g(x,c))a[d]=x,a[n]=c,d=n;else break a}}return b}\nfunction g(a,b){var c=a.sortIndex-b.sortIndex;return 0!==c?c:a.id-b.id}if(\"object\"===typeof performance&&\"function\"===typeof performance.now){var l=performance;exports.unstable_now=function(){return l.now()}}else{var p=Date,q=p.now();exports.unstable_now=function(){return p.now()-q}}var r=[],t=[],u=1,v=null,y=3,z=!1,A=!1,B=!1,D=\"function\"===typeof setTimeout?setTimeout:null,E=\"function\"===typeof clearTimeout?clearTimeout:null,F=\"undefined\"!==typeof setImmediate?setImmediate:null;\n\"undefined\"!==typeof navigator&&void 0!==navigator.scheduling&&void 0!==navigator.scheduling.isInputPending&&navigator.scheduling.isInputPending.bind(navigator.scheduling);function G(a){for(var b=h(t);null!==b;){if(null===b.callback)k(t);else if(b.startTime<=a)k(t),b.sortIndex=b.expirationTime,f(r,b);else break;b=h(t)}}function H(a){B=!1;G(a);if(!A)if(null!==h(r))A=!0,I(J);else{var b=h(t);null!==b&&K(H,b.startTime-a)}}\nfunction J(a,b){A=!1;B&&(B=!1,E(L),L=-1);z=!0;var c=y;try{G(b);for(v=h(r);null!==v&&(!(v.expirationTime>b)||a&&!M());){var d=v.callback;if(\"function\"===typeof d){v.callback=null;y=v.priorityLevel;var e=d(v.expirationTime<=b);b=exports.unstable_now();\"function\"===typeof e?v.callback=e:v===h(r)&&k(r);G(b)}else k(r);v=h(r)}if(null!==v)var w=!0;else{var m=h(t);null!==m&&K(H,m.startTime-b);w=!1}return w}finally{v=null,y=c,z=!1}}var N=!1,O=null,L=-1,P=5,Q=-1;\nfunction M(){return exports.unstable_now()-Qa||125d?(a.sortIndex=c,f(t,a),null===h(r)&&a===h(t)&&(B?(E(L),L=-1):B=!0,K(H,c-d))):(a.sortIndex=e,f(r,a),A||z||(A=!0,I(J)));return a};\nexports.unstable_shouldYield=M;exports.unstable_wrapCallback=function(a){var b=y;return function(){var c=y;y=b;try{return a.apply(this,arguments)}finally{y=c}}};\n","'use strict';\n\nif (process.env.NODE_ENV === 'production') {\n module.exports = require('./cjs/scheduler.production.min.js');\n} else {\n module.exports = require('./cjs/scheduler.development.js');\n}\n","/**\n * Copyright (c) 2014-present, Facebook, Inc.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n */\n\n'use strict';\n\n/**\n * Similar to invariant but only logs a warning if the condition is not met.\n * This can be used to log issues in development environments in critical\n * paths. Removing the logging code for production environments will keep the\n * same logic and follow the same code paths.\n */\n\nvar __DEV__ = process.env.NODE_ENV !== 'production';\n\nvar warning = function() {};\n\nif (__DEV__) {\n var printWarning = function printWarning(format, args) {\n var len = arguments.length;\n args = new Array(len > 1 ? len - 1 : 0);\n for (var key = 1; key < len; key++) {\n args[key - 1] = arguments[key];\n }\n var argIndex = 0;\n var message = 'Warning: ' +\n format.replace(/%s/g, function() {\n return args[argIndex++];\n });\n if (typeof console !== 'undefined') {\n console.error(message);\n }\n try {\n // --- Welcome to debugging React ---\n // This error was thrown as a convenience so that you can use this stack\n // to find the callsite that caused this warning to fire.\n throw new Error(message);\n } catch (x) {}\n }\n\n warning = function(condition, format, args) {\n var len = arguments.length;\n args = new Array(len > 2 ? len - 2 : 0);\n for (var key = 2; key < len; key++) {\n args[key - 2] = arguments[key];\n }\n if (format === undefined) {\n throw new Error(\n '`warning(condition, format, ...args)` requires a warning ' +\n 'message argument'\n );\n }\n if (!condition) {\n printWarning.apply(null, [format].concat(args));\n }\n };\n}\n\nmodule.exports = warning;\n","// The module cache\nvar __webpack_module_cache__ = {};\n\n// The require function\nfunction __webpack_require__(moduleId) {\n\t// Check if module is in cache\n\tvar cachedModule = __webpack_module_cache__[moduleId];\n\tif (cachedModule !== undefined) {\n\t\treturn cachedModule.exports;\n\t}\n\t// Create a new module (and put it into the cache)\n\tvar module = __webpack_module_cache__[moduleId] = {\n\t\t// no module.id needed\n\t\t// no module.loaded needed\n\t\texports: {}\n\t};\n\n\t// Execute the module function\n\t__webpack_modules__[moduleId](module, module.exports, __webpack_require__);\n\n\t// Return the exports of the module\n\treturn module.exports;\n}\n\n","// getDefaultExport function for compatibility with non-harmony modules\n__webpack_require__.n = function(module) {\n\tvar getter = module && module.__esModule ?\n\t\tfunction() { return module['default']; } :\n\t\tfunction() { return module; };\n\t__webpack_require__.d(getter, { a: getter });\n\treturn getter;\n};","// define getter functions for harmony exports\n__webpack_require__.d = function(exports, definition) {\n\tfor(var key in definition) {\n\t\tif(__webpack_require__.o(definition, key) && !__webpack_require__.o(exports, key)) {\n\t\t\tObject.defineProperty(exports, key, { enumerable: true, get: definition[key] });\n\t\t}\n\t}\n};","__webpack_require__.g = (function() {\n\tif (typeof globalThis === 'object') return globalThis;\n\ttry {\n\t\treturn this || new Function('return this')();\n\t} catch (e) {\n\t\tif (typeof window === 'object') return window;\n\t}\n})();","__webpack_require__.o = function(obj, prop) { return Object.prototype.hasOwnProperty.call(obj, prop); }","function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {\n try {\n var info = gen[key](arg);\n var value = info.value;\n } catch (error) {\n reject(error);\n return;\n }\n\n if (info.done) {\n resolve(value);\n } else {\n Promise.resolve(value).then(_next, _throw);\n }\n}\n\nexport default function _asyncToGenerator(fn) {\n return function () {\n var self = this,\n args = arguments;\n return new Promise(function (resolve, reject) {\n var gen = fn.apply(self, args);\n\n function _next(value) {\n asyncGeneratorStep(gen, resolve, reject, _next, _throw, \"next\", value);\n }\n\n function _throw(err) {\n asyncGeneratorStep(gen, resolve, reject, _next, _throw, \"throw\", err);\n }\n\n _next(undefined);\n });\n };\n}","export default function _defineProperty(obj, key, value) {\n if (key in obj) {\n Object.defineProperty(obj, key, {\n value: value,\n enumerable: true,\n configurable: true,\n writable: true\n });\n } else {\n obj[key] = value;\n }\n\n return obj;\n}","import defineProperty from \"./defineProperty.js\";\n\nfunction ownKeys(object, enumerableOnly) {\n var keys = Object.keys(object);\n\n if (Object.getOwnPropertySymbols) {\n var symbols = Object.getOwnPropertySymbols(object);\n enumerableOnly && (symbols = symbols.filter(function (sym) {\n return Object.getOwnPropertyDescriptor(object, sym).enumerable;\n })), keys.push.apply(keys, symbols);\n }\n\n return keys;\n}\n\nexport default function _objectSpread2(target) {\n for (var i = 1; i < arguments.length; i++) {\n var source = null != arguments[i] ? arguments[i] : {};\n i % 2 ? ownKeys(Object(source), !0).forEach(function (key) {\n defineProperty(target, key, source[key]);\n }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)) : ownKeys(Object(source)).forEach(function (key) {\n Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key));\n });\n }\n\n return target;\n}","export default function _arrayLikeToArray(arr, len) {\n if (len == null || len > arr.length) len = arr.length;\n\n for (var i = 0, arr2 = new Array(len); i < len; i++) {\n arr2[i] = arr[i];\n }\n\n return arr2;\n}","import arrayLikeToArray from \"./arrayLikeToArray.js\";\nexport default function _unsupportedIterableToArray(o, minLen) {\n if (!o) return;\n if (typeof o === \"string\") return arrayLikeToArray(o, minLen);\n var n = Object.prototype.toString.call(o).slice(8, -1);\n if (n === \"Object\" && o.constructor) n = o.constructor.name;\n if (n === \"Map\" || n === \"Set\") return Array.from(o);\n if (n === \"Arguments\" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return arrayLikeToArray(o, minLen);\n}","import arrayWithHoles from \"./arrayWithHoles.js\";\nimport iterableToArrayLimit from \"./iterableToArrayLimit.js\";\nimport unsupportedIterableToArray from \"./unsupportedIterableToArray.js\";\nimport nonIterableRest from \"./nonIterableRest.js\";\nexport default function _slicedToArray(arr, i) {\n return arrayWithHoles(arr) || iterableToArrayLimit(arr, i) || unsupportedIterableToArray(arr, i) || nonIterableRest();\n}","export default function _arrayWithHoles(arr) {\n if (Array.isArray(arr)) return arr;\n}","export default function _iterableToArrayLimit(arr, i) {\n var _i = arr == null ? null : typeof Symbol !== \"undefined\" && arr[Symbol.iterator] || arr[\"@@iterator\"];\n\n if (_i == null) return;\n var _arr = [];\n var _n = true;\n var _d = false;\n\n var _s, _e;\n\n try {\n for (_i = _i.call(arr); !(_n = (_s = _i.next()).done); _n = true) {\n _arr.push(_s.value);\n\n if (i && _arr.length === i) break;\n }\n } catch (err) {\n _d = true;\n _e = err;\n } finally {\n try {\n if (!_n && _i[\"return\"] != null) _i[\"return\"]();\n } finally {\n if (_d) throw _e;\n }\n }\n\n return _arr;\n}","export default function _nonIterableRest() {\n throw new TypeError(\"Invalid attempt to destructure non-iterable instance.\\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.\");\n}","import arrayWithoutHoles from \"./arrayWithoutHoles.js\";\nimport iterableToArray from \"./iterableToArray.js\";\nimport unsupportedIterableToArray from \"./unsupportedIterableToArray.js\";\nimport nonIterableSpread from \"./nonIterableSpread.js\";\nexport default function _toConsumableArray(arr) {\n return arrayWithoutHoles(arr) || iterableToArray(arr) || unsupportedIterableToArray(arr) || nonIterableSpread();\n}","import arrayLikeToArray from \"./arrayLikeToArray.js\";\nexport default function _arrayWithoutHoles(arr) {\n if (Array.isArray(arr)) return arrayLikeToArray(arr);\n}","export default function _iterableToArray(iter) {\n if (typeof Symbol !== \"undefined\" && iter[Symbol.iterator] != null || iter[\"@@iterator\"] != null) return Array.from(iter);\n}","export default function _nonIterableSpread() {\n throw new TypeError(\"Invalid attempt to spread non-iterable instance.\\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.\");\n}","import unsupportedIterableToArray from \"./unsupportedIterableToArray.js\";\nexport default function _createForOfIteratorHelper(o, allowArrayLike) {\n var it = typeof Symbol !== \"undefined\" && o[Symbol.iterator] || o[\"@@iterator\"];\n\n if (!it) {\n if (Array.isArray(o) || (it = unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === \"number\") {\n if (it) o = it;\n var i = 0;\n\n var F = function F() {};\n\n return {\n s: F,\n n: function n() {\n if (i >= o.length) return {\n done: true\n };\n return {\n done: false,\n value: o[i++]\n };\n },\n e: function e(_e) {\n throw _e;\n },\n f: F\n };\n }\n\n throw new TypeError(\"Invalid attempt to iterate non-iterable instance.\\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.\");\n }\n\n var normalCompletion = true,\n didErr = false,\n err;\n return {\n s: function s() {\n it = it.call(o);\n },\n n: function n() {\n var step = it.next();\n normalCompletion = step.done;\n return step;\n },\n e: function e(_e2) {\n didErr = true;\n err = _e2;\n },\n f: function f() {\n try {\n if (!normalCompletion && it[\"return\"] != null) it[\"return\"]();\n } finally {\n if (didErr) throw err;\n }\n }\n };\n}","export default function _classCallCheck(instance, Constructor) {\n if (!(instance instanceof Constructor)) {\n throw new TypeError(\"Cannot call a class as a function\");\n }\n}","function _defineProperties(target, props) {\n for (var i = 0; i < props.length; i++) {\n var descriptor = props[i];\n descriptor.enumerable = descriptor.enumerable || false;\n descriptor.configurable = true;\n if (\"value\" in descriptor) descriptor.writable = true;\n Object.defineProperty(target, descriptor.key, descriptor);\n }\n}\n\nexport default function _createClass(Constructor, protoProps, staticProps) {\n if (protoProps) _defineProperties(Constructor.prototype, protoProps);\n if (staticProps) _defineProperties(Constructor, staticProps);\n Object.defineProperty(Constructor, \"prototype\", {\n writable: false\n });\n return Constructor;\n}","export default function _assertThisInitialized(self) {\n if (self === void 0) {\n throw new ReferenceError(\"this hasn't been initialised - super() hasn't been called\");\n }\n\n return self;\n}","export default function _setPrototypeOf(o, p) {\n _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {\n o.__proto__ = p;\n return o;\n };\n\n return _setPrototypeOf(o, p);\n}","import setPrototypeOf from \"./setPrototypeOf.js\";\nexport default function _inherits(subClass, superClass) {\n if (typeof superClass !== \"function\" && superClass !== null) {\n throw new TypeError(\"Super expression must either be null or a function\");\n }\n\n subClass.prototype = Object.create(superClass && superClass.prototype, {\n constructor: {\n value: subClass,\n writable: true,\n configurable: true\n }\n });\n Object.defineProperty(subClass, \"prototype\", {\n writable: false\n });\n if (superClass) setPrototypeOf(subClass, superClass);\n}","export default function _getPrototypeOf(o) {\n _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {\n return o.