // Override headers if they're provided.\n if (!!options.headers) {\n this.headers = options.headers;\n }\n if (!!options.context) {\n this.context = options.context;\n }\n if (!!options.params) {\n this.params = options.params;\n }\n }\n // If no headers have been passed in, construct a new HttpHeaders instance.\n if (!this.headers) {\n this.headers = new HttpHeaders();\n }\n // If no context have been passed in, construct a new HttpContext instance.\n if (!this.context) {\n this.context = new HttpContext();\n }\n // If no parameters have been passed in, construct a new HttpUrlEncodedParams instance.\n if (!this.params) {\n this.params = new HttpParams();\n this.urlWithParams = url;\n }\n else {\n // Encode the parameters to a string in preparation for inclusion in the URL.\n const params = this.params.toString();\n if (params.length === 0) {\n // No parameters, the visible URL is just the URL given at creation time.\n this.urlWithParams = url;\n }\n else {\n // Does the URL already have query parameters? Look for '?'.\n const qIdx = url.indexOf('?');\n // There are 3 cases to handle:\n // 1) No existing parameters -> append '?' followed by params.\n // 2) '?' exists and is followed by existing query string ->\n // append '&' followed by params.\n // 3) '?' exists at the end of the url -> append params directly.\n // This basically amounts to determining the character, if any, with\n // which to join the URL and parameters.\n const sep = qIdx === -1 ? '?' : (qIdx < url.length - 1 ? '&' : '');\n this.urlWithParams = url + sep + params;\n }\n }\n }\n /**\n * Transform the free-form body into a serialized format suitable for\n * transmission to the server.\n */\n serializeBody() {\n // If no body is present, no need to serialize it.\n if (this.body === null) {\n return null;\n }\n // Check whether the body is already in a serialized form. If so,\n // it can just be returned directly.\n if (isArrayBuffer(this.body) || isBlob(this.body) || isFormData(this.body) ||\n isUrlSearchParams(this.body) || typeof this.body === 'string') {\n return this.body;\n }\n // Check whether the body is an instance of HttpUrlEncodedParams.\n if (this.body instanceof HttpParams) {\n return this.body.toString();\n }\n // Check whether the body is an object or array, and serialize with JSON if so.\n if (typeof this.body === 'object' || typeof this.body === 'boolean' ||\n Array.isArray(this.body)) {\n return JSON.stringify(this.body);\n }\n // Fall back on toString() for everything else.\n return this.body.toString();\n }\n /**\n * Examine the body and attempt to infer an appropriate MIME type\n * for it.\n *\n * If no such type can be inferred, this method will return `null`.\n */\n detectContentTypeHeader() {\n // An empty body has no content type.\n if (this.body === null) {\n return null;\n }\n // FormData bodies rely on the browser's content type assignment.\n if (isFormData(this.body)) {\n return null;\n }\n // Blobs usually have their own content type. If it doesn't, then\n // no type can be inferred.\n if (isBlob(this.body)) {\n return this.body.type || null;\n }\n // Array buffers have unknown contents and thus no type can be inferred.\n if (isArrayBuffer(this.body)) {\n return null;\n }\n // Technically, strings could be a form of JSON data, but it's safe enough\n // to assume they're plain strings.\n if (typeof this.body === 'string') {\n return 'text/plain';\n }\n // `HttpUrlEncodedParams` has its own content-type.\n if (this.body instanceof HttpParams) {\n return 'application/x-www-form-urlencoded;charset=UTF-8';\n }\n // Arrays, objects, boolean and numbers will be encoded as JSON.\n if (typeof this.body === 'object' || typeof this.body === 'number' ||\n typeof this.body === 'boolean') {\n return 'application/json';\n }\n // No type could be inferred.\n return null;\n }\n clone(update = {}) {\n // For method, url, and responseType, take the current value unless\n // it is overridden in the update hash.\n const method = update.method || this.method;\n const url = update.url || this.url;\n const responseType = update.responseType || this.responseType;\n // The body is somewhat special - a `null` value in update.body means\n // whatever current body is present is being overridden with an empty\n // body, whereas an `undefined` value in update.body implies no\n // override.