diff --git a/src/widgets/topic-desc-edit.jsx b/src/widgets/topic-desc-edit.jsx
index 67d87897..aee49a38 100644
--- a/src/widgets/topic-desc-edit.jsx
+++ b/src/widgets/topic-desc-edit.jsx
@@ -380,7 +380,7 @@ class TopicDescEdit extends React.Component {
: null
}
- {editable ?
+ {editable && !this.state.isMe ?
<>
{\n if (isVersionServiceProvider(provider)) {\n const service = provider.getImmediate();\n return `${service.library}/${service.version}`;\n }\n else {\n return null;\n }\n })\n .filter(logString => logString)\n .join(' ');\n }\n}\n/**\n *\n * @param provider check if this provider provides a VersionService\n *\n * NOTE: Using Provider<'app-version'> is a hack to indicate that the provider\n * provides VersionService. The provider is not necessarily a 'app-version'\n * provider.\n */\nfunction isVersionServiceProvider(provider) {\n const component = provider.getComponent();\n return (component === null || component === void 0 ? void 0 : component.type) === \"VERSION\" /* ComponentType.VERSION */;\n}\n\nconst name$q = \"@firebase/app\";\nconst version$1 = \"0.11.5\";\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nconst logger = new Logger('@firebase/app');\n\nconst name$p = \"@firebase/app-compat\";\n\nconst name$o = \"@firebase/analytics-compat\";\n\nconst name$n = \"@firebase/analytics\";\n\nconst name$m = \"@firebase/app-check-compat\";\n\nconst name$l = \"@firebase/app-check\";\n\nconst name$k = \"@firebase/auth\";\n\nconst name$j = \"@firebase/auth-compat\";\n\nconst name$i = \"@firebase/database\";\n\nconst name$h = \"@firebase/data-connect\";\n\nconst name$g = \"@firebase/database-compat\";\n\nconst name$f = \"@firebase/functions\";\n\nconst name$e = \"@firebase/functions-compat\";\n\nconst name$d = \"@firebase/installations\";\n\nconst name$c = \"@firebase/installations-compat\";\n\nconst name$b = \"@firebase/messaging\";\n\nconst name$a = \"@firebase/messaging-compat\";\n\nconst name$9 = \"@firebase/performance\";\n\nconst name$8 = \"@firebase/performance-compat\";\n\nconst name$7 = \"@firebase/remote-config\";\n\nconst name$6 = \"@firebase/remote-config-compat\";\n\nconst name$5 = \"@firebase/storage\";\n\nconst name$4 = \"@firebase/storage-compat\";\n\nconst name$3 = \"@firebase/firestore\";\n\nconst name$2 = \"@firebase/vertexai\";\n\nconst name$1 = \"@firebase/firestore-compat\";\n\nconst name = \"firebase\";\nconst version = \"11.6.1\";\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * The default app name\n *\n * @internal\n */\nconst DEFAULT_ENTRY_NAME = '[DEFAULT]';\nconst PLATFORM_LOG_STRING = {\n [name$q]: 'fire-core',\n [name$p]: 'fire-core-compat',\n [name$n]: 'fire-analytics',\n [name$o]: 'fire-analytics-compat',\n [name$l]: 'fire-app-check',\n [name$m]: 'fire-app-check-compat',\n [name$k]: 'fire-auth',\n [name$j]: 'fire-auth-compat',\n [name$i]: 'fire-rtdb',\n [name$h]: 'fire-data-connect',\n [name$g]: 'fire-rtdb-compat',\n [name$f]: 'fire-fn',\n [name$e]: 'fire-fn-compat',\n [name$d]: 'fire-iid',\n [name$c]: 'fire-iid-compat',\n [name$b]: 'fire-fcm',\n [name$a]: 'fire-fcm-compat',\n [name$9]: 'fire-perf',\n [name$8]: 'fire-perf-compat',\n [name$7]: 'fire-rc',\n [name$6]: 'fire-rc-compat',\n [name$5]: 'fire-gcs',\n [name$4]: 'fire-gcs-compat',\n [name$3]: 'fire-fst',\n [name$1]: 'fire-fst-compat',\n [name$2]: 'fire-vertex',\n 'fire-js': 'fire-js', // Platform identifier for JS SDK.\n [name]: 'fire-js-all'\n};\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * @internal\n */\nconst _apps = new Map();\n/**\n * @internal\n */\nconst _serverApps = new Map();\n/**\n * Registered components.\n *\n * @internal\n */\n// eslint-disable-next-line @typescript-eslint/no-explicit-any\nconst _components = new Map();\n/**\n * @param component - the component being added to this app's container\n *\n * @internal\n */\nfunction _addComponent(app, component) {\n try {\n app.container.addComponent(component);\n }\n catch (e) {\n logger.debug(`Component ${component.name} failed to register with FirebaseApp ${app.name}`, e);\n }\n}\n/**\n *\n * @internal\n */\nfunction _addOrOverwriteComponent(app, component) {\n app.container.addOrOverwriteComponent(component);\n}\n/**\n *\n * @param component - the component to register\n * @returns whether or not the component is registered successfully\n *\n * @internal\n */\nfunction _registerComponent(component) {\n const componentName = component.name;\n if (_components.has(componentName)) {\n logger.debug(`There were multiple attempts to register component ${componentName}.`);\n return false;\n }\n _components.set(componentName, component);\n // add the component to existing app instances\n for (const app of _apps.values()) {\n _addComponent(app, component);\n }\n for (const serverApp of _serverApps.values()) {\n _addComponent(serverApp, component);\n }\n return true;\n}\n/**\n *\n * @param app - FirebaseApp instance\n * @param name - service name\n *\n * @returns the provider for the service with the matching name\n *\n * @internal\n */\nfunction _getProvider(app, name) {\n const heartbeatController = app.container\n .getProvider('heartbeat')\n .getImmediate({ optional: true });\n if (heartbeatController) {\n void heartbeatController.triggerHeartbeat();\n }\n return app.container.getProvider(name);\n}\n/**\n *\n * @param app - FirebaseApp instance\n * @param name - service name\n * @param instanceIdentifier - service instance identifier in case the service supports multiple instances\n *\n * @internal\n */\nfunction _removeServiceInstance(app, name, instanceIdentifier = DEFAULT_ENTRY_NAME) {\n _getProvider(app, name).clearInstance(instanceIdentifier);\n}\n/**\n *\n * @param obj - an object of type FirebaseApp or FirebaseOptions.\n *\n * @returns true if the provide object is of type FirebaseApp.\n *\n * @internal\n */\nfunction _isFirebaseApp(obj) {\n return obj.options !== undefined;\n}\n/**\n *\n * @param obj - an object of type FirebaseApp.\n *\n * @returns true if the provided object is of type FirebaseServerAppImpl.\n *\n * @internal\n */\nfunction _isFirebaseServerApp(obj) {\n if (obj === null || obj === undefined) {\n return false;\n }\n return obj.settings !== undefined;\n}\n/**\n * Test only\n *\n * @internal\n */\nfunction _clearComponents() {\n _components.clear();\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nconst ERRORS = {\n [\"no-app\" /* AppError.NO_APP */]: \"No Firebase App '{$appName}' has been created - \" +\n 'call initializeApp() first',\n [\"bad-app-name\" /* AppError.BAD_APP_NAME */]: \"Illegal App name: '{$appName}'\",\n [\"duplicate-app\" /* AppError.DUPLICATE_APP */]: \"Firebase App named '{$appName}' already exists with different options or config\",\n [\"app-deleted\" /* AppError.APP_DELETED */]: \"Firebase App named '{$appName}' already deleted\",\n [\"server-app-deleted\" /* AppError.SERVER_APP_DELETED */]: 'Firebase Server App has been deleted',\n [\"no-options\" /* AppError.NO_OPTIONS */]: 'Need to provide options, when not being deployed to hosting via source.',\n [\"invalid-app-argument\" /* AppError.INVALID_APP_ARGUMENT */]: 'firebase.{$appName}() takes either no argument or a ' +\n 'Firebase App instance.',\n [\"invalid-log-argument\" /* AppError.INVALID_LOG_ARGUMENT */]: 'First argument to `onLog` must be null or a function.',\n [\"idb-open\" /* AppError.IDB_OPEN */]: 'Error thrown when opening IndexedDB. Original error: {$originalErrorMessage}.',\n [\"idb-get\" /* AppError.IDB_GET */]: 'Error thrown when reading from IndexedDB. Original error: {$originalErrorMessage}.',\n [\"idb-set\" /* AppError.IDB_WRITE */]: 'Error thrown when writing to IndexedDB. Original error: {$originalErrorMessage}.',\n [\"idb-delete\" /* AppError.IDB_DELETE */]: 'Error thrown when deleting from IndexedDB. Original error: {$originalErrorMessage}.',\n [\"finalization-registry-not-supported\" /* AppError.FINALIZATION_REGISTRY_NOT_SUPPORTED */]: 'FirebaseServerApp deleteOnDeref field defined but the JS runtime does not support FinalizationRegistry.',\n [\"invalid-server-app-environment\" /* AppError.INVALID_SERVER_APP_ENVIRONMENT */]: 'FirebaseServerApp is not for use in browser environments.'\n};\nconst ERROR_FACTORY = new ErrorFactory('app', 'Firebase', ERRORS);\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nclass FirebaseAppImpl {\n constructor(options, config, container) {\n this._isDeleted = false;\n this._options = Object.assign({}, options);\n this._config = Object.assign({}, config);\n this._name = config.name;\n this._automaticDataCollectionEnabled =\n config.automaticDataCollectionEnabled;\n this._container = container;\n this.container.addComponent(new Component('app', () => this, \"PUBLIC\" /* ComponentType.PUBLIC */));\n }\n get automaticDataCollectionEnabled() {\n this.checkDestroyed();\n return this._automaticDataCollectionEnabled;\n }\n set automaticDataCollectionEnabled(val) {\n this.checkDestroyed();\n this._automaticDataCollectionEnabled = val;\n }\n get name() {\n this.checkDestroyed();\n return this._name;\n }\n get options() {\n this.checkDestroyed();\n return this._options;\n }\n get config() {\n this.checkDestroyed();\n return this._config;\n }\n get container() {\n return this._container;\n }\n get isDeleted() {\n return this._isDeleted;\n }\n set isDeleted(val) {\n this._isDeleted = val;\n }\n /**\n * This function will throw an Error if the App has already been deleted -\n * use before performing API actions on the App.\n */\n checkDestroyed() {\n if (this.isDeleted) {\n throw ERROR_FACTORY.create(\"app-deleted\" /* AppError.APP_DELETED */, { appName: this._name });\n }\n }\n}\n\n/**\n * @license\n * Copyright 2023 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n// Parse the token and check to see if the `exp` claim is in the future.\n// Reports an error to the console if the token or claim could not be parsed, or if `exp` is in\n// the past.\nfunction validateTokenTTL(base64Token, tokenName) {\n const secondPart = base64Decode(base64Token.split('.')[1]);\n if (secondPart === null) {\n console.error(`FirebaseServerApp ${tokenName} is invalid: second part could not be parsed.`);\n return;\n }\n const expClaim = JSON.parse(secondPart).exp;\n if (expClaim === undefined) {\n console.error(`FirebaseServerApp ${tokenName} is invalid: expiration claim could not be parsed`);\n return;\n }\n const exp = JSON.parse(secondPart).exp * 1000;\n const now = new Date().getTime();\n const diff = exp - now;\n if (diff <= 0) {\n console.error(`FirebaseServerApp ${tokenName} is invalid: the token has expired.`);\n }\n}\nclass FirebaseServerAppImpl extends FirebaseAppImpl {\n constructor(options, serverConfig, name, container) {\n // Build configuration parameters for the FirebaseAppImpl base class.\n const automaticDataCollectionEnabled = serverConfig.automaticDataCollectionEnabled !== undefined\n ? serverConfig.automaticDataCollectionEnabled\n : false;\n // Create the FirebaseAppSettings object for the FirebaseAppImp constructor.\n const config = {\n name,\n automaticDataCollectionEnabled\n };\n if (options.apiKey !== undefined) {\n // Construct the parent FirebaseAppImp object.\n super(options, config, container);\n }\n else {\n const appImpl = options;\n super(appImpl.options, config, container);\n }\n // Now construct the data for the FirebaseServerAppImpl.\n this._serverConfig = Object.assign({ automaticDataCollectionEnabled }, serverConfig);\n // Ensure that the current time is within the `authIdtoken` window of validity.\n if (this._serverConfig.authIdToken) {\n validateTokenTTL(this._serverConfig.authIdToken, 'authIdToken');\n }\n // Ensure that the current time is within the `appCheckToken` window of validity.\n if (this._serverConfig.appCheckToken) {\n validateTokenTTL(this._serverConfig.appCheckToken, 'appCheckToken');\n }\n this._finalizationRegistry = null;\n if (typeof FinalizationRegistry !== 'undefined') {\n this._finalizationRegistry = new FinalizationRegistry(() => {\n this.automaticCleanup();\n });\n }\n this._refCount = 0;\n this.incRefCount(this._serverConfig.releaseOnDeref);\n // Do not retain a hard reference to the dref object, otherwise the FinalizationRegistry\n // will never trigger.\n this._serverConfig.releaseOnDeref = undefined;\n serverConfig.releaseOnDeref = undefined;\n registerVersion(name$q, version$1, 'serverapp');\n }\n toJSON() {\n return undefined;\n }\n get refCount() {\n return this._refCount;\n }\n // Increment the reference count of this server app. If an object is provided, register it\n // with the finalization registry.\n incRefCount(obj) {\n if (this.isDeleted) {\n return;\n }\n this._refCount++;\n if (obj !== undefined && this._finalizationRegistry !== null) {\n this._finalizationRegistry.register(obj, this);\n }\n }\n // Decrement the reference count.\n decRefCount() {\n if (this.isDeleted) {\n return 0;\n }\n return --this._refCount;\n }\n // Invoked by the FinalizationRegistry callback to note that this app should go through its\n // reference counts and delete itself if no reference count remain. The coordinating logic that\n // handles this is in deleteApp(...).\n automaticCleanup() {\n void deleteApp(this);\n }\n get settings() {\n this.checkDestroyed();\n return this._serverConfig;\n }\n /**\n * This function will throw an Error if the App has already been deleted -\n * use before performing API actions on the App.\n */\n checkDestroyed() {\n if (this.isDeleted) {\n throw ERROR_FACTORY.create(\"server-app-deleted\" /* AppError.SERVER_APP_DELETED */);\n }\n }\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * The current SDK version.\n *\n * @public\n */\nconst SDK_VERSION = version;\nfunction initializeApp(_options, rawConfig = {}) {\n let options = _options;\n if (typeof rawConfig !== 'object') {\n const name = rawConfig;\n rawConfig = { name };\n }\n const config = Object.assign({ name: DEFAULT_ENTRY_NAME, automaticDataCollectionEnabled: false }, rawConfig);\n const name = config.name;\n if (typeof name !== 'string' || !name) {\n throw ERROR_FACTORY.create(\"bad-app-name\" /* AppError.BAD_APP_NAME */, {\n appName: String(name)\n });\n }\n options || (options = getDefaultAppConfig());\n if (!options) {\n throw ERROR_FACTORY.create(\"no-options\" /* AppError.NO_OPTIONS */);\n }\n const existingApp = _apps.get(name);\n if (existingApp) {\n // return the existing app if options and config deep equal the ones in the existing app.\n if (deepEqual(options, existingApp.options) &&\n deepEqual(config, existingApp.config)) {\n return existingApp;\n }\n else {\n throw ERROR_FACTORY.create(\"duplicate-app\" /* AppError.DUPLICATE_APP */, { appName: name });\n }\n }\n const container = new ComponentContainer(name);\n for (const component of _components.values()) {\n container.addComponent(component);\n }\n const newApp = new FirebaseAppImpl(options, config, container);\n _apps.set(name, newApp);\n return newApp;\n}\nfunction initializeServerApp(_options, _serverAppConfig) {\n if (isBrowser() && !isWebWorker()) {\n // FirebaseServerApp isn't designed to be run in browsers.\n throw ERROR_FACTORY.create(\"invalid-server-app-environment\" /* AppError.INVALID_SERVER_APP_ENVIRONMENT */);\n }\n if (_serverAppConfig.automaticDataCollectionEnabled === undefined) {\n _serverAppConfig.automaticDataCollectionEnabled = false;\n }\n let appOptions;\n if (_isFirebaseApp(_options)) {\n appOptions = _options.options;\n }\n else {\n appOptions = _options;\n }\n // Build an app name based on a hash of the configuration options.\n const nameObj = Object.assign(Object.assign({}, _serverAppConfig), appOptions);\n // However, Do not mangle the name based on releaseOnDeref, since it will vary between the\n // construction of FirebaseServerApp instances. For example, if the object is the request headers.\n if (nameObj.releaseOnDeref !== undefined) {\n delete nameObj.releaseOnDeref;\n }\n const hashCode = (s) => {\n return [...s].reduce((hash, c) => (Math.imul(31, hash) + c.charCodeAt(0)) | 0, 0);\n };\n if (_serverAppConfig.releaseOnDeref !== undefined) {\n if (typeof FinalizationRegistry === 'undefined') {\n throw ERROR_FACTORY.create(\"finalization-registry-not-supported\" /* AppError.FINALIZATION_REGISTRY_NOT_SUPPORTED */, {});\n }\n }\n const nameString = '' + hashCode(JSON.stringify(nameObj));\n const existingApp = _serverApps.get(nameString);\n if (existingApp) {\n existingApp.incRefCount(_serverAppConfig.releaseOnDeref);\n return existingApp;\n }\n const container = new ComponentContainer(nameString);\n for (const component of _components.values()) {\n container.addComponent(component);\n }\n const newApp = new FirebaseServerAppImpl(appOptions, _serverAppConfig, nameString, container);\n _serverApps.set(nameString, newApp);\n return newApp;\n}\n/**\n * Retrieves a {@link @firebase/app#FirebaseApp} instance.\n *\n * When called with no arguments, the default app is returned. When an app name\n * is provided, the app corresponding to that name is returned.\n *\n * An exception is thrown if the app being retrieved has not yet been\n * initialized.\n *\n * @example\n * ```javascript\n * // Return the default app\n * const app = getApp();\n * ```\n *\n * @example\n * ```javascript\n * // Return a named app\n * const otherApp = getApp(\"otherApp\");\n * ```\n *\n * @param name - Optional name of the app to return. If no name is\n * provided, the default is `\"[DEFAULT]\"`.\n *\n * @returns The app corresponding to the provided app name.\n * If no app name is provided, the default app is returned.\n *\n * @public\n */\nfunction getApp(name = DEFAULT_ENTRY_NAME) {\n const app = _apps.get(name);\n if (!app && name === DEFAULT_ENTRY_NAME && getDefaultAppConfig()) {\n return initializeApp();\n }\n if (!app) {\n throw ERROR_FACTORY.create(\"no-app\" /* AppError.NO_APP */, { appName: name });\n }\n return app;\n}\n/**\n * A (read-only) array of all initialized apps.\n * @public\n */\nfunction getApps() {\n return Array.from(_apps.values());\n}\n/**\n * Renders this app unusable and frees the resources of all associated\n * services.\n *\n * @example\n * ```javascript\n * deleteApp(app)\n * .then(function() {\n * console.log(\"App deleted successfully\");\n * })\n * .catch(function(error) {\n * console.log(\"Error deleting app:\", error);\n * });\n * ```\n *\n * @public\n */\nasync function deleteApp(app) {\n let cleanupProviders = false;\n const name = app.name;\n if (_apps.has(name)) {\n cleanupProviders = true;\n _apps.delete(name);\n }\n else if (_serverApps.has(name)) {\n const firebaseServerApp = app;\n if (firebaseServerApp.decRefCount() <= 0) {\n _serverApps.delete(name);\n cleanupProviders = true;\n }\n }\n if (cleanupProviders) {\n await Promise.all(app.container\n .getProviders()\n .map(provider => provider.delete()));\n app.isDeleted = true;\n }\n}\n/**\n * Registers a library's name and version for platform logging purposes.\n * @param library - Name of 1p or 3p library (e.g. firestore, angularfire)\n * @param version - Current version of that library.\n * @param variant - Bundle variant, e.g., node, rn, etc.\n *\n * @public\n */\nfunction registerVersion(libraryKeyOrName, version, variant) {\n var _a;\n // TODO: We can use this check to whitelist strings when/if we set up\n // a good whitelist system.\n let library = (_a = PLATFORM_LOG_STRING[libraryKeyOrName]) !== null && _a !== void 0 ? _a : libraryKeyOrName;\n if (variant) {\n library += `-${variant}`;\n }\n const libraryMismatch = library.match(/\\s|\\//);\n const versionMismatch = version.match(/\\s|\\//);\n if (libraryMismatch || versionMismatch) {\n const warning = [\n `Unable to register library \"${library}\" with version \"${version}\":`\n ];\n if (libraryMismatch) {\n warning.push(`library name \"${library}\" contains illegal characters (whitespace or \"/\")`);\n }\n if (libraryMismatch && versionMismatch) {\n warning.push('and');\n }\n if (versionMismatch) {\n warning.push(`version name \"${version}\" contains illegal characters (whitespace or \"/\")`);\n }\n logger.warn(warning.join(' '));\n return;\n }\n _registerComponent(new Component(`${library}-version`, () => ({ library, version }), \"VERSION\" /* ComponentType.VERSION */));\n}\n/**\n * Sets log handler for all Firebase SDKs.\n * @param logCallback - An optional custom log handler that executes user code whenever\n * the Firebase SDK makes a logging call.\n *\n * @public\n */\nfunction onLog(logCallback, options) {\n if (logCallback !== null && typeof logCallback !== 'function') {\n throw ERROR_FACTORY.create(\"invalid-log-argument\" /* AppError.INVALID_LOG_ARGUMENT */);\n }\n setUserLogHandler(logCallback, options);\n}\n/**\n * Sets log level for all Firebase SDKs.\n *\n * All of the log types above the current log level are captured (i.e. if\n * you set the log level to `info`, errors are logged, but `debug` and\n * `verbose` logs are not).\n *\n * @public\n */\nfunction setLogLevel(logLevel) {\n setLogLevel$1(logLevel);\n}\n\n/**\n * @license\n * Copyright 2021 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nconst DB_NAME = 'firebase-heartbeat-database';\nconst DB_VERSION = 1;\nconst STORE_NAME = 'firebase-heartbeat-store';\nlet dbPromise = null;\nfunction getDbPromise() {\n if (!dbPromise) {\n dbPromise = openDB(DB_NAME, DB_VERSION, {\n upgrade: (db, oldVersion) => {\n // We don't use 'break' in this switch statement, the fall-through\n // behavior is what we want, because if there are multiple versions between\n // the old version and the current version, we want ALL the migrations\n // that correspond to those versions to run, not only the last one.\n // eslint-disable-next-line default-case\n switch (oldVersion) {\n case 0:\n try {\n db.createObjectStore(STORE_NAME);\n }\n catch (e) {\n // Safari/iOS browsers throw occasional exceptions on\n // db.createObjectStore() that may be a bug. Avoid blocking\n // the rest of the app functionality.\n console.warn(e);\n }\n }\n }\n }).catch(e => {\n throw ERROR_FACTORY.create(\"idb-open\" /* AppError.IDB_OPEN */, {\n originalErrorMessage: e.message\n });\n });\n }\n return dbPromise;\n}\nasync function readHeartbeatsFromIndexedDB(app) {\n try {\n const db = await getDbPromise();\n const tx = db.transaction(STORE_NAME);\n const result = await tx.objectStore(STORE_NAME).get(computeKey(app));\n // We already have the value but tx.done can throw,\n // so we need to await it here to catch errors\n await tx.done;\n return result;\n }\n catch (e) {\n if (e instanceof FirebaseError) {\n logger.warn(e.message);\n }\n else {\n const idbGetError = ERROR_FACTORY.create(\"idb-get\" /* AppError.IDB_GET */, {\n originalErrorMessage: e === null || e === void 0 ? void 0 : e.message\n });\n logger.warn(idbGetError.message);\n }\n }\n}\nasync function writeHeartbeatsToIndexedDB(app, heartbeatObject) {\n try {\n const db = await getDbPromise();\n const tx = db.transaction(STORE_NAME, 'readwrite');\n const objectStore = tx.objectStore(STORE_NAME);\n await objectStore.put(heartbeatObject, computeKey(app));\n await tx.done;\n }\n catch (e) {\n if (e instanceof FirebaseError) {\n logger.warn(e.message);\n }\n else {\n const idbGetError = ERROR_FACTORY.create(\"idb-set\" /* AppError.IDB_WRITE */, {\n originalErrorMessage: e === null || e === void 0 ? void 0 : e.message\n });\n logger.warn(idbGetError.message);\n }\n }\n}\nfunction computeKey(app) {\n return `${app.name}!${app.options.appId}`;\n}\n\n/**\n * @license\n * Copyright 2021 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nconst MAX_HEADER_BYTES = 1024;\nconst MAX_NUM_STORED_HEARTBEATS = 30;\nclass HeartbeatServiceImpl {\n constructor(container) {\n this.container = container;\n /**\n * In-memory cache for heartbeats, used by getHeartbeatsHeader() to generate\n * the header string.\n * Stores one record per date. This will be consolidated into the standard\n * format of one record per user agent string before being sent as a header.\n * Populated from indexedDB when the controller is instantiated and should\n * be kept in sync with indexedDB.\n * Leave public for easier testing.\n */\n this._heartbeatsCache = null;\n const app = this.container.getProvider('app').getImmediate();\n this._storage = new HeartbeatStorageImpl(app);\n this._heartbeatsCachePromise = this._storage.read().then(result => {\n this._heartbeatsCache = result;\n return result;\n });\n }\n /**\n * Called to report a heartbeat. The function will generate\n * a HeartbeatsByUserAgent object, update heartbeatsCache, and persist it\n * to IndexedDB.\n * Note that we only store one heartbeat per day. So if a heartbeat for today is\n * already logged, subsequent calls to this function in the same day will be ignored.\n */\n async triggerHeartbeat() {\n var _a, _b;\n try {\n const platformLogger = this.container\n .getProvider('platform-logger')\n .getImmediate();\n // This is the \"Firebase user agent\" string from the platform logger\n // service, not the browser user agent.