__proto__ || Object.getPrototypeOf(o);\n };\n return _getPrototypeOf(o);\n}","export default function _isNativeReflectConstruct() {\n if (typeof Reflect === \"undefined\" || !Reflect.construct) return false;\n if (Reflect.construct.sham) return false;\n if (typeof Proxy === \"function\") return true;\n\n try {\n Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {}));\n return true;\n } catch (e) {\n return false;\n }\n}","export default function _typeof(obj) {\n \"@babel/helpers - typeof\";\n\n return _typeof = \"function\" == typeof Symbol && \"symbol\" == typeof Symbol.iterator ? function (obj) {\n return typeof obj;\n } : function (obj) {\n return obj && \"function\" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : typeof obj;\n }, _typeof(obj);\n}","import _typeof from \"./typeof.js\";\nimport assertThisInitialized from \"./assertThisInitialized.js\";\nexport default function _possibleConstructorReturn(self, call) {\n if (call && (_typeof(call) === \"object\" || typeof call === \"function\")) {\n return call;\n } else if (call !== void 0) {\n throw new TypeError(\"Derived constructors may only return object or undefined\");\n }\n\n return assertThisInitialized(self);\n}","import getPrototypeOf from \"./getPrototypeOf.js\";\nimport isNativeReflectConstruct from \"./isNativeReflectConstruct.js\";\nimport possibleConstructorReturn from \"./possibleConstructorReturn.js\";\nexport default function _createSuper(Derived) {\n var hasNativeReflectConstruct = isNativeReflectConstruct();\n return function _createSuperInternal() {\n var Super = getPrototypeOf(Derived),\n result;\n\n if (hasNativeReflectConstruct) {\n var NewTarget = getPrototypeOf(this).constructor;\n result = Reflect.construct(Super, arguments, NewTarget);\n } else {\n result = Super.apply(this, arguments);\n }\n\n return possibleConstructorReturn(this, result);\n };\n}","import setPrototypeOf from \"./setPrototypeOf.js\";\nimport isNativeReflectConstruct from \"./isNativeReflectConstruct.js\";\nexport default function _construct(Parent, args, Class) {\n if (isNativeReflectConstruct()) {\n _construct = Reflect.construct;\n } else {\n _construct = function _construct(Parent, args, Class) {\n var a = [null];\n a.push.apply(a, args);\n var Constructor = Function.bind.apply(Parent, a);\n var instance = new Constructor();\n if (Class) setPrototypeOf(instance, Class.prototype);\n return instance;\n };\n }\n\n return _construct.apply(null, arguments);\n}","import getPrototypeOf from \"./getPrototypeOf.js\";\nimport setPrototypeOf from \"./setPrototypeOf.js\";\nimport isNativeFunction from \"./isNativeFunction.js\";\nimport construct from \"./construct.js\";\nexport default function _wrapNativeSuper(Class) {\n var _cache = typeof Map === \"function\" ? new Map() : undefined;\n\n _wrapNativeSuper = function _wrapNativeSuper(Class) {\n if (Class === null || !isNativeFunction(Class)) return Class;\n\n if (typeof Class !== \"function\") {\n throw new TypeError(\"Super expression must either be null or a function\");\n }\n\n if (typeof _cache !== \"undefined\") {\n if (_cache.has(Class)) return _cache.get(Class);\n\n _cache.set(Class, Wrapper);\n }\n\n function Wrapper() {\n return construct(Class, arguments, getPrototypeOf(this).constructor);\n }\n\n Wrapper.prototype = Object.create(Class.prototype, {\n constructor: {\n value: Wrapper,\n enumerable: false,\n writable: true,\n configurable: true\n }\n });\n return setPrototypeOf(Wrapper, Class);\n };\n\n return _wrapNativeSuper(Class);\n}","export default function _isNativeFunction(fn) {\n return Function.toString.call(fn).indexOf(\"[native code]\") !== -1;\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/**\n * @fileoverview Firebase constants. Some of these (@defines) can be overridden at compile-time.\n */\n\nexport const 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 /**\n * Firebase SDK Version\n */\n SDK_VERSION: '${JSCORE_VERSION}'\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\nconst stringToByteArray = function (str: string): number[] {\n // TODO(user): Use native implementations if/when available\n const out: number[] = [];\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 } else if (c < 2048) {\n out[p++] = (c >> 6) | 192;\n out[p++] = (c & 63) | 128;\n } else if (\n (c & 0xfc00) === 0xd800 &&\n i + 1 < str.length &&\n (str.charCodeAt(i + 1) & 0xfc00) === 0xdc00\n ) {\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 } 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/**\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: number[]): string {\n // TODO(user): Use native implementations if/when available\n const out: string[] = [];\n let pos = 0,\n c = 0;\n while (pos < bytes.length) {\n const c1 = bytes[pos++];\n if (c1 < 128) {\n out[c++] = String.fromCharCode(c1);\n } else if (c1 > 191 && c1 < 224) {\n const c2 = bytes[pos++];\n out[c++] = String.fromCharCode(((c1 & 31) << 6) | (c2 & 63));\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 =\n (((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 } else {\n const c2 = bytes[pos++];\n const c3 = bytes[pos++];\n out[c++] = String.fromCharCode(\n ((c1 & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63)\n );\n }\n }\n return out.join('');\n};\n\ninterface Base64 {\n byteToCharMap_: { [key: number]: string } | null;\n charToByteMap_: { [key: string]: number } | null;\n byteToCharMapWebSafe_: { [key: number]: string } | null;\n charToByteMapWebSafe_: { [key: string]: number } | null;\n ENCODED_VALS_BASE: string;\n readonly ENCODED_VALS: string;\n readonly ENCODED_VALS_WEBSAFE: string;\n HAS_NATIVE_SUPPORT: boolean;\n encodeByteArray(input: number[] | Uint8Array, webSafe?: boolean): string;\n encodeString(input: string, webSafe?: boolean): string;\n decodeString(input: string, webSafe: boolean): string;\n decodeStringToByteArray(input: string, webSafe: boolean): number[];\n init_(): void;\n}\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_()\nexport const base64: Base64 = {\n /**\n * Maps bytes to characters.\n */\n byteToCharMap_: null,\n\n /**\n * Maps characters to bytes.\n */\n charToByteMap_: null,\n\n /**\n * Maps bytes to websafe characters.\n * @private\n */\n byteToCharMapWebSafe_: null,\n\n /**\n * Maps websafe characters to bytes.\n * @private\n */\n charToByteMapWebSafe_: null,\n\n /**\n * Our default alphabet, shared between\n * ENCODED_VALS and ENCODED_VALS_WEBSAFE\n */\n ENCODED_VALS_BASE:\n 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' + 'abcdefghijklmnopqrstuvwxyz' + '0123456789',\n\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 /**\n * Our websafe alphabet.\n */\n get ENCODED_VALS_WEBSAFE() {\n return this.ENCODED_VALS_BASE + '-_.';\n },\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 /**\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: number[] | Uint8Array, webSafe?: boolean): string {\n if (!Array.isArray(input)) {\n throw Error('encodeByteArray takes an array as a parameter');\n }\n\n this.init_();\n\n const byteToCharMap = webSafe\n ? this.byteToCharMapWebSafe_!\n : this.byteToCharMap_!;\n\n const output = [];\n\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\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\n if (!haveByte3) {\n outByte4 = 64;\n\n if (!haveByte2) {\n outByte3 = 64;\n }\n }\n\n output.push(\n byteToCharMap[outByte1],\n byteToCharMap[outByte2],\n byteToCharMap[outByte3],\n byteToCharMap[outByte4]\n );\n }\n\n return output.join('');\n },\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: string, webSafe?: boolean): string {\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(input), webSafe);\n },\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: string, webSafe: boolean): string {\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 /**\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: string, webSafe: boolean): number[] {\n this.init_();\n\n const charToByteMap = webSafe\n ? this.charToByteMapWebSafe_!\n : this.charToByteMap_!;\n\n const output: number[] = [];\n\n for (let i = 0; i < input.length; ) {\n const byte1 = charToByteMap[input.charAt(i++)];\n\n const haveByte2 = i < input.length;\n const byte2 = haveByte2 ? charToByteMap[input.charAt(i)] : 0;\n ++i;\n\n const haveByte3 = i < input.length;\n const byte3 = haveByte3 ? charToByteMap[input.charAt(i)] : 64;\n ++i;\n\n const haveByte4 = i < input.length;\n const byte4 = haveByte4 ? charToByteMap[input.charAt(i)] : 64;\n ++i;\n\n if (byte1 == null || byte2 == null || byte3 == null || byte4 == null) {\n throw new DecodeBase64StringError();\n }\n\n const outByte1 = (byte1 << 2) | (byte2 >> 4);\n output.push(outByte1);\n\n if (byte3 !== 64) {\n const outByte2 = ((byte2 << 4) & 0xf0) | (byte3 >> 2);\n output.push(outByte2);\n\n if (byte4 !== 64) {\n const outByte3 = ((byte3 << 6) & 0xc0) | byte4;\n output.push(outByte3);\n }\n }\n }\n\n return output;\n },\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\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\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/**\n * An error encountered while decoding base64 string.\n */\nexport class DecodeBase64StringError extends Error {\n readonly name = 'DecodeBase64StringError';\n}\n\n/**\n * URL-safe base64 encoding\n */\nexport const base64Encode = function (str: string): string {\n const utf8Bytes = stringToByteArray(str);\n return base64.encodeByteArray(utf8Bytes, true);\n};\n\n/**\n * URL-safe base64 encoding (without \".\" padding in the end).\n * e.g. Used in JSON Web Token (JWT) parts.\n */\nexport const base64urlEncodeWithoutPadding = function (str: string): string {\n // Use base64url encoding and remove padding in the end (dot characters).\n return base64Encode(str).replace(/\\./g, '');\n};\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 */\nexport const base64Decode = function (str: string): string | null {\n try {\n return base64.decodeString(str, true);\n } catch (e) {\n console.error('base64Decode failed: ', e);\n }\n return null;\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\nimport { base64Decode } from './crypt';\nimport { getGlobal } from './global';\n\n/**\n * Keys for experimental properties on the `FirebaseDefaults` object.\n * @public\n */\nexport type ExperimentalKey = 'authTokenSyncURL' | 'authIdTokenMaxAge';\n\n/**\n * An object that can be injected into the environment as __FIREBASE_DEFAULTS__,\n * either as a property of globalThis, a shell environment variable, or a\n * cookie.\n *\n * This object can be used to automatically configure and initialize\n * a Firebase app as well as any emulators.\n *\n * @public\n */\nexport interface FirebaseDefaults {\n config?: Record;\n emulatorHosts?: Record;\n _authTokenSyncURL?: string;\n _authIdTokenMaxAge?: number;\n /**\n * Override Firebase's runtime environment detection and\n * force the SDK to act as if it were in the specified environment.\n */\n forceEnvironment?: 'browser' | 'node';\n [key: string]: unknown;\n}\n\ndeclare global {\n // Need `var` for this to work.\n // eslint-disable-next-line no-var\n var __FIREBASE_DEFAULTS__: FirebaseDefaults | undefined;\n}\n\nconst getDefaultsFromGlobal = (): FirebaseDefaults | undefined =>\n getGlobal().__FIREBASE_DEFAULTS__;\n\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 = (): FirebaseDefaults | undefined => {\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};\n\nconst getDefaultsFromCookie = (): FirebaseDefaults | undefined => {\n if (typeof document === 'undefined') {\n return;\n }\n let match;\n try {\n match = document.cookie.match(/__FIREBASE_DEFAULTS__=([^;]+)/);\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/**\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 */\nexport const getDefaults = (): FirebaseDefaults | undefined => {\n try {\n return (\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/**\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 */\nexport const getDefaultEmulatorHost = (\n productName: string\n): string | undefined => getDefaults()?.emulatorHosts?.[productName];\n\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 */\nexport const getDefaultEmulatorHostnameAndPort = (\n productName: string\n): [hostname: string, port: number] | undefined => {\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 ${host} with no separate hostname and port!`);\n }\n // eslint-disable-next-line no-restricted-globals\n const port = parseInt(host.substring(separatorIndex + 1), 10);\n if (host[0] === '[') {\n // Bracket-quoted `[ipv6addr]:port` => return \"ipv6addr\" (without brackets).\n return [host.substring(1, separatorIndex - 1), port];\n } else {\n return [host.substring(0, separatorIndex), port];\n }\n};\n\n/**\n * Returns Firebase app config stored in the __FIREBASE_DEFAULTS__ object.\n * @public\n */\nexport const getDefaultAppConfig = (): Record | undefined =>\n getDefaults()?.config;\n\n/**\n * Returns an experimental setting on the __FIREBASE_DEFAULTS__ object (properties\n * prefixed by \"_\")\n * @public\n */\nexport const getExperimentalSetting = (\n name: T\n): FirebaseDefaults[`_${T}`] =>\n getDefaults()?.