\n const body = (update.body !== undefined) ? update.body : this.body;\n // Carefully handle the boolean options to differentiate between\n // `false` and `undefined` in the update args.\n const withCredentials = (update.withCredentials !== undefined) ? update.withCredentials : this.withCredentials;\n const reportProgress = (update.reportProgress !== undefined) ? update.reportProgress : this.reportProgress;\n // Headers and params may be appended to if `setHeaders` or\n // `setParams` are used.\n let headers = update.headers || this.headers;\n let params = update.params || this.params;\n // Pass on context if needed\n const context = update.context ?? this.context;\n // Check whether the caller has asked to add headers.\n if (update.setHeaders !== undefined) {\n // Set every requested header.\n headers =\n Object.keys(update.setHeaders)\n .reduce((headers, name) => headers.set(name, update.setHeaders[name]), headers);\n }\n // Check whether the caller has asked to set params.\n if (update.setParams) {\n // Set every requested param.\n params = Object.keys(update.setParams)\n .reduce((params, param) => params.set(param, update.setParams[param]), params);\n }\n // Finally, construct the new HttpRequest using the pieces from above.\n return new HttpRequest(method, url, body, {\n params,\n headers,\n context,\n reportProgress,\n responseType,\n withCredentials,\n });\n }\n}\n\n/**\n * Type enumeration for the different kinds of `HttpEvent`.\n *\n * @publicApi\n */\nvar HttpEventType;\n(function (HttpEventType) {\n /**\n * The request was sent out over the wire.\n */\n HttpEventType[HttpEventType[\"Sent\"] = 0] = \"Sent\";\n /**\n * An upload progress event was received.\n *\n * Note: The `FetchBackend` doesn't support progress report on uploads.\n */\n HttpEventType[HttpEventType[\"UploadProgress\"] = 1] = \"UploadProgress\";\n /**\n * The response status code and headers were received.\n */\n HttpEventType[HttpEventType[\"ResponseHeader\"] = 2] = \"ResponseHeader\";\n /**\n * A download progress event was received.\n */\n HttpEventType[HttpEventType[\"DownloadProgress\"] = 3] = \"DownloadProgress\";\n /**\n * The full response including the body was received.\n */\n HttpEventType[HttpEventType[\"Response\"] = 4] = \"Response\";\n /**\n * A custom event from an interceptor or a backend.\n */\n HttpEventType[HttpEventType[\"User\"] = 5] = \"User\";\n})(HttpEventType || (HttpEventType = {}));\n/**\n * Base class for both `HttpResponse` and `HttpHeaderResponse`.\n *\n * @publicApi\n */\nclass HttpResponseBase {\n /**\n * Super-constructor for all responses.\n *\n * The single parameter accepted is an initialization hash. Any properties\n * of the response passed there will override the default values.\n */\n constructor(init, defaultStatus = 200 /* HttpStatusCode.Ok */, defaultStatusText = 'OK') {\n // If the hash has values passed, use them to initialize the response.\n // Otherwise use the default values.\n this.headers = init.headers || new HttpHeaders();\n this.status = init.status !== undefined ? init.status : defaultStatus;\n this.statusText = init.statusText || defaultStatusText;\n this.url = init.url || null;\n // Cache the ok value to avoid defining a getter.\n this.ok = this.status >= 200 && this.status < 300;\n }\n}\n/**\n * A partial HTTP response which only includes the status and header data,\n * but no response body.\n *\n * `HttpHeaderResponse` is a `HttpEvent` available on the response\n * event stream, only when progress events are requested.\n *\n * @publicApi\n */\nclass HttpHeaderResponse extends HttpResponseBase {\n /**\n * Create a new `HttpHeaderResponse` with the given parameters.\n */\n constructor(init = {}) {\n super(init);\n this.type = HttpEventType.ResponseHeader;\n }\n /**\n * Copy this `HttpHeaderResponse`, overriding its contents with the\n * given parameter hash.\n */\n clone(update = {}) {\n // Perform a straightforward initialization of the new HttpHeaderResponse,\n // overriding the current parameters with new ones if given.\n return new HttpHeaderResponse({\n headers: update.headers || this.headers,\n status: update.status !== undefined ? update.status : this.status,\n statusText: update.statusText || this.statusText,\n url: update.url || this.url || undefined,\n });\n }\n}\n/**\n * A full HTTP response, including a typed response body (which may be `null`\n * if one was not returned).