\n const agent = platformLogger.getPlatformInfoString();\n const date = getUTCDateString();\n if (((_a = this._heartbeatsCache) === null || _a === void 0 ? void 0 : _a.heartbeats) == null) {\n this._heartbeatsCache = await this._heartbeatsCachePromise;\n // If we failed to construct a heartbeats cache, then return immediately.\n if (((_b = this._heartbeatsCache) === null || _b === void 0 ? void 0 : _b.heartbeats) == null) {\n return;\n }\n }\n // Do not store a heartbeat if one is already stored for this day\n // or if a header has already been sent today.\n if (this._heartbeatsCache.lastSentHeartbeatDate === date ||\n this._heartbeatsCache.heartbeats.some(singleDateHeartbeat => singleDateHeartbeat.date === date)) {\n return;\n }\n else {\n // There is no entry for this date. Create one.\n this._heartbeatsCache.heartbeats.push({ date, agent });\n // If the number of stored heartbeats exceeds the maximum number of stored heartbeats, remove the heartbeat with the earliest date.\n // Since this is executed each time a heartbeat is pushed, the limit can only be exceeded by one, so only one needs to be removed.\n if (this._heartbeatsCache.heartbeats.length > MAX_NUM_STORED_HEARTBEATS) {\n const earliestHeartbeatIdx = getEarliestHeartbeatIdx(this._heartbeatsCache.heartbeats);\n this._heartbeatsCache.heartbeats.splice(earliestHeartbeatIdx, 1);\n }\n }\n return this._storage.overwrite(this._heartbeatsCache);\n }\n catch (e) {\n logger.warn(e);\n }\n }\n /**\n * Returns a base64 encoded string which can be attached to the heartbeat-specific header directly.\n * It also clears all heartbeats from memory as well as in IndexedDB.\n *\n * NOTE: Consuming product SDKs should not send the header if this method\n * returns an empty string.\n */\n async getHeartbeatsHeader() {\n var _a;\n try {\n if (this._heartbeatsCache === null) {\n await this._heartbeatsCachePromise;\n }\n // If it's still null or the array is empty, there is no data to send.\n if (((_a = this._heartbeatsCache) === null || _a === void 0 ? void 0 : _a.heartbeats) == null ||\n this._heartbeatsCache.heartbeats.length === 0) {\n return '';\n }\n const date = getUTCDateString();\n // Extract as many heartbeats from the cache as will fit under the size limit.\n const { heartbeatsToSend, unsentEntries } = extractHeartbeatsForHeader(this._heartbeatsCache.heartbeats);\n const headerString = base64urlEncodeWithoutPadding(JSON.stringify({ version: 2, heartbeats: heartbeatsToSend }));\n // Store last sent date to prevent another being logged/sent for the same day.\n this._heartbeatsCache.lastSentHeartbeatDate = date;\n if (unsentEntries.length > 0) {\n // Store any unsent entries if they exist.\n this._heartbeatsCache.heartbeats = unsentEntries;\n // This seems more likely than emptying the array (below) to lead to some odd state\n // since the cache isn't empty and this will be called again on the next request,\n // and is probably safest if we await it.\n await this._storage.overwrite(this._heartbeatsCache);\n }\n else {\n this._heartbeatsCache.heartbeats = [];\n // Do not wait for this, to reduce latency.\n void this._storage.overwrite(this._heartbeatsCache);\n }\n return headerString;\n }\n catch (e) {\n logger.warn(e);\n return '';\n }\n }\n}\nfunction getUTCDateString() {\n const today = new Date();\n // Returns date format 'YYYY-MM-DD'\n return today.toISOString().substring(0, 10);\n}\nfunction extractHeartbeatsForHeader(heartbeatsCache, maxSize = MAX_HEADER_BYTES) {\n // Heartbeats grouped by user agent in the standard format to be sent in\n // the header.\n const heartbeatsToSend = [];\n // Single date format heartbeats that are not sent.\n let unsentEntries = heartbeatsCache.slice();\n for (const singleDateHeartbeat of heartbeatsCache) {\n // Look for an existing entry with the same user agent.\n const heartbeatEntry = heartbeatsToSend.find(hb => hb.agent === singleDateHeartbeat.agent);\n if (!heartbeatEntry) {\n // If no entry for this user agent exists, create one.\n heartbeatsToSend.push({\n agent: singleDateHeartbeat.agent,\n dates: [singleDateHeartbeat.date]\n });\n if (countBytes(heartbeatsToSend) > maxSize) {\n // If the header would exceed max size, remove the added heartbeat\n // entry and stop adding to the header.\n heartbeatsToSend.pop();\n break;\n }\n }\n else {\n heartbeatEntry.dates.push(singleDateHeartbeat.date);\n // If the header would exceed max size, remove the added date\n // and stop adding to the header.\n if (countBytes(heartbeatsToSend) > maxSize) {\n heartbeatEntry.dates.pop();\n break;\n }\n }\n // Pop unsent entry from queue. (Skipped if adding the entry exceeded\n // quota and the loop breaks early.)\n unsentEntries = unsentEntries.slice(1);\n }\n return {\n heartbeatsToSend,\n unsentEntries\n };\n}\nclass HeartbeatStorageImpl {\n constructor(app) {\n this.app = app;\n this._canUseIndexedDBPromise = this.runIndexedDBEnvironmentCheck();\n }\n async runIndexedDBEnvironmentCheck() {\n if (!isIndexedDBAvailable()) {\n return false;\n }\n else {\n return validateIndexedDBOpenable()\n .then(() => true)\n .catch(() => false);\n }\n }\n /**\n * Read all heartbeats.\n */\n async read() {\n const canUseIndexedDB = await this._canUseIndexedDBPromise;\n if (!canUseIndexedDB) {\n return { heartbeats: [] };\n }\n else {\n const idbHeartbeatObject = await readHeartbeatsFromIndexedDB(this.app);\n if (idbHeartbeatObject === null || idbHeartbeatObject === void 0 ? void 0 : idbHeartbeatObject.heartbeats) {\n return idbHeartbeatObject;\n }\n else {\n return { heartbeats: [] };\n }\n }\n }\n // overwrite the storage with the provided heartbeats\n async overwrite(heartbeatsObject) {\n var _a;\n const canUseIndexedDB = await this._canUseIndexedDBPromise;\n if (!canUseIndexedDB) {\n return;\n }\n else {\n const existingHeartbeatsObject = await this.read();\n return writeHeartbeatsToIndexedDB(this.app, {\n lastSentHeartbeatDate: (_a = heartbeatsObject.lastSentHeartbeatDate) !== null && _a !== void 0 ? _a : existingHeartbeatsObject.lastSentHeartbeatDate,\n heartbeats: heartbeatsObject.heartbeats\n });\n }\n }\n // add heartbeats\n async add(heartbeatsObject) {\n var _a;\n const canUseIndexedDB = await this._canUseIndexedDBPromise;\n if (!canUseIndexedDB) {\n return;\n }\n else {\n const existingHeartbeatsObject = await this.read();\n return writeHeartbeatsToIndexedDB(this.app, {\n lastSentHeartbeatDate: (_a = heartbeatsObject.lastSentHeartbeatDate) !== null && _a !== void 0 ? _a : existingHeartbeatsObject.lastSentHeartbeatDate,\n heartbeats: [\n ...existingHeartbeatsObject.heartbeats,\n ...heartbeatsObject.heartbeats\n ]\n });\n }\n }\n}\n/**\n * Calculate bytes of a HeartbeatsByUserAgent array after being wrapped\n * in a platform logging header JSON object, stringified, and converted\n * to base 64.\n */\nfunction countBytes(heartbeatsCache) {\n // base64 has a restricted set of characters, all of which should be 1 byte.\n return base64urlEncodeWithoutPadding(\n // heartbeatsCache wrapper properties\n JSON.stringify({ version: 2, heartbeats: heartbeatsCache })).length;\n}\n/**\n * Returns the index of the heartbeat with the earliest date.\n * If the heartbeats array is empty, -1 is returned.\n */\nfunction getEarliestHeartbeatIdx(heartbeats) {\n if (heartbeats.length === 0) {\n return -1;\n }\n let earliestHeartbeatIdx = 0;\n let earliestHeartbeatDate = heartbeats[0].date;\n for (let i = 1; i < heartbeats.length; i++) {\n if (heartbeats[i].date < earliestHeartbeatDate) {\n earliestHeartbeatDate = heartbeats[i].date;\n earliestHeartbeatIdx = i;\n }\n }\n return earliestHeartbeatIdx;\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nfunction registerCoreComponents(variant) {\n _registerComponent(new Component('platform-logger', container => new PlatformLoggerServiceImpl(container), \"PRIVATE\" /* ComponentType.PRIVATE */));\n _registerComponent(new Component('heartbeat', container => new HeartbeatServiceImpl(container), \"PRIVATE\" /* ComponentType.PRIVATE */));\n // Register `app` package.\n registerVersion(name$q, version$1, variant);\n // BUILD_TARGET will be replaced by values like esm2017, cjs2017, etc during the compilation\n registerVersion(name$q, version$1, 'esm2017');\n // Register platform SDK identifier (no version).\n registerVersion('fire-js', '');\n}\n\n/**\n * Firebase App\n *\n * @remarks This package coordinates the communication between the different Firebase components\n * @packageDocumentation\n */\nregisterCoreComponents('');\n\nexport { SDK_VERSION, DEFAULT_ENTRY_NAME as _DEFAULT_ENTRY_NAME, _addComponent, _addOrOverwriteComponent, _apps, _clearComponents, _components, _getProvider, _isFirebaseApp, _isFirebaseServerApp, _registerComponent, _removeServiceInstance, _serverApps, deleteApp, getApp, getApps, initializeApp, initializeServerApp, onLog, registerVersion, setLogLevel };\n//# sourceMappingURL=index.esm2017.js.map\n","import { Deferred } from '@firebase/util';\n\n/**\n * Component for service name T, e.g. `auth`, `auth-internal`\n */\nclass Component {\n /**\n *\n * @param name The public service name, e.g. app, auth, firestore, database\n * @param instanceFactory Service factory responsible for creating the public interface\n * @param type whether the service provided by the component is public or private\n */\n constructor(name, instanceFactory, type) {\n this.name = name;\n this.instanceFactory = instanceFactory;\n this.type = type;\n this.multipleInstances = false;\n /**\n * Properties to be added to the service namespace\n */\n this.serviceProps = {};\n this.instantiationMode = \"LAZY\" /* InstantiationMode.LAZY */;\n this.onInstanceCreated = null;\n }\n setInstantiationMode(mode) {\n this.instantiationMode = mode;\n return this;\n }\n setMultipleInstances(multipleInstances) {\n this.multipleInstances = multipleInstances;\n return this;\n }\n setServiceProps(props) {\n this.serviceProps = props;\n return this;\n }\n setInstanceCreatedCallback(callback) {\n this.onInstanceCreated = callback;\n return this;\n }\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nconst DEFAULT_ENTRY_NAME = '[DEFAULT]';\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Provider for instance for service name T, e.g. 'auth', 'auth-internal'\n * NameServiceMapping[T] is an alias for the type of the instance\n */\nclass Provider {\n constructor(name, container) {\n this.name = name;\n this.container = container;\n this.component = null;\n this.instances = new Map();\n this.instancesDeferred = new Map();\n this.instancesOptions = new Map();\n this.onInitCallbacks = new Map();\n }\n /**\n * @param identifier A provider can provide multiple instances of a service\n * if this.component.multipleInstances is true.\n */\n get(identifier) {\n // if multipleInstances is not supported, use the default name\n const normalizedIdentifier = this.normalizeInstanceIdentifier(identifier);\n if (!this.instancesDeferred.has(normalizedIdentifier)) {\n const deferred = new Deferred();\n this.instancesDeferred.set(normalizedIdentifier, deferred);\n if (this.isInitialized(normalizedIdentifier) ||\n this.shouldAutoInitialize()) {\n // initialize the service if it can be auto-initialized\n try {\n const instance = this.getOrInitializeService({\n instanceIdentifier: normalizedIdentifier\n });\n if (instance) {\n deferred.resolve(instance);\n }\n }\n catch (e) {\n // when the instance factory throws an exception during get(), it should not cause\n // a fatal error. We just return the unresolved promise in this case.\n }\n }\n }\n return this.instancesDeferred.get(normalizedIdentifier).promise;\n }\n getImmediate(options) {\n var _a;\n // if multipleInstances is not supported, use the default name\n const normalizedIdentifier = this.normalizeInstanceIdentifier(options === null || options === void 0 ? void 0 : options.identifier);\n const optional = (_a = options === null || options === void 0 ? void 0 : options.optional) !== null && _a !== void 0 ? _a : false;\n if (this.isInitialized(normalizedIdentifier) ||\n this.shouldAutoInitialize()) {\n try {\n return this.getOrInitializeService({\n instanceIdentifier: normalizedIdentifier\n });\n }\n catch (e) {\n if (optional) {\n return null;\n }\n else {\n throw e;\n }\n }\n }\n else {\n // In case a component is not initialized and should/cannot be auto-initialized at the moment, return null if the optional flag is set, or throw\n if (optional) {\n return null;\n }\n else {\n throw Error(`Service ${this.name} is not available`);\n }\n }\n }\n getComponent() {\n return this.component;\n }\n setComponent(component) {\n if (component.name !== this.name) {\n throw Error(`Mismatching Component ${component.name} for Provider ${this.name}.`);\n }\n if (this.component) {\n throw Error(`Component for ${this.name} has already been provided`);\n }\n this.component = component;\n // return early without attempting to initialize the component if the component requires explicit initialization (calling `Provider.initialize()`)\n if (!this.shouldAutoInitialize()) {\n return;\n }\n // if the service is eager, initialize the default instance\n if (isComponentEager(component)) {\n try {\n this.getOrInitializeService({ instanceIdentifier: DEFAULT_ENTRY_NAME });\n }\n catch (e) {\n // when the instance factory for an eager Component throws an exception during the eager\n // initialization, it should not cause a fatal error.\n // TODO: Investigate if we need to make it configurable, because some component may want to cause\n // a fatal error in this case?\n }\n }\n // Create service instances for the pending promises and resolve them\n // NOTE: if this.multipleInstances is false, only the default instance will be created\n // and all promises with resolve with it regardless of the identifier.\n for (const [instanceIdentifier, instanceDeferred] of this.instancesDeferred.entries()) {\n const normalizedIdentifier = this.normalizeInstanceIdentifier(instanceIdentifier);\n try {\n // `getOrInitializeService()` should always return a valid instance since a component is guaranteed. use ! to make typescript happy.\n const instance = this.getOrInitializeService({\n instanceIdentifier: normalizedIdentifier\n });\n instanceDeferred.resolve(instance);\n }\n catch (e) {\n // when the instance factory throws an exception, it should not cause\n // a fatal error. We just leave the promise unresolved.\n }\n }\n }\n clearInstance(identifier = DEFAULT_ENTRY_NAME) {\n this.instancesDeferred.delete(identifier);\n this.instancesOptions.delete(identifier);\n this.instances.delete(identifier);\n }\n // app.delete() will call this method on every provider to delete the services\n // TODO: should we mark the provider as deleted?\n async delete() {\n const services = Array.from(this.instances.values());\n await Promise.all([\n ...services\n .filter(service => 'INTERNAL' in service) // legacy services\n // eslint-disable-next-line @typescript-eslint/no-explicit-any\n .map(service => service.INTERNAL.delete()),\n ...services\n .filter(service => '_delete' in service) // modularized services\n // eslint-disable-next-line @typescript-eslint/no-explicit-any\n .map(service => service._delete())\n ]);\n }\n isComponentSet() {\n return this.component != null;\n }\n isInitialized(identifier = DEFAULT_ENTRY_NAME) {\n return this.instances.has(identifier);\n }\n getOptions(identifier = DEFAULT_ENTRY_NAME) {\n return this.instancesOptions.get(identifier) || {};\n }\n initialize(opts = {}) {\n const { options = {} } = opts;\n const normalizedIdentifier = this.normalizeInstanceIdentifier(opts.instanceIdentifier);\n if (this.isInitialized(normalizedIdentifier)) {\n throw Error(`${this.name}(${normalizedIdentifier}) has already been initialized`);\n }\n if (!this.isComponentSet()) {\n throw Error(`Component ${this.name} has not been registered yet`);\n }\n const instance = this.getOrInitializeService({\n instanceIdentifier: normalizedIdentifier,\n options\n });\n // resolve any pending promise waiting for the service instance\n for (const [instanceIdentifier, instanceDeferred] of this.instancesDeferred.entries()) {\n const normalizedDeferredIdentifier = this.normalizeInstanceIdentifier(instanceIdentifier);\n if (normalizedIdentifier === normalizedDeferredIdentifier) {\n instanceDeferred.resolve(instance);\n }\n }\n return instance;\n }\n /**\n *\n * @param callback - a function that will be invoked after the provider has been initialized by calling provider.initialize().\n * The function is invoked SYNCHRONOUSLY, so it should not execute any longrunning tasks in order to not block the program.\n *\n * @param identifier An optional instance identifier\n * @returns a function to unregister the callback\n */\n onInit(callback, identifier) {\n var _a;\n const normalizedIdentifier = this.normalizeInstanceIdentifier(identifier);\n const existingCallbacks = (_a = this.onInitCallbacks.get(normalizedIdentifier)) !== null && _a !== void 0 ? _a : new Set();\n existingCallbacks.add(callback);\n this.onInitCallbacks.set(normalizedIdentifier, existingCallbacks);\n const existingInstance = this.instances.get(normalizedIdentifier);\n if (existingInstance) {\n callback(existingInstance, normalizedIdentifier);\n }\n return () => {\n existingCallbacks.delete(callback);\n };\n }\n /**\n * Invoke onInit callbacks synchronously\n * @param instance the service instance`\n */\n invokeOnInitCallbacks(instance, identifier) {\n const callbacks = this.onInitCallbacks.get(identifier);\n if (!callbacks) {\n return;\n }\n for (const callback of callbacks) {\n try {\n callback(instance, identifier);\n }\n catch (_a) {\n // ignore errors in the onInit callback\n }\n }\n }\n getOrInitializeService({ instanceIdentifier, options = {} }) {\n let instance = this.instances.get(instanceIdentifier);\n if (!instance && this.component) {\n instance = this.component.instanceFactory(this.container, {\n instanceIdentifier: normalizeIdentifierForFactory(instanceIdentifier),\n options\n });\n this.instances.set(instanceIdentifier, instance);\n this.instancesOptions.set(instanceIdentifier, options);\n /**\n * Invoke onInit listeners.\n * Note this.component.onInstanceCreated is different, which is used by the component creator,\n * while onInit listeners are registered by consumers of the provider.\n */\n this.invokeOnInitCallbacks(instance, instanceIdentifier);\n /**\n * Order is important\n * onInstanceCreated() should be called after this.instances.set(instanceIdentifier, instance); which\n * makes `isInitialized()` return true.\n */\n if (this.component.onInstanceCreated) {\n try {\n this.component.onInstanceCreated(this.container, instanceIdentifier, instance);\n }\n catch (_a) {\n // ignore errors in the onInstanceCreatedCallback\n }\n }\n }\n return instance || null;\n }\n normalizeInstanceIdentifier(identifier = DEFAULT_ENTRY_NAME) {\n if (this.component) {\n return this.component.multipleInstances ? identifier : DEFAULT_ENTRY_NAME;\n }\n else {\n return identifier; // assume multiple instances are supported before the component is provided.\n }\n }\n shouldAutoInitialize() {\n return (!!this.component &&\n this.component.instantiationMode !== \"EXPLICIT\" /* InstantiationMode.EXPLICIT */);\n }\n}\n// undefined should be passed to the service factory for the default instance\nfunction normalizeIdentifierForFactory(identifier) {\n return identifier === DEFAULT_ENTRY_NAME ? undefined : identifier;\n}\nfunction isComponentEager(component) {\n return component.instantiationMode === \"EAGER\" /* InstantiationMode.EAGER */;\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * ComponentContainer that provides Providers for service name T, e.g. `auth`, `auth-internal`\n */\nclass ComponentContainer {\n constructor(name) {\n this.name = name;\n this.providers = new Map();\n }\n /**\n *\n * @param component Component being added\n * @param overwrite When a component with the same name has already been registered,\n * if overwrite is true: overwrite the existing component with the new component and create a new\n * provider with the new component. It can be useful in tests where you want to use different mocks\n * for different tests.\n * if overwrite is false: throw an exception\n */\n addComponent(component) {\n const provider = this.getProvider(component.name);\n if (provider.isComponentSet()) {\n throw new Error(`Component ${component.name} has already been registered with ${this.name}`);\n }\n provider.setComponent(component);\n }\n addOrOverwriteComponent(component) {\n const provider = this.getProvider(component.name);\n if (provider.isComponentSet()) {\n // delete the existing provider from the container, so we can register the new component\n this.providers.delete(component.name);\n }\n this.addComponent(component);\n }\n /**\n * getProvider provides a type safe interface where it can only be called with a field name\n * present in NameServiceMapping interface.\n *\n * Firebase SDKs providing services should extend NameServiceMapping interface to register\n * themselves.\n */\n getProvider(name) {\n if (this.providers.has(name)) {\n return this.providers.get(name);\n }\n // create a Provider for a service that hasn't registered with Firebase\n const provider = new Provider(name, this);\n this.providers.set(name, provider);\n return provider;\n }\n getProviders() {\n return Array.from(this.providers.values());\n }\n}\n\nexport { Component, ComponentContainer, Provider };\n//# sourceMappingURL=index.esm2017.js.map\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 = \"0.6.13\";\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nconst PENDING_TIMEOUT_MS = 10000;\nconst PACKAGE_VERSION = `w:${version}`;\nconst INTERNAL_AUTH_VERSION = 'FIS_v2';\nconst INSTALLATIONS_API_URL = 'https://firebaseinstallations.googleapis.com/v1';\nconst TOKEN_EXPIRATION_BUFFER = 60 * 60 * 1000; // One hour\nconst SERVICE = 'installations';\nconst SERVICE_NAME = 'Installations';\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nconst ERROR_DESCRIPTION_MAP = {\n [\"missing-app-config-values\" /* ErrorCode.MISSING_APP_CONFIG_VALUES */]: 'Missing App configuration value: \"{$valueName}\"',\n [\"not-registered\" /* ErrorCode.NOT_REGISTERED */]: 'Firebase Installation is not registered.',\n [\"installation-not-found\" /* ErrorCode.INSTALLATION_NOT_FOUND */]: 'Firebase Installation not found.',\n [\"request-failed\" /* ErrorCode.REQUEST_FAILED */]: '{$requestName} request failed with error \"{$serverCode} {$serverStatus}: {$serverMessage}\"',\n [\"app-offline\" /* ErrorCode.APP_OFFLINE */]: 'Could not process request. Application offline.',\n [\"delete-pending-registration\" /* ErrorCode.DELETE_PENDING_REGISTRATION */]: \"Can't delete installation while there is a pending registration request.\"\n};\nconst ERROR_FACTORY = new ErrorFactory(SERVICE, SERVICE_NAME, ERROR_DESCRIPTION_MAP);\n/** Returns true if error is a FirebaseError that is based on an error from the server. */\nfunction isServerError(error) {\n return (error instanceof FirebaseError &&\n error.code.includes(\"request-failed\" /* ErrorCode.REQUEST_FAILED */));\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nfunction getInstallationsEndpoint({ projectId }) {\n return `${INSTALLATIONS_API_URL}/projects/${projectId}/installations`;\n}\nfunction extractAuthTokenInfoFromResponse(response) {\n return {\n token: response.token,\n requestStatus: 2 /* RequestStatus.COMPLETED */,\n expiresIn: getExpiresInFromResponseExpiresIn(response.expiresIn),\n creationTime: Date.now()\n };\n}\nasync function getErrorFromResponse(requestName, response) {\n const responseJson = await response.json();\n const errorData = responseJson.error;\n return ERROR_FACTORY.create(\"request-failed\" /* ErrorCode.REQUEST_FAILED */, {\n requestName,\n serverCode: errorData.code,\n serverMessage: errorData.message,\n serverStatus: errorData.status\n });\n}\nfunction getHeaders({ apiKey }) {\n return new Headers({\n 'Content-Type': 'application/json',\n Accept: 'application/json',\n 'x-goog-api-key': apiKey\n });\n}\nfunction getHeadersWithAuth(appConfig, { refreshToken }) {\n const headers = getHeaders(appConfig);\n headers.append('Authorization', getAuthorizationHeader(refreshToken));\n return headers;\n}\n/**\n * Calls the passed in fetch wrapper and returns the response.\n * If the returned response has a status of 5xx, re-runs the function once and\n * returns the response.\n */\nasync function retryIfServerError(fn) {\n const result = await fn();\n if (result.status >= 500 && result.status < 600) {\n // Internal Server Error. Retry request.\n return fn();\n }\n return result;\n}\nfunction getExpiresInFromResponseExpiresIn(responseExpiresIn) {\n // This works because the server will never respond with fractions of a second.