[`_${name}`] as FirebaseDefaults[`_${T}`];\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/**\n * Polyfill for `globalThis` object.\n * @returns the `globalThis` object for the given environment.\n * @public\n */\nexport function getGlobal(): typeof globalThis {\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 * @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\nexport class Deferred {\n promise: Promise;\n reject: (value?: unknown) => void = () => {};\n resolve: (value?: unknown) => void = () => {};\n constructor() {\n this.promise = new Promise((resolve, reject) => {\n this.resolve = resolve as (value?: unknown) => void;\n this.reject = reject as (value?: unknown) => void;\n });\n }\n\n /**\n * Our API internals are not promiseified 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(\n callback?: (error?: unknown, value?: unknown) => void\n ): (error: unknown, value?: unknown) => void {\n return (error, value?) => {\n if (error) {\n this.reject(error);\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\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 } else {\n callback(error, value);\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 */\n\nimport { base64urlEncodeWithoutPadding } from './crypt';\n\n// Firebase Auth tokens contain snake_case claims following the JWT standard / convention.\n/* eslint-disable camelcase */\n\nexport type FirebaseSignInProvider =\n | 'custom'\n | 'email'\n | 'password'\n | 'phone'\n | 'anonymous'\n | 'google.com'\n | 'facebook.com'\n | 'github.com'\n | 'twitter.com'\n | 'microsoft.com'\n | 'apple.com';\n\ninterface FirebaseIdToken {\n // Always set to https://securetoken.google.com/PROJECT_ID\n iss: string;\n\n // Always set to PROJECT_ID\n aud: string;\n\n // The user's unique ID\n sub: string;\n\n // The token issue time, in seconds since epoch\n iat: number;\n\n // The token expiry time, normally 'iat' + 3600\n exp: number;\n\n // The user's unique ID. Must be equal to 'sub'\n user_id: string;\n\n // The time the user authenticated, normally 'iat'\n auth_time: number;\n\n // The sign in provider, only set when the provider is 'anonymous'\n provider_id?: 'anonymous';\n\n // The user's primary email\n email?: string;\n\n // The user's email verification status\n email_verified?: boolean;\n\n // The user's primary phone number\n phone_number?: string;\n\n // The user's display name\n name?: string;\n\n // The user's profile photo URL\n picture?: string;\n\n // Information on all identities linked to this user\n firebase: {\n // The primary sign-in provider\n sign_in_provider: FirebaseSignInProvider;\n\n // A map of providers to the user's list of unique identifiers from\n // each provider\n identities?: { [provider in FirebaseSignInProvider]?: string[] };\n };\n\n // Custom claims set by the developer\n [claim: string]: unknown;\n\n uid?: never; // Try to catch a common mistake of \"uid\" (should be \"sub\" instead).\n}\n\nexport type EmulatorMockTokenOptions = ({ user_id: string } | { sub: string }) &\n Partial;\n\nexport function createMockUserToken(\n token: EmulatorMockTokenOptions,\n projectId?: string\n): string {\n if (token.uid) {\n throw new Error(\n 'The \"uid\" field is no longer supported by mockUserToken. Please use \"sub\" instead for Firebase Auth User ID.'\n );\n }\n // Unsecured JWTs use \"none\" as the algorithm.\n const header = {\n alg: 'none',\n type: 'JWT'\n };\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\n const payload: FirebaseIdToken = {\n // Set all required fields to decent defaults\n iss: `https://securetoken.google.com/${project}`,\n aud: project,\n iat,\n exp: iat + 3600,\n auth_time: iat,\n sub,\n user_id: sub,\n firebase: {\n sign_in_provider: 'custom',\n identities: {}\n },\n\n // Override with user options\n ...token\n };\n\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 * @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\nimport { CONSTANTS } from './constants';\nimport { getDefaults } from './defaults';\n\n/**\n * Type placeholder for `WorkerGlobalScope` from `webworker`\n */\ndeclare class WorkerGlobalScope {}\n\n/**\n * Returns navigator.userAgent string or '' if it's not defined.\n * @return user agent string\n */\nexport function getUA(): string {\n if (\n typeof navigator !== 'undefined' &&\n typeof navigator['userAgent'] === 'string'\n ) {\n return navigator['userAgent'];\n } else {\n return '';\n }\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 */\nexport function isMobileCordova(): boolean {\n return (\n 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\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/\nexport function isNode(): boolean {\n const forceEnvironment = getDefaults()?.forceEnvironment;\n if (forceEnvironment === 'node') {\n return true;\n } else if (forceEnvironment === 'browser') {\n return false;\n }\n\n try {\n return (\n Object.prototype.toString.call(global.process) === '[object process]'\n );\n } catch (e) {\n return false;\n }\n}\n\n/**\n * Detect Browser Environment\n */\nexport function isBrowser(): boolean {\n return typeof window !== 'undefined' || isWebWorker();\n}\n\n/**\n * Detect Web Worker context\n */\nexport function isWebWorker(): boolean {\n return (\n typeof WorkerGlobalScope !== 'undefined' &&\n typeof self !== 'undefined' &&\n self instanceof WorkerGlobalScope\n );\n}\n\n/**\n * Detect browser extensions (Chrome and Firefox at least).\n */\ninterface BrowserRuntime {\n id?: unknown;\n}\ndeclare const chrome: { runtime?: BrowserRuntime };\ndeclare const browser: { runtime?: BrowserRuntime };\nexport function isBrowserExtension(): boolean {\n const runtime =\n 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/**\n * Detect React Native.\n *\n * @return true if ReactNative environment is detected.\n */\nexport function isReactNative(): boolean {\n return (\n typeof navigator === 'object' && navigator['product'] === 'ReactNative'\n );\n}\n\n/** Detects Electron apps. */\nexport function isElectron(): boolean {\n return getUA().indexOf('Electron/') >= 0;\n}\n\n/** Detects Internet Explorer. */\nexport function isIE(): boolean {\n const ua = getUA();\n return ua.indexOf('MSIE ') >= 0 || ua.indexOf('Trident/') >= 0;\n}\n\n/** Detects Universal Windows Platform apps. */\nexport function isUWP(): boolean {\n return getUA().indexOf('MSAppHost/') >= 0;\n}\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 */\nexport function isNodeSdk(): boolean {\n return CONSTANTS.NODE_CLIENT === true || CONSTANTS.NODE_ADMIN === true;\n}\n\n/** Returns true if we are running in Safari. */\nexport function isSafari(): boolean {\n return (\n !isNode() &&\n !!navigator.userAgent &&\n navigator.userAgent.includes('Safari') &&\n !navigator.userAgent.includes('Chrome')\n );\n}\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 */\nexport function isIndexedDBAvailable(): boolean {\n try {\n return typeof indexedDB === 'object';\n } catch (e) {\n return false;\n }\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 */\nexport function validateIndexedDBOpenable(): Promise {\n return new Promise((resolve, reject) => {\n try {\n let preExist: boolean = true;\n const DB_CHECK_NAME =\n '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\n request.onerror = () => {\n reject(request.error?.message || '');\n };\n } catch (error) {\n reject(error);\n }\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 */\nexport function areCookiesEnabled(): boolean {\n if (typeof navigator === 'undefined' || !navigator.cookieEnabled) {\n return false;\n }\n return true;\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 */\n\nexport type ErrorMap = {\n readonly [K in ErrorCode]: string;\n};\n\nconst ERROR_NAME = 'FirebaseError';\n\nexport interface StringLike {\n toString(): string;\n}\n\nexport interface ErrorData {\n [key: string]: unknown;\n}\n\n// Based on code from:\n// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error#Custom_Error_Types\nexport class FirebaseError extends Error {\n /** The custom name for all FirebaseErrors. */\n readonly name: string = ERROR_NAME;\n\n constructor(\n /** The error code for this error. */\n readonly code: string,\n message: string,\n /** Custom data for this error. */\n public customData?: Record\n ) {\n super(message);\n\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 Object.setPrototypeOf(this, FirebaseError.prototype);\n\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}\n\nexport class ErrorFactory<\n ErrorCode extends string,\n ErrorParams extends { readonly [K in ErrorCode]?: ErrorData } = {}\n> {\n constructor(\n private readonly service: string,\n private readonly serviceName: string,\n private readonly errors: ErrorMap\n ) {}\n\n create(\n code: K,\n ...data: K extends keyof ErrorParams ? [ErrorParams[K]] : []\n ): FirebaseError {\n const customData = (data[0] as ErrorData) || {};\n const fullCode = `${this.service}/${code}`;\n const template = this.errors[code];\n\n const message = template ? replaceTemplate(template, customData) : 'Error';\n // Service Name: Error message (service/code).\n const fullMessage = `${this.serviceName}: ${message} (${fullCode}).`;\n\n const error = new FirebaseError(fullCode, fullMessage, customData);\n\n return error;\n }\n}\n\nfunction replaceTemplate(template: string, data: ErrorData): string {\n return template.replace(PATTERN, (_, key) => {\n const value = data[key];\n return value != null ? String(value) : `<${key}?>`;\n });\n}\n\nconst PATTERN = /\\{\\$([^}]+)}/g;\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\nexport function contains(obj: T, key: string): boolean {\n return Object.prototype.hasOwnProperty.call(obj, key);\n}\n\nexport function safeGet(\n obj: T,\n key: K\n): T[K] | undefined {\n if (Object.prototype.hasOwnProperty.call(obj, key)) {\n return obj[key];\n } else {\n return undefined;\n }\n}\n\nexport function isEmpty(obj: object): obj is {} {\n for (const key in obj) {\n if (Object.prototype.hasOwnProperty.call(obj, key)) {\n return false;\n }\n }\n return true;\n}\n\nexport function map(\n obj: { [key in K]: V },\n fn: (value: V, key: K, obj: { [key in K]: V }) => U,\n contextObj?: unknown\n): { [key in K]: U } {\n const res: Partial<{ [key in K]: U }> = {};\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 as { [key in K]: U };\n}\n\n/**\n * Deep equal two objects. Support Arrays and Objects.\n */\nexport function deepEqual(a: object, b: object): boolean {\n if (a === b) {\n return true;\n }\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\n const aProp = (a as Record)[k];\n const bProp = (b as Record)[k];\n if (isObject(aProp) && isObject(bProp)) {\n if (!deepEqual(aProp, bProp)) {\n return false;\n }\n } else if (aProp !== bProp) {\n return false;\n }\n }\n\n for (const k of bKeys) {\n if (!aKeys.includes(k)) {\n return false;\n }\n }\n return true;\n}\n\nfunction isObject(thing: unknown): thing is object {\n return thing !== null && typeof thing === 'object';\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 */\n\nexport interface Compat {\n _delegate: T;\n}\n\nexport function getModularInstance(\n service: Compat | ExpService\n): ExpService {\n if (service && (service as Compat)._delegate) {\n return (service as Compat)._delegate;\n } else {\n return service as ExpService;\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 */\nimport {\n InstantiationMode,\n InstanceFactory,\n ComponentType,\n Dictionary,\n Name,\n onInstanceCreatedCallback\n} from './types';\n\n/**\n * Component for service name T, e.g. `auth`, `auth-internal`\n */\nexport class Component {\n multipleInstances = false;\n /**\n * Properties to be added to the service namespace\n */\n serviceProps: Dictionary = {};\n\n instantiationMode = InstantiationMode.LAZY;\n\n onInstanceCreated: onInstanceCreatedCallback | null = null;\n\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(\n readonly name: T,\n readonly instanceFactory: InstanceFactory,\n readonly type: ComponentType\n ) {}\n\n setInstantiationMode(mode: InstantiationMode): this {\n this.instantiationMode = mode;\n return this;\n }\n\n setMultipleInstances(multipleInstances: boolean): this {\n this.multipleInstances = multipleInstances;\n return this;\n }\n\n setServiceProps(props: Dictionary): this {\n this.serviceProps = props;\n return this;\n }\n\n setInstanceCreatedCallback(callback: onInstanceCreatedCallback): this {\n this.onInstanceCreated = callback;\n return this;\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\nexport const DEFAULT_ENTRY_NAME = '[DEFAULT]';\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\nimport { Deferred } from '@firebase/util';\nimport { ComponentContainer } from './component_container';\nimport { DEFAULT_ENTRY_NAME } from './constants';\nimport {\n InitializeOptions,\n InstantiationMode,\n Name,\n NameServiceMapping,\n OnInitCallBack\n} from './types';\nimport { Component } from './component';\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 */\nexport class Provider {\n private component: Component | null = null;\n private readonly instances: Map = new Map();\n private readonly instancesDeferred: Map<\n string,\n Deferred\n > = new Map();\n private readonly instancesOptions: Map> =\n new Map();\n private onInitCallbacks: Map>> = new Map();\n\n constructor(\n private readonly name: T,\n private readonly container: ComponentContainer\n ) {}\n\n /**\n * @param identifier A provider can provide mulitple instances of a service\n * if this.component.multipleInstances is true.