\n *\n * `HttpResponse` is a `HttpEvent` available on the response event\n * stream.\n *\n * @publicApi\n */\nclass HttpResponse extends HttpResponseBase {\n /**\n * Construct a new `HttpResponse`.\n */\n constructor(init = {}) {\n super(init);\n this.type = HttpEventType.Response;\n this.body = init.body !== undefined ? init.body : null;\n }\n clone(update = {}) {\n return new HttpResponse({\n body: (update.body !== undefined) ? update.body : this.body,\n headers: update.headers || this.headers,\n status: (update.status !== undefined) ? update.status : this.status,\n statusText: update.statusText || this.statusText,\n url: update.url || this.url || undefined,\n });\n }\n}\n/**\n * A response that represents an error or failure, either from a\n * non-successful HTTP status, an error while executing the request,\n * or some other failure which occurred during the parsing of the response.\n *\n * Any error returned on the `Observable` response stream will be\n * wrapped in an `HttpErrorResponse` to provide additional context about\n * the state of the HTTP layer when the error occurred. The error property\n * will contain either a wrapped Error object or the error response returned\n * from the server.\n *\n * @publicApi\n */\nclass HttpErrorResponse extends HttpResponseBase {\n constructor(init) {\n // Initialize with a default status of 0 / Unknown Error.\n super(init, 0, 'Unknown Error');\n this.name = 'HttpErrorResponse';\n /**\n * Errors are never okay, even when the status code is in the 2xx success range.\n */\n this.ok = false;\n // If the response was successful, then this was a parse error. Otherwise, it was\n // a protocol-level failure of some sort. Either the request failed in transit\n // or the server returned an unsuccessful status code.\n if (this.status >= 200 && this.status < 300) {\n this.message = `Http failure during parsing for ${init.url || '(unknown url)'}`;\n }\n else {\n this.message = `Http failure response for ${init.url || '(unknown url)'}: ${init.status} ${init.statusText}`;\n }\n this.error = init.error || null;\n }\n}\n\n/**\n * Constructs an instance of `HttpRequestOptions` from a source `HttpMethodOptions` and\n * the given `body`. This function clones the object and adds the body.\n *\n * Note that the `responseType` *options* value is a String that identifies the\n * single data type of the response.\n * A single overload version of the method handles each response type.\n * The value of `responseType` cannot be a union, as the combined signature could imply.\n *\n */\nfunction addBody(options, body) {\n return {\n body,\n headers: options.headers,\n context: options.context,\n observe: options.observe,\n params: options.params,\n reportProgress: options.reportProgress,\n responseType: options.responseType,\n withCredentials: options.withCredentials,\n };\n}\n/**\n * Performs HTTP requests.\n * This service is available as an injectable class, with methods to perform HTTP requests.\n * Each request method has multiple signatures, and the return type varies based on\n * the signature that is called (mainly the values of `observe` and `responseType`).\n *\n * Note that the `responseType` *options* value is a String that identifies the\n * single data type of the response.\n * A single overload version of the method handles each response type.\n * The value of `responseType` cannot be a union, as the combined signature could imply.\n\n *\n * @usageNotes\n * Sample HTTP requests for the [Tour of Heroes](/tutorial/tour-of-heroes/toh-pt0) application.\n *\n * ### HTTP Request Example\n *\n * ```\n * // GET heroes whose name contains search term\n * searchHeroes(term: string): observable{\n *\n * const params = new HttpParams({fromString: 'name=term'});\n * return this.httpClient.request('GET', this.heroesUrl, {responseType:'json', params});\n * }\n * ```\n *\n * Alternatively, the parameter string can be used without invoking HttpParams\n * by directly joining to the URL.