\n return Number(responseExpiresIn.replace('s', '000'));\n}\nfunction getAuthorizationHeader(refreshToken) {\n return `${INTERNAL_AUTH_VERSION} ${refreshToken}`;\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nasync function createInstallationRequest({ appConfig, heartbeatServiceProvider }, { fid }) {\n const endpoint = getInstallationsEndpoint(appConfig);\n const headers = getHeaders(appConfig);\n // If heartbeat service exists, add the heartbeat string to the header.\n const heartbeatService = heartbeatServiceProvider.getImmediate({\n optional: true\n });\n if (heartbeatService) {\n const heartbeatsHeader = await heartbeatService.getHeartbeatsHeader();\n if (heartbeatsHeader) {\n headers.append('x-firebase-client', heartbeatsHeader);\n }\n }\n const body = {\n fid,\n authVersion: INTERNAL_AUTH_VERSION,\n appId: appConfig.appId,\n sdkVersion: PACKAGE_VERSION\n };\n const request = {\n method: 'POST',\n headers,\n body: JSON.stringify(body)\n };\n const response = await retryIfServerError(() => fetch(endpoint, request));\n if (response.ok) {\n const responseValue = await response.json();\n const registeredInstallationEntry = {\n fid: responseValue.fid || fid,\n registrationStatus: 2 /* RequestStatus.COMPLETED */,\n refreshToken: responseValue.refreshToken,\n authToken: extractAuthTokenInfoFromResponse(responseValue.authToken)\n };\n return registeredInstallationEntry;\n }\n else {\n throw await getErrorFromResponse('Create Installation', response);\n }\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/** Returns a promise that resolves after given time passes. */\nfunction sleep(ms) {\n return new Promise(resolve => {\n setTimeout(resolve, ms);\n });\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nfunction bufferToBase64UrlSafe(array) {\n const b64 = btoa(String.fromCharCode(...array));\n return b64.replace(/\\+/g, '-').replace(/\\//g, '_');\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nconst VALID_FID_PATTERN = /^[cdef][\\w-]{21}$/;\nconst INVALID_FID = '';\n/**\n * Generates a new FID using random values from Web Crypto API.\n * Returns an empty string if FID generation fails for any reason.\n */\nfunction generateFid() {\n try {\n // A valid FID has exactly 22 base64 characters, which is 132 bits, or 16.5\n // bytes. our implementation generates a 17 byte array instead.\n const fidByteArray = new Uint8Array(17);\n const crypto = self.crypto || self.msCrypto;\n crypto.getRandomValues(fidByteArray);\n // Replace the first 4 random bits with the constant FID header of 0b0111.\n fidByteArray[0] = 0b01110000 + (fidByteArray[0] % 0b00010000);\n const fid = encode(fidByteArray);\n return VALID_FID_PATTERN.test(fid) ? fid : INVALID_FID;\n }\n catch (_a) {\n // FID generation errored\n return INVALID_FID;\n }\n}\n/** Converts a FID Uint8Array to a base64 string representation. */\nfunction encode(fidByteArray) {\n const b64String = bufferToBase64UrlSafe(fidByteArray);\n // Remove the 23rd character that was added because of the extra 4 bits at the\n // end of our 17 byte array, and the '=' padding.\n return b64String.substr(0, 22);\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/** Returns a string key that can be used to identify the app. */\nfunction getKey(appConfig) {\n return `${appConfig.appName}!${appConfig.appId}`;\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nconst fidChangeCallbacks = new Map();\n/**\n * Calls the onIdChange callbacks with the new FID value, and broadcasts the\n * change to other tabs.\n */\nfunction fidChanged(appConfig, fid) {\n const key = getKey(appConfig);\n callFidChangeCallbacks(key, fid);\n broadcastFidChange(key, fid);\n}\nfunction addCallback(appConfig, callback) {\n // Open the broadcast channel if it's not already open,\n // to be able to listen to change events from other tabs.\n getBroadcastChannel();\n const key = getKey(appConfig);\n let callbackSet = fidChangeCallbacks.get(key);\n if (!callbackSet) {\n callbackSet = new Set();\n fidChangeCallbacks.set(key, callbackSet);\n }\n callbackSet.add(callback);\n}\nfunction removeCallback(appConfig, callback) {\n const key = getKey(appConfig);\n const callbackSet = fidChangeCallbacks.get(key);\n if (!callbackSet) {\n return;\n }\n callbackSet.delete(callback);\n if (callbackSet.size === 0) {\n fidChangeCallbacks.delete(key);\n }\n // Close broadcast channel if there are no more callbacks.\n closeBroadcastChannel();\n}\nfunction callFidChangeCallbacks(key, fid) {\n const callbacks = fidChangeCallbacks.get(key);\n if (!callbacks) {\n return;\n }\n for (const callback of callbacks) {\n callback(fid);\n }\n}\nfunction broadcastFidChange(key, fid) {\n const channel = getBroadcastChannel();\n if (channel) {\n channel.postMessage({ key, fid });\n }\n closeBroadcastChannel();\n}\nlet broadcastChannel = null;\n/** Opens and returns a BroadcastChannel if it is supported by the browser. */\nfunction getBroadcastChannel() {\n if (!broadcastChannel && 'BroadcastChannel' in self) {\n broadcastChannel = new BroadcastChannel('[Firebase] FID Change');\n broadcastChannel.onmessage = e => {\n callFidChangeCallbacks(e.data.key, e.data.fid);\n };\n }\n return broadcastChannel;\n}\nfunction closeBroadcastChannel() {\n if (fidChangeCallbacks.size === 0 && broadcastChannel) {\n broadcastChannel.close();\n broadcastChannel = null;\n }\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nconst DATABASE_NAME = 'firebase-installations-database';\nconst DATABASE_VERSION = 1;\nconst OBJECT_STORE_NAME = 'firebase-installations-store';\nlet dbPromise = null;\nfunction getDbPromise() {\n if (!dbPromise) {\n dbPromise = openDB(DATABASE_NAME, DATABASE_VERSION, {\n upgrade: (db, oldVersion) => {\n // We don't use 'break' in this switch statement, the fall-through\n // behavior is what we want, because if there are multiple versions between\n // the old version and the current version, we want ALL the migrations\n // that correspond to those versions to run, not only the last one.\n // eslint-disable-next-line default-case\n switch (oldVersion) {\n case 0:\n db.createObjectStore(OBJECT_STORE_NAME);\n }\n }\n });\n }\n return dbPromise;\n}\n/** Assigns or overwrites the record for the given key with the given value. */\nasync function set(appConfig, value) {\n const key = getKey(appConfig);\n const db = await getDbPromise();\n const tx = db.transaction(OBJECT_STORE_NAME, 'readwrite');\n const objectStore = tx.objectStore(OBJECT_STORE_NAME);\n const oldValue = (await objectStore.get(key));\n await objectStore.put(value, key);\n await tx.done;\n if (!oldValue || oldValue.fid !== value.fid) {\n fidChanged(appConfig, value.fid);\n }\n return value;\n}\n/** Removes record(s) from the objectStore that match the given key. */\nasync function remove(appConfig) {\n const key = getKey(appConfig);\n const db = await getDbPromise();\n const tx = db.transaction(OBJECT_STORE_NAME, 'readwrite');\n await tx.objectStore(OBJECT_STORE_NAME).delete(key);\n await tx.done;\n}\n/**\n * Atomically updates a record with the result of updateFn, which gets\n * called with the current value. If newValue is undefined, the record is\n * deleted instead.\n * @return Updated value\n */\nasync function update(appConfig, updateFn) {\n const key = getKey(appConfig);\n const db = await getDbPromise();\n const tx = db.transaction(OBJECT_STORE_NAME, 'readwrite');\n const store = tx.objectStore(OBJECT_STORE_NAME);\n const oldValue = (await store.get(key));\n const newValue = updateFn(oldValue);\n if (newValue === undefined) {\n await store.delete(key);\n }\n else {\n await store.put(newValue, key);\n }\n await tx.done;\n if (newValue && (!oldValue || oldValue.fid !== newValue.fid)) {\n fidChanged(appConfig, newValue.fid);\n }\n return newValue;\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Updates and returns the InstallationEntry from the database.\n * Also triggers a registration request if it is necessary and possible.\n */\nasync function getInstallationEntry(installations) {\n let registrationPromise;\n const installationEntry = await update(installations.appConfig, oldEntry => {\n const installationEntry = updateOrCreateInstallationEntry(oldEntry);\n const entryWithPromise = triggerRegistrationIfNecessary(installations, installationEntry);\n registrationPromise = entryWithPromise.registrationPromise;\n return entryWithPromise.installationEntry;\n });\n if (installationEntry.fid === INVALID_FID) {\n // FID generation failed. Waiting for the FID from the server.\n return { installationEntry: await registrationPromise };\n }\n return {\n installationEntry,\n registrationPromise\n };\n}\n/**\n * Creates a new Installation Entry if one does not exist.\n * Also clears timed out pending requests.\n */\nfunction updateOrCreateInstallationEntry(oldEntry) {\n const entry = oldEntry || {\n fid: generateFid(),\n registrationStatus: 0 /* RequestStatus.NOT_STARTED */\n };\n return clearTimedOutRequest(entry);\n}\n/**\n * If the Firebase Installation is not registered yet, this will trigger the\n * registration and return an InProgressInstallationEntry.\n *\n * If registrationPromise does not exist, the installationEntry is guaranteed\n * to be registered.\n */\nfunction triggerRegistrationIfNecessary(installations, installationEntry) {\n if (installationEntry.registrationStatus === 0 /* RequestStatus.NOT_STARTED */) {\n if (!navigator.onLine) {\n // Registration required but app is offline.\n const registrationPromiseWithError = Promise.reject(ERROR_FACTORY.create(\"app-offline\" /* ErrorCode.APP_OFFLINE */));\n return {\n installationEntry,\n registrationPromise: registrationPromiseWithError\n };\n }\n // Try registering. Change status to IN_PROGRESS.\n const inProgressEntry = {\n fid: installationEntry.fid,\n registrationStatus: 1 /* RequestStatus.IN_PROGRESS */,\n registrationTime: Date.now()\n };\n const registrationPromise = registerInstallation(installations, inProgressEntry);\n return { installationEntry: inProgressEntry, registrationPromise };\n }\n else if (installationEntry.registrationStatus === 1 /* RequestStatus.IN_PROGRESS */) {\n return {\n installationEntry,\n registrationPromise: waitUntilFidRegistration(installations)\n };\n }\n else {\n return { installationEntry };\n }\n}\n/** This will be executed only once for each new Firebase Installation. */\nasync function registerInstallation(installations, installationEntry) {\n try {\n const registeredInstallationEntry = await createInstallationRequest(installations, installationEntry);\n return set(installations.appConfig, registeredInstallationEntry);\n }\n catch (e) {\n if (isServerError(e) && e.customData.serverCode === 409) {\n // Server returned a \"FID cannot be used\" error.\n // Generate a new ID next time.\n await remove(installations.appConfig);\n }\n else {\n // Registration failed. Set FID as not registered.\n await set(installations.appConfig, {\n fid: installationEntry.fid,\n registrationStatus: 0 /* RequestStatus.NOT_STARTED */\n });\n }\n throw e;\n }\n}\n/** Call if FID registration is pending in another request. */\nasync function waitUntilFidRegistration(installations) {\n // Unfortunately, there is no way of reliably observing when a value in\n // IndexedDB changes (yet, see https://github.com/WICG/indexed-db-observers),\n // so we need to poll.\n let entry = await updateInstallationRequest(installations.appConfig);\n while (entry.registrationStatus === 1 /* RequestStatus.IN_PROGRESS */) {\n // createInstallation request still in progress.\n await sleep(100);\n entry = await updateInstallationRequest(installations.appConfig);\n }\n if (entry.registrationStatus === 0 /* RequestStatus.NOT_STARTED */) {\n // The request timed out or failed in a different call. Try again.\n const { installationEntry, registrationPromise } = await getInstallationEntry(installations);\n if (registrationPromise) {\n return registrationPromise;\n }\n else {\n // if there is no registrationPromise, entry is registered.\n return installationEntry;\n }\n }\n return entry;\n}\n/**\n * Called only if there is a CreateInstallation request in progress.\n *\n * Updates the InstallationEntry in the DB based on the status of the\n * CreateInstallation request.\n *\n * Returns the updated InstallationEntry.\n */\nfunction updateInstallationRequest(appConfig) {\n return update(appConfig, oldEntry => {\n if (!oldEntry) {\n throw ERROR_FACTORY.create(\"installation-not-found\" /* ErrorCode.INSTALLATION_NOT_FOUND */);\n }\n return clearTimedOutRequest(oldEntry);\n });\n}\nfunction clearTimedOutRequest(entry) {\n if (hasInstallationRequestTimedOut(entry)) {\n return {\n fid: entry.fid,\n registrationStatus: 0 /* RequestStatus.NOT_STARTED */\n };\n }\n return entry;\n}\nfunction hasInstallationRequestTimedOut(installationEntry) {\n return (installationEntry.registrationStatus === 1 /* RequestStatus.IN_PROGRESS */ &&\n installationEntry.registrationTime + PENDING_TIMEOUT_MS < Date.now());\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nasync function generateAuthTokenRequest({ appConfig, heartbeatServiceProvider }, installationEntry) {\n const endpoint = getGenerateAuthTokenEndpoint(appConfig, installationEntry);\n const headers = getHeadersWithAuth(appConfig, installationEntry);\n // If heartbeat service exists, add the heartbeat string to the header.\n const heartbeatService = heartbeatServiceProvider.getImmediate({\n optional: true\n });\n if (heartbeatService) {\n const heartbeatsHeader = await heartbeatService.getHeartbeatsHeader();\n if (heartbeatsHeader) {\n headers.append('x-firebase-client', heartbeatsHeader);\n }\n }\n const body = {\n installation: {\n sdkVersion: PACKAGE_VERSION,\n appId: appConfig.appId\n }\n };\n const request = {\n method: 'POST',\n headers,\n body: JSON.stringify(body)\n };\n const response = await retryIfServerError(() => fetch(endpoint, request));\n if (response.ok) {\n const responseValue = await response.json();\n const completedAuthToken = extractAuthTokenInfoFromResponse(responseValue);\n return completedAuthToken;\n }\n else {\n throw await getErrorFromResponse('Generate Auth Token', response);\n }\n}\nfunction getGenerateAuthTokenEndpoint(appConfig, { fid }) {\n return `${getInstallationsEndpoint(appConfig)}/${fid}/authTokens:generate`;\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Returns a valid authentication token for the installation. Generates a new\n * token if one doesn't exist, is expired or about to expire.\n *\n * Should only be called if the Firebase Installation is registered.\n */\nasync function refreshAuthToken(installations, forceRefresh = false) {\n let tokenPromise;\n const entry = await update(installations.appConfig, oldEntry => {\n if (!isEntryRegistered(oldEntry)) {\n throw ERROR_FACTORY.create(\"not-registered\" /* ErrorCode.NOT_REGISTERED */);\n }\n const oldAuthToken = oldEntry.authToken;\n if (!forceRefresh && isAuthTokenValid(oldAuthToken)) {\n // There is a valid token in the DB.\n return oldEntry;\n }\n else if (oldAuthToken.requestStatus === 1 /* RequestStatus.IN_PROGRESS */) {\n // There already is a token request in progress.\n tokenPromise = waitUntilAuthTokenRequest(installations, forceRefresh);\n return oldEntry;\n }\n else {\n // No token or token expired.\n if (!navigator.onLine) {\n throw ERROR_FACTORY.create(\"app-offline\" /* ErrorCode.APP_OFFLINE */);\n }\n const inProgressEntry = makeAuthTokenRequestInProgressEntry(oldEntry);\n tokenPromise = fetchAuthTokenFromServer(installations, inProgressEntry);\n return inProgressEntry;\n }\n });\n const authToken = tokenPromise\n ? await tokenPromise\n : entry.authToken;\n return authToken;\n}\n/**\n * Call only if FID is registered and Auth Token request is in progress.\n *\n * Waits until the current pending request finishes. If the request times out,\n * tries once in this thread as well.\n */\nasync function waitUntilAuthTokenRequest(installations, forceRefresh) {\n // Unfortunately, there is no way of reliably observing when a value in\n // IndexedDB changes (yet, see https://github.com/WICG/indexed-db-observers),\n // so we need to poll.\n let entry = await updateAuthTokenRequest(installations.appConfig);\n while (entry.authToken.requestStatus === 1 /* RequestStatus.IN_PROGRESS */) {\n // generateAuthToken still in progress.\n await sleep(100);\n entry = await updateAuthTokenRequest(installations.appConfig);\n }\n const authToken = entry.authToken;\n if (authToken.requestStatus === 0 /* RequestStatus.NOT_STARTED */) {\n // The request timed out or failed in a different call. Try again.\n return refreshAuthToken(installations, forceRefresh);\n }\n else {\n return authToken;\n }\n}\n/**\n * Called only if there is a GenerateAuthToken request in progress.\n *\n * Updates the InstallationEntry in the DB based on the status of the\n * GenerateAuthToken request.\n *\n * Returns the updated InstallationEntry.\n */\nfunction updateAuthTokenRequest(appConfig) {\n return update(appConfig, oldEntry => {\n if (!isEntryRegistered(oldEntry)) {\n throw ERROR_FACTORY.create(\"not-registered\" /* ErrorCode.NOT_REGISTERED */);\n }\n const oldAuthToken = oldEntry.authToken;\n if (hasAuthTokenRequestTimedOut(oldAuthToken)) {\n return Object.assign(Object.assign({}, oldEntry), { authToken: { requestStatus: 0 /* RequestStatus.NOT_STARTED */ } });\n }\n return oldEntry;\n });\n}\nasync function fetchAuthTokenFromServer(installations, installationEntry) {\n try {\n const authToken = await generateAuthTokenRequest(installations, installationEntry);\n const updatedInstallationEntry = Object.assign(Object.assign({}, installationEntry), { authToken });\n await set(installations.appConfig, updatedInstallationEntry);\n return authToken;\n }\n catch (e) {\n if (isServerError(e) &&\n (e.customData.serverCode === 401 || e.customData.serverCode === 404)) {\n // Server returned a \"FID not found\" or a \"Invalid authentication\" error.\n // Generate a new ID next time.\n await remove(installations.appConfig);\n }\n else {\n const updatedInstallationEntry = Object.assign(Object.assign({}, installationEntry), { authToken: { requestStatus: 0 /* RequestStatus.NOT_STARTED */ } });\n await set(installations.appConfig, updatedInstallationEntry);\n }\n throw e;\n }\n}\nfunction isEntryRegistered(installationEntry) {\n return (installationEntry !== undefined &&\n installationEntry.registrationStatus === 2 /* RequestStatus.COMPLETED */);\n}\nfunction isAuthTokenValid(authToken) {\n return (authToken.requestStatus === 2 /* RequestStatus.COMPLETED */ &&\n !isAuthTokenExpired(authToken));\n}\nfunction isAuthTokenExpired(authToken) {\n const now = Date.now();\n return (now < authToken.creationTime ||\n authToken.creationTime + authToken.expiresIn < now + TOKEN_EXPIRATION_BUFFER);\n}\n/** Returns an updated InstallationEntry with an InProgressAuthToken. */\nfunction makeAuthTokenRequestInProgressEntry(oldEntry) {\n const inProgressAuthToken = {\n requestStatus: 1 /* RequestStatus.IN_PROGRESS */,\n requestTime: Date.now()\n };\n return Object.assign(Object.assign({}, oldEntry), { authToken: inProgressAuthToken });\n}\nfunction hasAuthTokenRequestTimedOut(authToken) {\n return (authToken.requestStatus === 1 /* RequestStatus.IN_PROGRESS */ &&\n authToken.requestTime + PENDING_TIMEOUT_MS < Date.now());\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Creates a Firebase Installation if there isn't one for the app and\n * returns the Installation ID.\n * @param installations - The `Installations` instance.\n *\n * @public\n */\nasync function getId(installations) {\n const installationsImpl = installations;\n const { installationEntry, registrationPromise } = await getInstallationEntry(installationsImpl);\n if (registrationPromise) {\n registrationPromise.catch(console.error);\n }\n else {\n // If the installation is already registered, update the authentication\n // token if needed.\n refreshAuthToken(installationsImpl).catch(console.error);\n }\n return installationEntry.fid;\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Returns a Firebase Installations auth token, identifying the current\n * Firebase Installation.\n * @param installations - The `Installations` instance.\n * @param forceRefresh - Force refresh regardless of token expiration.\n *\n * @public\n */\nasync function getToken(installations, forceRefresh = false) {\n const installationsImpl = installations;\n await completeInstallationRegistration(installationsImpl);\n // At this point we either have a Registered Installation in the DB, or we've\n // already thrown an error.\n const authToken = await refreshAuthToken(installationsImpl, forceRefresh);\n return authToken.token;\n}\nasync function completeInstallationRegistration(installations) {\n const { registrationPromise } = await getInstallationEntry(installations);\n if (registrationPromise) {\n // A createInstallation request is in progress. Wait until it finishes.\n await registrationPromise;\n }\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nasync function deleteInstallationRequest(appConfig, installationEntry) {\n const endpoint = getDeleteEndpoint(appConfig, installationEntry);\n const headers = getHeadersWithAuth(appConfig, installationEntry);\n const request = {\n method: 'DELETE',\n headers\n };\n const response = await retryIfServerError(() => fetch(endpoint, request));\n if (!response.ok) {\n throw await getErrorFromResponse('Delete Installation', response);\n }\n}\nfunction getDeleteEndpoint(appConfig, { fid }) {\n return `${getInstallationsEndpoint(appConfig)}/${fid}`;\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Deletes the Firebase Installation and all associated data.\n * @param installations - The `Installations` instance.\n *\n * @public\n */\nasync function deleteInstallations(installations) {\n const { appConfig } = installations;\n const entry = await update(appConfig, oldEntry => {\n if (oldEntry && oldEntry.registrationStatus === 0 /* RequestStatus.NOT_STARTED */) {\n // Delete the unregistered entry without sending a deleteInstallation request.\n return undefined;\n }\n return oldEntry;\n });\n if (entry) {\n if (entry.registrationStatus === 1 /* RequestStatus.IN_PROGRESS */) {\n // Can't delete while trying to register.\n throw ERROR_FACTORY.create(\"delete-pending-registration\" /* ErrorCode.DELETE_PENDING_REGISTRATION */);\n }\n else if (entry.registrationStatus === 2 /* RequestStatus.COMPLETED */) {\n if (!navigator.onLine) {\n throw ERROR_FACTORY.create(\"app-offline\" /* ErrorCode.APP_OFFLINE */);\n }\n else {\n await deleteInstallationRequest(appConfig, entry);\n await remove(appConfig);\n }\n }\n }\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Sets a new callback that will get called when Installation ID changes.\n * Returns an unsubscribe function that will remove the callback when called.\n * @param installations - The `Installations` instance.\n * @param callback - The callback function that is invoked when FID changes.\n * @returns A function that can be called to unsubscribe.\n *\n * @public\n */\nfunction onIdChange(installations, callback) {\n const { appConfig } = installations;\n addCallback(appConfig, callback);\n return () => {\n removeCallback(appConfig, callback);\n };\n}\n\n/**\n * @license\n * Copyright 2020 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Returns an instance of {@link Installations} associated with the given\n * {@link @firebase/app#FirebaseApp} instance.\n * @param app - The {@link @firebase/app#FirebaseApp} instance.\n *\n * @public\n */\nfunction getInstallations(app = getApp()) {\n const installationsImpl = _getProvider(app, 'installations').getImmediate();\n return installationsImpl;\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nfunction extractAppConfig(app) {\n if (!app || !app.options) {\n throw getMissingValueError('App Configuration');\n }\n if (!app.name) {\n throw getMissingValueError('App Name');\n }\n // Required app config keys\n const configKeys = [\n 'projectId',\n 'apiKey',\n 'appId'\n ];\n for (const keyName of configKeys) {\n if (!app.options[keyName]) {\n throw getMissingValueError(keyName);\n }\n }\n return {\n appName: app.name,\n projectId: app.options.projectId,\n apiKey: app.options.apiKey,\n appId: app.options.appId\n };\n}\nfunction getMissingValueError(valueName) {\n return ERROR_FACTORY.create(\"missing-app-config-values\" /* ErrorCode.MISSING_APP_CONFIG_VALUES */, {\n valueName\n });\n}\n\n/**\n * @license\n * Copyright 2020 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nconst INSTALLATIONS_NAME = 'installations';\nconst INSTALLATIONS_NAME_INTERNAL = 'installations-internal';\nconst publicFactory = (container) => {\n const app = container.getProvider('app').getImmediate();\n // Throws if app isn't configured properly.