\n */\n get(identifier?: string): Promise {\n // if multipleInstances is not supported, use the default name\n const normalizedIdentifier = this.normalizeInstanceIdentifier(identifier);\n\n if (!this.instancesDeferred.has(normalizedIdentifier)) {\n const deferred = new Deferred();\n this.instancesDeferred.set(normalizedIdentifier, deferred);\n\n if (\n this.isInitialized(normalizedIdentifier) ||\n this.shouldAutoInitialize()\n ) {\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 } 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\n return this.instancesDeferred.get(normalizedIdentifier)!.promise;\n }\n\n /**\n *\n * @param options.identifier A provider can provide mulitple instances of a service\n * if this.component.multipleInstances is true.\n * @param options.optional If optional is false or not provided, the method throws an error when\n * the service is not immediately available.\n * If optional is true, the method returns null if the service is not immediately available.\n */\n getImmediate(options: {\n identifier?: string;\n optional: true;\n }): NameServiceMapping[T] | null;\n getImmediate(options?: {\n identifier?: string;\n optional?: false;\n }): NameServiceMapping[T];\n getImmediate(options?: {\n identifier?: string;\n optional?: boolean;\n }): NameServiceMapping[T] | null {\n // if multipleInstances is not supported, use the default name\n const normalizedIdentifier = this.normalizeInstanceIdentifier(\n options?.identifier\n );\n const optional = options?.optional ?? false;\n\n if (\n this.isInitialized(normalizedIdentifier) ||\n this.shouldAutoInitialize()\n ) {\n try {\n return this.getOrInitializeService({\n instanceIdentifier: normalizedIdentifier\n });\n } catch (e) {\n if (optional) {\n return null;\n } else {\n throw e;\n }\n }\n } else {\n // In case a component is not initialized and should/can not be auto-initialized at the moment, return null if the optional flag is set, or throw\n if (optional) {\n return null;\n } else {\n throw Error(`Service ${this.name} is not available`);\n }\n }\n }\n\n getComponent(): Component | null {\n return this.component;\n }\n\n setComponent(component: Component): void {\n if (component.name !== this.name) {\n throw Error(\n `Mismatching Component ${component.name} for Provider ${this.name}.`\n );\n }\n\n if (this.component) {\n throw Error(`Component for ${this.name} has already been provided`);\n }\n\n this.component = component;\n\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\n // if the service is eager, initialize the default instance\n if (isComponentEager(component)) {\n try {\n this.getOrInitializeService({ instanceIdentifier: DEFAULT_ENTRY_NAME });\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\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 [\n instanceIdentifier,\n instanceDeferred\n ] of this.instancesDeferred.entries()) {\n const normalizedIdentifier =\n this.normalizeInstanceIdentifier(instanceIdentifier);\n\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 } 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\n clearInstance(identifier: string = DEFAULT_ENTRY_NAME): void {\n this.instancesDeferred.delete(identifier);\n this.instancesOptions.delete(identifier);\n this.instances.delete(identifier);\n }\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(): Promise {\n const services = Array.from(this.instances.values());\n\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 as any).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 as any)._delete())\n ]);\n }\n\n isComponentSet(): boolean {\n return this.component != null;\n }\n\n isInitialized(identifier: string = DEFAULT_ENTRY_NAME): boolean {\n return this.instances.has(identifier);\n }\n\n getOptions(identifier: string = DEFAULT_ENTRY_NAME): Record {\n return this.instancesOptions.get(identifier) || {};\n }\n\n initialize(opts: InitializeOptions = {}): NameServiceMapping[T] {\n const { options = {} } = opts;\n const normalizedIdentifier = this.normalizeInstanceIdentifier(\n opts.instanceIdentifier\n );\n if (this.isInitialized(normalizedIdentifier)) {\n throw Error(\n `${this.name}(${normalizedIdentifier}) has already been initialized`\n );\n }\n\n if (!this.isComponentSet()) {\n throw Error(`Component ${this.name} has not been registered yet`);\n }\n\n const instance = this.getOrInitializeService({\n instanceIdentifier: normalizedIdentifier,\n options\n })!;\n\n // resolve any pending promise waiting for the service instance\n for (const [\n instanceIdentifier,\n instanceDeferred\n ] of this.instancesDeferred.entries()) {\n const normalizedDeferredIdentifier =\n this.normalizeInstanceIdentifier(instanceIdentifier);\n if (normalizedIdentifier === normalizedDeferredIdentifier) {\n instanceDeferred.resolve(instance);\n }\n }\n\n return instance;\n }\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: OnInitCallBack, identifier?: string): () => void {\n const normalizedIdentifier = this.normalizeInstanceIdentifier(identifier);\n const existingCallbacks =\n this.onInitCallbacks.get(normalizedIdentifier) ??\n new Set>();\n existingCallbacks.add(callback);\n this.onInitCallbacks.set(normalizedIdentifier, existingCallbacks);\n\n const existingInstance = this.instances.get(normalizedIdentifier);\n if (existingInstance) {\n callback(existingInstance, normalizedIdentifier);\n }\n\n return () => {\n existingCallbacks.delete(callback);\n };\n }\n\n /**\n * Invoke onInit callbacks synchronously\n * @param instance the service instance`\n */\n private invokeOnInitCallbacks(\n instance: NameServiceMapping[T],\n identifier: string\n ): void {\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 } catch {\n // ignore errors in the onInit callback\n }\n }\n }\n\n private getOrInitializeService({\n instanceIdentifier,\n options = {}\n }: {\n instanceIdentifier: string;\n options?: Record;\n }): NameServiceMapping[T] | null {\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 /**\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 /**\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(\n this.container,\n instanceIdentifier,\n instance\n );\n } catch {\n // ignore errors in the onInstanceCreatedCallback\n }\n }\n }\n\n return instance || null;\n }\n\n private normalizeInstanceIdentifier(\n identifier: string = DEFAULT_ENTRY_NAME\n ): string {\n if (this.component) {\n return this.component.multipleInstances ? identifier : DEFAULT_ENTRY_NAME;\n } else {\n return identifier; // assume multiple instances are supported before the component is provided.\n }\n }\n\n private shouldAutoInitialize(): boolean {\n return (\n !!this.component &&\n this.component.instantiationMode !== InstantiationMode.EXPLICIT\n );\n }\n}\n\n// undefined should be passed to the service factory for the default instance\nfunction normalizeIdentifierForFactory(identifier: string): string | undefined {\n return identifier === DEFAULT_ENTRY_NAME ? undefined : identifier;\n}\n\nfunction isComponentEager(component: Component): boolean {\n return component.instantiationMode === InstantiationMode.EAGER;\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\nexport type LogLevelString =\n | 'debug'\n | 'verbose'\n | 'info'\n | 'warn'\n | 'error'\n | 'silent';\n\nexport interface LogOptions {\n level: LogLevelString;\n}\n\nexport type LogCallback = (callbackParams: LogCallbackParams) => void;\n\nexport interface LogCallbackParams {\n level: LogLevelString;\n message: string;\n args: unknown[];\n type: string;\n}\n\n/**\n * A container for all of the Logger instances\n */\nexport const instances: Logger[] = [];\n\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 */\nexport enum LogLevel {\n DEBUG,\n VERBOSE,\n INFO,\n WARN,\n ERROR,\n SILENT\n}\n\nconst levelStringToEnum: { [key in LogLevelString]: LogLevel } = {\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/**\n * The default log level\n */\nconst defaultLogLevel: LogLevel = LogLevel.INFO;\n\n/**\n * We allow users the ability to pass their own log handler. We will pass the\n * type of log, the current log level, and any other arguments passed (i.e. the\n * messages that the user wants to log) to this function.\n */\nexport type LogHandler = (\n loggerInstance: Logger,\n logType: LogLevel,\n ...args: unknown[]\n) => void;\n\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/**\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: LogHandler = (instance, logType, ...args): void => {\n if (logType < instance.logLevel) {\n return;\n }\n const now = new Date().toISOString();\n const method = ConsoleMethod[logType as keyof typeof ConsoleMethod];\n if (method) {\n console[method as 'log' | 'info' | 'warn' | 'error'](\n `[${now}] ${instance.name}:`,\n ...args\n );\n } else {\n throw new Error(\n `Attempted to log a message with an invalid logType (value: ${logType})`\n );\n }\n};\n\nexport class Logger {\n /**\n * Gives you an instance of a Logger to capture messages according to\n * Firebase's logging scheme.\n *\n * @param name The name that the logs will be associated with\n */\n constructor(public name: string) {\n /**\n * Capture the current instance for later use\n */\n instances.push(this);\n }\n\n /**\n * The log level of the given Logger instance.\n */\n private _logLevel = defaultLogLevel;\n\n get logLevel(): LogLevel {\n return this._logLevel;\n }\n\n set logLevel(val: LogLevel) {\n if (!(val in LogLevel)) {\n throw new TypeError(`Invalid value \"${val}\" assigned to \\`logLevel\\``);\n }\n this._logLevel = val;\n }\n\n // Workaround for setter/getter having to be the same type.\n setLogLevel(val: LogLevel | LogLevelString): void {\n this._logLevel = typeof val === 'string' ? levelStringToEnum[val] : val;\n }\n\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 private _logHandler: LogHandler = defaultLogHandler;\n get logHandler(): LogHandler {\n return this._logHandler;\n }\n set logHandler(val: LogHandler) {\n if (typeof val !== 'function') {\n throw new TypeError('Value assigned to `logHandler` must be a function');\n }\n this._logHandler = val;\n }\n\n /**\n * The optional, additional, user-defined log handler for the Logger instance.\n */\n private _userLogHandler: LogHandler | null = null;\n get userLogHandler(): LogHandler | null {\n return this._userLogHandler;\n }\n set userLogHandler(val: LogHandler | null) {\n this._userLogHandler = val;\n }\n\n /**\n * The functions below are all based on the `console` interface\n */\n\n debug(...args: unknown[]): void {\n this._userLogHandler && this._userLogHandler(this, LogLevel.DEBUG, ...args);\n this._logHandler(this, LogLevel.DEBUG, ...args);\n }\n log(...args: unknown[]): void {\n this._userLogHandler &&\n this._userLogHandler(this, LogLevel.VERBOSE, ...args);\n this._logHandler(this, LogLevel.VERBOSE, ...args);\n }\n info(...args: unknown[]): void {\n this._userLogHandler && this._userLogHandler(this, LogLevel.INFO, ...args);\n this._logHandler(this, LogLevel.INFO, ...args);\n }\n warn(...args: unknown[]): void {\n this._userLogHandler && this._userLogHandler(this, LogLevel.WARN, ...args);\n this._logHandler(this, LogLevel.WARN, ...args);\n }\n error(...args: unknown[]): void {\n this._userLogHandler && this._userLogHandler(this, LogLevel.ERROR, ...args);\n this._logHandler(this, LogLevel.ERROR, ...args);\n }\n}\n\nexport function setLogLevel(level: LogLevelString | LogLevel): void {\n instances.forEach(inst => {\n inst.setLogLevel(level);\n });\n}\n\nexport function setUserLogHandler(\n logCallback: LogCallback | null,\n options?: LogOptions\n): void {\n for (const instance of instances) {\n let customLogLevel: LogLevel | null = null;\n if (options && options.level) {\n customLogLevel = levelStringToEnum[options.level];\n }\n if (logCallback === null) {\n instance.userLogHandler = null;\n } else {\n instance.userLogHandler = (\n instance: Logger,\n level: LogLevel,\n ...args: unknown[]\n ) => {\n const message = args\n .map(arg => {\n if (arg == null) {\n return null;\n } else if (typeof arg === 'string') {\n return arg;\n } else if (typeof arg === 'number' || typeof arg === 'boolean') {\n return arg.toString();\n } else if (arg instanceof Error) {\n return arg.message;\n } else {\n try {\n return JSON.stringify(arg);\n } catch (ignored) {\n return null;\n }\n }\n })\n .filter(arg => arg)\n .join(' ');\n if (level >= (customLogLevel ?? instance.logLevel)) {\n logCallback({\n level: LogLevel[level].toLowerCase() as LogLevelString,\n message,\n args,\n type: instance.name\n });\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\nimport { Provider } from './provider';\nimport { Component } from './component';\nimport { Name } from './types';\n\n/**\n * ComponentContainer that provides Providers for service name T, e.g. `auth`, `auth-internal`\n */\nexport class ComponentContainer {\n private readonly providers = new Map>();\n\n constructor(private readonly name: string) {}\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: Component): void {\n const provider = this.getProvider(component.name);\n if (provider.isComponentSet()) {\n throw new Error(\n `Component ${component.name} has already been registered with ${this.name}`\n );\n }\n\n provider.setComponent(component);\n }\n\n addOrOverwriteComponent(component: Component): void {\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\n this.addComponent(component);\n }\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: T): Provider {\n if (this.providers.has(name)) {\n return this.providers.get(name) as unknown as Provider;\n }\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 as unknown as Provider);\n\n return provider as Provider;\n }\n\n getProviders(): Array> {\n return Array.from(this.providers.values());\n }\n}\n","const instanceOfAny = (object, constructors) => constructors.some((c) => object instanceof c);\n\nlet idbProxyableTypes;\nlet cursorAdvanceMethods;\n// This is a function to prevent it throwing up in node environments.