\n * ```\n * this.httpClient.request('GET', this.heroesUrl + '?' + 'name=term', {responseType:'json'});\n * ```\n *\n *\n * ### JSONP Example\n * ```\n * requestJsonp(url, callback = 'callback') {\n * return this.httpClient.jsonp(this.heroesURL, callback);\n * }\n * ```\n *\n * ### PATCH Example\n * ```\n * // PATCH one of the heroes' name\n * patchHero (id: number, heroName: string): Observable<{}> {\n * const url = `${this.heroesUrl}/${id}`; // PATCH api/heroes/42\n * return this.httpClient.patch(url, {name: heroName}, httpOptions)\n * .pipe(catchError(this.handleError('patchHero')));\n * }\n * ```\n *\n * @see [HTTP Guide](guide/understanding-communicating-with-http)\n * @see [HTTP Request](api/common/http/HttpRequest)\n *\n * @publicApi\n */\nclass HttpClient {\n constructor(handler) {\n this.handler = handler;\n }\n /**\n * Constructs an observable for a generic HTTP request that, when subscribed,\n * fires the request through the chain of registered interceptors and on to the\n * server.\n *\n * You can pass an `HttpRequest` directly as the only parameter. In this case,\n * the call returns an observable of the raw `HttpEvent` stream.\n *\n * Alternatively you can pass an HTTP method as the first parameter,\n * a URL string as the second, and an options hash containing the request body as the third.\n * See `addBody()`. In this case, the specified `responseType` and `observe` options determine the\n * type of returned observable.\n * * The `responseType` value determines how a successful response body is parsed.\n * * If `responseType` is the default `json`, you can pass a type interface for the resulting\n * object as a type parameter to the call.\n *\n * The `observe` value determines the return type, according to what you are interested in\n * observing.\n * * An `observe` value of events returns an observable of the raw `HttpEvent` stream, including\n * progress events by default.\n * * An `observe` value of response returns an observable of `HttpResponse`,\n * where the `T` parameter depends on the `responseType` and any optionally provided type\n * parameter.\n * * An `observe` value of body returns an observable of `` with the same `T` body type.\n *\n */\n request(first, url, options = {}) {\n let req;\n // First, check whether the primary argument is an instance of `HttpRequest`.\n if (first instanceof HttpRequest) {\n // It is. The other arguments must be undefined (per the signatures) and can be\n // ignored.\n req = first;\n }\n else {\n // It's a string, so it represents a URL. Construct a request based on it,\n // and incorporate the remaining arguments (assuming `GET` unless a method is\n // provided.\n // Figure out the headers.\n let headers = undefined;\n if (options.headers instanceof HttpHeaders) {\n headers = options.headers;\n }\n else {\n headers = new HttpHeaders(options.headers);\n }\n // Sort out parameters.\n let params = undefined;\n if (!!options.params) {\n if (options.params instanceof HttpParams) {\n params = options.params;\n }\n else {\n params = new HttpParams({ fromObject: options.params });\n }\n }\n // Construct the request.\n req = new HttpRequest(first, url, (options.body !== undefined ? options.body : null), {\n headers,\n context: options.context,\n params,\n reportProgress: options.reportProgress,\n // By default, JSON is assumed to be returned for all calls.\n responseType: options.responseType || 'json',\n withCredentials: options.withCredentials,\n });\n }\n // Start with an Observable.of() the initial request, and run the handler (which\n // includes all interceptors) inside a concatMap(). This way, the handler runs\n // inside an Observable chain, which causes interceptors to be re-run on every\n // subscription (this also makes retries re-run the handler, including interceptors).\n const events$ = of(req).pipe(concatMap((req) => this.handler.handle(req)));\n // If coming via the API signature which accepts a previously constructed HttpRequest,\n // the only option is to get the event stream. Otherwise, return the event stream if\n // that is what was requested.\n if (first instanceof HttpRequest || options.observe === 'events') {\n return events$;\n }\n // The requested stream contains either the full response or the body. In either\n // case, the first step is to filter the event stream to extract a stream of\n // responses(s).\n const res$ = events$.pipe(filter((event) => event instanceof HttpResponse));\n // Decide which stream to return.\n switch (options.observe || 'body') {\n case 'body':\n // The requested stream is the body. Map the response stream to the response\n // body. This could be done more simply, but a misbehaving interceptor might\n // transform the response body into a different format and ignore the requested\n // responseType. Guard against this by validating that the response is of the\n // requested type.