\n const appConfig = extractAppConfig(app);\n const heartbeatServiceProvider = _getProvider(app, 'heartbeat');\n const installationsImpl = {\n app,\n appConfig,\n heartbeatServiceProvider,\n _delete: () => Promise.resolve()\n };\n return installationsImpl;\n};\nconst internalFactory = (container) => {\n const app = container.getProvider('app').getImmediate();\n // Internal FIS instance relies on public FIS instance.\n const installations = _getProvider(app, INSTALLATIONS_NAME).getImmediate();\n const installationsInternal = {\n getId: () => getId(installations),\n getToken: (forceRefresh) => getToken(installations, forceRefresh)\n };\n return installationsInternal;\n};\nfunction registerInstallations() {\n _registerComponent(new Component(INSTALLATIONS_NAME, publicFactory, \"PUBLIC\" /* ComponentType.PUBLIC */));\n _registerComponent(new Component(INSTALLATIONS_NAME_INTERNAL, internalFactory, \"PRIVATE\" /* ComponentType.PRIVATE */));\n}\n\n/**\n * The Firebase Installations Web SDK.\n * This SDK does not work in a Node.js environment.\n *\n * @packageDocumentation\n */\nregisterInstallations();\nregisterVersion(name, version);\n// BUILD_TARGET will be replaced by values like esm2017, cjs2017, etc during the compilation\nregisterVersion(name, version, 'esm2017');\n\nexport { deleteInstallations, getId, getInstallations, getToken, onIdChange };\n//# sourceMappingURL=index.esm2017.js.map\n","/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * A container for all of the Logger instances\n */\nconst instances = [];\n/**\n * The JS SDK supports 5 log levels and also allows a user the ability to\n * silence the logs altogether.\n *\n * The order is a follows:\n * DEBUG < VERBOSE < INFO < WARN < ERROR\n *\n * All of the log types above the current log level will be captured (i.e. if\n * you set the log level to `INFO`, errors will still be logged, but `DEBUG` and\n * `VERBOSE` logs will not)\n */\nvar LogLevel;\n(function (LogLevel) {\n LogLevel[LogLevel[\"DEBUG\"] = 0] = \"DEBUG\";\n LogLevel[LogLevel[\"VERBOSE\"] = 1] = \"VERBOSE\";\n LogLevel[LogLevel[\"INFO\"] = 2] = \"INFO\";\n LogLevel[LogLevel[\"WARN\"] = 3] = \"WARN\";\n LogLevel[LogLevel[\"ERROR\"] = 4] = \"ERROR\";\n LogLevel[LogLevel[\"SILENT\"] = 5] = \"SILENT\";\n})(LogLevel || (LogLevel = {}));\nconst levelStringToEnum = {\n 'debug': LogLevel.DEBUG,\n 'verbose': LogLevel.VERBOSE,\n 'info': LogLevel.INFO,\n 'warn': LogLevel.WARN,\n 'error': LogLevel.ERROR,\n 'silent': LogLevel.SILENT\n};\n/**\n * The default log level\n */\nconst defaultLogLevel = LogLevel.INFO;\n/**\n * By default, `console.debug` is not displayed in the developer console (in\n * chrome). To avoid forcing users to have to opt-in to these logs twice\n * (i.e. once for firebase, and once in the console), we are sending `DEBUG`\n * logs to the `console.log` function.\n */\nconst ConsoleMethod = {\n [LogLevel.DEBUG]: 'log',\n [LogLevel.VERBOSE]: 'log',\n [LogLevel.INFO]: 'info',\n [LogLevel.WARN]: 'warn',\n [LogLevel.ERROR]: 'error'\n};\n/**\n * The default log handler will forward DEBUG, VERBOSE, INFO, WARN, and ERROR\n * messages on to their corresponding console counterparts (if the log method\n * is supported by the current log level)\n */\nconst defaultLogHandler = (instance, logType, ...args) => {\n if (logType < instance.logLevel) {\n return;\n }\n const now = new Date().toISOString();\n const method = ConsoleMethod[logType];\n if (method) {\n console[method](`[${now}] ${instance.name}:`, ...args);\n }\n else {\n throw new Error(`Attempted to log a message with an invalid logType (value: ${logType})`);\n }\n};\nclass Logger {\n /**\n * Gives you an instance of a Logger to capture messages according to\n * Firebase's logging scheme.\n *\n * @param name The name that the logs will be associated with\n */\n constructor(name) {\n this.name = name;\n /**\n * The log level of the given Logger instance.\n */\n this._logLevel = defaultLogLevel;\n /**\n * The main (internal) log handler for the Logger instance.\n * Can be set to a new function in internal package code but not by user.\n */\n this._logHandler = defaultLogHandler;\n /**\n * The optional, additional, user-defined log handler for the Logger instance.\n */\n this._userLogHandler = null;\n /**\n * Capture the current instance for later use\n */\n instances.push(this);\n }\n get logLevel() {\n return this._logLevel;\n }\n set logLevel(val) {\n if (!(val in LogLevel)) {\n throw new TypeError(`Invalid value \"${val}\" assigned to \\`logLevel\\``);\n }\n this._logLevel = val;\n }\n // Workaround for setter/getter having to be the same type.\n setLogLevel(val) {\n this._logLevel = typeof val === 'string' ? levelStringToEnum[val] : val;\n }\n get logHandler() {\n return this._logHandler;\n }\n set logHandler(val) {\n if (typeof val !== 'function') {\n throw new TypeError('Value assigned to `logHandler` must be a function');\n }\n this._logHandler = val;\n }\n get userLogHandler() {\n return this._userLogHandler;\n }\n set userLogHandler(val) {\n this._userLogHandler = val;\n }\n /**\n * The functions below are all based on the `console` interface\n */\n debug(...args) {\n this._userLogHandler && this._userLogHandler(this, LogLevel.DEBUG, ...args);\n this._logHandler(this, LogLevel.DEBUG, ...args);\n }\n log(...args) {\n this._userLogHandler &&\n this._userLogHandler(this, LogLevel.VERBOSE, ...args);\n this._logHandler(this, LogLevel.VERBOSE, ...args);\n }\n info(...args) {\n this._userLogHandler && this._userLogHandler(this, LogLevel.INFO, ...args);\n this._logHandler(this, LogLevel.INFO, ...args);\n }\n warn(...args) {\n this._userLogHandler && this._userLogHandler(this, LogLevel.WARN, ...args);\n this._logHandler(this, LogLevel.WARN, ...args);\n }\n error(...args) {\n this._userLogHandler && this._userLogHandler(this, LogLevel.ERROR, ...args);\n this._logHandler(this, LogLevel.ERROR, ...args);\n }\n}\nfunction setLogLevel(level) {\n instances.forEach(inst => {\n inst.setLogLevel(level);\n });\n}\nfunction setUserLogHandler(logCallback, options) {\n for (const instance of instances) {\n let customLogLevel = null;\n if (options && options.level) {\n customLogLevel = levelStringToEnum[options.level];\n }\n if (logCallback === null) {\n instance.userLogHandler = null;\n }\n else {\n instance.userLogHandler = (instance, level, ...args) => {\n const message = args\n .map(arg => {\n if (arg == null) {\n return null;\n }\n else if (typeof arg === 'string') {\n return arg;\n }\n else if (typeof arg === 'number' || typeof arg === 'boolean') {\n return arg.toString();\n }\n else if (arg instanceof Error) {\n return arg.message;\n }\n else {\n try {\n return JSON.stringify(arg);\n }\n catch (ignored) {\n return null;\n }\n }\n })\n .filter(arg => arg)\n .join(' ');\n if (level >= (customLogLevel !== null && customLogLevel !== void 0 ? customLogLevel : instance.logLevel)) {\n logCallback({\n level: LogLevel[level].toLowerCase(),\n message,\n args,\n type: instance.name\n });\n }\n };\n }\n }\n}\n\nexport { LogLevel, Logger, setLogLevel, setUserLogHandler };\n//# sourceMappingURL=index.esm2017.js.map\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/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nconst DEFAULT_SW_PATH = '/firebase-messaging-sw.js';\nconst DEFAULT_SW_SCOPE = '/firebase-cloud-messaging-push-scope';\nconst DEFAULT_VAPID_KEY = 'BDOU99-h67HcA6JeFXHbSNMu7e2yNNu3RzoMj8TM4W88jITfq7ZmPvIM1Iv-4_l2LxQcYwhqby2xGpWwzjfAnG4';\nconst ENDPOINT = 'https://fcmregistrations.googleapis.com/v1';\nconst CONSOLE_CAMPAIGN_ID = 'google.c.a.c_id';\nconst CONSOLE_CAMPAIGN_NAME = 'google.c.a.c_l';\nconst CONSOLE_CAMPAIGN_TIME = 'google.c.a.ts';\n/** Set to '1' if Analytics is enabled for the campaign */\nconst CONSOLE_CAMPAIGN_ANALYTICS_ENABLED = 'google.c.a.e';\nconst DEFAULT_REGISTRATION_TIMEOUT = 10000;\nvar MessageType$1;\n(function (MessageType) {\n MessageType[MessageType[\"DATA_MESSAGE\"] = 1] = \"DATA_MESSAGE\";\n MessageType[MessageType[\"DISPLAY_NOTIFICATION\"] = 3] = \"DISPLAY_NOTIFICATION\";\n})(MessageType$1 || (MessageType$1 = {}));\n\n/**\n * @license\n * Copyright 2018 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\"); you may not use this file except\n * in compliance with the License. You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software distributed under the License\n * is distributed on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express\n * or implied. See the License for the specific language governing permissions and limitations under\n * the License.\n */\nvar MessageType;\n(function (MessageType) {\n MessageType[\"PUSH_RECEIVED\"] = \"push-received\";\n MessageType[\"NOTIFICATION_CLICKED\"] = \"notification-clicked\";\n})(MessageType || (MessageType = {}));\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nfunction arrayToBase64(array) {\n const uint8Array = new Uint8Array(array);\n const base64String = btoa(String.fromCharCode(...uint8Array));\n return base64String.replace(/=/g, '').replace(/\\+/g, '-').replace(/\\//g, '_');\n}\nfunction base64ToArray(base64String) {\n const padding = '='.repeat((4 - (base64String.length % 4)) % 4);\n const base64 = (base64String + padding)\n .replace(/\\-/g, '+')\n .replace(/_/g, '/');\n const rawData = atob(base64);\n const outputArray = new Uint8Array(rawData.length);\n for (let i = 0; i < rawData.length; ++i) {\n outputArray[i] = rawData.charCodeAt(i);\n }\n return outputArray;\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nconst OLD_DB_NAME = 'fcm_token_details_db';\n/**\n * The last DB version of 'fcm_token_details_db' was 4. This is one higher, so that the upgrade\n * callback is called for all versions of the old DB.\n */\nconst OLD_DB_VERSION = 5;\nconst OLD_OBJECT_STORE_NAME = 'fcm_token_object_Store';\nasync function migrateOldDatabase(senderId) {\n if ('databases' in indexedDB) {\n // indexedDb.databases() is an IndexedDB v3 API and does not exist in all browsers. TODO: Remove\n // typecast when it lands in TS types.\n const databases = await indexedDB.databases();\n const dbNames = databases.map(db => db.name);\n if (!dbNames.includes(OLD_DB_NAME)) {\n // old DB didn't exist, no need to open.\n return null;\n }\n }\n let tokenDetails = null;\n const db = await openDB(OLD_DB_NAME, OLD_DB_VERSION, {\n upgrade: async (db, oldVersion, newVersion, upgradeTransaction) => {\n var _a;\n if (oldVersion < 2) {\n // Database too old, skip migration.\n return;\n }\n if (!db.objectStoreNames.contains(OLD_OBJECT_STORE_NAME)) {\n // Database did not exist. Nothing to do.\n return;\n }\n const objectStore = upgradeTransaction.objectStore(OLD_OBJECT_STORE_NAME);\n const value = await objectStore.index('fcmSenderId').get(senderId);\n await objectStore.clear();\n if (!value) {\n // No entry in the database, nothing to migrate.\n return;\n }\n if (oldVersion === 2) {\n const oldDetails = value;\n if (!oldDetails.auth || !oldDetails.p256dh || !oldDetails.endpoint) {\n return;\n }\n tokenDetails = {\n token: oldDetails.fcmToken,\n createTime: (_a = oldDetails.createTime) !== null && _a !== void 0 ? _a : Date.now(),\n subscriptionOptions: {\n auth: oldDetails.auth,\n p256dh: oldDetails.p256dh,\n endpoint: oldDetails.endpoint,\n swScope: oldDetails.swScope,\n vapidKey: typeof oldDetails.vapidKey === 'string'\n ? oldDetails.vapidKey\n : arrayToBase64(oldDetails.vapidKey)\n }\n };\n }\n else if (oldVersion === 3) {\n const oldDetails = value;\n tokenDetails = {\n token: oldDetails.fcmToken,\n createTime: oldDetails.createTime,\n subscriptionOptions: {\n auth: arrayToBase64(oldDetails.auth),\n p256dh: arrayToBase64(oldDetails.p256dh),\n endpoint: oldDetails.endpoint,\n swScope: oldDetails.swScope,\n vapidKey: arrayToBase64(oldDetails.vapidKey)\n }\n };\n }\n else if (oldVersion === 4) {\n const oldDetails = value;\n tokenDetails = {\n token: oldDetails.fcmToken,\n createTime: oldDetails.createTime,\n subscriptionOptions: {\n auth: arrayToBase64(oldDetails.auth),\n p256dh: arrayToBase64(oldDetails.p256dh),\n endpoint: oldDetails.endpoint,\n swScope: oldDetails.swScope,\n vapidKey: arrayToBase64(oldDetails.vapidKey)\n }\n };\n }\n }\n });\n db.close();\n // Delete all old databases.\n await deleteDB(OLD_DB_NAME);\n await deleteDB('fcm_vapid_details_db');\n await deleteDB('undefined');\n return checkTokenDetails(tokenDetails) ? tokenDetails : null;\n}\nfunction checkTokenDetails(tokenDetails) {\n if (!tokenDetails || !tokenDetails.subscriptionOptions) {\n return false;\n }\n const { subscriptionOptions } = tokenDetails;\n return (typeof tokenDetails.createTime === 'number' &&\n tokenDetails.createTime > 0 &&\n typeof tokenDetails.token === 'string' &&\n tokenDetails.token.length > 0 &&\n typeof subscriptionOptions.auth === 'string' &&\n subscriptionOptions.auth.length > 0 &&\n typeof subscriptionOptions.p256dh === 'string' &&\n subscriptionOptions.p256dh.length > 0 &&\n typeof subscriptionOptions.endpoint === 'string' &&\n subscriptionOptions.endpoint.length > 0 &&\n typeof subscriptionOptions.swScope === 'string' &&\n subscriptionOptions.swScope.length > 0 &&\n typeof subscriptionOptions.vapidKey === 'string' &&\n subscriptionOptions.vapidKey.length > 0);\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n// Exported for tests.\nconst DATABASE_NAME = 'firebase-messaging-database';\nconst DATABASE_VERSION = 1;\nconst OBJECT_STORE_NAME = 'firebase-messaging-store';\nlet dbPromise = null;\nfunction getDbPromise() {\n if (!dbPromise) {\n dbPromise = openDB(DATABASE_NAME, DATABASE_VERSION, {\n upgrade: (upgradeDb, oldVersion) => {\n // We don't use 'break' in this switch statement, the fall-through behavior is what we want,\n // because if there are multiple versions between the old version and the current version, we\n // want ALL the migrations that correspond to those versions to run, not only the last one.\n // eslint-disable-next-line default-case\n switch (oldVersion) {\n case 0:\n upgradeDb.createObjectStore(OBJECT_STORE_NAME);\n }\n }\n });\n }\n return dbPromise;\n}\n/** Gets record(s) from the objectStore that match the given key. */\nasync function dbGet(firebaseDependencies) {\n const key = getKey(firebaseDependencies);\n const db = await getDbPromise();\n const tokenDetails = (await db\n .transaction(OBJECT_STORE_NAME)\n .objectStore(OBJECT_STORE_NAME)\n .get(key));\n if (tokenDetails) {\n return tokenDetails;\n }\n else {\n // Check if there is a tokenDetails object in the old DB.\n const oldTokenDetails = await migrateOldDatabase(firebaseDependencies.appConfig.senderId);\n if (oldTokenDetails) {\n await dbSet(firebaseDependencies, oldTokenDetails);\n return oldTokenDetails;\n }\n }\n}\n/** Assigns or overwrites the record for the given key with the given value. */\nasync function dbSet(firebaseDependencies, tokenDetails) {\n const key = getKey(firebaseDependencies);\n const db = await getDbPromise();\n const tx = db.transaction(OBJECT_STORE_NAME, 'readwrite');\n await tx.objectStore(OBJECT_STORE_NAME).put(tokenDetails, key);\n await tx.done;\n return tokenDetails;\n}\n/** Removes record(s) from the objectStore that match the given key. */\nasync function dbRemove(firebaseDependencies) {\n const key = getKey(firebaseDependencies);\n const db = await getDbPromise();\n const tx = db.transaction(OBJECT_STORE_NAME, 'readwrite');\n await tx.objectStore(OBJECT_STORE_NAME).delete(key);\n await tx.done;\n}\nfunction getKey({ appConfig }) {\n return appConfig.appId;\n}\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nconst ERROR_MAP = {\n [\"missing-app-config-values\" /* ErrorCode.MISSING_APP_CONFIG_VALUES */]: 'Missing App configuration value: \"{$valueName}\"',\n [\"only-available-in-window\" /* ErrorCode.AVAILABLE_IN_WINDOW */]: 'This method is available in a Window context.',\n [\"only-available-in-sw\" /* ErrorCode.AVAILABLE_IN_SW */]: 'This method is available in a service worker context.',\n [\"permission-default\" /* ErrorCode.PERMISSION_DEFAULT */]: 'The notification permission was not granted and dismissed instead.',\n [\"permission-blocked\" /* ErrorCode.PERMISSION_BLOCKED */]: 'The notification permission was not granted and blocked instead.',\n [\"unsupported-browser\" /* ErrorCode.UNSUPPORTED_BROWSER */]: \"This browser doesn't support the API's required to use the Firebase SDK.\",\n [\"indexed-db-unsupported\" /* ErrorCode.INDEXED_DB_UNSUPPORTED */]: \"This browser doesn't support indexedDb.open() (ex. Safari iFrame, Firefox Private Browsing, etc)\",\n [\"failed-service-worker-registration\" /* ErrorCode.FAILED_DEFAULT_REGISTRATION */]: 'We are unable to register the default service worker. {$browserErrorMessage}',\n [\"token-subscribe-failed\" /* ErrorCode.TOKEN_SUBSCRIBE_FAILED */]: 'A problem occurred while subscribing the user to FCM: {$errorInfo}',\n [\"token-subscribe-no-token\" /* ErrorCode.TOKEN_SUBSCRIBE_NO_TOKEN */]: 'FCM returned no token when subscribing the user to push.',\n [\"token-unsubscribe-failed\" /* ErrorCode.TOKEN_UNSUBSCRIBE_FAILED */]: 'A problem occurred while unsubscribing the ' +\n 'user from FCM: {$errorInfo}',\n [\"token-update-failed\" /* ErrorCode.TOKEN_UPDATE_FAILED */]: 'A problem occurred while updating the user from FCM: {$errorInfo}',\n [\"token-update-no-token\" /* ErrorCode.TOKEN_UPDATE_NO_TOKEN */]: 'FCM returned no token when updating the user to push.',\n [\"use-sw-after-get-token\" /* ErrorCode.USE_SW_AFTER_GET_TOKEN */]: 'The useServiceWorker() method may only be called once and must be ' +\n 'called before calling getToken() to ensure your service worker is used.',\n [\"invalid-sw-registration\" /* ErrorCode.INVALID_SW_REGISTRATION */]: 'The input to useServiceWorker() must be a ServiceWorkerRegistration.',\n [\"invalid-bg-handler\" /* ErrorCode.INVALID_BG_HANDLER */]: 'The input to setBackgroundMessageHandler() must be a function.',\n [\"invalid-vapid-key\" /* ErrorCode.INVALID_VAPID_KEY */]: 'The public VAPID key must be a string.',\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 ' +\n 'called before calling getToken() to ensure your VAPID key is used.'\n};\nconst ERROR_FACTORY = new ErrorFactory('messaging', 'Messaging', ERROR_MAP);\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nasync function requestGetToken(firebaseDependencies, subscriptionOptions) {\n const headers = await getHeaders(firebaseDependencies);\n const body = getBody(subscriptionOptions);\n const subscribeOptions = {\n method: 'POST',\n headers,\n body: JSON.stringify(body)\n };\n let responseData;\n try {\n const response = await fetch(getEndpoint(firebaseDependencies.appConfig), subscribeOptions);\n responseData = await response.json();\n }\n catch (err) {\n throw ERROR_FACTORY.create(\"token-subscribe-failed\" /* ErrorCode.TOKEN_SUBSCRIBE_FAILED */, {\n errorInfo: err === null || err === void 0 ? void 0 : err.toString()\n });\n }\n if (responseData.error) {\n const message = responseData.error.message;\n throw ERROR_FACTORY.create(\"token-subscribe-failed\" /* ErrorCode.TOKEN_SUBSCRIBE_FAILED */, {\n errorInfo: message\n });\n }\n if (!responseData.token) {\n throw ERROR_FACTORY.create(\"token-subscribe-no-token\" /* ErrorCode.TOKEN_SUBSCRIBE_NO_TOKEN */);\n }\n return responseData.token;\n}\nasync function requestUpdateToken(firebaseDependencies, tokenDetails) {\n const headers = await getHeaders(firebaseDependencies);\n const body = getBody(tokenDetails.subscriptionOptions);\n const updateOptions = {\n method: 'PATCH',\n headers,\n body: JSON.stringify(body)\n };\n let responseData;\n try {\n const response = await fetch(`${getEndpoint(firebaseDependencies.appConfig)}/${tokenDetails.token}`, updateOptions);\n responseData = await response.json();\n }\n catch (err) {\n throw ERROR_FACTORY.create(\"token-update-failed\" /* ErrorCode.TOKEN_UPDATE_FAILED */, {\n errorInfo: err === null || err === void 0 ? void 0 : err.toString()\n });\n }\n if (responseData.error) {\n const message = responseData.error.message;\n throw ERROR_FACTORY.create(\"token-update-failed\" /* ErrorCode.TOKEN_UPDATE_FAILED */, {\n errorInfo: message\n });\n }\n if (!responseData.token) {\n throw ERROR_FACTORY.create(\"token-update-no-token\" /* ErrorCode.TOKEN_UPDATE_NO_TOKEN */);\n }\n return responseData.token;\n}\nasync function requestDeleteToken(firebaseDependencies, token) {\n const headers = await getHeaders(firebaseDependencies);\n const unsubscribeOptions = {\n method: 'DELETE',\n headers\n };\n try {\n const response = await fetch(`${getEndpoint(firebaseDependencies.appConfig)}/${token}`, unsubscribeOptions);\n const responseData = await response.json();\n if (responseData.error) {\n const message = responseData.error.message;\n throw ERROR_FACTORY.create(\"token-unsubscribe-failed\" /* ErrorCode.TOKEN_UNSUBSCRIBE_FAILED */, {\n errorInfo: message\n });\n }\n }\n catch (err) {\n throw ERROR_FACTORY.create(\"token-unsubscribe-failed\" /* ErrorCode.TOKEN_UNSUBSCRIBE_FAILED */, {\n errorInfo: err === null || err === void 0 ? void 0 : err.toString()\n });\n }\n}\nfunction getEndpoint({ projectId }) {\n return `${ENDPOINT}/projects/${projectId}/registrations`;\n}\nasync function getHeaders({ appConfig, installations }) {\n const authToken = await installations.getToken();\n return new Headers({\n 'Content-Type': 'application/json',\n Accept: 'application/json',\n 'x-goog-api-key': appConfig.apiKey,\n 'x-goog-firebase-installations-auth': `FIS ${authToken}`\n });\n}\nfunction getBody({ p256dh, auth, endpoint, vapidKey }) {\n const body = {\n web: {\n endpoint,\n auth,\n p256dh\n }\n };\n if (vapidKey !== DEFAULT_VAPID_KEY) {\n body.web.applicationPubKey = vapidKey;\n }\n return body;\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n// UpdateRegistration will be called once every week.\nconst TOKEN_EXPIRATION_MS = 7 * 24 * 60 * 60 * 1000; // 7 days\nasync function getTokenInternal(messaging) {\n const pushSubscription = await getPushSubscription(messaging.swRegistration, messaging.vapidKey);\n const subscriptionOptions = {\n vapidKey: messaging.vapidKey,\n swScope: messaging.swRegistration.scope,\n endpoint: pushSubscription.endpoint,\n auth: arrayToBase64(pushSubscription.getKey('auth')),\n p256dh: arrayToBase64(pushSubscription.getKey('p256dh'))\n };\n const tokenDetails = await dbGet(messaging.firebaseDependencies);\n if (!tokenDetails) {\n // No token, get a new one.\n return getNewToken(messaging.firebaseDependencies, subscriptionOptions);\n }\n else if (!isTokenValid(tokenDetails.subscriptionOptions, subscriptionOptions)) {\n // Invalid token, get a new one.\n try {\n await requestDeleteToken(messaging.firebaseDependencies, tokenDetails.token);\n }\n catch (e) {\n // Suppress errors because of #2364\n console.warn(e);\n }\n return getNewToken(messaging.firebaseDependencies, subscriptionOptions);\n }\n else if (Date.now() >= tokenDetails.createTime + TOKEN_EXPIRATION_MS) {\n // Weekly token refresh\n return updateToken(messaging, {\n token: tokenDetails.token,\n createTime: Date.now(),\n subscriptionOptions\n });\n }\n else {\n // Valid token, nothing to do.\n return tokenDetails.token;\n }\n}\n/**\n * This method deletes the token from the database, unsubscribes the token from FCM, and unregisters\n * the push subscription if it exists.\n */\nasync function deleteTokenInternal(messaging) {\n const tokenDetails = await dbGet(messaging.firebaseDependencies);\n if (tokenDetails) {\n await requestDeleteToken(messaging.firebaseDependencies, tokenDetails.token);\n await dbRemove(messaging.firebaseDependencies);\n }\n // Unsubscribe from the push subscription.\n const pushSubscription = await messaging.swRegistration.pushManager.getSubscription();\n if (pushSubscription) {\n return pushSubscription.unsubscribe();\n }\n // If there's no SW, consider it a success.\n return true;\n}\nasync function updateToken(messaging, tokenDetails) {\n try {\n const updatedToken = await requestUpdateToken(messaging.firebaseDependencies, tokenDetails);\n const updatedTokenDetails = Object.assign(Object.assign({}, tokenDetails), { token: updatedToken, createTime: Date.now() });\n await dbSet(messaging.firebaseDependencies, updatedTokenDetails);\n return updatedToken;\n }\n catch (e) {\n throw e;\n }\n}\nasync function getNewToken(firebaseDependencies, subscriptionOptions) {\n const token = await requestGetToken(firebaseDependencies, subscriptionOptions);\n const tokenDetails = {\n token,\n createTime: Date.now(),\n subscriptionOptions\n };\n await dbSet(firebaseDependencies, tokenDetails);\n return tokenDetails.token;\n}\n/**\n * Gets a PushSubscription for the current user.\n */\nasync function getPushSubscription(swRegistration, vapidKey) {\n const subscription = await swRegistration.pushManager.getSubscription();\n if (subscription) {\n return subscription;\n }\n return swRegistration.pushManager.subscribe({\n userVisibleOnly: true,\n // Chrome <= 75 doesn't support base64-encoded VAPID key. For backward compatibility, VAPID key\n // submitted to pushManager#subscribe must be of type Uint8Array.