\nfunction getIdbProxyableTypes() {\n return (idbProxyableTypes ||\n (idbProxyableTypes = [\n IDBDatabase,\n IDBObjectStore,\n IDBIndex,\n IDBCursor,\n IDBTransaction,\n ]));\n}\n// This is a function to prevent it throwing up in node environments.\nfunction getCursorAdvanceMethods() {\n return (cursorAdvanceMethods ||\n (cursorAdvanceMethods = [\n IDBCursor.prototype.advance,\n IDBCursor.prototype.continue,\n IDBCursor.prototype.continuePrimaryKey,\n ]));\n}\nconst cursorRequestMap = new WeakMap();\nconst transactionDoneMap = new WeakMap();\nconst transactionStoreNamesMap = new WeakMap();\nconst transformCache = new WeakMap();\nconst reverseTransformCache = new WeakMap();\nfunction promisifyRequest(request) {\n const promise = new Promise((resolve, reject) => {\n const unlisten = () => {\n request.removeEventListener('success', success);\n request.removeEventListener('error', error);\n };\n const success = () => {\n resolve(wrap(request.result));\n unlisten();\n };\n const error = () => {\n reject(request.error);\n unlisten();\n };\n request.addEventListener('success', success);\n request.addEventListener('error', error);\n });\n promise\n .then((value) => {\n // Since cursoring reuses the IDBRequest (*sigh*), we cache it for later retrieval\n // (see wrapFunction).\n if (value instanceof IDBCursor) {\n cursorRequestMap.set(value, request);\n }\n // Catching to avoid \"Uncaught Promise exceptions\"\n })\n .catch(() => { });\n // This mapping exists in reverseTransformCache but doesn't doesn't exist in transformCache. This\n // is because we create many promises from a single IDBRequest.\n reverseTransformCache.set(promise, request);\n return promise;\n}\nfunction cacheDonePromiseForTransaction(tx) {\n // Early bail if we've already created a done promise for this transaction.\n if (transactionDoneMap.has(tx))\n return;\n const done = new Promise((resolve, reject) => {\n const unlisten = () => {\n tx.removeEventListener('complete', complete);\n tx.removeEventListener('error', error);\n tx.removeEventListener('abort', error);\n };\n const complete = () => {\n resolve();\n unlisten();\n };\n const error = () => {\n reject(tx.error || new DOMException('AbortError', 'AbortError'));\n unlisten();\n };\n tx.addEventListener('complete', complete);\n tx.addEventListener('error', error);\n tx.addEventListener('abort', error);\n });\n // Cache it for later retrieval.\n transactionDoneMap.set(tx, done);\n}\nlet idbProxyTraps = {\n get(target, prop, receiver) {\n if (target instanceof IDBTransaction) {\n // Special handling for transaction.done.\n if (prop === 'done')\n return transactionDoneMap.get(target);\n // Polyfill for objectStoreNames because of Edge.\n if (prop === 'objectStoreNames') {\n return target.objectStoreNames || transactionStoreNamesMap.get(target);\n }\n // Make tx.store return the only store in the transaction, or undefined if there are many.\n if (prop === 'store') {\n return receiver.objectStoreNames[1]\n ? undefined\n : receiver.objectStore(receiver.objectStoreNames[0]);\n }\n }\n // Else transform whatever we get back.\n return wrap(target[prop]);\n },\n set(target, prop, value) {\n target[prop] = value;\n return true;\n },\n has(target, prop) {\n if (target instanceof IDBTransaction &&\n (prop === 'done' || prop === 'store')) {\n return true;\n }\n return prop in target;\n },\n};\nfunction replaceTraps(callback) {\n idbProxyTraps = callback(idbProxyTraps);\n}\nfunction wrapFunction(func) {\n // Due to expected object equality (which is enforced by the caching in `wrap`), we\n // only create one new func per func.\n // Edge doesn't support objectStoreNames (booo), so we polyfill it here.\n if (func === IDBDatabase.prototype.transaction &&\n !('objectStoreNames' in IDBTransaction.prototype)) {\n return function (storeNames, ...args) {\n const tx = func.call(unwrap(this), storeNames, ...args);\n transactionStoreNamesMap.set(tx, storeNames.sort ? storeNames.sort() : [storeNames]);\n return wrap(tx);\n };\n }\n // Cursor methods are special, as the behaviour is a little more different to standard IDB. In\n // IDB, you advance the cursor and wait for a new 'success' on the IDBRequest that gave you the\n // cursor. It's kinda like a promise that can resolve with many values. That doesn't make sense\n // with real promises, so each advance methods returns a new promise for the cursor object, or\n // undefined if the end of the cursor has been reached.\n if (getCursorAdvanceMethods().includes(func)) {\n return function (...args) {\n // Calling the original function with the proxy as 'this' causes ILLEGAL INVOCATION, so we use\n // the original object.\n func.apply(unwrap(this), args);\n return wrap(cursorRequestMap.get(this));\n };\n }\n return function (...args) {\n // Calling the original function with the proxy as 'this' causes ILLEGAL INVOCATION, so we use\n // the original object.\n return wrap(func.apply(unwrap(this), args));\n };\n}\nfunction transformCachableValue(value) {\n if (typeof value === 'function')\n return wrapFunction(value);\n // This doesn't return, it just creates a 'done' promise for the transaction,\n // which is later returned for transaction.done (see idbObjectHandler).\n if (value instanceof IDBTransaction)\n cacheDonePromiseForTransaction(value);\n if (instanceOfAny(value, getIdbProxyableTypes()))\n return new Proxy(value, idbProxyTraps);\n // Return the same value back if we're not going to transform it.\n return value;\n}\nfunction wrap(value) {\n // We sometimes generate multiple promises from a single IDBRequest (eg when cursoring), because\n // IDB is weird and a single IDBRequest can yield many responses, so these can't be cached.\n if (value instanceof IDBRequest)\n return promisifyRequest(value);\n // If we've already transformed this value before, reuse the transformed value.\n // This is faster, but it also provides object equality.\n if (transformCache.has(value))\n return transformCache.get(value);\n const newValue = transformCachableValue(value);\n // Not all types are transformed.\n // These may be primitive types, so they can't be WeakMap keys.\n if (newValue !== value) {\n transformCache.set(value, newValue);\n reverseTransformCache.set(newValue, value);\n }\n return newValue;\n}\nconst unwrap = (value) => reverseTransformCache.get(value);\n\nexport { reverseTransformCache as a, instanceOfAny as i, replaceTraps as r, unwrap as u, wrap as w };\n","import { w as wrap, r as replaceTraps } from './wrap-idb-value.js';\nexport { u as unwrap, w as wrap } from './wrap-idb-value.js';\n\n/**\n * Open a database.\n *\n * @param name Name of the database.\n * @param version Schema version.\n * @param callbacks Additional callbacks.\n */\nfunction openDB(name, version, { blocked, upgrade, blocking, terminated } = {}) {\n const request = indexedDB.open(name, version);\n const openPromise = wrap(request);\n if (upgrade) {\n request.addEventListener('upgradeneeded', (event) => {\n upgrade(wrap(request.result), event.oldVersion, event.newVersion, wrap(request.transaction), event);\n });\n }\n if (blocked) {\n request.addEventListener('blocked', (event) => blocked(\n // Casting due to https://github.com/microsoft/TypeScript-DOM-lib-generator/pull/1405\n event.oldVersion, event.newVersion, event));\n }\n openPromise\n .then((db) => {\n if (terminated)\n db.addEventListener('close', () => terminated());\n if (blocking) {\n db.addEventListener('versionchange', (event) => blocking(event.oldVersion, event.newVersion, event));\n }\n })\n .catch(() => { });\n return openPromise;\n}\n/**\n * Delete a database.\n *\n * @param name Name of the database.\n */\nfunction deleteDB(name, { blocked } = {}) {\n const request = indexedDB.deleteDatabase(name);\n if (blocked) {\n request.addEventListener('blocked', (event) => blocked(\n // Casting due to https://github.com/microsoft/TypeScript-DOM-lib-generator/pull/1405\n event.oldVersion, event));\n }\n return wrap(request).then(() => undefined);\n}\n\nconst readMethods = ['get', 'getKey', 'getAll', 'getAllKeys', 'count'];\nconst writeMethods = ['put', 'add', 'delete', 'clear'];\nconst cachedMethods = new Map();\nfunction getMethod(target, prop) {\n if (!(target instanceof IDBDatabase &&\n !(prop in target) &&\n typeof prop === 'string')) {\n return;\n }\n if (cachedMethods.get(prop))\n return cachedMethods.get(prop);\n const targetFuncName = prop.replace(/FromIndex$/, '');\n const useIndex = prop !== targetFuncName;\n const isWrite = writeMethods.includes(targetFuncName);\n if (\n // Bail if the target doesn't exist on the target. Eg, getAll isn't in Edge.\n !(targetFuncName in (useIndex ? IDBIndex : IDBObjectStore).prototype) ||\n !(isWrite || readMethods.includes(targetFuncName))) {\n return;\n }\n const method = async function (storeName, ...args) {\n // isWrite ? 'readwrite' : undefined gzipps better, but fails in Edge :(\n const tx = this.transaction(storeName, isWrite ? 'readwrite' : 'readonly');\n let target = tx.store;\n if (useIndex)\n target = target.index(args.shift());\n // Must reject if op rejects.\n // If it's a write operation, must reject if tx.done rejects.\n // Must reject with op rejection first.\n // Must resolve with op value.\n // Must handle both promises (no unhandled rejections)\n return (await Promise.all([\n target[targetFuncName](...args),\n isWrite && tx.done,\n ]))[0];\n };\n cachedMethods.set(prop, method);\n return method;\n}\nreplaceTraps((oldTraps) => ({\n ...oldTraps,\n get: (target, prop, receiver) => getMethod(target, prop) || oldTraps.get(target, prop, receiver),\n has: (target, prop) => !!getMethod(target, prop) || oldTraps.has(target, prop),\n}));\n\nexport { deleteDB, openDB };\n","/**\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\nimport {\n ComponentContainer,\n ComponentType,\n Provider,\n Name\n} from '@firebase/component';\nimport { PlatformLoggerService, VersionService } from './types';\n\nexport class PlatformLoggerServiceImpl implements PlatformLoggerService {\n constructor(private readonly container: ComponentContainer) {}\n // In initial implementation, this will be called by installations on\n // auth token refresh, and installations will send this string.\n getPlatformInfoString(): string {\n const providers = this.container.getProviders();\n // Loop through providers and get library/version pairs from any that are\n // version components.