\n switch (req.responseType) {\n case 'arraybuffer':\n return res$.pipe(map((res) => {\n // Validate that the body is an ArrayBuffer.\n if (res.body !== null && !(res.body instanceof ArrayBuffer)) {\n throw new Error('Response is not an ArrayBuffer.');\n }\n return res.body;\n }));\n case 'blob':\n return res$.pipe(map((res) => {\n // Validate that the body is a Blob.\n if (res.body !== null && !(res.body instanceof Blob)) {\n throw new Error('Response is not a Blob.');\n }\n return res.body;\n }));\n case 'text':\n return res$.pipe(map((res) => {\n // Validate that the body is a string.\n if (res.body !== null && typeof res.body !== 'string') {\n throw new Error('Response is not a string.');\n }\n return res.body;\n }));\n case 'json':\n default:\n // No validation needed for JSON responses, as they can be of any type.\n return res$.pipe(map((res) => res.body));\n }\n case 'response':\n // The response stream was requested directly, so return it.\n return res$;\n default:\n // Guard against new future observe types being added.\n throw new Error(`Unreachable: unhandled observe type ${options.observe}}`);\n }\n }\n /**\n * Constructs an observable that, when subscribed, causes the configured\n * `DELETE` request to execute on the server. See the individual overloads for\n * details on the return type.\n *\n * @param url The endpoint URL.\n * @param options The HTTP options to send with the request.\n *\n */\n delete(url, options = {}) {\n return this.request('DELETE', url, options);\n }\n /**\n * Constructs an observable that, when subscribed, causes the configured\n * `GET` request to execute on the server. See the individual overloads for\n * details on the return type.\n */\n get(url, options = {}) {\n return this.request('GET', url, options);\n }\n /**\n * Constructs an observable that, when subscribed, causes the configured\n * `HEAD` request to execute on the server. The `HEAD` method returns\n * meta information about the resource without transferring the\n * resource itself. See the individual overloads for\n * details on the return type.\n */\n head(url, options = {}) {\n return this.request('HEAD', url, options);\n }\n /**\n * Constructs an `Observable` that, when subscribed, causes a request with the special method\n * `JSONP` to be dispatched via the interceptor pipeline.\n * The [JSONP pattern](https://en.wikipedia.org/wiki/JSONP) works around limitations of certain\n * API endpoints that don't support newer,\n * and preferable [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS) protocol.\n * JSONP treats the endpoint API as a JavaScript file and tricks the browser to process the\n * requests even if the API endpoint is not located on the same domain (origin) as the client-side\n * application making the request.\n * The endpoint API must support JSONP callback for JSONP requests to work.\n * The resource API returns the JSON response wrapped in a callback function.\n * You can pass the callback function name as one of the query parameters.\n * Note that JSONP requests can only be used with `GET` requests.\n *\n * @param url The resource URL.\n * @param callbackParam The callback function name.\n *\n */\n jsonp(url, callbackParam) {\n return this.request('JSONP', url, {\n params: new HttpParams().append(callbackParam, 'JSONP_CALLBACK'),\n observe: 'body',\n responseType: 'json',\n });\n }\n /**\n * Constructs an `Observable` that, when subscribed, causes the configured\n * `OPTIONS` request to execute on the server. This method allows the client\n * to determine the supported HTTP methods and other capabilities of an endpoint,\n * without implying a resource action. See the individual overloads for\n * details on the return type.\n */\n options(url, options = {}) {\n return this.request('OPTIONS', url, options);\n }\n /**\n * Constructs an observable that, when subscribed, causes the configured\n * `PATCH` request to execute on the server. See the individual overloads for\n * details on the return type.