\n applicationServerKey: base64ToArray(vapidKey)\n });\n}\n/**\n * Checks if the saved tokenDetails object matches the configuration provided.\n */\nfunction isTokenValid(dbOptions, currentOptions) {\n const isVapidKeyEqual = currentOptions.vapidKey === dbOptions.vapidKey;\n const isEndpointEqual = currentOptions.endpoint === dbOptions.endpoint;\n const isAuthEqual = currentOptions.auth === dbOptions.auth;\n const isP256dhEqual = currentOptions.p256dh === dbOptions.p256dh;\n return isVapidKeyEqual && isEndpointEqual && isAuthEqual && isP256dhEqual;\n}\n\n/**\n * @license\n * Copyright 2020 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nfunction externalizePayload(internalPayload) {\n const payload = {\n from: internalPayload.from,\n // eslint-disable-next-line camelcase\n collapseKey: internalPayload.collapse_key,\n // eslint-disable-next-line camelcase\n messageId: internalPayload.fcmMessageId\n };\n propagateNotificationPayload(payload, internalPayload);\n propagateDataPayload(payload, internalPayload);\n propagateFcmOptions(payload, internalPayload);\n return payload;\n}\nfunction propagateNotificationPayload(payload, messagePayloadInternal) {\n if (!messagePayloadInternal.notification) {\n return;\n }\n payload.notification = {};\n const title = messagePayloadInternal.notification.title;\n if (!!title) {\n payload.notification.title = title;\n }\n const body = messagePayloadInternal.notification.body;\n if (!!body) {\n payload.notification.body = body;\n }\n const image = messagePayloadInternal.notification.image;\n if (!!image) {\n payload.notification.image = image;\n }\n const icon = messagePayloadInternal.notification.icon;\n if (!!icon) {\n payload.notification.icon = icon;\n }\n}\nfunction propagateDataPayload(payload, messagePayloadInternal) {\n if (!messagePayloadInternal.data) {\n return;\n }\n payload.data = messagePayloadInternal.data;\n}\nfunction propagateFcmOptions(payload, messagePayloadInternal) {\n var _a, _b, _c, _d, _e;\n // fcmOptions.link value is written into notification.click_action. see more in b/232072111\n if (!messagePayloadInternal.fcmOptions &&\n !((_a = messagePayloadInternal.notification) === null || _a === void 0 ? void 0 : _a.click_action)) {\n return;\n }\n payload.fcmOptions = {};\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;\n if (!!link) {\n payload.fcmOptions.link = link;\n }\n // eslint-disable-next-line camelcase\n const analyticsLabel = (_e = messagePayloadInternal.fcmOptions) === null || _e === void 0 ? void 0 : _e.analytics_label;\n if (!!analyticsLabel) {\n payload.fcmOptions.analyticsLabel = analyticsLabel;\n }\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nfunction isConsoleMessage(data) {\n // This message has a campaign ID, meaning it was sent using the Firebase Console.\n return typeof data === 'object' && !!data && CONSOLE_CAMPAIGN_ID in data;\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n_mergeStrings('AzSCbw63g1R0nCw85jG8', 'Iaya3yLKwmgvh7cF0q4');\nfunction _mergeStrings(s1, s2) {\n const resultArray = [];\n for (let i = 0; i < s1.length; i++) {\n resultArray.push(s1.charAt(i));\n if (i < s2.length) {\n resultArray.push(s2.charAt(i));\n }\n }\n return resultArray.join('');\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nfunction extractAppConfig(app) {\n if (!app || !app.options) {\n throw getMissingValueError('App Configuration Object');\n }\n if (!app.name) {\n throw getMissingValueError('App Name');\n }\n // Required app config keys\n const configKeys = [\n 'projectId',\n 'apiKey',\n 'appId',\n 'messagingSenderId'\n ];\n const { options } = app;\n for (const keyName of configKeys) {\n if (!options[keyName]) {\n throw getMissingValueError(keyName);\n }\n }\n return {\n appName: app.name,\n projectId: options.projectId,\n apiKey: options.apiKey,\n appId: options.appId,\n senderId: options.messagingSenderId\n };\n}\nfunction getMissingValueError(valueName) {\n return ERROR_FACTORY.create(\"missing-app-config-values\" /* ErrorCode.MISSING_APP_CONFIG_VALUES */, {\n valueName\n });\n}\n\n/**\n * @license\n * Copyright 2020 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nclass MessagingService {\n constructor(app, installations, analyticsProvider) {\n // logging is only done with end user consent. Default to false.\n this.deliveryMetricsExportedToBigQueryEnabled = false;\n this.onBackgroundMessageHandler = null;\n this.onMessageHandler = null;\n this.logEvents = [];\n this.isLogServiceStarted = false;\n const appConfig = extractAppConfig(app);\n this.firebaseDependencies = {\n app,\n appConfig,\n installations,\n analyticsProvider\n };\n }\n _delete() {\n return Promise.resolve();\n }\n}\n\n/**\n * @license\n * Copyright 2020 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nasync function registerDefaultSw(messaging) {\n try {\n messaging.swRegistration = await navigator.serviceWorker.register(DEFAULT_SW_PATH, {\n scope: DEFAULT_SW_SCOPE\n });\n // The timing when browser updates sw when sw has an update is unreliable from experiment. It\n // leads to version conflict when the SDK upgrades to a newer version in the main page, but sw\n // is stuck with the old version. For example,\n // https://github.com/firebase/firebase-js-sdk/issues/2590 The following line reliably updates\n // sw if there was an update.\n messaging.swRegistration.update().catch(() => {\n /* it is non blocking and we don't care if it failed */\n });\n await waitForRegistrationActive(messaging.swRegistration);\n }\n catch (e) {\n throw ERROR_FACTORY.create(\"failed-service-worker-registration\" /* ErrorCode.FAILED_DEFAULT_REGISTRATION */, {\n browserErrorMessage: e === null || e === void 0 ? void 0 : e.message\n });\n }\n}\n/**\n * Waits for registration to become active. MDN documentation claims that\n * a service worker registration should be ready to use after awaiting\n * navigator.serviceWorker.register() but that doesn't seem to be the case in\n * practice, causing the SDK to throw errors when calling\n * swRegistration.pushManager.subscribe() too soon after register(). The only\n * solution seems to be waiting for the service worker registration `state`\n * to become \"active\".\n */\nasync function waitForRegistrationActive(registration) {\n return new Promise((resolve, reject) => {\n const rejectTimeout = setTimeout(() => reject(new Error(`Service worker not registered after ${DEFAULT_REGISTRATION_TIMEOUT} ms`)), DEFAULT_REGISTRATION_TIMEOUT);\n const incomingSw = registration.installing || registration.waiting;\n if (registration.active) {\n clearTimeout(rejectTimeout);\n resolve();\n }\n else if (incomingSw) {\n incomingSw.onstatechange = ev => {\n var _a;\n if (((_a = ev.target) === null || _a === void 0 ? void 0 : _a.state) === 'activated') {\n incomingSw.onstatechange = null;\n clearTimeout(rejectTimeout);\n resolve();\n }\n };\n }\n else {\n clearTimeout(rejectTimeout);\n reject(new Error('No incoming service worker found.'));\n }\n });\n}\n\n/**\n * @license\n * Copyright 2020 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nasync function updateSwReg(messaging, swRegistration) {\n if (!swRegistration && !messaging.swRegistration) {\n await registerDefaultSw(messaging);\n }\n if (!swRegistration && !!messaging.swRegistration) {\n return;\n }\n if (!(swRegistration instanceof ServiceWorkerRegistration)) {\n throw ERROR_FACTORY.create(\"invalid-sw-registration\" /* ErrorCode.INVALID_SW_REGISTRATION */);\n }\n messaging.swRegistration = swRegistration;\n}\n\n/**\n * @license\n * Copyright 2020 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nasync function updateVapidKey(messaging, vapidKey) {\n if (!!vapidKey) {\n messaging.vapidKey = vapidKey;\n }\n else if (!messaging.vapidKey) {\n messaging.vapidKey = DEFAULT_VAPID_KEY;\n }\n}\n\n/**\n * @license\n * Copyright 2020 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nasync function getToken$1(messaging, options) {\n if (!navigator) {\n throw ERROR_FACTORY.create(\"only-available-in-window\" /* ErrorCode.AVAILABLE_IN_WINDOW */);\n }\n if (Notification.permission === 'default') {\n await Notification.requestPermission();\n }\n if (Notification.permission !== 'granted') {\n throw ERROR_FACTORY.create(\"permission-blocked\" /* ErrorCode.PERMISSION_BLOCKED */);\n }\n await updateVapidKey(messaging, options === null || options === void 0 ? void 0 : options.vapidKey);\n await updateSwReg(messaging, options === null || options === void 0 ? void 0 : options.serviceWorkerRegistration);\n return getTokenInternal(messaging);\n}\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nasync function logToScion(messaging, messageType, data) {\n const eventType = getEventType(messageType);\n const analytics = await messaging.firebaseDependencies.analyticsProvider.get();\n analytics.logEvent(eventType, {\n /* eslint-disable camelcase */\n message_id: data[CONSOLE_CAMPAIGN_ID],\n message_name: data[CONSOLE_CAMPAIGN_NAME],\n message_time: data[CONSOLE_CAMPAIGN_TIME],\n message_device_time: Math.floor(Date.now() / 1000)\n /* eslint-enable camelcase */\n });\n}\nfunction getEventType(messageType) {\n switch (messageType) {\n case MessageType.NOTIFICATION_CLICKED:\n return 'notification_open';\n case MessageType.PUSH_RECEIVED:\n return 'notification_foreground';\n default:\n throw new Error();\n }\n}\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nasync function messageEventListener(messaging, event) {\n const internalPayload = event.data;\n if (!internalPayload.isFirebaseMessaging) {\n return;\n }\n if (messaging.onMessageHandler &&\n internalPayload.messageType === MessageType.PUSH_RECEIVED) {\n if (typeof messaging.onMessageHandler === 'function') {\n messaging.onMessageHandler(externalizePayload(internalPayload));\n }\n else {\n messaging.onMessageHandler.next(externalizePayload(internalPayload));\n }\n }\n // Log to Scion if applicable\n const dataPayload = internalPayload.data;\n if (isConsoleMessage(dataPayload) &&\n dataPayload[CONSOLE_CAMPAIGN_ANALYTICS_ENABLED] === '1') {\n await logToScion(messaging, internalPayload.messageType, dataPayload);\n }\n}\n\nconst name = \"@firebase/messaging\";\nconst version = \"0.12.17\";\n\n/**\n * @license\n * Copyright 2020 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nconst WindowMessagingFactory = (container) => {\n const messaging = new MessagingService(container.getProvider('app').getImmediate(), container.getProvider('installations-internal').getImmediate(), container.getProvider('analytics-internal'));\n navigator.serviceWorker.addEventListener('message', e => messageEventListener(messaging, e));\n return messaging;\n};\nconst WindowMessagingInternalFactory = (container) => {\n const messaging = container\n .getProvider('messaging')\n .getImmediate();\n const messagingInternal = {\n getToken: (options) => getToken$1(messaging, options)\n };\n return messagingInternal;\n};\nfunction registerMessagingInWindow() {\n _registerComponent(new Component('messaging', WindowMessagingFactory, \"PUBLIC\" /* ComponentType.PUBLIC */));\n _registerComponent(new Component('messaging-internal', WindowMessagingInternalFactory, \"PRIVATE\" /* ComponentType.PRIVATE */));\n registerVersion(name, version);\n // BUILD_TARGET will be replaced by values like esm2017, cjs2017, etc during the compilation\n registerVersion(name, version, 'esm2017');\n}\n\n/**\n * @license\n * Copyright 2020 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Checks if all required APIs exist in the browser.\n * @returns a Promise that resolves to a boolean.\n *\n * @public\n */\nasync function isWindowSupported() {\n try {\n // This throws if open() is unsupported, so adding it to the conditional\n // statement below can cause an uncaught error.\n await validateIndexedDBOpenable();\n }\n catch (e) {\n return false;\n }\n // firebase-js-sdk/issues/2393 reveals that idb#open in Safari iframe and Firefox private browsing\n // might be prohibited to run. In these contexts, an error would be thrown during the messaging\n // instantiating phase, informing the developers to import/call isSupported for special handling.\n return (typeof window !== 'undefined' &&\n isIndexedDBAvailable() &&\n areCookiesEnabled() &&\n 'serviceWorker' in navigator &&\n 'PushManager' in window &&\n 'Notification' in window &&\n 'fetch' in window &&\n ServiceWorkerRegistration.prototype.hasOwnProperty('showNotification') &&\n PushSubscription.prototype.hasOwnProperty('getKey'));\n}\n\n/**\n * @license\n * Copyright 2020 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nasync function deleteToken$1(messaging) {\n if (!navigator) {\n throw ERROR_FACTORY.create(\"only-available-in-window\" /* ErrorCode.AVAILABLE_IN_WINDOW */);\n }\n if (!messaging.swRegistration) {\n await registerDefaultSw(messaging);\n }\n return deleteTokenInternal(messaging);\n}\n\n/**\n * @license\n * Copyright 2020 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nfunction onMessage$1(messaging, nextOrObserver) {\n if (!navigator) {\n throw ERROR_FACTORY.create(\"only-available-in-window\" /* ErrorCode.AVAILABLE_IN_WINDOW */);\n }\n messaging.onMessageHandler = nextOrObserver;\n return () => {\n messaging.onMessageHandler = null;\n };\n}\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Retrieves a Firebase Cloud Messaging instance.\n *\n * @returns The Firebase Cloud Messaging instance associated with the provided firebase app.\n *\n * @public\n */\nfunction getMessagingInWindow(app = getApp()) {\n // Conscious decision to make this async check non-blocking during the messaging instance\n // initialization phase for performance consideration. An error would be thrown latter for\n // developer's information. Developers can then choose to import and call `isSupported` for\n // special handling.\n isWindowSupported().then(isSupported => {\n // If `isWindowSupported()` resolved, but returned false.\n if (!isSupported) {\n throw ERROR_FACTORY.create(\"unsupported-browser\" /* ErrorCode.UNSUPPORTED_BROWSER */);\n }\n }, _ => {\n // If `isWindowSupported()` rejected.\n throw ERROR_FACTORY.create(\"indexed-db-unsupported\" /* ErrorCode.INDEXED_DB_UNSUPPORTED */);\n });\n return _getProvider(getModularInstance(app), 'messaging').getImmediate();\n}\n/**\n * Subscribes the {@link Messaging} instance to push notifications. Returns a Firebase Cloud\n * Messaging registration token that can be used to send push messages to that {@link Messaging}\n * instance.\n *\n * If notification permission isn't already granted, this method asks the user for permission. The\n * returned promise rejects if the user does not allow the app to show notifications.\n *\n * @param messaging - The {@link Messaging} instance.\n * @param options - Provides an optional vapid key and an optional service worker registration.\n *\n * @returns The promise resolves with an FCM registration token.\n *\n * @public\n */\nasync function getToken(messaging, options) {\n messaging = getModularInstance(messaging);\n return getToken$1(messaging, options);\n}\n/**\n * Deletes the registration token associated with this {@link Messaging} instance and unsubscribes\n * the {@link Messaging} instance from the push subscription.\n *\n * @param messaging - The {@link Messaging} instance.\n *\n * @returns The promise resolves when the token has been successfully deleted.\n *\n * @public\n */\nfunction deleteToken(messaging) {\n messaging = getModularInstance(messaging);\n return deleteToken$1(messaging);\n}\n/**\n * When a push message is received and the user is currently on a page for your origin, the\n * message is passed to the page and an `onMessage()` event is dispatched with the payload of\n * the push message.\n *\n *\n * @param messaging - The {@link Messaging} instance.\n * @param nextOrObserver - This function, or observer object with `next` defined,\n * is called when a message is received and the user is currently viewing your page.\n * @returns To stop listening for messages execute this returned function.\n *\n * @public\n */\nfunction onMessage(messaging, nextOrObserver) {\n messaging = getModularInstance(messaging);\n return onMessage$1(messaging, nextOrObserver);\n}\n\n/**\n * The Firebase Cloud Messaging Web SDK.\n * This SDK does not work in a Node.js environment.\n *\n * @packageDocumentation\n */\nregisterMessagingInWindow();\n\nexport { deleteToken, getMessagingInWindow as getMessaging, getToken, isWindowSupported as isSupported, onMessage };\n//# sourceMappingURL=index.esm2017.js.map\n","import { getDefaultsFromPostinstall } from './postinstall.mjs';\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * @fileoverview Firebase constants. Some of these (@defines) can be overridden at compile-time.\n */\nconst CONSTANTS = {\n /**\n * @define {boolean} Whether this is the client Node.js SDK.\n */\n NODE_CLIENT: false,\n /**\n * @define {boolean} Whether this is the Admin Node.js SDK.\n */\n NODE_ADMIN: false,\n /**\n * Firebase SDK Version\n */\n SDK_VERSION: '${JSCORE_VERSION}'\n};\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Throws an error if the provided assertion is falsy\n */\nconst assert = function (assertion, message) {\n if (!assertion) {\n throw assertionError(message);\n }\n};\n/**\n * Returns an Error object suitable for throwing.\n */\nconst assertionError = function (message) {\n return new Error('Firebase Database (' +\n CONSTANTS.SDK_VERSION +\n ') INTERNAL ASSERT FAILED: ' +\n message);\n};\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nconst stringToByteArray$1 = function (str) {\n // TODO(user): Use native implementations if/when available\n const out = [];\n let p = 0;\n for (let i = 0; i < str.length; i++) {\n let c = str.charCodeAt(i);\n if (c < 128) {\n out[p++] = c;\n }\n else if (c < 2048) {\n out[p++] = (c >> 6) | 192;\n out[p++] = (c & 63) | 128;\n }\n else if ((c & 0xfc00) === 0xd800 &&\n i + 1 < str.length &&\n (str.charCodeAt(i + 1) & 0xfc00) === 0xdc00) {\n // Surrogate Pair\n c = 0x10000 + ((c & 0x03ff) << 10) + (str.charCodeAt(++i) & 0x03ff);\n out[p++] = (c >> 18) | 240;\n out[p++] = ((c >> 12) & 63) | 128;\n out[p++] = ((c >> 6) & 63) | 128;\n out[p++] = (c & 63) | 128;\n }\n else {\n out[p++] = (c >> 12) | 224;\n out[p++] = ((c >> 6) & 63) | 128;\n out[p++] = (c & 63) | 128;\n }\n }\n return out;\n};\n/**\n * Turns an array of numbers into the string given by the concatenation of the\n * characters to which the numbers correspond.\n * @param bytes Array of numbers representing characters.\n * @return Stringification of the array.\n */\nconst byteArrayToString = function (bytes) {\n // TODO(user): Use native implementations if/when available\n const out = [];\n let pos = 0, c = 0;\n while (pos < bytes.length) {\n const c1 = bytes[pos++];\n if (c1 < 128) {\n out[c++] = String.fromCharCode(c1);\n }\n else if (c1 > 191 && c1 < 224) {\n const c2 = bytes[pos++];\n out[c++] = String.fromCharCode(((c1 & 31) << 6) | (c2 & 63));\n }\n else if (c1 > 239 && c1 < 365) {\n // Surrogate Pair\n const c2 = bytes[pos++];\n const c3 = bytes[pos++];\n const c4 = bytes[pos++];\n const u = (((c1 & 7) << 18) | ((c2 & 63) << 12) | ((c3 & 63) << 6) | (c4 & 63)) -\n 0x10000;\n out[c++] = String.fromCharCode(0xd800 + (u >> 10));\n out[c++] = String.fromCharCode(0xdc00 + (u & 1023));\n }\n else {\n const c2 = bytes[pos++];\n const c3 = bytes[pos++];\n out[c++] = String.fromCharCode(((c1 & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));\n }\n }\n return out.join('');\n};\n// We define it as an object literal instead of a class because a class compiled down to es5 can't\n// be treeshaked. https://github.com/rollup/rollup/issues/1691\n// Static lookup maps, lazily populated by init_()\n// TODO(dlarocque): Define this as a class, since we no longer target ES5.\nconst base64 = {\n /**\n * Maps bytes to characters.\n */\n byteToCharMap_: null,\n /**\n * Maps characters to bytes.\n */\n charToByteMap_: null,\n /**\n * Maps bytes to websafe characters.\n * @private\n */\n byteToCharMapWebSafe_: null,\n /**\n * Maps websafe characters to bytes.\n * @private\n */\n charToByteMapWebSafe_: null,\n /**\n * Our default alphabet, shared between\n * ENCODED_VALS and ENCODED_VALS_WEBSAFE\n */\n ENCODED_VALS_BASE: 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' + 'abcdefghijklmnopqrstuvwxyz' + '0123456789',\n /**\n * Our default alphabet. Value 64 (=) is special; it means \"nothing.\"\n */\n get ENCODED_VALS() {\n return this.ENCODED_VALS_BASE + '+/=';\n },\n /**\n * Our websafe alphabet.\n */\n get ENCODED_VALS_WEBSAFE() {\n return this.ENCODED_VALS_BASE + '-_.';\n },\n /**\n * Whether this browser supports the atob and btoa functions. This extension\n * started at Mozilla but is now implemented by many browsers. We use the\n * ASSUME_* variables to avoid pulling in the full useragent detection library\n * but still allowing the standard per-browser compilations.\n *\n */\n HAS_NATIVE_SUPPORT: typeof atob === 'function',\n /**\n * Base64-encode an array of bytes.\n *\n * @param input An array of bytes (numbers with\n * value in [0, 255]) to encode.\n * @param webSafe Boolean indicating we should use the\n * alternative alphabet.\n * @return The base64 encoded string.\n */\n encodeByteArray(input, webSafe) {\n if (!Array.isArray(input)) {\n throw Error('encodeByteArray takes an array as a parameter');\n }\n this.init_();\n const byteToCharMap = webSafe\n ? this.byteToCharMapWebSafe_\n : this.byteToCharMap_;\n const output = [];\n for (let i = 0; i < input.length; i += 3) {\n const byte1 = input[i];\n const haveByte2 = i + 1 < input.length;\n const byte2 = haveByte2 ? input[i + 1] : 0;\n const haveByte3 = i + 2 < input.length;\n const byte3 = haveByte3 ? input[i + 2] : 0;\n const outByte1 = byte1 >> 2;\n const outByte2 = ((byte1 & 0x03) << 4) | (byte2 >> 4);\n let outByte3 = ((byte2 & 0x0f) << 2) | (byte3 >> 6);\n let outByte4 = byte3 & 0x3f;\n if (!haveByte3) {\n outByte4 = 64;\n if (!haveByte2) {\n outByte3 = 64;\n }\n }\n output.push(byteToCharMap[outByte1], byteToCharMap[outByte2], byteToCharMap[outByte3], byteToCharMap[outByte4]);\n }\n return output.join('');\n },\n /**\n * Base64-encode a string.\n *\n * @param input A string to encode.\n * @param webSafe If true, we should use the\n * alternative alphabet.\n * @return The base64 encoded string.\n */\n encodeString(input, webSafe) {\n // Shortcut for Mozilla browsers that implement\n // a native base64 encoder in the form of \"btoa/atob\"\n if (this.HAS_NATIVE_SUPPORT && !webSafe) {\n return btoa(input);\n }\n return this.encodeByteArray(stringToByteArray$1(input), webSafe);\n },\n /**\n * Base64-decode a string.\n *\n * @param input to decode.\n * @param webSafe True if we should use the\n * alternative alphabet.\n * @return string representing the decoded value.\n */\n decodeString(input, webSafe) {\n // Shortcut for Mozilla browsers that implement\n // a native base64 encoder in the form of \"btoa/atob\"\n if (this.HAS_NATIVE_SUPPORT && !webSafe) {\n return atob(input);\n }\n return byteArrayToString(this.decodeStringToByteArray(input, webSafe));\n },\n /**\n * Base64-decode a string.\n *\n * In base-64 decoding, groups of four characters are converted into three\n * bytes. If the encoder did not apply padding, the input length may not\n * be a multiple of 4.\n *\n * In this case, the last group will have fewer than 4 characters, and\n * padding will be inferred. If the group has one or two characters, it decodes\n * to one byte. If the group has three characters, it decodes to two bytes.\n *\n * @param input Input to decode.\n * @param webSafe True if we should use the web-safe alphabet.\n * @return bytes representing the decoded value.\n */\n decodeStringToByteArray(input, webSafe) {\n this.init_();\n const charToByteMap = webSafe\n ? this.charToByteMapWebSafe_\n : this.charToByteMap_;\n const output = [];\n for (let i = 0; i < input.length;) {\n const byte1 = charToByteMap[input.charAt(i++)];\n const haveByte2 = i < input.length;\n const byte2 = haveByte2 ? charToByteMap[input.charAt(i)] : 0;\n ++i;\n const haveByte3 = i < input.length;\n const byte3 = haveByte3 ? charToByteMap[input.charAt(i)] : 64;\n ++i;\n const haveByte4 = i < input.length;\n const byte4 = haveByte4 ? charToByteMap[input.charAt(i)] : 64;\n ++i;\n if (byte1 == null || byte2 == null || byte3 == null || byte4 == null) {\n throw new DecodeBase64StringError();\n }\n const outByte1 = (byte1 << 2) | (byte2 >> 4);\n output.push(outByte1);\n if (byte3 !== 64) {\n const outByte2 = ((byte2 << 4) & 0xf0) | (byte3 >> 2);\n output.push(outByte2);\n if (byte4 !== 64) {\n const outByte3 = ((byte3 << 6) & 0xc0) | byte4;\n output.push(outByte3);\n }\n }\n }\n return output;\n },\n /**\n * Lazy static initialization function. Called before\n * accessing any of the static map variables.