\n return providers\n .map(provider => {\n if (isVersionServiceProvider(provider)) {\n const service = provider.getImmediate() as VersionService;\n return `${service.library}/${service.version}`;\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: Provider): boolean {\n const component = provider.getComponent();\n return component?.type === ComponentType.VERSION;\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\nimport { Logger } from '@firebase/logger';\n\nexport const logger = new Logger('@firebase/app');\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\nimport { name as appName } from '../package.json';\nimport { name as appCompatName } from '../../app-compat/package.json';\nimport { name as analyticsCompatName } from '../../../packages/analytics-compat/package.json';\nimport { name as analyticsName } from '../../../packages/analytics/package.json';\nimport { name as appCheckCompatName } from '../../../packages/app-check-compat/package.json';\nimport { name as appCheckName } from '../../../packages/app-check/package.json';\nimport { name as authName } from '../../../packages/auth/package.json';\nimport { name as authCompatName } from '../../../packages/auth-compat/package.json';\nimport { name as databaseName } from '../../../packages/database/package.json';\nimport { name as databaseCompatName } from '../../../packages/database-compat/package.json';\nimport { name as functionsName } from '../../../packages/functions/package.json';\nimport { name as functionsCompatName } from '../../../packages/functions-compat/package.json';\nimport { name as installationsName } from '../../../packages/installations/package.json';\nimport { name as installationsCompatName } from '../../../packages/installations-compat/package.json';\nimport { name as messagingName } from '../../../packages/messaging/package.json';\nimport { name as messagingCompatName } from '../../../packages/messaging-compat/package.json';\nimport { name as performanceName } from '../../../packages/performance/package.json';\nimport { name as performanceCompatName } from '../../../packages/performance-compat/package.json';\nimport { name as remoteConfigName } from '../../../packages/remote-config/package.json';\nimport { name as remoteConfigCompatName } from '../../../packages/remote-config-compat/package.json';\nimport { name as storageName } from '../../../packages/storage/package.json';\nimport { name as storageCompatName } from '../../../packages/storage-compat/package.json';\nimport { name as firestoreName } from '../../../packages/firestore/package.json';\nimport { name as vertexName } from '../../../packages/vertexai/package.json';\nimport { name as firestoreCompatName } from '../../../packages/firestore-compat/package.json';\nimport { name as packageName } from '../../../packages/firebase/package.json';\n\n/**\n * The default app name\n *\n * @internal\n */\nexport const DEFAULT_ENTRY_NAME = '[DEFAULT]';\n\nexport const PLATFORM_LOG_STRING = {\n [appName]: 'fire-core',\n [appCompatName]: 'fire-core-compat',\n [analyticsName]: 'fire-analytics',\n [analyticsCompatName]: 'fire-analytics-compat',\n [appCheckName]: 'fire-app-check',\n [appCheckCompatName]: 'fire-app-check-compat',\n [authName]: 'fire-auth',\n [authCompatName]: 'fire-auth-compat',\n [databaseName]: 'fire-rtdb',\n [databaseCompatName]: 'fire-rtdb-compat',\n [functionsName]: 'fire-fn',\n [functionsCompatName]: 'fire-fn-compat',\n [installationsName]: 'fire-iid',\n [installationsCompatName]: 'fire-iid-compat',\n [messagingName]: 'fire-fcm',\n [messagingCompatName]: 'fire-fcm-compat',\n [performanceName]: 'fire-perf',\n [performanceCompatName]: 'fire-perf-compat',\n [remoteConfigName]: 'fire-rc',\n [remoteConfigCompatName]: 'fire-rc-compat',\n [storageName]: 'fire-gcs',\n [storageCompatName]: 'fire-gcs-compat',\n [firestoreName]: 'fire-fst',\n [firestoreCompatName]: 'fire-fst-compat',\n [vertexName]: 'fire-vertex',\n 'fire-js': 'fire-js', // Platform identifier for JS SDK.\n [packageName]: 'fire-js-all'\n} as const;\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\nimport {\n FirebaseApp,\n FirebaseOptions,\n FirebaseServerApp\n} from './public-types';\nimport { Component, Provider, Name } from '@firebase/component';\nimport { logger } from './logger';\nimport { DEFAULT_ENTRY_NAME } from './constants';\nimport { FirebaseAppImpl } from './firebaseApp';\nimport { FirebaseServerAppImpl } from './firebaseServerApp';\n\n/**\n * @internal\n */\nexport const _apps = new Map();\n\n/**\n * @internal\n */\nexport const _serverApps = new Map();\n\n/**\n * Registered components.\n *\n * @internal\n */\n// eslint-disable-next-line @typescript-eslint/no-explicit-any\nexport const _components = new Map>();\n\n/**\n * @param component - the component being added to this app's container\n *\n * @internal\n */\nexport function _addComponent(\n app: FirebaseApp,\n component: Component\n): void {\n try {\n (app as FirebaseAppImpl).container.addComponent(component);\n } catch (e) {\n logger.debug(\n `Component ${component.name} failed to register with FirebaseApp ${app.name}`,\n e\n );\n }\n}\n\n/**\n *\n * @internal\n */\nexport function _addOrOverwriteComponent(\n app: FirebaseApp,\n component: Component\n): void {\n (app as FirebaseAppImpl).container.addOrOverwriteComponent(component);\n}\n\n/**\n *\n * @param component - the component to register\n * @returns whether or not the component is registered successfully\n *\n * @internal\n */\nexport function _registerComponent(\n component: Component\n): boolean {\n const componentName = component.name;\n if (_components.has(componentName)) {\n logger.debug(\n `There were multiple attempts to register component ${componentName}.`\n );\n\n return false;\n }\n\n _components.set(componentName, component);\n\n // add the component to existing app instances\n for (const app of _apps.values()) {\n _addComponent(app as FirebaseAppImpl, component);\n }\n\n for (const serverApp of _serverApps.values()) {\n _addComponent(serverApp as FirebaseServerAppImpl, component);\n }\n\n return true;\n}\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 */\nexport function _getProvider(\n app: FirebaseApp,\n name: T\n): Provider {\n const heartbeatController = (app as FirebaseAppImpl).container\n .getProvider('heartbeat')\n .getImmediate({ optional: true });\n if (heartbeatController) {\n void heartbeatController.triggerHeartbeat();\n }\n return (app as FirebaseAppImpl).container.getProvider(name);\n}\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 */\nexport function _removeServiceInstance(\n app: FirebaseApp,\n name: T,\n instanceIdentifier: string = DEFAULT_ENTRY_NAME\n): void {\n _getProvider(app, name).clearInstance(instanceIdentifier);\n}\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 */\nexport function _isFirebaseApp(\n obj: FirebaseApp | FirebaseOptions\n): obj is FirebaseApp {\n return (obj as FirebaseApp).options !== undefined;\n}\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 */\nexport function _isFirebaseServerApp(\n obj: FirebaseApp | FirebaseServerApp\n): obj is FirebaseServerApp {\n return (obj as FirebaseServerApp).settings !== undefined;\n}\n\n/**\n * Test only\n *\n * @internal\n */\nexport function _clearComponents(): void {\n _components.clear();\n}\n\n/**\n * Exported in order to be used in app-compat package\n */\nexport { DEFAULT_ENTRY_NAME as _DEFAULT_ENTRY_NAME };\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\nimport { ErrorFactory, ErrorMap } from '@firebase/util';\n\nexport const enum AppError {\n NO_APP = 'no-app',\n BAD_APP_NAME = 'bad-app-name',\n DUPLICATE_APP = 'duplicate-app',\n APP_DELETED = 'app-deleted',\n SERVER_APP_DELETED = 'server-app-deleted',\n NO_OPTIONS = 'no-options',\n INVALID_APP_ARGUMENT = 'invalid-app-argument',\n INVALID_LOG_ARGUMENT = 'invalid-log-argument',\n IDB_OPEN = 'idb-open',\n IDB_GET = 'idb-get',\n IDB_WRITE = 'idb-set',\n IDB_DELETE = 'idb-delete',\n FINALIZATION_REGISTRY_NOT_SUPPORTED = 'finalization-registry-not-supported',\n INVALID_SERVER_APP_ENVIRONMENT = 'invalid-server-app-environment'\n}\n\nconst ERRORS: ErrorMap = {\n [AppError.NO_APP]:\n \"No Firebase App '{$appName}' has been created - \" +\n 'call initializeApp() first',\n [AppError.BAD_APP_NAME]: \"Illegal App name: '{$appName}'\",\n [AppError.DUPLICATE_APP]:\n \"Firebase App named '{$appName}' already exists with different options or config\",\n [AppError.APP_DELETED]: \"Firebase App named '{$appName}' already deleted\",\n [AppError.SERVER_APP_DELETED]: 'Firebase Server App has been deleted',\n [AppError.NO_OPTIONS]:\n 'Need to provide options, when not being deployed to hosting via source.',\n [AppError.INVALID_APP_ARGUMENT]:\n 'firebase.{$appName}() takes either no argument or a ' +\n 'Firebase App instance.',\n [AppError.INVALID_LOG_ARGUMENT]:\n 'First argument to `onLog` must be null or a function.',\n [AppError.IDB_OPEN]:\n 'Error thrown when opening IndexedDB. Original error: {$originalErrorMessage}.',\n [AppError.IDB_GET]:\n 'Error thrown when reading from IndexedDB. Original error: {$originalErrorMessage}.',\n [AppError.IDB_WRITE]:\n 'Error thrown when writing to IndexedDB. Original error: {$originalErrorMessage}.',\n [AppError.IDB_DELETE]:\n 'Error thrown when deleting from IndexedDB. Original error: {$originalErrorMessage}.',\n [AppError.FINALIZATION_REGISTRY_NOT_SUPPORTED]:\n 'FirebaseServerApp deleteOnDeref field defined but the JS runtime does not support FinalizationRegistry.',\n [AppError.INVALID_SERVER_APP_ENVIRONMENT]:\n 'FirebaseServerApp is not for use in browser environments.'\n};\n\ninterface ErrorParams {\n [AppError.NO_APP]: { appName: string };\n [AppError.BAD_APP_NAME]: { appName: string };\n [AppError.DUPLICATE_APP]: { appName: string };\n [AppError.APP_DELETED]: { appName: string };\n [AppError.INVALID_APP_ARGUMENT]: { appName: string };\n [AppError.IDB_OPEN]: { originalErrorMessage?: string };\n [AppError.IDB_GET]: { originalErrorMessage?: string };\n [AppError.IDB_WRITE]: { originalErrorMessage?: string };\n [AppError.IDB_DELETE]: { originalErrorMessage?: string };\n [AppError.FINALIZATION_REGISTRY_NOT_SUPPORTED]: { appName?: string };\n}\n\nexport const ERROR_FACTORY = new ErrorFactory(\n 'app',\n 'Firebase',\n 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 */\n\nimport {\n FirebaseApp,\n FirebaseOptions,\n FirebaseAppSettings\n} from './public-types';\nimport {\n ComponentContainer,\n Component,\n ComponentType\n} from '@firebase/component';\nimport { ERROR_FACTORY, AppError } from './errors';\n\nexport class FirebaseAppImpl implements FirebaseApp {\n protected readonly _options: FirebaseOptions;\n protected readonly _name: string;\n /**\n * Original config values passed in as a constructor parameter.\n * It is only used to compare with another config object to support idempotent initializeApp().\n *\n * Updating automaticDataCollectionEnabled on the App instance will not change its value in _config.\n */\n private readonly _config: Required;\n private _automaticDataCollectionEnabled: boolean;\n protected _isDeleted = false;\n private readonly _container: ComponentContainer;\n\n constructor(\n options: FirebaseOptions,\n config: Required,\n container: ComponentContainer\n ) {\n this._options = { ...options };\n this._config = { ...config };\n this._name = config.name;\n this._automaticDataCollectionEnabled =\n config.automaticDataCollectionEnabled;\n this._container = container;\n this.container.addComponent(\n new Component('app', () => this, ComponentType.PUBLIC)\n );\n }\n\n get automaticDataCollectionEnabled(): boolean {\n this.checkDestroyed();\n return this._automaticDataCollectionEnabled;\n }\n\n set automaticDataCollectionEnabled(val: boolean) {\n this.checkDestroyed();\n this._automaticDataCollectionEnabled = val;\n }\n\n get name(): string {\n this.checkDestroyed();\n return this._name;\n }\n\n get options(): FirebaseOptions {\n this.checkDestroyed();\n return this._options;\n }\n\n get config(): Required {\n this.checkDestroyed();\n return this._config;\n }\n\n get container(): ComponentContainer {\n return this._container;\n }\n\n get isDeleted(): boolean {\n return this._isDeleted;\n }\n\n set isDeleted(val: boolean) {\n this._isDeleted = val;\n }\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 protected checkDestroyed(): void {\n if (this.isDeleted) {\n throw ERROR_FACTORY.create(AppError.APP_DELETED, { appName: this._name });\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\nimport {\n FirebaseApp,\n FirebaseServerApp,\n FirebaseOptions,\n FirebaseAppSettings,\n FirebaseServerAppSettings\n} from './public-types';\nimport { DEFAULT_ENTRY_NAME, PLATFORM_LOG_STRING } from './constants';\nimport { ERROR_FACTORY, AppError } from './errors';\nimport {\n ComponentContainer,\n Component,\n Name,\n ComponentType\n} from '@firebase/component';\nimport { version } from '../../firebase/package.json';\nimport { FirebaseAppImpl } from './firebaseApp';\nimport { FirebaseServerAppImpl } from './firebaseServerApp';\nimport {\n _apps,\n _components,\n _isFirebaseApp,\n _registerComponent,\n _serverApps\n} from './internal';\nimport { logger } from './logger';\nimport {\n LogLevelString,\n setLogLevel as setLogLevelImpl,\n LogCallback,\n LogOptions,\n setUserLogHandler\n} from '@firebase/logger';\nimport {\n deepEqual,\n getDefaultAppConfig,\n isBrowser,\n isWebWorker\n} from '@firebase/util';\n\nexport { FirebaseError } from '@firebase/util';\n\n/**\n * The current SDK version.\n *\n * @public\n */\nexport const SDK_VERSION = version;\n\n/**\n * Creates and initializes a {@link @firebase/app#FirebaseApp} instance.\n *\n * See\n * {@link\n * https://firebase.google.com/docs/web/setup#add_firebase_to_your_app\n * | Add Firebase to your app} and\n * {@link\n * https://firebase.google.com/docs/web/setup#multiple-projects\n * | Initialize multiple projects} for detailed documentation.\n *\n * @example\n * ```javascript\n *\n * // Initialize default app\n * // Retrieve your own options values by adding a web app on\n * // https://console.firebase.google.com\n * initializeApp({\n * apiKey: \"AIza....\", // Auth / General Use\n * authDomain: \"YOUR_APP.firebaseapp.com\", // Auth with popup/redirect\n * databaseURL: \"https://YOUR_APP.firebaseio.com\", // Realtime Database\n * storageBucket: \"YOUR_APP.appspot.com\", // Storage\n * messagingSenderId: \"123456789\" // Cloud Messaging\n * });\n * ```\n *\n * @example\n * ```javascript\n *\n * // Initialize another app\n * const otherApp = initializeApp({\n * databaseURL: \"https://.firebaseio.com\",\n * storageBucket: \".appspot.com\"\n * }, \"otherApp\");\n * ```\n *\n * @param options - Options to configure the app's services.\n * @param name - Optional name of the app to initialize. If no name\n * is provided, the default is `\"[DEFAULT]\"`.\n *\n * @returns The initialized app.