\n */\n patch(url, body, options = {}) {\n return this.request('PATCH', url, addBody(options, body));\n }\n /**\n * Constructs an observable that, when subscribed, causes the configured\n * `POST` request to execute on the server. The server responds with the location of\n * the replaced resource. See the individual overloads for\n * details on the return type.\n */\n post(url, body, options = {}) {\n return this.request('POST', url, addBody(options, body));\n }\n /**\n * Constructs an observable that, when subscribed, causes the configured\n * `PUT` request to execute on the server. The `PUT` method replaces an existing resource\n * with a new set of values.\n * See the individual overloads for details on the return type.\n */\n put(url, body, options = {}) {\n return this.request('PUT', url, addBody(options, body));\n }\n static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: \"12.0.0\", version: \"16.2.12\", ngImport: i0, type: HttpClient, deps: [{ token: HttpHandler }], target: i0.ɵɵFactoryTarget.Injectable }); }\n static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: \"12.0.0\", version: \"16.2.12\", ngImport: i0, type: HttpClient }); }\n}\ni0.ɵɵngDeclareClassMetadata({ minVersion: \"12.0.0\", version: \"16.2.12\", ngImport: i0, type: HttpClient, decorators: [{\n type: Injectable\n }], ctorParameters: function () { return [{ type: HttpHandler }]; } });\n\nconst XSSI_PREFIX$1 = /^\\)\\]\\}',?\\n/;\nconst REQUEST_URL_HEADER = `X-Request-URL`;\n/**\n * Determine an appropriate URL for the response, by checking either\n * response url or the X-Request-URL header.\n */\nfunction getResponseUrl$1(response) {\n if (response.url) {\n return response.url;\n }\n // stored as lowercase in the map\n const xRequestUrl = REQUEST_URL_HEADER.toLocaleLowerCase();\n return response.headers.get(xRequestUrl);\n}\n/**\n * Uses `fetch` to send requests to a backend server.\n *\n * This `FetchBackend` requires the support of the\n * [Fetch API](https://developer.mozilla.org/en-US/docs/Web/API/Fetch_API) which is available on all\n * supported browsers and on Node.js v18 or later.\n *\n * @see {@link HttpHandler}\n *\n * @publicApi\n * @developerPreview\n */\nclass FetchBackend {\n constructor() {\n // We need to bind the native fetch to its context or it will throw an \"illegal invocation\"\n this.fetchImpl = inject(FetchFactory, { optional: true })?.fetch ?? fetch.bind(globalThis);\n this.ngZone = inject(NgZone);\n }\n handle(request) {\n return new Observable(observer => {\n const aborter = new AbortController();\n this.doRequest(request, aborter.signal, observer)\n .then(noop, error => observer.error(new HttpErrorResponse({ error })));\n return () => aborter.abort();\n });\n }\n async doRequest(request, signal, observer) {\n const init = this.createRequestInit(request);\n let response;\n try {\n const fetchPromise = this.fetchImpl(request.urlWithParams, { signal, ...init });\n // Make sure Zone.js doesn't trigger false-positive unhandled promise\n // error in case the Promise is rejected synchronously. See function\n // description for additional information.\n silenceSuperfluousUnhandledPromiseRejection(fetchPromise);\n // Send the `Sent` event before awaiting the response.\n observer.next({ type: HttpEventType.Sent });\n response = await fetchPromise;\n }\n catch (error) {\n observer.error(new HttpErrorResponse({\n error,\n status: error.status ?? 0,\n statusText: error.statusText,\n url: request.urlWithParams,\n headers: error.headers,\n }));\n return;\n }\n const headers = new HttpHeaders(response.headers);\n const statusText = response.statusText;\n const url = getResponseUrl$1(response) ?? request.urlWithParams;\n let status = response.status;\n let body = null;\n if (request.reportProgress) {\n observer.next(new HttpHeaderResponse({ headers, status, statusText, url }));\n }\n if (response.body) {\n // Read Progress\n const contentLength = response.headers.get('content-length');\n const chunks = [];\n const reader = response.body.getReader();\n let receivedLength = 0;\n let decoder;\n let partialText;\n // We have to check whether the Zone is defined in the global scope because this may be called\n // when the zone is nooped.\n const reqZone = typeof Zone !== 'undefined' && Zone.current;\n // Perform response processing outside of Angular zone to\n // ensure no excessive change detection runs are executed\n // Here calling the async ReadableStreamDefaultReader.read() is responsible for triggering CD\n await this.ngZone.runOutsideAngular(async () => {\n while (true) {\n const { done, value } = await reader.read();\n if (done) {\n break;\n }\n chunks.push(value);\n receivedLength += value.length;\n if (request.reportProgress) {\n partialText = request.responseType === 'text' ?