\n * @private\n */\n init_() {\n if (!this.byteToCharMap_) {\n this.byteToCharMap_ = {};\n this.charToByteMap_ = {};\n this.byteToCharMapWebSafe_ = {};\n this.charToByteMapWebSafe_ = {};\n // We want quick mappings back and forth, so we precompute two maps.\n for (let i = 0; i < this.ENCODED_VALS.length; i++) {\n this.byteToCharMap_[i] = this.ENCODED_VALS.charAt(i);\n this.charToByteMap_[this.byteToCharMap_[i]] = i;\n this.byteToCharMapWebSafe_[i] = this.ENCODED_VALS_WEBSAFE.charAt(i);\n this.charToByteMapWebSafe_[this.byteToCharMapWebSafe_[i]] = i;\n // Be forgiving when decoding and correctly decode both encodings.\n if (i >= this.ENCODED_VALS_BASE.length) {\n this.charToByteMap_[this.ENCODED_VALS_WEBSAFE.charAt(i)] = i;\n this.charToByteMapWebSafe_[this.ENCODED_VALS.charAt(i)] = i;\n }\n }\n }\n }\n};\n/**\n * An error encountered while decoding base64 string.\n */\nclass DecodeBase64StringError extends Error {\n constructor() {\n super(...arguments);\n this.name = 'DecodeBase64StringError';\n }\n}\n/**\n * URL-safe base64 encoding\n */\nconst base64Encode = function (str) {\n const utf8Bytes = stringToByteArray$1(str);\n return base64.encodeByteArray(utf8Bytes, true);\n};\n/**\n * URL-safe base64 encoding (without \".\" padding in the end).\n * e.g. Used in JSON Web Token (JWT) parts.\n */\nconst base64urlEncodeWithoutPadding = function (str) {\n // Use base64url encoding and remove padding in the end (dot characters).\n return base64Encode(str).replace(/\\./g, '');\n};\n/**\n * URL-safe base64 decoding\n *\n * NOTE: DO NOT use the global atob() function - it does NOT support the\n * base64Url variant encoding.\n *\n * @param str To be decoded\n * @return Decoded result, if possible\n */\nconst base64Decode = function (str) {\n try {\n return base64.decodeString(str, true);\n }\n catch (e) {\n console.error('base64Decode failed: ', e);\n }\n return null;\n};\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Do a deep-copy of basic JavaScript Objects or Arrays.\n */\nfunction deepCopy(value) {\n return deepExtend(undefined, value);\n}\n/**\n * Copy properties from source to target (recursively allows extension\n * of Objects and Arrays). Scalar values in the target are over-written.\n * If target is undefined, an object of the appropriate type will be created\n * (and returned).\n *\n * We recursively copy all child properties of plain Objects in the source- so\n * that namespace- like dictionaries are merged.\n *\n * Note that the target can be a function, in which case the properties in\n * the source Object are copied onto it as static properties of the Function.\n *\n * Note: we don't merge __proto__ to prevent prototype pollution\n */\nfunction deepExtend(target, source) {\n if (!(source instanceof Object)) {\n return source;\n }\n switch (source.constructor) {\n case Date:\n // Treat Dates like scalars; if the target date object had any child\n // properties - they will be lost!\n const dateValue = source;\n return new Date(dateValue.getTime());\n case Object:\n if (target === undefined) {\n target = {};\n }\n break;\n case Array:\n // Always copy the array source and overwrite the target.\n target = [];\n break;\n default:\n // Not a plain Object - treat it as a scalar.\n return source;\n }\n for (const prop in source) {\n // use isValidKey to guard against prototype pollution. See https://snyk.io/vuln/SNYK-JS-LODASH-450202\n if (!source.hasOwnProperty(prop) || !isValidKey(prop)) {\n continue;\n }\n target[prop] = deepExtend(target[prop], source[prop]);\n }\n return target;\n}\nfunction isValidKey(key) {\n return key !== '__proto__';\n}\n\n/**\n * @license\n * Copyright 2022 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Polyfill for `globalThis` object.\n * @returns the `globalThis` object for the given environment.\n * @public\n */\nfunction getGlobal() {\n if (typeof self !== 'undefined') {\n return self;\n }\n if (typeof window !== 'undefined') {\n return window;\n }\n if (typeof global !== 'undefined') {\n return global;\n }\n throw new Error('Unable to locate global object.');\n}\n\n/**\n * @license\n * Copyright 2022 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nconst getDefaultsFromGlobal = () => getGlobal().__FIREBASE_DEFAULTS__;\n/**\n * Attempt to read defaults from a JSON string provided to\n * process(.)env(.)__FIREBASE_DEFAULTS__ or a JSON file whose path is in\n * process(.)env(.)__FIREBASE_DEFAULTS_PATH__\n * The dots are in parens because certain compilers (Vite?) cannot\n * handle seeing that variable in comments.\n * See https://github.com/firebase/firebase-js-sdk/issues/6838\n */\nconst getDefaultsFromEnvVariable = () => {\n if (typeof process === 'undefined' || typeof process.env === 'undefined') {\n return;\n }\n const defaultsJsonString = process.env.__FIREBASE_DEFAULTS__;\n if (defaultsJsonString) {\n return JSON.parse(defaultsJsonString);\n }\n};\nconst getDefaultsFromCookie = () => {\n if (typeof document === 'undefined') {\n return;\n }\n let match;\n try {\n match = document.cookie.match(/__FIREBASE_DEFAULTS__=([^;]+)/);\n }\n catch (e) {\n // Some environments such as Angular Universal SSR have a\n // `document` object but error on accessing `document.cookie`.\n return;\n }\n const decoded = match && base64Decode(match[1]);\n return decoded && JSON.parse(decoded);\n};\n/**\n * Get the __FIREBASE_DEFAULTS__ object. It checks in order:\n * (1) if such an object exists as a property of `globalThis`\n * (2) if such an object was provided on a shell environment variable\n * (3) if such an object exists in a cookie\n * @public\n */\nconst getDefaults = () => {\n try {\n return (getDefaultsFromPostinstall() ||\n getDefaultsFromGlobal() ||\n getDefaultsFromEnvVariable() ||\n getDefaultsFromCookie());\n }\n catch (e) {\n /**\n * Catch-all for being unable to get __FIREBASE_DEFAULTS__ due\n * to any environment case we have not accounted for. Log to\n * info instead of swallowing so we can find these unknown cases\n * and add paths for them if needed.\n */\n console.info(`Unable to get __FIREBASE_DEFAULTS__ due to: ${e}`);\n return;\n }\n};\n/**\n * Returns emulator host stored in the __FIREBASE_DEFAULTS__ object\n * for the given product.\n * @returns a URL host formatted like `127.0.0.1:9999` or `[::1]:4000` if available\n * @public\n */\nconst getDefaultEmulatorHost = (productName) => { var _a, _b; return (_b = (_a = getDefaults()) === null || _a === void 0 ? void 0 : _a.emulatorHosts) === null || _b === void 0 ? void 0 : _b[productName]; };\n/**\n * Returns emulator hostname and port stored in the __FIREBASE_DEFAULTS__ object\n * for the given product.\n * @returns a pair of hostname and port like `[\"::1\", 4000]` if available\n * @public\n */\nconst getDefaultEmulatorHostnameAndPort = (productName) => {\n const host = getDefaultEmulatorHost(productName);\n if (!host) {\n return undefined;\n }\n const separatorIndex = host.lastIndexOf(':'); // Finding the last since IPv6 addr also has colons.\n if (separatorIndex <= 0 || separatorIndex + 1 === host.length) {\n throw new Error(`Invalid host ${host} with no separate hostname and port!`);\n }\n // eslint-disable-next-line no-restricted-globals\n const port = parseInt(host.substring(separatorIndex + 1), 10);\n if (host[0] === '[') {\n // Bracket-quoted `[ipv6addr]:port` => return \"ipv6addr\" (without brackets).\n return [host.substring(1, separatorIndex - 1), port];\n }\n else {\n return [host.substring(0, separatorIndex), port];\n }\n};\n/**\n * Returns Firebase app config stored in the __FIREBASE_DEFAULTS__ object.\n * @public\n */\nconst getDefaultAppConfig = () => { var _a; return (_a = getDefaults()) === null || _a === void 0 ? void 0 : _a.config; };\n/**\n * Returns an experimental setting on the __FIREBASE_DEFAULTS__ object (properties\n * prefixed by \"_\")\n * @public\n */\nconst getExperimentalSetting = (name) => { var _a; return (_a = getDefaults()) === null || _a === void 0 ? void 0 : _a[`_${name}`]; };\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nclass Deferred {\n constructor() {\n this.reject = () => { };\n this.resolve = () => { };\n this.promise = new Promise((resolve, reject) => {\n this.resolve = resolve;\n this.reject = reject;\n });\n }\n /**\n * Our API internals are not promisified and cannot because our callback APIs have subtle expectations around\n * invoking promises inline, which Promises are forbidden to do. This method accepts an optional node-style callback\n * and returns a node-style callback which will resolve or reject the Deferred's promise.\n */\n wrapCallback(callback) {\n return (error, value) => {\n if (error) {\n this.reject(error);\n }\n else {\n this.resolve(value);\n }\n if (typeof callback === 'function') {\n // Attaching noop handler just in case developer wasn't expecting\n // promises\n this.promise.catch(() => { });\n // Some of our callbacks don't expect a value and our own tests\n // assert that the parameter length is 1\n if (callback.length === 1) {\n callback(error);\n }\n else {\n callback(error, value);\n }\n }\n };\n }\n}\n\n/**\n * @license\n * Copyright 2021 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nfunction createMockUserToken(token, projectId) {\n if (token.uid) {\n throw new Error('The \"uid\" field is no longer supported by mockUserToken. Please use \"sub\" instead for Firebase Auth User ID.');\n }\n // Unsecured JWTs use \"none\" as the algorithm.\n const header = {\n alg: 'none',\n type: 'JWT'\n };\n const project = projectId || 'demo-project';\n const iat = token.iat || 0;\n const sub = token.sub || token.user_id;\n if (!sub) {\n throw new Error(\"mockUserToken must contain 'sub' or 'user_id' field!\");\n }\n const payload = Object.assign({ \n // Set all required fields to decent defaults\n iss: `https://securetoken.google.com/${project}`, aud: project, iat, exp: iat + 3600, auth_time: iat, sub, user_id: sub, firebase: {\n sign_in_provider: 'custom',\n identities: {}\n } }, token);\n // Unsecured JWTs use the empty string as a signature.\n const signature = '';\n return [\n base64urlEncodeWithoutPadding(JSON.stringify(header)),\n base64urlEncodeWithoutPadding(JSON.stringify(payload)),\n signature\n ].join('.');\n}\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Returns navigator.userAgent string or '' if it's not defined.\n * @return user agent string\n */\nfunction getUA() {\n if (typeof navigator !== 'undefined' &&\n typeof navigator['userAgent'] === 'string') {\n return navigator['userAgent'];\n }\n else {\n return '';\n }\n}\n/**\n * Detect Cordova / PhoneGap / Ionic frameworks on a mobile device.\n *\n * Deliberately does not rely on checking `file://` URLs (as this fails PhoneGap\n * in the Ripple emulator) nor Cordova `onDeviceReady`, which would normally\n * wait for a callback.\n */\nfunction isMobileCordova() {\n return (typeof window !== 'undefined' &&\n // @ts-ignore Setting up an broadly applicable index signature for Window\n // just to deal with this case would probably be a bad idea.\n !!(window['cordova'] || window['phonegap'] || window['PhoneGap']) &&\n /ios|iphone|ipod|ipad|android|blackberry|iemobile/i.test(getUA()));\n}\n/**\n * Detect Node.js.\n *\n * @return true if Node.js environment is detected or specified.\n */\n// Node detection logic from: https://github.com/iliakan/detect-node/\nfunction isNode() {\n var _a;\n const forceEnvironment = (_a = getDefaults()) === null || _a === void 0 ? void 0 : _a.forceEnvironment;\n if (forceEnvironment === 'node') {\n return true;\n }\n else if (forceEnvironment === 'browser') {\n return false;\n }\n try {\n return (Object.prototype.toString.call(global.process) === '[object process]');\n }\n catch (e) {\n return false;\n }\n}\n/**\n * Detect Browser Environment.\n * Note: This will return true for certain test frameworks that are incompletely\n * mimicking a browser, and should not lead to assuming all browser APIs are\n * available.\n */\nfunction isBrowser() {\n return typeof window !== 'undefined' || isWebWorker();\n}\n/**\n * Detect Web Worker context.\n */\nfunction isWebWorker() {\n return (typeof WorkerGlobalScope !== 'undefined' &&\n typeof self !== 'undefined' &&\n self instanceof WorkerGlobalScope);\n}\n/**\n * Detect Cloudflare Worker context.\n */\nfunction isCloudflareWorker() {\n return (typeof navigator !== 'undefined' &&\n navigator.userAgent === 'Cloudflare-Workers');\n}\nfunction isBrowserExtension() {\n const runtime = typeof chrome === 'object'\n ? chrome.runtime\n : typeof browser === 'object'\n ? browser.runtime\n : undefined;\n return typeof runtime === 'object' && runtime.id !== undefined;\n}\n/**\n * Detect React Native.\n *\n * @return true if ReactNative environment is detected.\n */\nfunction isReactNative() {\n return (typeof navigator === 'object' && navigator['product'] === 'ReactNative');\n}\n/** Detects Electron apps. */\nfunction isElectron() {\n return getUA().indexOf('Electron/') >= 0;\n}\n/** Detects Internet Explorer. */\nfunction isIE() {\n const ua = getUA();\n return ua.indexOf('MSIE ') >= 0 || ua.indexOf('Trident/') >= 0;\n}\n/** Detects Universal Windows Platform apps. */\nfunction isUWP() {\n return getUA().indexOf('MSAppHost/') >= 0;\n}\n/**\n * Detect whether the current SDK build is the Node version.\n *\n * @return true if it's the Node SDK build.\n */\nfunction isNodeSdk() {\n return CONSTANTS.NODE_CLIENT === true || CONSTANTS.NODE_ADMIN === true;\n}\n/** Returns true if we are running in Safari. */\nfunction isSafari() {\n return (!isNode() &&\n !!navigator.userAgent &&\n navigator.userAgent.includes('Safari') &&\n !navigator.userAgent.includes('Chrome'));\n}\n/**\n * This method checks if indexedDB is supported by current browser/service worker context\n * @return true if indexedDB is supported by current browser/service worker context\n */\nfunction isIndexedDBAvailable() {\n try {\n return typeof indexedDB === 'object';\n }\n catch (e) {\n return false;\n }\n}\n/**\n * This method validates browser/sw context for indexedDB by opening a dummy indexedDB database and reject\n * if errors occur during the database open operation.\n *\n * @throws exception if current browser/sw context can't run idb.open (ex: Safari iframe, Firefox\n * private browsing)\n */\nfunction validateIndexedDBOpenable() {\n return new Promise((resolve, reject) => {\n try {\n let preExist = true;\n const DB_CHECK_NAME = 'validate-browser-context-for-indexeddb-analytics-module';\n const request = self.indexedDB.open(DB_CHECK_NAME);\n request.onsuccess = () => {\n request.result.close();\n // delete database only when it doesn't pre-exist\n if (!preExist) {\n self.indexedDB.deleteDatabase(DB_CHECK_NAME);\n }\n resolve(true);\n };\n request.onupgradeneeded = () => {\n preExist = false;\n };\n request.onerror = () => {\n var _a;\n reject(((_a = request.error) === null || _a === void 0 ? void 0 : _a.message) || '');\n };\n }\n catch (error) {\n reject(error);\n }\n });\n}\n/**\n *\n * This method checks whether cookie is enabled within current browser\n * @return true if cookie is enabled within current browser\n */\nfunction areCookiesEnabled() {\n if (typeof navigator === 'undefined' || !navigator.cookieEnabled) {\n return false;\n }\n return true;\n}\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * @fileoverview Standardized Firebase Error.\n *\n * Usage:\n *\n * // TypeScript string literals for type-safe codes\n * type Err =\n * 'unknown' |\n * 'object-not-found'\n * ;\n *\n * // Closure enum for type-safe error codes\n * // at-enum {string}\n * var Err = {\n * UNKNOWN: 'unknown',\n * OBJECT_NOT_FOUND: 'object-not-found',\n * }\n *\n * let errors: Map = {\n * 'generic-error': \"Unknown error\",\n * 'file-not-found': \"Could not find file: {$file}\",\n * };\n *\n * // Type-safe function - must pass a valid error code as param.\n * let error = new ErrorFactory('service', 'Service', errors);\n *\n * ...\n * throw error.create(Err.GENERIC);\n * ...\n * throw error.create(Err.FILE_NOT_FOUND, {'file': fileName});\n * ...\n * // Service: Could not file file: foo.txt (service/file-not-found).\n *\n * catch (e) {\n * assert(e.message === \"Could not find file: foo.txt.\");\n * if ((e as FirebaseError)?.code === 'service/file-not-found') {\n * console.log(\"Could not read file: \" + e['file']);\n * }\n * }\n */\nconst ERROR_NAME = 'FirebaseError';\n// Based on code from:\n// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error#Custom_Error_Types\nclass FirebaseError extends Error {\n constructor(\n /** The error code for this error. */\n code, message, \n /** Custom data for this error. */\n customData) {\n super(message);\n this.code = code;\n this.customData = customData;\n /** The custom name for all FirebaseErrors. */\n this.name = ERROR_NAME;\n // Fix For ES5\n // https://github.com/Microsoft/TypeScript-wiki/blob/master/Breaking-Changes.md#extending-built-ins-like-error-array-and-map-may-no-longer-work\n // TODO(dlarocque): Replace this with `new.target`: https://www.typescriptlang.org/docs/handbook/release-notes/typescript-2-2.html#support-for-newtarget\n // which we can now use since we no longer target ES5.\n Object.setPrototypeOf(this, FirebaseError.prototype);\n // Maintains proper stack trace for where our error was thrown.\n // Only available on V8.\n if (Error.captureStackTrace) {\n Error.captureStackTrace(this, ErrorFactory.prototype.create);\n }\n }\n}\nclass ErrorFactory {\n constructor(service, serviceName, errors) {\n this.service = service;\n this.serviceName = serviceName;\n this.errors = errors;\n }\n create(code, ...data) {\n const customData = data[0] || {};\n const fullCode = `${this.service}/${code}`;\n const template = this.errors[code];\n const message = template ? replaceTemplate(template, customData) : 'Error';\n // Service Name: Error message (service/code).\n const fullMessage = `${this.serviceName}: ${message} (${fullCode}).`;\n const error = new FirebaseError(fullCode, fullMessage, customData);\n return error;\n }\n}\nfunction replaceTemplate(template, data) {\n return template.replace(PATTERN, (_, key) => {\n const value = data[key];\n return value != null ? String(value) : `<${key}?>`;\n });\n}\nconst PATTERN = /\\{\\$([^}]+)}/g;\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Evaluates a JSON string into a javascript object.\n *\n * @param {string} str A string containing JSON.\n * @return {*} The javascript object representing the specified JSON.\n */\nfunction jsonEval(str) {\n return JSON.parse(str);\n}\n/**\n * Returns JSON representing a javascript object.\n * @param {*} data JavaScript object to be stringified.\n * @return {string} The JSON contents of the object.\n */\nfunction stringify(data) {\n return JSON.stringify(data);\n}\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Decodes a Firebase auth. token into constituent parts.\n *\n * Notes:\n * - May return with invalid / incomplete claims if there's no native base64 decoding support.\n * - Doesn't check if the token is actually valid.\n */\nconst decode = function (token) {\n let header = {}, claims = {}, data = {}, signature = '';\n try {\n const parts = token.split('.');\n header = jsonEval(base64Decode(parts[0]) || '');\n claims = jsonEval(base64Decode(parts[1]) || '');\n signature = parts[2];\n data = claims['d'] || {};\n delete claims['d'];\n }\n catch (e) { }\n return {\n header,\n claims,\n data,\n signature\n };\n};\n/**\n * Decodes a Firebase auth. token and checks the validity of its time-based claims. Will return true if the\n * token is within the time window authorized by the 'nbf' (not-before) and 'iat' (issued-at) claims.\n *\n * Notes:\n * - May return a false negative if there's no native base64 decoding support.\n * - Doesn't check if the token is actually valid.\n */\nconst isValidTimestamp = function (token) {\n const claims = decode(token).claims;\n const now = Math.floor(new Date().getTime() / 1000);\n let validSince = 0, validUntil = 0;\n if (typeof claims === 'object') {\n if (claims.hasOwnProperty('nbf')) {\n validSince = claims['nbf'];\n }\n else if (claims.hasOwnProperty('iat')) {\n validSince = claims['iat'];\n }\n if (claims.hasOwnProperty('exp')) {\n validUntil = claims['exp'];\n }\n else {\n // token will expire after 24h by default\n validUntil = validSince + 86400;\n }\n }\n return (!!now &&\n !!validSince &&\n !!validUntil &&\n now >= validSince &&\n now <= validUntil);\n};\n/**\n * Decodes a Firebase auth. token and returns its issued at time if valid, null otherwise.\n *\n * Notes:\n * - May return null if there's no native base64 decoding support.\n * - Doesn't check if the token is actually valid.\n */\nconst issuedAtTime = function (token) {\n const claims = decode(token).claims;\n if (typeof claims === 'object' && claims.hasOwnProperty('iat')) {\n return claims['iat'];\n }\n return null;\n};\n/**\n * Decodes a Firebase auth. token and checks the validity of its format. Expects a valid issued-at time.\n *\n * Notes:\n * - May return a false negative if there's no native base64 decoding support.\n * - Doesn't check if the token is actually valid.\n */\nconst isValidFormat = function (token) {\n const decoded = decode(token), claims = decoded.claims;\n return !!claims && typeof claims === 'object' && claims.hasOwnProperty('iat');\n};\n/**\n * Attempts to peer into an auth token and determine if it's an admin auth token by looking at the claims portion.\n *\n * Notes:\n * - May return a false negative if there's no native base64 decoding support.\n * - Doesn't check if the token is actually valid.\n */\nconst isAdmin = function (token) {\n const claims = decode(token).claims;\n return typeof claims === 'object' && claims['admin'] === true;\n};\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nfunction contains(obj, key) {\n return Object.prototype.hasOwnProperty.call(obj, key);\n}\nfunction safeGet(obj, key) {\n if (Object.prototype.hasOwnProperty.call(obj, key)) {\n return obj[key];\n }\n else {\n return undefined;\n }\n}\nfunction isEmpty(obj) {\n for (const key in obj) {\n if (Object.prototype.hasOwnProperty.call(obj, key)) {\n return false;\n }\n }\n return true;\n}\nfunction map(obj, fn, contextObj) {\n const res = {};\n for (const key in obj) {\n if (Object.prototype.hasOwnProperty.call(obj, key)) {\n res[key] = fn.call(contextObj, obj[key], key, obj);\n }\n }\n return res;\n}\n/**\n * Deep equal two objects. Support Arrays and Objects.\n */\nfunction deepEqual(a, b) {\n if (a === b) {\n return true;\n }\n const aKeys = Object.keys(a);\n const bKeys = Object.keys(b);\n for (const k of aKeys) {\n if (!bKeys.includes(k)) {\n return false;\n }\n const aProp = a[k];\n const bProp = b[k];\n if (isObject(aProp) && isObject(bProp)) {\n if (!deepEqual(aProp, bProp)) {\n return false;\n }\n }\n else if (aProp !== bProp) {\n return false;\n }\n }\n for (const k of bKeys) {\n if (!aKeys.includes(k)) {\n return false;\n }\n }\n return true;\n}\nfunction isObject(thing) {\n return thing !== null && typeof thing === 'object';\n}\n\n/**\n * @license\n * Copyright 2022 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Rejects if the given promise doesn't resolve in timeInMS milliseconds.\n * @internal\n */\nfunction promiseWithTimeout(promise, timeInMS = 2000) {\n const deferredPromise = new Deferred();\n setTimeout(() => deferredPromise.reject('timeout!'), timeInMS);\n promise.then(deferredPromise.resolve, deferredPromise.reject);\n return deferredPromise.promise;\n}\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Returns a querystring-formatted string (e.g. &arg=val&arg2=val2) from a\n * params object (e.g. {arg: 'val', arg2: 'val2'})\n * Note: You must prepend it with ? when adding it to a URL.\n */\nfunction querystring(querystringParams) {\n const params = [];\n for (const [key, value] of Object.entries(querystringParams)) {\n if (Array.isArray(value)) {\n value.forEach(arrayVal => {\n params.push(encodeURIComponent(key) + '=' + encodeURIComponent(arrayVal));\n });\n }\n else {\n params.push(encodeURIComponent(key) + '=' + encodeURIComponent(value));\n }\n }\n return params.length ? '&' + params.join('&') : '';\n}\n/**\n * Decodes a querystring (e.g. ?arg=val&arg2=val2) into a params object\n * (e.g. {arg: 'val', arg2: 'val2'})\n */\nfunction querystringDecode(querystring) {\n const obj = {};\n const tokens = querystring.replace(/^\\?/, '').split('&');\n tokens.forEach(token => {\n if (token) {\n const [key, value] = token.split('=');\n obj[decodeURIComponent(key)] = decodeURIComponent(value);\n }\n });\n return obj;\n}\n/**\n * Extract the query string part of a URL, including the leading question mark (if present).\n */\nfunction extractQuerystring(url) {\n const queryStart = url.indexOf('?');\n if (!queryStart) {\n return '';\n }\n const fragmentStart = url.indexOf('#', queryStart);\n return url.substring(queryStart, fragmentStart > 0 ? fragmentStart : undefined);\n}\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * @fileoverview SHA-1 cryptographic hash.