\n *\n * @public\n */\nexport function initializeApp(\n options: FirebaseOptions,\n name?: string\n): FirebaseApp;\n/**\n * Creates and initializes a FirebaseApp instance.\n *\n * @param options - Options to configure the app's services.\n * @param config - FirebaseApp Configuration\n *\n * @public\n */\nexport function initializeApp(\n options: FirebaseOptions,\n config?: FirebaseAppSettings\n): FirebaseApp;\n/**\n * Creates and initializes a FirebaseApp instance.\n *\n * @public\n */\nexport function initializeApp(): FirebaseApp;\nexport function initializeApp(\n _options?: FirebaseOptions,\n rawConfig = {}\n): FirebaseApp {\n let options = _options;\n\n if (typeof rawConfig !== 'object') {\n const name = rawConfig;\n rawConfig = { name };\n }\n\n const config: Required = {\n name: DEFAULT_ENTRY_NAME,\n automaticDataCollectionEnabled: false,\n ...rawConfig\n };\n const name = config.name;\n\n if (typeof name !== 'string' || !name) {\n throw ERROR_FACTORY.create(AppError.BAD_APP_NAME, {\n appName: String(name)\n });\n }\n\n options ||= getDefaultAppConfig();\n\n if (!options) {\n throw ERROR_FACTORY.create(AppError.NO_OPTIONS);\n }\n\n const existingApp = _apps.get(name) as FirebaseAppImpl;\n if (existingApp) {\n // return the existing app if options and config deep equal the ones in the existing app.\n if (\n deepEqual(options, existingApp.options) &&\n deepEqual(config, existingApp.config)\n ) {\n return existingApp;\n } else {\n throw ERROR_FACTORY.create(AppError.DUPLICATE_APP, { appName: name });\n }\n }\n\n const container = new ComponentContainer(name);\n for (const component of _components.values()) {\n container.addComponent(component);\n }\n\n const newApp = new FirebaseAppImpl(options, config, container);\n\n _apps.set(name, newApp);\n\n return newApp;\n}\n\n/**\n * Creates and initializes a {@link @firebase/app#FirebaseServerApp} instance.\n *\n * The `FirebaseServerApp` is similar to `FirebaseApp`, but is intended for execution in\n * server side rendering environments only. Initialization will fail if invoked from a\n * browser environment.\n *\n * See\n * {@link\n * https://firebase.google.com/docs/web/setup#add_firebase_to_your_app\n * | Add Firebase to your app} and\n * {@link\n * https://firebase.google.com/docs/web/setup#multiple-projects\n * | Initialize multiple projects} for detailed documentation.\n *\n * @example\n * ```javascript\n *\n * // Initialize an instance of `FirebaseServerApp`.\n * // Retrieve your own options values by adding a web app on\n * // https://console.firebase.google.com\n * initializeServerApp({\n * apiKey: \"AIza....\", // Auth / General Use\n * authDomain: \"YOUR_APP.firebaseapp.com\", // Auth with popup/redirect\n * databaseURL: \"https://YOUR_APP.firebaseio.com\", // Realtime Database\n * storageBucket: \"YOUR_APP.appspot.com\", // Storage\n * messagingSenderId: \"123456789\" // Cloud Messaging\n * },\n * {\n * authIdToken: \"Your Auth ID Token\"\n * });\n * ```\n *\n * @param options - `Firebase.AppOptions` to configure the app's services, or a\n * a `FirebaseApp` instance which contains the `AppOptions` within.\n * @param config - `FirebaseServerApp` configuration.\n *\n * @returns The initialized `FirebaseServerApp`.\n *\n * @public\n */\nexport function initializeServerApp(\n options: FirebaseOptions | FirebaseApp,\n config: FirebaseServerAppSettings\n): FirebaseServerApp;\n\nexport function initializeServerApp(\n _options: FirebaseOptions | FirebaseApp,\n _serverAppConfig: FirebaseServerAppSettings\n): FirebaseServerApp {\n if (isBrowser() && !isWebWorker()) {\n // FirebaseServerApp isn't designed to be run in browsers.\n throw ERROR_FACTORY.create(AppError.INVALID_SERVER_APP_ENVIRONMENT);\n }\n\n if (_serverAppConfig.automaticDataCollectionEnabled === undefined) {\n _serverAppConfig.automaticDataCollectionEnabled = false;\n }\n\n let appOptions: FirebaseOptions;\n if (_isFirebaseApp(_options)) {\n appOptions = _options.options;\n } else {\n appOptions = _options;\n }\n\n // Build an app name based on a hash of the configuration options.\n const nameObj = {\n ..._serverAppConfig,\n ...appOptions\n };\n\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\n const hashCode = (s: string): number => {\n return [...s].reduce(\n (hash, c) => (Math.imul(31, hash) + c.charCodeAt(0)) | 0,\n 0\n );\n };\n\n if (_serverAppConfig.releaseOnDeref !== undefined) {\n if (typeof FinalizationRegistry === 'undefined') {\n throw ERROR_FACTORY.create(\n AppError.FINALIZATION_REGISTRY_NOT_SUPPORTED,\n {}\n );\n }\n }\n\n const nameString = '' + hashCode(JSON.stringify(nameObj));\n const existingApp = _serverApps.get(nameString) as FirebaseServerApp;\n if (existingApp) {\n (existingApp as FirebaseServerAppImpl).incRefCount(\n _serverAppConfig.releaseOnDeref\n );\n return existingApp;\n }\n\n const container = new ComponentContainer(nameString);\n for (const component of _components.values()) {\n container.addComponent(component);\n }\n\n const newApp = new FirebaseServerAppImpl(\n appOptions,\n _serverAppConfig,\n nameString,\n container\n );\n\n _serverApps.set(nameString, newApp);\n\n return newApp;\n}\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 */\nexport function getApp(name: string = DEFAULT_ENTRY_NAME): FirebaseApp {\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(AppError.NO_APP, { appName: name });\n }\n\n return app;\n}\n\n/**\n * A (read-only) array of all initialized apps.\n * @public\n */\nexport function getApps(): FirebaseApp[] {\n return Array.from(_apps.values());\n}\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 */\nexport async function deleteApp(app: FirebaseApp): Promise {\n let cleanupProviders = false;\n const name = app.name;\n if (_apps.has(name)) {\n cleanupProviders = true;\n _apps.delete(name);\n } else if (_serverApps.has(name)) {\n const firebaseServerApp = app as FirebaseServerAppImpl;\n if (firebaseServerApp.decRefCount() <= 0) {\n _serverApps.delete(name);\n cleanupProviders = true;\n }\n }\n\n if (cleanupProviders) {\n await Promise.all(\n (app as FirebaseAppImpl).container\n .getProviders()\n .map(provider => provider.delete())\n );\n (app as FirebaseAppImpl).isDeleted = true;\n }\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 */\nexport function registerVersion(\n libraryKeyOrName: string,\n version: string,\n variant?: string\n): void {\n // TODO: We can use this check to whitelist strings when/if we set up\n // a good whitelist system.\n let library = PLATFORM_LOG_STRING[libraryKeyOrName] ?? 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 \"${version}\":`\n ];\n if (libraryMismatch) {\n warning.push(\n `library name \"${library}\" contains illegal characters (whitespace or \"/\")`\n );\n }\n if (libraryMismatch && versionMismatch) {\n warning.push('and');\n }\n if (versionMismatch) {\n warning.push(\n `version name \"${version}\" contains illegal characters (whitespace or \"/\")`\n );\n }\n logger.warn(warning.join(' '));\n return;\n }\n _registerComponent(\n new Component(\n `${library}-version` as Name,\n () => ({ library, version }),\n ComponentType.VERSION\n )\n );\n}\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 */\nexport function onLog(\n logCallback: LogCallback | null,\n options?: LogOptions\n): void {\n if (logCallback !== null && typeof logCallback !== 'function') {\n throw ERROR_FACTORY.create(AppError.INVALID_LOG_ARGUMENT);\n }\n setUserLogHandler(logCallback, options);\n}\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 */\nexport function setLogLevel(logLevel: LogLevelString): void {\n setLogLevelImpl(logLevel);\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 */\n\nimport { FirebaseError } from '@firebase/util';\nimport { DBSchema, openDB, IDBPDatabase } from 'idb';\nimport { AppError, ERROR_FACTORY } from './errors';\nimport { FirebaseApp } from './public-types';\nimport { HeartbeatsInIndexedDB } from './types';\nimport { logger } from './logger';\n\nconst DB_NAME = 'firebase-heartbeat-database';\nconst DB_VERSION = 1;\nconst STORE_NAME = 'firebase-heartbeat-store';\n\ninterface AppDB extends DBSchema {\n 'firebase-heartbeat-store': {\n key: string;\n value: HeartbeatsInIndexedDB;\n };\n}\n\nlet dbPromise: Promise> | null = null;\nfunction getDbPromise(): Promise> {\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 } 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(AppError.IDB_OPEN, {\n originalErrorMessage: e.message\n });\n });\n }\n return dbPromise;\n}\n\nexport async function readHeartbeatsFromIndexedDB(\n app: FirebaseApp\n): Promise {\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 } catch (e) {\n if (e instanceof FirebaseError) {\n logger.warn(e.message);\n } else {\n const idbGetError = ERROR_FACTORY.create(AppError.IDB_GET, {\n originalErrorMessage: (e as Error)?.message\n });\n logger.warn(idbGetError.message);\n }\n }\n}\n\nexport async function writeHeartbeatsToIndexedDB(\n app: FirebaseApp,\n heartbeatObject: HeartbeatsInIndexedDB\n): Promise {\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 } catch (e) {\n if (e instanceof FirebaseError) {\n logger.warn(e.message);\n } else {\n const idbGetError = ERROR_FACTORY.create(AppError.IDB_WRITE, {\n originalErrorMessage: (e as Error)?.message\n });\n logger.warn(idbGetError.message);\n }\n }\n}\n\nfunction computeKey(app: FirebaseApp): string {\n return `${app.name}!${app.options.appId}`;\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 */\n\nimport { ComponentContainer } from '@firebase/component';\nimport {\n base64urlEncodeWithoutPadding,\n isIndexedDBAvailable,\n validateIndexedDBOpenable\n} from '@firebase/util';\nimport {\n readHeartbeatsFromIndexedDB,\n writeHeartbeatsToIndexedDB\n} from './indexeddb';\nimport { FirebaseApp } from './public-types';\nimport {\n HeartbeatsByUserAgent,\n HeartbeatService,\n HeartbeatsInIndexedDB,\n HeartbeatStorage,\n SingleDateHeartbeat\n} from './types';\nimport { logger } from './logger';\n\nconst MAX_HEADER_BYTES = 1024;\n// 30 days\nconst STORED_HEARTBEAT_RETENTION_MAX_MILLIS = 30 * 24 * 60 * 60 * 1000;\n\nexport class HeartbeatServiceImpl implements HeartbeatService {\n /**\n * The persistence layer for heartbeats\n * Leave public for easier testing.\n */\n _storage: HeartbeatStorageImpl;\n\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 _heartbeatsCache: HeartbeatsInIndexedDB | null = null;\n\n /**\n * the initialization promise for populating heartbeatCache.\n * If getHeartbeatsHeader() is called before the promise resolves\n * (heartbeatsCache == null), it should wait for this promise\n * Leave public for easier testing.\n */\n _heartbeatsCachePromise: Promise;\n constructor(private readonly container: ComponentContainer) {\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 /**\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(): Promise {\n try {\n const platformLogger = this.container\n .getProvider('platform-logger')\n .getImmediate();\n\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 (this._heartbeatsCache?.heartbeats == null) {\n this._heartbeatsCache = await this._heartbeatsCachePromise;\n // If we failed to construct a heartbeats cache, then return immediately.\n if (this._heartbeatsCache?.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 (\n this._heartbeatsCache.lastSentHeartbeatDate === date ||\n this._heartbeatsCache.heartbeats.some(\n singleDateHeartbeat => singleDateHeartbeat.date === date\n )\n ) {\n return;\n } else {\n // There is no entry for this date. Create one.\n this._heartbeatsCache.heartbeats.push({ date, agent });\n }\n // Remove entries older than 30 days.\n this._heartbeatsCache.heartbeats =\n this._heartbeatsCache.heartbeats.filter(singleDateHeartbeat => {\n const hbTimestamp = new Date(singleDateHeartbeat.date).valueOf();\n const now = Date.now();\n return now - hbTimestamp <= STORED_HEARTBEAT_RETENTION_MAX_MILLIS;\n });\n return this._storage.overwrite(this._heartbeatsCache);\n } catch (e) {\n logger.warn(e);\n }\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(): Promise {\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 (\n this._heartbeatsCache?.heartbeats == null ||\n this._heartbeatsCache.heartbeats.length === 0\n ) {\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(\n this._heartbeatsCache.heartbeats\n );\n const headerString = base64urlEncodeWithoutPadding(\n JSON.stringify({ version: 2, heartbeats: heartbeatsToSend })\n );\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 } 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 } catch (e) {\n logger.warn(e);\n return '';\n }\n }\n}\n\nfunction getUTCDateString(): string {\n const today = new Date();\n // Returns date format 'YYYY-MM-DD'\n return today.toISOString().substring(0, 10);\n}\n\nexport function extractHeartbeatsForHeader(\n heartbeatsCache: SingleDateHeartbeat[],\n maxSize = MAX_HEADER_BYTES\n): {\n heartbeatsToSend: HeartbeatsByUserAgent[];\n unsentEntries: SingleDateHeartbeat[];\n} {\n // Heartbeats grouped by user agent in the standard format to be sent in\n // the header.