\n (partialText ?? '') + (decoder ??= new TextDecoder).decode(value, { stream: true }) :\n undefined;\n const reportProgress = () => observer.next({\n type: HttpEventType.DownloadProgress,\n total: contentLength ? +contentLength : undefined,\n loaded: receivedLength,\n partialText,\n });\n reqZone ? reqZone.run(reportProgress) : reportProgress();\n }\n }\n });\n // Combine all chunks.\n const chunksAll = this.concatChunks(chunks, receivedLength);\n try {\n body = this.parseBody(request, chunksAll);\n }\n catch (error) {\n // Body loading or parsing failed\n observer.error(new HttpErrorResponse({\n error,\n headers: new HttpHeaders(response.headers),\n status: response.status,\n statusText: response.statusText,\n url: getResponseUrl$1(response) ?? request.urlWithParams,\n }));\n return;\n }\n }\n // Same behavior as the XhrBackend\n if (status === 0) {\n status = body ? 200 /* HttpStatusCode.Ok */ : 0;\n }\n // ok determines whether the response will be transmitted on the event or\n // error channel. Unsuccessful status codes (not 2xx) will always be errors,\n // but a successful status code can still result in an error if the user\n // asked for JSON data and the body cannot be parsed as such.\n const ok = status >= 200 && status < 300;\n if (ok) {\n observer.next(new HttpResponse({\n body,\n headers,\n status,\n statusText,\n url,\n }));\n // The full body has been received and delivered, no further events\n // are possible. This request is complete.\n observer.complete();\n }\n else {\n observer.error(new HttpErrorResponse({\n error: body,\n headers,\n status,\n statusText,\n url,\n }));\n }\n }\n parseBody(request, binContent) {\n switch (request.responseType) {\n case 'json':\n // stripping the XSSI when present\n const text = new TextDecoder().decode(binContent).replace(XSSI_PREFIX$1, '');\n return text === '' ? null : JSON.parse(text);\n case 'text':\n return new TextDecoder().decode(binContent);\n case 'blob':\n return new Blob([binContent]);\n case 'arraybuffer':\n return binContent.buffer;\n }\n }\n createRequestInit(req) {\n // We could share some of this logic with the XhrBackend\n const headers = {};\n const credentials = req.withCredentials ? 'include' : undefined;\n // Setting all the requested headers.\n req.headers.forEach((name, values) => (headers[name] = values.join(',')));\n // Add an Accept header if one isn't present already.\n headers['Accept'] ??= 'application/json, text/plain, */*';\n // Auto-detect the Content-Type header if one isn't present already.\n if (!headers['Content-Type']) {\n const detectedType = req.detectContentTypeHeader();\n // Sometimes Content-Type detection fails.\n if (detectedType !== null) {\n headers['Content-Type'] = detectedType;\n }\n }\n return {\n body: req.serializeBody(),\n method: req.method,\n headers,\n credentials,\n };\n }\n concatChunks(chunks, totalLength) {\n const chunksAll = new Uint8Array(totalLength);\n let position = 0;\n for (const chunk of chunks) {\n chunksAll.set(chunk, position);\n position += chunk.length;\n }\n return chunksAll;\n }\n static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: \"12.0.0\", version: \"16.2.12\", ngImport: i0, type: FetchBackend, deps: [], target: i0.ɵɵFactoryTarget.Injectable }); }\n static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: \"12.0.0\", version: \"16.2.12\", ngImport: i0, type: FetchBackend }); }\n}\ni0.ɵɵngDeclareClassMetadata({ minVersion: \"12.0.0\", version: \"16.2.12\", ngImport: i0, type: FetchBackend, decorators: [{\n type: Injectable\n }] });\n/**\n * Abstract class to provide a mocked implementation of `fetch()`\n */\nclass FetchFactory {\n}\nfunction noop() { }\n/**\n * Zone.js treats a rejected promise that has not yet been awaited\n * as an unhandled error. This function adds a noop `.then` to make\n * sure that Zone.js doesn't throw an error if the Promise is rejected\n * synchronously.\n */\nfunction silenceSuperfluousUnhandledPromiseRejection(promise) {\n promise.then(noop, noop);\n}\n\nfunction interceptorChainEndFn(req, finalHandlerFn) {\n return finalHandlerFn(req);\n}\n/**\n * Constructs a `ChainedInterceptorFn` which adapts a legacy `HttpInterceptor` to the\n * `ChainedInterceptorFn` interface.