\n * Variable names follow the notation in FIPS PUB 180-3:\n * http://csrc.nist.gov/publications/fips/fips180-3/fips180-3_final.pdf.\n *\n * Usage:\n * var sha1 = new sha1();\n * sha1.update(bytes);\n * var hash = sha1.digest();\n *\n * Performance:\n * Chrome 23: ~400 Mbit/s\n * Firefox 16: ~250 Mbit/s\n *\n */\n/**\n * SHA-1 cryptographic hash constructor.\n *\n * The properties declared here are discussed in the above algorithm document.\n * @constructor\n * @final\n * @struct\n */\nclass Sha1 {\n constructor() {\n /**\n * Holds the previous values of accumulated variables a-e in the compress_\n * function.\n * @private\n */\n this.chain_ = [];\n /**\n * A buffer holding the partially computed hash result.\n * @private\n */\n this.buf_ = [];\n /**\n * An array of 80 bytes, each a part of the message to be hashed. Referred to\n * as the message schedule in the docs.\n * @private\n */\n this.W_ = [];\n /**\n * Contains data needed to pad messages less than 64 bytes.\n * @private\n */\n this.pad_ = [];\n /**\n * @private {number}\n */\n this.inbuf_ = 0;\n /**\n * @private {number}\n */\n this.total_ = 0;\n this.blockSize = 512 / 8;\n this.pad_[0] = 128;\n for (let i = 1; i < this.blockSize; ++i) {\n this.pad_[i] = 0;\n }\n this.reset();\n }\n reset() {\n this.chain_[0] = 0x67452301;\n this.chain_[1] = 0xefcdab89;\n this.chain_[2] = 0x98badcfe;\n this.chain_[3] = 0x10325476;\n this.chain_[4] = 0xc3d2e1f0;\n this.inbuf_ = 0;\n this.total_ = 0;\n }\n /**\n * Internal compress helper function.\n * @param buf Block to compress.\n * @param offset Offset of the block in the buffer.\n * @private\n */\n compress_(buf, offset) {\n if (!offset) {\n offset = 0;\n }\n const W = this.W_;\n // get 16 big endian words\n if (typeof buf === 'string') {\n for (let i = 0; i < 16; i++) {\n // TODO(user): [bug 8140122] Recent versions of Safari for Mac OS and iOS\n // have a bug that turns the post-increment ++ operator into pre-increment\n // during JIT compilation. We have code that depends heavily on SHA-1 for\n // correctness and which is affected by this bug, so I've removed all uses\n // of post-increment ++ in which the result value is used. We can revert\n // this change once the Safari bug\n // (https://bugs.webkit.org/show_bug.cgi?id=109036) has been fixed and\n // most clients have been updated.\n W[i] =\n (buf.charCodeAt(offset) << 24) |\n (buf.charCodeAt(offset + 1) << 16) |\n (buf.charCodeAt(offset + 2) << 8) |\n buf.charCodeAt(offset + 3);\n offset += 4;\n }\n }\n else {\n for (let i = 0; i < 16; i++) {\n W[i] =\n (buf[offset] << 24) |\n (buf[offset + 1] << 16) |\n (buf[offset + 2] << 8) |\n buf[offset + 3];\n offset += 4;\n }\n }\n // expand to 80 words\n for (let i = 16; i < 80; i++) {\n const t = W[i - 3] ^ W[i - 8] ^ W[i - 14] ^ W[i - 16];\n W[i] = ((t << 1) | (t >>> 31)) & 0xffffffff;\n }\n let a = this.chain_[0];\n let b = this.chain_[1];\n let c = this.chain_[2];\n let d = this.chain_[3];\n let e = this.chain_[4];\n let f, k;\n // TODO(user): Try to unroll this loop to speed up the computation.\n for (let i = 0; i < 80; i++) {\n if (i < 40) {\n if (i < 20) {\n f = d ^ (b & (c ^ d));\n k = 0x5a827999;\n }\n else {\n f = b ^ c ^ d;\n k = 0x6ed9eba1;\n }\n }\n else {\n if (i < 60) {\n f = (b & c) | (d & (b | c));\n k = 0x8f1bbcdc;\n }\n else {\n f = b ^ c ^ d;\n k = 0xca62c1d6;\n }\n }\n const t = (((a << 5) | (a >>> 27)) + f + e + k + W[i]) & 0xffffffff;\n e = d;\n d = c;\n c = ((b << 30) | (b >>> 2)) & 0xffffffff;\n b = a;\n a = t;\n }\n this.chain_[0] = (this.chain_[0] + a) & 0xffffffff;\n this.chain_[1] = (this.chain_[1] + b) & 0xffffffff;\n this.chain_[2] = (this.chain_[2] + c) & 0xffffffff;\n this.chain_[3] = (this.chain_[3] + d) & 0xffffffff;\n this.chain_[4] = (this.chain_[4] + e) & 0xffffffff;\n }\n update(bytes, length) {\n // TODO(johnlenz): tighten the function signature and remove this check\n if (bytes == null) {\n return;\n }\n if (length === undefined) {\n length = bytes.length;\n }\n const lengthMinusBlock = length - this.blockSize;\n let n = 0;\n // Using local instead of member variables gives ~5% speedup on Firefox 16.\n const buf = this.buf_;\n let inbuf = this.inbuf_;\n // The outer while loop should execute at most twice.\n while (n < length) {\n // When we have no data in the block to top up, we can directly process the\n // input buffer (assuming it contains sufficient data). This gives ~25%\n // speedup on Chrome 23 and ~15% speedup on Firefox 16, but requires that\n // the data is provided in large chunks (or in multiples of 64 bytes).\n if (inbuf === 0) {\n while (n <= lengthMinusBlock) {\n this.compress_(bytes, n);\n n += this.blockSize;\n }\n }\n if (typeof bytes === 'string') {\n while (n < length) {\n buf[inbuf] = bytes.charCodeAt(n);\n ++inbuf;\n ++n;\n if (inbuf === this.blockSize) {\n this.compress_(buf);\n inbuf = 0;\n // Jump to the outer loop so we use the full-block optimization.\n break;\n }\n }\n }\n else {\n while (n < length) {\n buf[inbuf] = bytes[n];\n ++inbuf;\n ++n;\n if (inbuf === this.blockSize) {\n this.compress_(buf);\n inbuf = 0;\n // Jump to the outer loop so we use the full-block optimization.\n break;\n }\n }\n }\n }\n this.inbuf_ = inbuf;\n this.total_ += length;\n }\n /** @override */\n digest() {\n const digest = [];\n let totalBits = this.total_ * 8;\n // Add pad 0x80 0x00*.\n if (this.inbuf_ < 56) {\n this.update(this.pad_, 56 - this.inbuf_);\n }\n else {\n this.update(this.pad_, this.blockSize - (this.inbuf_ - 56));\n }\n // Add # bits.\n for (let i = this.blockSize - 1; i >= 56; i--) {\n this.buf_[i] = totalBits & 255;\n totalBits /= 256; // Don't use bit-shifting here!\n }\n this.compress_(this.buf_);\n let n = 0;\n for (let i = 0; i < 5; i++) {\n for (let j = 24; j >= 0; j -= 8) {\n digest[n] = (this.chain_[i] >> j) & 255;\n ++n;\n }\n }\n return digest;\n }\n}\n\n/**\n * Helper to make a Subscribe function (just like Promise helps make a\n * Thenable).\n *\n * @param executor Function which can make calls to a single Observer\n * as a proxy.\n * @param onNoObservers Callback when count of Observers goes to zero.\n */\nfunction createSubscribe(executor, onNoObservers) {\n const proxy = new ObserverProxy(executor, onNoObservers);\n return proxy.subscribe.bind(proxy);\n}\n/**\n * Implement fan-out for any number of Observers attached via a subscribe\n * function.\n */\nclass ObserverProxy {\n /**\n * @param executor Function which can make calls to a single Observer\n * as a proxy.\n * @param onNoObservers Callback when count of Observers goes to zero.\n */\n constructor(executor, onNoObservers) {\n this.observers = [];\n this.unsubscribes = [];\n this.observerCount = 0;\n // Micro-task scheduling by calling task.then().\n this.task = Promise.resolve();\n this.finalized = false;\n this.onNoObservers = onNoObservers;\n // Call the executor asynchronously so subscribers that are called\n // synchronously after the creation of the subscribe function\n // can still receive the very first value generated in the executor.\n this.task\n .then(() => {\n executor(this);\n })\n .catch(e => {\n this.error(e);\n });\n }\n next(value) {\n this.forEachObserver((observer) => {\n observer.next(value);\n });\n }\n error(error) {\n this.forEachObserver((observer) => {\n observer.error(error);\n });\n this.close(error);\n }\n complete() {\n this.forEachObserver((observer) => {\n observer.complete();\n });\n this.close();\n }\n /**\n * Subscribe function that can be used to add an Observer to the fan-out list.\n *\n * - We require that no event is sent to a subscriber synchronously to their\n * call to subscribe().\n */\n subscribe(nextOrObserver, error, complete) {\n let observer;\n if (nextOrObserver === undefined &&\n error === undefined &&\n complete === undefined) {\n throw new Error('Missing Observer.');\n }\n // Assemble an Observer object when passed as callback functions.\n if (implementsAnyMethods(nextOrObserver, [\n 'next',\n 'error',\n 'complete'\n ])) {\n observer = nextOrObserver;\n }\n else {\n observer = {\n next: nextOrObserver,\n error,\n complete\n };\n }\n if (observer.next === undefined) {\n observer.next = noop;\n }\n if (observer.error === undefined) {\n observer.error = noop;\n }\n if (observer.complete === undefined) {\n observer.complete = noop;\n }\n const unsub = this.unsubscribeOne.bind(this, this.observers.length);\n // Attempt to subscribe to a terminated Observable - we\n // just respond to the Observer with the final error or complete\n // event.\n if (this.finalized) {\n // eslint-disable-next-line @typescript-eslint/no-floating-promises\n this.task.then(() => {\n try {\n if (this.finalError) {\n observer.error(this.finalError);\n }\n else {\n observer.complete();\n }\n }\n catch (e) {\n // nothing\n }\n return;\n });\n }\n this.observers.push(observer);\n return unsub;\n }\n // Unsubscribe is synchronous - we guarantee that no events are sent to\n // any unsubscribed Observer.\n unsubscribeOne(i) {\n if (this.observers === undefined || this.observers[i] === undefined) {\n return;\n }\n delete this.observers[i];\n this.observerCount -= 1;\n if (this.observerCount === 0 && this.onNoObservers !== undefined) {\n this.onNoObservers(this);\n }\n }\n forEachObserver(fn) {\n if (this.finalized) {\n // Already closed by previous event....just eat the additional values.\n return;\n }\n // Since sendOne calls asynchronously - there is no chance that\n // this.observers will become undefined.\n for (let i = 0; i < this.observers.length; i++) {\n this.sendOne(i, fn);\n }\n }\n // Call the Observer via one of it's callback function. We are careful to\n // confirm that the observe has not been unsubscribed since this asynchronous\n // function had been queued.\n sendOne(i, fn) {\n // Execute the callback asynchronously\n // eslint-disable-next-line @typescript-eslint/no-floating-promises\n this.task.then(() => {\n if (this.observers !== undefined && this.observers[i] !== undefined) {\n try {\n fn(this.observers[i]);\n }\n catch (e) {\n // Ignore exceptions raised in Observers or missing methods of an\n // Observer.\n // Log error to console. b/31404806\n if (typeof console !== 'undefined' && console.error) {\n console.error(e);\n }\n }\n }\n });\n }\n close(err) {\n if (this.finalized) {\n return;\n }\n this.finalized = true;\n if (err !== undefined) {\n this.finalError = err;\n }\n // Proxy is no longer needed - garbage collect references\n // eslint-disable-next-line @typescript-eslint/no-floating-promises\n this.task.then(() => {\n this.observers = undefined;\n this.onNoObservers = undefined;\n });\n }\n}\n/** Turn synchronous function into one called asynchronously. */\n// eslint-disable-next-line @typescript-eslint/ban-types\nfunction async(fn, onError) {\n return (...args) => {\n Promise.resolve(true)\n .then(() => {\n fn(...args);\n })\n .catch((error) => {\n if (onError) {\n onError(error);\n }\n });\n };\n}\n/**\n * Return true if the object passed in implements any of the named methods.\n */\nfunction implementsAnyMethods(obj, methods) {\n if (typeof obj !== 'object' || obj === null) {\n return false;\n }\n for (const method of methods) {\n if (method in obj && typeof obj[method] === 'function') {\n return true;\n }\n }\n return false;\n}\nfunction noop() {\n // do nothing\n}\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Check to make sure the appropriate number of arguments are provided for a public function.\n * Throws an error if it fails.\n *\n * @param fnName The function name\n * @param minCount The minimum number of arguments to allow for the function call\n * @param maxCount The maximum number of argument to allow for the function call\n * @param argCount The actual number of arguments provided.\n */\nconst validateArgCount = function (fnName, minCount, maxCount, argCount) {\n let argError;\n if (argCount < minCount) {\n argError = 'at least ' + minCount;\n }\n else if (argCount > maxCount) {\n argError = maxCount === 0 ? 'none' : 'no more than ' + maxCount;\n }\n if (argError) {\n const error = fnName +\n ' failed: Was called with ' +\n argCount +\n (argCount === 1 ? ' argument.' : ' arguments.') +\n ' Expects ' +\n argError +\n '.';\n throw new Error(error);\n }\n};\n/**\n * Generates a string to prefix an error message about failed argument validation\n *\n * @param fnName The function name\n * @param argName The name of the argument\n * @return The prefix to add to the error thrown for validation.\n */\nfunction errorPrefix(fnName, argName) {\n return `${fnName} failed: ${argName} argument `;\n}\n/**\n * @param fnName\n * @param argumentNumber\n * @param namespace\n * @param optional\n */\nfunction validateNamespace(fnName, namespace, optional) {\n if (optional && !namespace) {\n return;\n }\n if (typeof namespace !== 'string') {\n //TODO: I should do more validation here. We only allow certain chars in namespaces.\n throw new Error(errorPrefix(fnName, 'namespace') + 'must be a valid firebase namespace.');\n }\n}\nfunction validateCallback(fnName, argumentName, \n// eslint-disable-next-line @typescript-eslint/ban-types\ncallback, optional) {\n if (optional && !callback) {\n return;\n }\n if (typeof callback !== 'function') {\n throw new Error(errorPrefix(fnName, argumentName) + 'must be a valid function.');\n }\n}\nfunction validateContextObject(fnName, argumentName, context, optional) {\n if (optional && !context) {\n return;\n }\n if (typeof context !== 'object' || context === null) {\n throw new Error(errorPrefix(fnName, argumentName) + 'must be a valid context object.');\n }\n}\n\n/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n// Code originally came from goog.crypt.stringToUtf8ByteArray, but for some reason they\n// automatically replaced '\\r\\n' with '\\n', and they didn't handle surrogate pairs,\n// so it's been modified.\n// Note that not all Unicode characters appear as single characters in JavaScript strings.\n// fromCharCode returns the UTF-16 encoding of a character - so some Unicode characters\n// use 2 characters in JavaScript. All 4-byte UTF-8 characters begin with a first\n// character in the range 0xD800 - 0xDBFF (the first character of a so-called surrogate\n// pair).\n// See http://www.ecma-international.org/ecma-262/5.1/#sec-15.1.3\n/**\n * @param {string} str\n * @return {Array}\n */\nconst stringToByteArray = function (str) {\n const out = [];\n let p = 0;\n for (let i = 0; i < str.length; i++) {\n let c = str.charCodeAt(i);\n // Is this the lead surrogate in a surrogate pair?\n if (c >= 0xd800 && c <= 0xdbff) {\n const high = c - 0xd800; // the high 10 bits.\n i++;\n assert(i < str.length, 'Surrogate pair missing trail surrogate.');\n const low = str.charCodeAt(i) - 0xdc00; // the low 10 bits.\n c = 0x10000 + (high << 10) + low;\n }\n if (c < 128) {\n out[p++] = c;\n }\n else if (c < 2048) {\n out[p++] = (c >> 6) | 192;\n out[p++] = (c & 63) | 128;\n }\n else if (c < 65536) {\n out[p++] = (c >> 12) | 224;\n out[p++] = ((c >> 6) & 63) | 128;\n out[p++] = (c & 63) | 128;\n }\n else {\n out[p++] = (c >> 18) | 240;\n out[p++] = ((c >> 12) & 63) | 128;\n out[p++] = ((c >> 6) & 63) | 128;\n out[p++] = (c & 63) | 128;\n }\n }\n return out;\n};\n/**\n * Calculate length without actually converting; useful for doing cheaper validation.\n * @param {string} str\n * @return {number}\n */\nconst stringLength = function (str) {\n let p = 0;\n for (let i = 0; i < str.length; i++) {\n const c = str.charCodeAt(i);\n if (c < 128) {\n p++;\n }\n else if (c < 2048) {\n p += 2;\n }\n else if (c >= 0xd800 && c <= 0xdbff) {\n // Lead surrogate of a surrogate pair. The pair together will take 4 bytes to represent.\n p += 4;\n i++; // skip trail surrogate.\n }\n else {\n p += 3;\n }\n }\n return p;\n};\n\n/**\n * @license\n * Copyright 2019 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * The amount of milliseconds to exponentially increase.\n */\nconst DEFAULT_INTERVAL_MILLIS = 1000;\n/**\n * The factor to backoff by.\n * Should be a number greater than 1.\n */\nconst DEFAULT_BACKOFF_FACTOR = 2;\n/**\n * The maximum milliseconds to increase to.\n *\n *
Visible for testing\n */\nconst MAX_VALUE_MILLIS = 4 * 60 * 60 * 1000; // Four hours, like iOS and Android.\n/**\n * The percentage of backoff time to randomize by.\n * See\n * http://go/safe-client-behavior#step-1-determine-the-appropriate-retry-interval-to-handle-spike-traffic\n * for context.\n *\n *
Visible for testing\n */\nconst RANDOM_FACTOR = 0.5;\n/**\n * Based on the backoff method from\n * https://github.com/google/closure-library/blob/master/closure/goog/math/exponentialbackoff.js.\n * Extracted here so we don't need to pass metadata and a stateful ExponentialBackoff object around.\n */\nfunction calculateBackoffMillis(backoffCount, intervalMillis = DEFAULT_INTERVAL_MILLIS, backoffFactor = DEFAULT_BACKOFF_FACTOR) {\n // Calculates an exponentially increasing value.\n // Deviation: calculates value from count and a constant interval, so we only need to save value\n // and count to restore state.\n const currBaseValue = intervalMillis * Math.pow(backoffFactor, backoffCount);\n // A random \"fuzz\" to avoid waves of retries.\n // Deviation: randomFactor is required.\n const randomWait = Math.round(\n // A fraction of the backoff value to add/subtract.\n // Deviation: changes multiplication order to improve readability.\n RANDOM_FACTOR *\n currBaseValue *\n // A random float (rounded to int by Math.round above) in the range [-1, 1]. Determines\n // if we add or subtract.\n (Math.random() - 0.5) *\n 2);\n // Limits backoff to max to avoid effectively permanent backoff.\n return Math.min(MAX_VALUE_MILLIS, currBaseValue + randomWait);\n}\n\n/**\n * @license\n * Copyright 2020 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/**\n * Provide English ordinal letters after a number\n */\nfunction ordinal(i) {\n if (!Number.isFinite(i)) {\n return `${i}`;\n }\n return i + indicator(i);\n}\nfunction indicator(i) {\n i = Math.abs(i);\n const cent = i % 100;\n if (cent >= 10 && cent <= 20) {\n return 'th';\n }\n const dec = i % 10;\n if (dec === 1) {\n return 'st';\n }\n if (dec === 2) {\n return 'nd';\n }\n if (dec === 3) {\n return 'rd';\n }\n return 'th';\n}\n\n/**\n * @license\n * Copyright 2021 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nfunction getModularInstance(service) {\n if (service && service._delegate) {\n return service._delegate;\n }\n else {\n return service;\n }\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, isCloudflareWorker, isElectron, isEmpty, isIE, isIndexedDBAvailable, isMobileCordova, isNode, isNodeSdk, isReactNative, isSafari, isUWP, isValidFormat, isValidTimestamp, isWebWorker, issuedAtTime, jsonEval, map, ordinal, promiseWithTimeout, querystring, querystringDecode, safeGet, stringLength, stringToByteArray, stringify, validateArgCount, validateCallback, validateContextObject, validateIndexedDBOpenable, validateNamespace };\n//# sourceMappingURL=index.esm2017.js.map\n","const getDefaultsFromPostinstall = () => (undefined);\nexport { getDefaultsFromPostinstall };","import { registerVersion } from '@firebase/app';\nexport * from '@firebase/app';\n\nvar name = \"firebase\";\nvar version = \"11.6.1\";\n\n/**\n * @license\n * Copyright 2020 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\nregisterVersion(name, version, 'app');\n//# sourceMappingURL=index.esm.js.map\n","export * from '@firebase/messaging';\n//# sourceMappingURL=index.esm.js.map\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","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","'use strict';\n\nvar m = require('react-dom');\nif (process.env.NODE_ENV === 'production') {\n exports.createRoot = m.createRoot;\n exports.hydrateRoot = m.hydrateRoot;\n} else {\n var i = m.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED;\n exports.createRoot = function(c, o) {\n i.usingClientEntryPoint = true;\n try {\n return m.createRoot(c, o);\n } finally {\n i.usingClientEntryPoint = false;\n }\n };\n exports.hydrateRoot = function(c, h, o) {\n i.usingClientEntryPoint = true;\n try {\n return m.hydrateRoot(c, h, o);\n } finally {\n i.usingClientEntryPoint = false;\n }\n };\n}\n","import { PACKAGE_VERSION } from './version.js';\n\n// Name of this application, used in the User-Agent.\nexport const APP_NAME = 'TinodeWeb/' + (PACKAGE_VERSION || '0.24');\n\n// API key. Use https://github.com/tinode/chat/tree/master/keygen to generate your own\nexport const API_KEY = 'AQEAAAABAAD_rAp4DJh05a1HAwFT3A6K';\n\n// The array of possible hosts to connect to.\nexport const KNOWN_HOSTS = {hosted: 'web.tinode.co', local: 'localhost:6060'};\n\n// Default host name and port to connect to.\nexport const DEFAULT_HOST = KNOWN_HOSTS.hosted;\n\n// Enable console logging.\nexport const LOGGING_ENABLED = true;\n\n// Minimum time between two keypress notifications, milliseconds.\nexport const KEYPRESS_DELAY = 3_000;\n// Delay before sending a read notification, milliseconds.\nexport const READ_DELAY = 1_500;\n\n// The default shortest allowed tag length. Matches the value on the server.\nexport const MIN_TAG_LENGTH = 2;\n// The default greatest allowed tag length. Matches the value on the server.\nexport const MAX_TAG_LENGTH = 96;\n// The default maximum number of tags allowed. Matches the value on the server.\nexport const MAX_TAG_COUNT = 16;\n\n// Access mode for P2P subscriptions initiated by the current user.\nexport const DEFAULT_P2P_ACCESS_MODE = 'JRWPS';\n// Access mode for new group topics created by the current user.\nexport const NEW_GRP_ACCESS_MODE = 'JRWPSAO';\n// Access mode for a channel.\nexport const CHANNEL_ACCESS_MODE = 'JR';\n\n// Access mode for no access.\nexport const NO_ACCESS_MODE = 'N';\n\n// Mediaquery breakpoint between desktop and mobile, in px. Should match the value\n// in @media (max-size: 640px) in base.css\nexport const MEDIA_BREAKPOINT = 640;\n// Size of css 'rem' unit in pixels. Default 1rem = 10pt = 13px.\nexport const REM_SIZE = 13;\n\n// Size of the avatar image: when image dimensions are greater or the image is not square, it's resized to\n// a square of this size or less.\nexport const AVATAR_SIZE = 384;\n\n// Maximum size of an avatar in bytes for sending in-band. Bigger avatars will be sent out of band (as uploads).\nexport const MAX_AVATAR_BYTES = 4096;\n\n// Size of the broken_image shown in MessagesView\nexport const BROKEN_IMAGE_SIZE = 32;\n\n// Size of video preview when dimensions are missing.\nexport const NO_DIMENSIONS_VIDEO = 128;\n\n// Number of chat messages to fetch in one call.\nexport const MESSAGES_PAGE = 24;\n\n// Default maximum in-band (included directly into the message) attachment size which fits into\n// a message of 256K in size. Used when the server-provided value is unavailable. The actual\n// binary size of the attachment should be smaller due to base64 encoding expansion and some overhead,\n// for instance 1024 bytes.\n// Increase this limit to a greater value in production, if desired. Also increase\n// max_message_size in the server config.\nexport const MAX_INBAND_ATTACHMENT_SIZE = 262_144;\n\n// Default absolute maximum attachment size to be used with the server = 8MB.\n// Used when the server-provided value is unavailable. Increase to something like 100MB in production.\nexport const MAX_EXTERN_ATTACHMENT_SIZE = 1 << 23;\n\n// Maximum allowed linear dimension (pixels) of an image sent inline. Larger images will be shrunk\n// to make the larger dimension fit under this size. You may want to adjust it to 1600 or\n// 2400 for production.\nexport const MAX_IMAGE_DIM = 1024;\n\n// Linear dimensions of image preview: shrink image under this size for previews.\nexport const IMAGE_PREVIEW_DIM = 64;\n\n// Linear dimensions of video screencapture: shrink image under this size for previews.\nexport const VIDEO_PREVIEW_DIM = 96;\n\n// Linear dimensions of image thumbnail: shrink image under this size for thumbnails in reply quote previews.\nexport const IMAGE_THUMBNAIL_DIM = 36;\n// Width of video thumbnail: allow it to be wider, but not taller. Use IMAGE_THUMBNAIL_DIM for height.\nexport const VIDEO_THUMBNAIL_WIDTH = 48;\n\n// Maximum number of online users to be shown in a topic title bar. Others will be\n// hidden under \"+X more\"\nexport const MAX_ONLINE_IN_TOPIC = 4;\n\n// Maximum length of user name, topic title, and private comment.\nexport const MAX_TITLE_LENGTH = 60;\n// Maximum length of topic description.\nexport const MAX_TOPIC_DESCRIPTION_LENGTH = 360;\n// Maximum length of user name when displaying a video call.\nexport const MAX_PEER_TITLE_LENGTH = 24;\n\n// Length of message previews in chat list, in characters.\nexport const MESSAGE_PREVIEW_LENGTH = 80;\n\n// Length of a quote in quoted reply (for outgoing messages).