\n */\nfunction adaptLegacyInterceptorToChain(chainTailFn, interceptor) {\n return (initialRequest, finalHandlerFn) => interceptor.intercept(initialRequest, {\n handle: (downstreamRequest) => chainTailFn(downstreamRequest, finalHandlerFn),\n });\n}\n/**\n * Constructs a `ChainedInterceptorFn` which wraps and invokes a functional interceptor in the given\n * injector.\n */\nfunction chainedInterceptorFn(chainTailFn, interceptorFn, injector) {\n // clang-format off\n return (initialRequest, finalHandlerFn) => injector.runInContext(() => interceptorFn(initialRequest, downstreamRequest => chainTailFn(downstreamRequest, finalHandlerFn)));\n // clang-format on\n}\n/**\n * A multi-provider token that represents the array of registered\n * `HttpInterceptor` objects.\n *\n * @publicApi\n */\nconst HTTP_INTERCEPTORS = new InjectionToken(ngDevMode ? 'HTTP_INTERCEPTORS' : '');\n/**\n * A multi-provided token of `HttpInterceptorFn`s.\n */\nconst HTTP_INTERCEPTOR_FNS = new InjectionToken(ngDevMode ? 'HTTP_INTERCEPTOR_FNS' : '');\n/**\n * A multi-provided token of `HttpInterceptorFn`s that are only set in root.\n */\nconst HTTP_ROOT_INTERCEPTOR_FNS = new InjectionToken(ngDevMode ? 'HTTP_ROOT_INTERCEPTOR_FNS' : '');\n/**\n * Creates an `HttpInterceptorFn` which lazily initializes an interceptor chain from the legacy\n * class-based interceptors and runs the request through it.\n */\nfunction legacyInterceptorFnFactory() {\n let chain = null;\n return (req, handler) => {\n if (chain === null) {\n const interceptors = inject(HTTP_INTERCEPTORS, { optional: true }) ?? [];\n // Note: interceptors are wrapped right-to-left so that final execution order is\n // left-to-right. That is, if `interceptors` is the array `[a, b, c]`, we want to\n // produce a chain that is conceptually `c(b(a(end)))`, which we build from the inside\n // out.\n chain = interceptors.reduceRight(adaptLegacyInterceptorToChain, interceptorChainEndFn);\n }\n const pendingTasks = inject(ɵInitialRenderPendingTasks);\n const taskId = pendingTasks.add();\n return chain(req, handler).pipe(finalize(() => pendingTasks.remove(taskId)));\n };\n}\nclass HttpInterceptorHandler extends HttpHandler {\n constructor(backend, injector) {\n super();\n this.backend = backend;\n this.injector = injector;\n this.chain = null;\n this.pendingTasks = inject(ɵInitialRenderPendingTasks);\n }\n handle(initialRequest) {\n if (this.chain === null) {\n const dedupedInterceptorFns = Array.from(new Set([\n ...this.injector.get(HTTP_INTERCEPTOR_FNS),\n ...this.injector.get(HTTP_ROOT_INTERCEPTOR_FNS, []),\n ]));\n // Note: interceptors are wrapped right-to-left so that final execution order is\n // left-to-right. That is, if `dedupedInterceptorFns` is the array `[a, b, c]`, we want to\n // produce a chain that is conceptually `c(b(a(end)))`, which we build from the inside\n // out.\n this.chain = dedupedInterceptorFns.reduceRight((nextSequencedFn, interceptorFn) => chainedInterceptorFn(nextSequencedFn, interceptorFn, this.injector), interceptorChainEndFn);\n }\n const taskId = this.pendingTasks.add();\n return this.chain(initialRequest, downstreamRequest => this.backend.handle(downstreamRequest))\n .pipe(finalize(() => this.pendingTasks.remove(taskId)));\n }\n static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: \"12.0.0\", version: \"16.2.12\", ngImport: i0, type: HttpInterceptorHandler, deps: [{ token: HttpBackend }, { token: i0.EnvironmentInjector }], target: i0.ɵɵFactoryTarget.Injectable }); }\n static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: \"12.0.0\", version: \"16.2.12\", ngImport: i0, type: HttpInterceptorHandler }); }\n}\ni0.ɵɵngDeclareClassMetadata({ minVersion: \"12.0.0\", version: \"16.2.12\", ngImport: i0, type: HttpInterceptorHandler, decorators: [{\n type: Injectable\n }], ctorParameters: function () { return [{ type: HttpBackend }, { type: i0.EnvironmentInjector }]; } });\n\n// Every request made through JSONP needs a callback name that's unique across the\n// whole page. Each request is assigned an id and the callback name is constructed\n// from that. The next id to be assigned is tracked in a global variable here that\n// is shared among all applications on the page.\nlet nextRequestId = 0;\n/**\n * When a pending