\nexport const QUOTED_REPLY_LENGTH = 30;\n// Length of a preview of a forwarded message.\nexport const FORWARDED_PREVIEW_LENGTH = 84;\n// Length of preview for a message being edited.\nexport const EDIT_PREVIEW_LENGTH = 48;\n\n// Minimum duration of an audio recording in milliseconds (2 sec).\nexport const MIN_DURATION = 2_000;\n// Maximum duration of an audio recording in milliseconds (10 min).\nexport const MAX_DURATION = 600_000;\n\n// Link for \"Contact Us\".\nexport const LINK_CONTACT_US = 'mailto:support@tinode.co';\n\n// Link to Privacy Policy.\nexport const LINK_PRIVACY_POLICY = 'https://tinode.co/privacy.html';\n\n// Link to Terms of Service.\nexport const LINK_TERMS_OF_SERVICE = 'https://tinode.co/terms.html';\n\n// When user starts a P2P topic, automatic subscription does not\n// happen until the first message. Setting this option to true enables\n// immediate subscription.\nexport const IMMEDIATE_P2P_SUBSCRIPTION = false;\n\n// URL schemes permitted to appear in links (i.e. no javascript: scheme).\nexport const CLICKABLE_URL_SCHEMES = ['http', 'https', 'ftp', 'ftps'];\n\n// Size of the QR code in the app.\nexport const QRCODE_SIZE = 128;\n\n// How much time has to pass to consider computer awoken from sleep (80 sec).\n// Chrome throttles ticker events in inactive tabs to once per minute. This\n// value ensures that these once-a-minute events do not trigger a reconnect.\nexport const WAKE_UP_TIMEOUT = 80000;\n// Timer interval between checks if computer woke up from sleep (1 sec).\nexport const WAKE_UP_TICK = 1000;\n\n// Swipe distance to register as a gesture, in pixels.\nexport const MIN_SWIPE_DISTANCE = REM_SIZE * 3;\n\n// Self-topic avatar as an SVG icon encoded as data URI\nexport const SELF_AVATAR_URI = 'data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0idXRmLTgiPz48c3ZnIHZpZXdCb3g9IjAgMCAxNyAxNyIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48cGF0aCBkPSJNMy41NjIgMXYxNS40NTlsNC42ODYtMy4yNyA0Ljc1MiAzLjI2di0xNS40NDloLTkuNDM4ek0xMiAxNC41NTFsLTMuNzU2LTIuNTc4LTMuNjgxIDIuNTY4di0xMi41NDFoNy40Mzd2MTIuNTUxeiIgZmlsbD0iIzU1NTU1NSIgLz48L3N2Zz4=' // eslint-disable-line max-len\n\n// Toast display duration, milliseconds.\nexport const TOAST_DURATION = 3_000;\n","// Video call states.\nexport const CALL_STATE_NONE = 0;\nexport const CALL_STATE_OUTGOING_INITATED = 1;\nexport const CALL_STATE_INCOMING_RECEIVED = 2;\nexport const CALL_STATE_IN_PROGRESS = 3;\n\n// Video call message headers representing call state.\nexport const CALL_HEAD_STARTED = 'started';\n\n","// File and image helper functions.\n\n// Supported image MIME types and corresponding file extensions.\nexport const SUPPORTED_IMAGE_FORMATS = ['image/jpeg', 'image/gif', 'image/png', 'image/svg', 'image/svg+xml'];\nexport const MIME_EXTENSIONS = ['jpg', 'gif', 'png', 'svg', 'svg'];\n\n// Get an URL from a theCard photo: either create a data: URL or return reference URL.\nexport function makeImageUrl(photo) {\n if (photo && typeof photo == 'object') {\n if (photo.ref) {\n return photo.ref\n }\n if (photo.data && photo.type) {\n const mime = photo.type.startsWith('image/') ? photo.type : ('image/' + photo.type);\n return 'data:' + mime + ';base64,' + photo.data;\n }\n }\n return null;\n}\n\n// Calculate linear dimensions for scaling image down to fit under a certain size.\n// Returns an object which contains destination sizes, source sizes, and offsets\n// into source (when making square images).\nexport function fitImageSize(width, height, maxWidth, maxHeight, forceSquare) {\n // Sanitize input\n width = width | 0;\n height = height | 0;\n maxWidth = maxWidth | 0;\n maxHeight = maxHeight | 0;\n\n if (width <= 0 || height <= 0 || maxWidth <= 0 || maxHeight <= 0) {\n return null;\n }\n\n if (forceSquare) {\n maxWidth = maxHeight = Math.min(maxWidth, maxHeight);\n }\n\n const scale = Math.min(\n Math.min(width, maxWidth) / width,\n Math.min(height, maxHeight) / height\n );\n\n const size = {\n dstWidth: (width * scale) | 0,\n dstHeight: (height * scale) | 0,\n };\n\n if (forceSquare) {\n // Also calculate parameters for making the image square.\n size.dstWidth = size.dstHeight = Math.min(size.dstWidth, size.dstHeight);\n size.srcWidth = size.srcHeight = Math.min(width, height);\n size.xoffset = ((width - size.srcWidth) / 2) | 0;\n size.yoffset = ((height - size.srcWidth) / 2) | 0;\n } else {\n size.xoffset = size.yoffset = 0;\n size.srcWidth = width;\n size.srcHeight = height;\n }\n return size;\n}\n\n// Ensure file's extension matches mime content type\nexport function fileNameForMime(fname, mime) {\n const idx = SUPPORTED_IMAGE_FORMATS.indexOf(mime);\n if (idx < 0 || !fname) {\n // Unknown mime or empty name.\n return fname;\n }\n const ext = MIME_EXTENSIONS[idx];\n\n const at = fname.lastIndexOf('.');\n if (at >= 0) {\n fname = fname.substring(0, at);\n }\n return fname + '.' + ext;\n}\n\n// Scale uploaded image to fit under certain dimensions and byte size, optionally constraining to a square.\n// Returns a promise which is resolven on success or rejected on failure.\nexport function imageScaled(fileOrBlob, maxWidth, maxHeight, maxSize, forceSquare) {\n return new Promise((resolve, reject) => {\n const img = new Image();\n img.crossOrigin = 'Anonymous';\n img.onerror = function(err) {\n reject(new Error(\"Image format unrecognized\"));\n }\n img.onload = async function() {\n // Once the image is loaded, the URL is no longer needed.\n URL.revokeObjectURL(img.src);\n\n // Calculate the desired image dimensions.\n const dim = fitImageSize(img.width, img.height, maxWidth, maxHeight, forceSquare);\n if (!dim) {\n reject(new Error(\"Invalid image\"));\n return;\n }\n let canvas = document.createElement('canvas');\n canvas.width = dim.dstWidth;\n canvas.height = dim.dstHeight;\n let ctx = canvas.getContext('2d');\n ctx.imageSmoothingEnabled = true;\n ctx.drawImage(img, dim.xoffset, dim.yoffset, dim.srcWidth, dim.srcHeight,\n 0, 0, dim.dstWidth, dim.dstHeight);\n\n const mime = SUPPORTED_IMAGE_FORMATS.includes(fileOrBlob.type) ? fileOrBlob.type : 'image/jpeg';\n // Generate blob to check size of the image.\n let blob = await new Promise(resolve => canvas.toBlob(resolve, mime));\n if (!blob) {\n reject(new Error(\"Unsupported image format\"));\n return;\n }\n // Ensure the image is not too large. Shrink the image keeping the aspect ratio.\n // Do nothing if maxsize is <= 0.\n while (maxSize > 0 && blob.length > maxSize) {\n dim.dstWidth = (dim.dstWidth * 0.70710678118) | 0;\n dim.dstHeight = (dim.dstHeight * 0.70710678118) | 0;\n canvas.width = dim.dstWidth;\n canvas.height = dim.dstHeight;\n ctx = canvas.getContext('2d');\n ctx.clearRect(0, 0, canvas.width, canvas.height);\n ctx.drawImage(img, dim.xoffset, dim.yoffset, dim.srcWidth, dim.srcHeight,\n 0, 0, dim.dstWidth, dim.dstHeight);\n blob = await new Promise(resolve => canvas.toBlob(resolve, mime));\n }\n\n canvas = null;\n resolve({mime: mime, blob: blob, width: dim.dstWidth, height: dim.dstHeight, name: fileNameForMime(fileOrBlob.name, mime)});\n };\n img.src = URL.createObjectURL(fileOrBlob);\n });\n}\n\n// Scale and crop image according to specified dimensions.\n// The coordinates are in unscaled image pixels, i.e. cut the rectangle first then scale it.\n// returns a promise.\nexport function imageCrop(mime, objURL, left, top, width, height, scale) {\n return new Promise((resolve, reject) => {\n const img = new Image();\n img.crossOrigin = 'Anonymous';\n img.onerror = _ => {\n reject(new Error(\"Image format unrecognized\"));\n };\n img.onload = _ => {\n // Once the image is loaded, the URL is no longer needed.\n URL.revokeObjectURL(img.src);\n\n let canvas = document.createElement('canvas');\n canvas.width = width * scale;\n canvas.height = height * scale;\n let ctx = canvas.getContext('2d');\n ctx.imageSmoothingEnabled = true;\n ctx.drawImage(img, left, top, width, height, 0, 0, canvas.width, canvas.height);\n\n mime = SUPPORTED_IMAGE_FORMATS.includes(mime) ? mime : 'image/jpeg';\n // Generate blob to check size of the image.\n canvas.toBlob((blob) => {\n // Allow GC.\n canvas = null;\n if (blob) {\n resolve({mime: mime, blob: blob, width: width, height: height});\n } else {\n reject(new Error(\"Unsupported image format\"));\n }\n }, mime);\n };\n img.src = objURL;\n });\n}\n\n// Convert file to base64 string.\nexport function fileToBase64(file) {\n return new Promise((resolve, reject) => {\n const reader = new FileReader();\n reader.onerror = _ => {\n reject(reader.error);\n };\n reader.onload = _ => {\n resolve({mime: file.type, bits: reader.result.split(',')[1], name: file.name});\n };\n reader.readAsDataURL(file);\n });\n}\n\n// Convert Blob to base64 string. Returns a promise resolved with the base64 string and mime.\nexport function blobToBase64(blob) {\n return new Promise((resolve, reject) => {\n const reader = new FileReader();\n reader.onerror = _ => {\n reject(reader.error);\n };\n reader.onload = _ => {\n resolve({mime: blob.type, bits: reader.result.split(',')[1]});\n };\n reader.readAsDataURL(blob);\n });\n}\n\n// File pasted from the clipboard. It's either an inline image or a file attachment.\nexport function filePasted(event, onImageSuccess, onAttachmentSuccess, onError) {\n const items = (event.clipboardData || event.originalEvent.clipboardData || {}).items;\n if (!items || !items.length) {\n return false;\n }\n\n for (let i in items) {\n const item = items[i];\n if (item.kind === 'file') {\n const file = item.getAsFile();\n if (!file) {\n console.error(\"Failed to get file object from pasted file item\", item.kind, item.type);\n onError(\"Failed to get file object from pasted file item\");\n continue;\n }\n if (file.type && file.type.split('/')[0] == 'image') {\n onImageSuccess(file);\n } else {\n onAttachmentSuccess(file);\n }\n // Indicate that the pasted data contains a file.\n return true;\n }\n }\n // No file found.\n return false;\n}\n\n// Get mime type from data URL header.\nexport function getMimeType(header) {\n const mime = /^data:(image\\/[-+a-z0-9.]+);base64/.exec(header);\n return (mime && mime.length > 1) ? mime[1] : null;\n}\n\n// Given length of a binary object in bytes, calculate the length after\n// base64 encoding.\nexport function base64EncodedLen(n) {\n return Math.floor((n + 2) / 3) * 4;\n}\n\n// Given length of a base64-encoded object, calculate decoded size of the\n// pbject in bytes.\nexport function base64DecodedLen(n) {\n return Math.floor(n / 4) * 3;\n}\n\n// Re-encode string to standard base64 encoding with padding.\n// The string may be base64-URL encoded without the padding.\nexport function base64ReEncode(str) {\n if (str) {\n str = str.replace(/-/g, '+').replace(/_/g, '/');\n try {\n str = btoa(atob(str));\n } catch(err) {\n console.error(\"Failed to base64 re-encode string.\", err);\n str = null;\n }\n }\n return str;\n}\n\n// Convert a base64 encoded string with the provided mime type into a Blob.\nexport function base64ToBlob(str, mime) {\n if (!str) {\n return null;\n }\n\n try {\n // Make blob.\n const bin = atob(str);\n const length = bin.length;\n const buf = new ArrayBuffer(length);\n const arr = new Uint8Array(buf);\n for (let i = 0; i < length; i++) {\n arr[i] = bin.charCodeAt(i);\n }\n\n return new Blob([buf], { type: mime });\n } catch(err) {\n console.error(\"Failed to convert base64 to blob: \", err);\n }\n\n return null;\n}\n\nexport function intArrayToBase64(arr) {\n if (!Array.isArray(arr)) {\n return null;\n }\n try {\n let bin = '';\n new Uint8Array(arr).forEach(b => bin += String.fromCharCode(b));\n return window.btoa(bin);\n } catch (err) {}\n return null;\n}\n\nexport function base64ToIntArray(b64) {\n const arr = [];\n try {\n const bin = window.atob(b64);\n [...bin].forEach(c => {\n arr.push(c.charCodeAt(0));\n });\n return arr;\n } catch (err) {}\n return null;\n}\n","import React from 'react';\nimport { defineMessages } from 'react-intl';\n\nimport { Drafty } from 'tinode-sdk';\n\nimport AudioPlayer from '../widgets/audio-player.jsx'\nimport CallMessage from '../widgets/call-message.jsx'\nimport CallStatus from '../widgets/call-status.jsx';\nimport InlineVideo from '../widgets/inline-video.jsx';\nimport LazyImage from '../widgets/lazy-image.jsx'\nimport UploadingImage from '../widgets/uploading-image.jsx'\n\nimport { BROKEN_IMAGE_SIZE, CLICKABLE_URL_SCHEMES, IMAGE_THUMBNAIL_DIM, NO_DIMENSIONS_VIDEO, REM_SIZE,\n VIDEO_THUMBNAIL_WIDTH } from '../config.js';\nimport { base64ToBlob, blobToBase64, fitImageSize, imageScaled } from './blob-helpers.js';\nimport { idToColorClass, secondsToTime, shortenFileName } from './strformat.js';\nimport { cancelablePromise, sanitizeUrl, sanitizeUrlForMime } from './utils.js';\n\nconst messages = defineMessages({\n drafty_form: {\n id: 'drafty_form',\n defaultMessage: 'Form: ',\n description: 'Comment for form in Drafty'\n },\n drafty_attachment: {\n id: 'drafty_attachment',\n defaultMessage: 'Attachment',\n description: 'Comment for attachment in Drafty'\n },\n drafty_image: {\n id: 'drafty_image',\n defaultMessage: 'Picture',\n description: 'Comment for embedded images in Drafty'\n },\n drafty_video: {\n id: 'drafty_video',\n defaultMessage: 'Video recording',\n description: 'Comment for videos embedded in Drafty'\n },\n drafty_unknown: {\n id: 'drafty_unknown',\n defaultMessage: 'Unsupported',\n description: 'Unsupported entity in drafty'\n }\n});\n\n// The main Drafty formatter: converts Drafty elements into React classes. 'this' is set by the caller.\n// 'this' must contain:\n// viewportWidth:\n// authorizeURL:\n// onImagePreview:\n// onVideoPreview:\n// onFormButtonClick:\n// onQuoteClick:\nexport function fullFormatter(style, data, values, key, stack) {\n if (stack.includes('QQ')) {\n return quoteFormatter.call(this, style, data, values, key);\n }\n\n if (!style) {\n // Unformatted.\n return values;\n }\n\n let el = Drafty.tagName(style);\n let attr = Drafty.attrValue(style, data) || {};\n attr.key = key;\n switch (style) {\n case 'AU':\n // Show audio player.\n if (attr.src) {\n attr.src = this.authorizeURL(sanitizeUrlForMime(attr.src, 'audio'));\n attr.duration = data.duration > 0 ? (data.duration | 0) : undefined;\n attr.preview = data.preview;\n attr.loading = 'lazy';\n }\n el = AudioPlayer;\n // Audio element cannot have content.\n values = null;\n break;\n case 'BR':\n values = null;\n break;\n case 'EX':\n // Ignore.\n break;\n case 'HL':\n // Highlighted text. Assign class name.\n attr.className = 'highlight';\n break;\n case 'HD':\n el = null;\n values = null;\n break;\n case 'IM':\n // Additional processing for images\n el = handleImageData.call(this, el, data, attr);\n // Image element cannot have content.\n values = null;\n break;\n case 'BN':\n // Button\n attr.onClick = this.onFormButtonClick;\n let inner = React.Children.map(values, (child) => {\n return typeof child == 'string' ? child : undefined;\n });\n if (!inner || inner.length == 0) {\n inner = [attr.name]\n }\n // Get text which will be sent back when the button is clicked.\n attr['data-title'] = inner.join('');\n break;\n case 'LN':\n if (attr) {\n // Ensure only safe URL schemes are clickable.\n attr.href = typeof attr.href == 'string' ? sanitizeUrl(attr.href, CLICKABLE_URL_SCHEMES) : '';\n }\n break;\n case 'MN':\n // Mention\n attr.className = 'mention'\n if (data) {\n attr.className += ' ' + idToColorClass(data.val, false, true);\n }\n break;\n case 'FM':\n // Form\n attr.className = 'bot-form';\n break;\n case 'RW':\n // Form element formatting is dependent on element content.\n break;\n case 'QQ':\n // Quote/citation.\n attr.className = 'reply-quote'\n attr.onClick = this.onQuoteClick;\n break;\n case 'VC':\n el = CallMessage;\n // Video call messages do not have content.\n values = null;\n if (data) {\n attr.callState = data.state;\n attr.incoming = data.incoming;\n attr.duration = data.duration;\n }\n break;\n case 'VD':\n // Additional processing for videos.\n el = handleVideoData.call(this, el, data, attr);\n // Video element cannot have content.\n values = null;\n break;\n default:\n if (!el) {\n // Unknown element.\n el = React.Fragment;\n attr = {key: key};\n // Generate comment for unknown element.\n let body = values;\n if (!Array.isArray(values) || !values.join('').trim()) {\n body = [{this.formatMessage(messages.drafty_unknown)}];\n }\n values = [extension, ' '].concat(body);\n }\n break;\n }\n if (!el) {\n return values;\n }\n return React.createElement(el, attr, values);\n}\n\n// Additional processing of image data.\nfunction handleImageData(el, data, attr) {\n if (!data) {\n attr.src = 'img/broken_image.png';\n attr.style = {\n width: IMAGE_THUMBNAIL_DIM + 'px',\n height: IMAGE_THUMBNAIL_DIM + 'px',\n };\n return el;\n }\n\n attr.className = 'inline-image';\n const dim = fitImageSize(data.width, data.height,\n this.viewportWidth > 0 ? Math.min(this.viewportWidth - REM_SIZE * 6.5, REM_SIZE * 34.5) :\n REM_SIZE * 34.5, REM_SIZE * 24, false) ||\n {dstWidth: BROKEN_IMAGE_SIZE, dstHeight: BROKEN_IMAGE_SIZE};\n attr.style = {\n width: dim.dstWidth + 'px',\n height: dim.dstHeight + 'px',\n // Looks like a Chrome bug: broken image does not respect 'width' and 'height'.\n minWidth: dim.dstWidth + 'px',\n minHeight: dim.dstHeight + 'px'\n };\n if (!Drafty.isProcessing(data)) {\n attr.src = this.authorizeURL(sanitizeUrlForMime(attr.src, 'image'));\n attr.alt = data.name;\n if (attr.src) {\n if (Math.max(data.width || 0, data.height || 0) > IMAGE_THUMBNAIL_DIM) {\n // Allow previews for large enough images.\n attr.onClick = this.onImagePreview;\n attr.className += ' image-clickable';\n }\n attr.loading = 'lazy';\n } else {\n attr.src = null;\n }\n } else {\n // Use custom element instead of or
\n );\n }\n};\n","import React from 'react';\n\nimport LetterTile from './letter-tile.jsx';\nimport LoadSpinner from './load-spinner.jsx';\n\nimport { sanitizeUrlForMime } from '../lib/utils.js';\n\nimport { AVATAR_SIZE } from '../config.js';\n\nexport default class AvatarUpload extends React.Component {\n constructor(props) {\n super(props);\n\n this.state = {\n source: props.avatar\n };\n\n this.handleFileReceived = this.handleFileReceived.bind(this);\n }\n\n componentDidUpdate(prevProps) {\n if (this.props.avatar != prevProps.avatar) {\n this.setState({source: this.props.avatar});\n }\n }\n\n handleFileReceived(e) {\n const image = e.target.files[0];\n this.props.onImageUpdated(image.type, URL.createObjectURL(image), image.name);\n // Clear the value so the same file can be uploaded again.\n e.target.value = '';\n }\n\n render() {\n // Randomize id value in case more than one AvatarUpload is shown\n // at the same time.\n const randId = 'file-input-avatar-' + ('' + Math.random()).substring(0, 4);\n const className = 'avatar-upload' + (this.props.readOnly ? ' read-only' : '');\n return (\n
\n );\n }\n};\n","// A panel included into a list of contacts with an action text.\nimport React from 'react';\nimport { injectIntl } from 'react-intl';\n\nclass ContactAction extends React.PureComponent {\n constructor(props) {\n super(props);\n\n this.handleClick = this.handleClick.bind(this);\n }\n\n handleClick(e) {\n e.preventDefault();\n e.stopPropagation();\n this.props.onAction(this.props.action);\n }\n\n render() {\n const {formatMessage} = this.props.intl;\n return (\n
\n );\n }\n}\n","// GroupMembers: control for managing a list of group members.\nimport React from 'react';\nimport { FormattedMessage, defineMessages, injectIntl } from 'react-intl';\n\nimport ChipInput from './chip-input.jsx';\nimport ContactList from './contact-list.jsx';\n\nconst messages = defineMessages({\n no_contacts: {\n id: 'no_contacts',\n defaultMessage: 'You have no contacts :-(',\n description: 'Shown in ContactsView when the user has no contacts'\n },\n contacts_not_found_short: {\n id: 'contacts_not_found_short',\n defaultMessage: \"No contacts match ''{query}''\",\n description: 'Shown in ContactsView when search returned no results'\n }\n});\n\nclass GroupManager extends React.Component {\n constructor(props) {\n super(props);\n\n this.state = {\n // Array of topic members\n members: props.members,\n index: GroupManager.indexMembers(props.members),\n staticMembers: GroupManager.staticMembers(props.members, props.keepInitialMembers, props.requiredMember),\n contactFilter: '',\n noContactsMessage: props.intl.formatMessage(messages.no_contacts),\n selectedContacts: GroupManager.selectedContacts(props.members)\n };\n\n this.handleContactSelected = this.handleContactSelected.bind(this);\n this.handleMemberRemoved = this.handleMemberRemoved.bind(this);\n this.handleContactFilter = this.handleContactFilter.bind(this);\n this.handleSubmit = this.handleSubmit.bind(this);\n this.handleCancel = this.handleCancel.bind(this);\n }\n\n static indexMembers(members) {\n let index = {};\n members.forEach(m => {\n index[m.user] = {delta: 0, present: true}; // Delta: 0 unchanged, +1 added, -1 removed\n });\n return index;\n }\n\n static staticMembers(members, keepInitial, requiredMember) {\n let stat = [];\n members.forEach(m => {\n if (keepInitial || m.user == requiredMember) {\n stat.push(m.user);\n }\n });\n return stat;\n }\n\n static selectedContacts(members) {\n let sel = [];\n members.forEach(m => {\n sel.push(m.user);\n });\n return sel;\n }\n\n handleContactSelected(userId, index) {\n let status = this.state.index[userId];\n if (status) {\n if (status.present) {\n // Prevent duplicate members\n return;\n }\n status.delta += 1;\n status.present = true;\n } else {\n status = {delta: 1, present: true};\n }\n\n let m = this.state.members.slice();\n m.push(this.props.contacts[index]);\n\n const sel = GroupManager.selectedContacts(m);\n\n const i = this.state.index;\n i[userId] = status;\n\n this.setState({members: m, index: i, selectedContacts: sel});\n }\n\n handleMemberRemoved(userId, index) {\n const status = this.state.index[userId];\n if (!status || !status.present) {\n return;\n }\n status.present = false;\n status.delta -= 1;\n\n let m = this.state.members.slice();\n m.splice(index, 1);\n\n const sel = GroupManager.selectedContacts(m);\n\n const i = this.state.index;\n i[userId] = status;\n\n this.setState({members: m, index: i, selectedContacts: sel});\n }\n\n handleContactFilter(val) {\n const {formatMessage} = this.props.intl;\n const msg = !val ?\n formatMessage(messages.no_contacts) :\n formatMessage(messages.contacts_not_found_short, {query: val});\n\n this.setState({contactFilter: val, noContactsMessage: msg});\n }\n\n static doContactFiltering(filter, values) {\n if (filter) {\n for (let i=0; i= 0) {\n return true;\n }\n }\n return false;\n }\n return true;\n }\n\n handleSubmit() {\n const members = [];\n const added = [];\n const removed = [];\n\n const keys = Object.keys(this.state.index);\n keys.forEach(k => {\n if (this.state.index[k].present) {\n members.push(k);\n }\n\n if (this.state.index[k].delta > 0) {\n added.push(k);\n } else if (this.state.index[k].delta < 0) {\n removed.push(k);\n }\n });\n this.props.onSubmit(members, added, removed);\n }\n\n handleCancel() {\n this.props.onCancel();\n }\n\n render() {\n return (\n
\n
\n \n
\n
\n \n
\n
\n \n
\n \n
\n \n \n
\n
\n );\n }\n};\n\nexport default injectIntl(GroupManager);\n","// GroupSubs: a list of group subscribers currently online.\n// Show in the topic title bar\nimport React from 'react';\nimport { FormattedMessage } from 'react-intl';\n\nimport { MAX_ONLINE_IN_TOPIC } from '../config.js'\n\nimport LetterTile from './letter-tile.jsx';\nimport { makeImageUrl } from '../lib/blob-helpers.js';\n\nexport default class GroupSubs extends React.Component {\n constructor(props) {\n super(props);\n }\n\n render() {\n const usersOnline = [];\n const totalCount = (this.props.subscribers || []).length;\n const countToShow = Math.min(MAX_ONLINE_IN_TOPIC, totalCount);\n\n (this.props.subscribers || []).some((sub) => {\n usersOnline.push(\n
: null);\n }\n}\n","// The X menu to be displayed in title bars.\nimport React from 'react';\n\nexport default class MenuCancel extends React.PureComponent {\n render() {\n return (\n {e.preventDefault(); this.props.onCancel();}}>\n close\n \n );\n }\n}\n","import React from 'react';\n\nexport default class MenuContacts extends React.PureComponent {\n render() {\n return (\n
\n );\n }\n};\n","// Message bubble with non-payload content, such as an indicator of deleted content or a date stamp.\n\nimport React from 'react';\n\nexport default class MetaMessage extends React.PureComponent {\n constructor(props) {\n super(props);\n }\n\n render() {\n let content = null;\n let bubbleClass = 'bubble';\n if (this.props.date) {\n // A date badge.\n content = <>{this.props.date}\n bubbleClass += ' date';\n }\n\n if (!content) {\n return <>{null}\n }\n\n return (\n
![\"channel\"](\"/img/channel.png\")
: null}![\"logo\"](\"img/logo.svg\"){kind=logo}
\n ![](\"img/broken_video.png\")
}\n