\n const heartbeatsToSend: HeartbeatsByUserAgent[] = [];\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(\n hb => hb.agent === singleDateHeartbeat.agent\n );\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 } 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}\n\nexport class HeartbeatStorageImpl implements HeartbeatStorage {\n private _canUseIndexedDBPromise: Promise;\n constructor(public app: FirebaseApp) {\n this._canUseIndexedDBPromise = this.runIndexedDBEnvironmentCheck();\n }\n async runIndexedDBEnvironmentCheck(): Promise {\n if (!isIndexedDBAvailable()) {\n return false;\n } else {\n return validateIndexedDBOpenable()\n .then(() => true)\n .catch(() => false);\n }\n }\n /**\n * Read all heartbeats.\n */\n async read(): Promise {\n const canUseIndexedDB = await this._canUseIndexedDBPromise;\n if (!canUseIndexedDB) {\n return { heartbeats: [] };\n } else {\n const idbHeartbeatObject = await readHeartbeatsFromIndexedDB(this.app);\n if (idbHeartbeatObject?.heartbeats) {\n return idbHeartbeatObject;\n } else {\n return { heartbeats: [] };\n }\n }\n }\n // overwrite the storage with the provided heartbeats\n async overwrite(heartbeatsObject: HeartbeatsInIndexedDB): Promise {\n const canUseIndexedDB = await this._canUseIndexedDBPromise;\n if (!canUseIndexedDB) {\n return;\n } else {\n const existingHeartbeatsObject = await this.read();\n return writeHeartbeatsToIndexedDB(this.app, {\n lastSentHeartbeatDate:\n heartbeatsObject.lastSentHeartbeatDate ??\n existingHeartbeatsObject.lastSentHeartbeatDate,\n heartbeats: heartbeatsObject.heartbeats\n });\n }\n }\n // add heartbeats\n async add(heartbeatsObject: HeartbeatsInIndexedDB): Promise {\n const canUseIndexedDB = await this._canUseIndexedDBPromise;\n if (!canUseIndexedDB) {\n return;\n } else {\n const existingHeartbeatsObject = await this.read();\n return writeHeartbeatsToIndexedDB(this.app, {\n lastSentHeartbeatDate:\n heartbeatsObject.lastSentHeartbeatDate ??\n existingHeartbeatsObject.lastSentHeartbeatDate,\n heartbeats: [\n ...existingHeartbeatsObject.heartbeats,\n ...heartbeatsObject.heartbeats\n ]\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 */\nexport function countBytes(heartbeatsCache: HeartbeatsByUserAgent[]): number {\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 })\n ).length;\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\nimport { Component, ComponentType } from '@firebase/component';\nimport { PlatformLoggerServiceImpl } from './platformLoggerService';\nimport { name, version } from '../package.json';\nimport { _registerComponent } from './internal';\nimport { registerVersion } from './api';\nimport { HeartbeatServiceImpl } from './heartbeatService';\n\nexport function registerCoreComponents(variant?: string): void {\n _registerComponent(\n new Component(\n 'platform-logger',\n container => new PlatformLoggerServiceImpl(container),\n ComponentType.PRIVATE\n )\n );\n _registerComponent(\n new Component(\n 'heartbeat',\n container => new HeartbeatServiceImpl(container),\n ComponentType.PRIVATE\n )\n );\n\n // Register `app` package.\n registerVersion(name, version, variant);\n // BUILD_TARGET will be replaced by values like esm5, esm2017, cjs5, etc during the compilation\n registerVersion(name, version, '__BUILD_TARGET__');\n // Register platform SDK identifier (no version).\n registerVersion('fire-js', '');\n}\n","/**\n * Firebase App\n *\n * @remarks This package coordinates the communication between the different Firebase components\n * @packageDocumentation\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\nimport { registerCoreComponents } from './registerCoreComponents';\n\nexport * from './api';\nexport * from './internal';\nexport * from './public-types';\n\nregisterCoreComponents('__RUNTIME_ENV__');\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 */\nimport { registerVersion } from '@firebase/app';\nimport { name, version } from '../package.json';\n\nregisterVersion(name, version, 'app');\nexport * from '@firebase/app';\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 Constants used in the Firebase Storage library.\n */\n\n/**\n * Domain name for firebase storage.\n */\nexport const DEFAULT_HOST = 'firebasestorage.googleapis.com';\n\n/**\n * The key in Firebase config json for the storage bucket.\n */\nexport const CONFIG_STORAGE_BUCKET_KEY = 'storageBucket';\n\n/**\n * 2 minutes\n *\n * The timeout for all operations except upload.\n */\nexport const DEFAULT_MAX_OPERATION_RETRY_TIME = 2 * 60 * 1000;\n\n/**\n * 10 minutes\n *\n * The timeout for upload.\n */\nexport const DEFAULT_MAX_UPLOAD_RETRY_TIME = 10 * 60 * 1000;\n\n/**\n * 1 second\n */\nexport const DEFAULT_MIN_SLEEP_TIME_MILLIS = 1000;\n\n/**\n * This is the value of Number.MIN_SAFE_INTEGER, which is not well supported\n * enough for us to use it directly.\n */\nexport const MIN_SAFE_INTEGER = -9007199254740991;\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\nimport { FirebaseError } from '@firebase/util';\n\nimport { CONFIG_STORAGE_BUCKET_KEY } from './constants';\n\n/**\n * An error returned by the Firebase Storage SDK.\n * @public\n */\nexport class StorageError extends FirebaseError {\n private readonly _baseMessage: string;\n /**\n * Stores custom error data unique to the `StorageError`.\n */\n customData: { serverResponse: string | null } = { serverResponse: null };\n\n /**\n * @param code - A `StorageErrorCode` string to be prefixed with 'storage/' and\n * added to the end of the message.\n * @param message - Error message.\n * @param status_ - Corresponding HTTP Status Code\n */\n constructor(code: StorageErrorCode, message: string, private status_ = 0) {\n super(\n prependCode(code),\n `Firebase Storage: ${message} (${prependCode(code)})`\n );\n this._baseMessage = this.message;\n // Without this, `instanceof StorageError`, in tests for example,\n // returns false.\n Object.setPrototypeOf(this, StorageError.prototype);\n }\n\n get status(): number {\n return this.status_;\n }\n\n set status(status: number) {\n this.status_ = status;\n }\n\n /**\n * Compares a `StorageErrorCode` against this error's code, filtering out the prefix.\n */\n _codeEquals(code: StorageErrorCode): boolean {\n return prependCode(code) === this.code;\n }\n\n /**\n * Optional response message that was added by the server.\n */\n get serverResponse(): null | string {\n return this.customData.serverResponse;\n }\n\n set serverResponse(serverResponse: string | null) {\n this.customData.serverResponse = serverResponse;\n if (this.customData.serverResponse) {\n this.message = `${this._baseMessage}\\n${this.customData.serverResponse}`;\n } else {\n this.message = this._baseMessage;\n }\n }\n}\n\nexport const errors = {};\n\n/**\n * @public\n * Error codes that can be attached to `StorageError` objects.\n */\nexport enum StorageErrorCode {\n // Shared between all platforms\n UNKNOWN = 'unknown',\n OBJECT_NOT_FOUND = 'object-not-found',\n BUCKET_NOT_FOUND = 'bucket-not-found',\n PROJECT_NOT_FOUND = 'project-not-found',\n QUOTA_EXCEEDED = 'quota-exceeded',\n UNAUTHENTICATED = 'unauthenticated',\n UNAUTHORIZED = 'unauthorized',\n UNAUTHORIZED_APP = 'unauthorized-app',\n RETRY_LIMIT_EXCEEDED = 'retry-limit-exceeded',\n INVALID_CHECKSUM = 'invalid-checksum',\n CANCELED = 'canceled',\n // JS specific\n INVALID_EVENT_NAME = 'invalid-event-name',\n INVALID_URL = 'invalid-url',\n INVALID_DEFAULT_BUCKET = 'invalid-default-bucket',\n NO_DEFAULT_BUCKET = 'no-default-bucket',\n CANNOT_SLICE_BLOB = 'cannot-slice-blob',\n SERVER_FILE_WRONG_SIZE = 'server-file-wrong-size',\n NO_DOWNLOAD_URL = 'no-download-url',\n INVALID_ARGUMENT = 'invalid-argument',\n INVALID_ARGUMENT_COUNT = 'invalid-argument-count',\n APP_DELETED = 'app-deleted',\n INVALID_ROOT_OPERATION = 'invalid-root-operation',\n INVALID_FORMAT = 'invalid-format',\n INTERNAL_ERROR = 'internal-error',\n UNSUPPORTED_ENVIRONMENT = 'unsupported-environment'\n}\n\nexport function prependCode(code: StorageErrorCode): string {\n return 'storage/' + code;\n}\n\nexport function unknown(): StorageError {\n const message =\n 'An unknown error occurred, please check the error payload for ' +\n 'server response.';\n return new StorageError(StorageErrorCode.UNKNOWN, message);\n}\n\nexport function objectNotFound(path: string): StorageError {\n return new StorageError(\n StorageErrorCode.OBJECT_NOT_FOUND,\n \"Object '\" + path + \"' does not exist.\"\n );\n}\n\nexport function bucketNotFound(bucket: string): StorageError {\n return new StorageError(\n StorageErrorCode.BUCKET_NOT_FOUND,\n \"Bucket '\" + bucket + \"' does not exist.\"\n );\n}\n\nexport function projectNotFound(project: string): StorageError {\n return new StorageError(\n StorageErrorCode.PROJECT_NOT_FOUND,\n \"Project '\" + project + \"' does not exist.\"\n );\n}\n\nexport function quotaExceeded(bucket: string): StorageError {\n return new StorageError(\n StorageErrorCode.QUOTA_EXCEEDED,\n \"Quota for bucket '\" +\n bucket +\n \"' exceeded, please view quota on \" +\n 'https://firebase.google.com/pricing/.'\n );\n}\n\nexport function unauthenticated(): StorageError {\n const message =\n 'User is not authenticated, please authenticate using Firebase ' +\n 'Authentication and try again.';\n return new StorageError(StorageErrorCode.UNAUTHENTICATED, message);\n}\n\nexport function unauthorizedApp(): StorageError {\n return new StorageError(\n StorageErrorCode.UNAUTHORIZED_APP,\n 'This app does not have permission to access Firebase Storage on this project.'\n );\n}\n\nexport function unauthorized(path: string): StorageError {\n return new StorageError(\n StorageErrorCode.UNAUTHORIZED,\n \"User does not have permission to access '\" + path + \"'.\"\n );\n}\n\nexport function retryLimitExceeded(): StorageError {\n return new StorageError(\n StorageErrorCode.RETRY_LIMIT_EXCEEDED,\n 'Max retry time for operation exceeded, please try again.'\n );\n}\n\nexport function invalidChecksum(\n path: string,\n checksum: string,\n calculated: string\n): StorageError {\n return new StorageError(\n StorageErrorCode.INVALID_CHECKSUM,\n \"Uploaded/downloaded object '\" +\n path +\n \"' has checksum '\" +\n checksum +\n \"' which does not match '\" +\n calculated +\n \"'. Please retry the upload/download.\"\n );\n}\n\nexport function canceled(): StorageError {\n return new StorageError(\n StorageErrorCode.CANCELED,\n 'User canceled the upload/download.'\n );\n}\n\nexport function invalidEventName(name: string): StorageError {\n return new StorageError(\n StorageErrorCode.INVALID_EVENT_NAME,\n \"Invalid event name '\" + name + \"'.\"\n );\n}\n\nexport function invalidUrl(url: string): StorageError {\n return new StorageError(\n StorageErrorCode.INVALID_URL,\n \"Invalid URL '\" + url + \"'.\"\n );\n}\n\nexport function invalidDefaultBucket(bucket: string): StorageError {\n return new StorageError(\n StorageErrorCode.INVALID_DEFAULT_BUCKET,\n \"Invalid default bucket '\" + bucket + \"'.\"\n );\n}\n\nexport function noDefaultBucket(): StorageError {\n return new StorageError(\n StorageErrorCode.NO_DEFAULT_BUCKET,\n 'No default bucket ' +\n \"found. Did you set the '\" +\n CONFIG_STORAGE_BUCKET_KEY +\n \"' property when initializing the app?\"\n );\n}\n\nexport function cannotSliceBlob(): StorageError {\n return new StorageError(\n StorageErrorCode.CANNOT_SLICE_BLOB,\n 'Cannot slice blob for upload. Please retry the upload.'\n );\n}\n\nexport function serverFileWrongSize(): StorageError {\n return new StorageError(\n StorageErrorCode.SERVER_FILE_WRONG_SIZE,\n 'Server recorded incorrect upload file size, please retry the upload.'\n );\n}\n\nexport function noDownloadURL(): StorageError {\n return new StorageError(\n StorageErrorCode.NO_DOWNLOAD_URL,\n 'The given file does not have any download URLs.'\n );\n}\n\nexport function missingPolyFill(polyFill: string): StorageError {\n return new StorageError(\n StorageErrorCode.UNSUPPORTED_ENVIRONMENT,\n `${polyFill} is missing. Make sure to install the required polyfills. See https://firebase.google.com/docs/web/environments-js-sdk#polyfills for more information.`\n );\n}\n\n/**\n * @internal\n */\nexport function invalidArgument(message: string): StorageError {\n return new StorageError(StorageErrorCode.INVALID_ARGUMENT, message);\n}\n\nexport function invalidArgumentCount(\n argMin: number,\n argMax: number,\n fnName: string,\n real: number\n): StorageError {\n let countPart;\n let plural;\n if (argMin === argMax) {\n countPart = argMin;\n plural = argMin === 1 ? 'argument' : 'arguments';\n } else {\n countPart = 'between ' + argMin + ' and ' + argMax;\n plural = 'arguments';\n }\n return new StorageError(\n StorageErrorCode.INVALID_ARGUMENT_COUNT,\n 'Invalid argument count in `' +\n fnName +\n '`: Expected ' +\n countPart +\n ' ' +\n plural +\n ', received ' +\n real +\n '.'\n );\n}\n\nexport function appDeleted(): StorageError {\n return new StorageError(\n StorageErrorCode.APP_DELETED,\n 'The Firebase app was deleted.'\n );\n}\n\n/**\n * @param name - The name of the operation that was invalid.\n *\n * @internal\n */\nexport function invalidRootOperation(name: string): StorageError {\n return new StorageError(\n StorageErrorCode.INVALID_ROOT_OPERATION,\n \"The operation '\" +\n name +\n \"' cannot be performed on a root reference, create a non-root \" +\n \"reference using child, such as .child('file.png').\"\n );\n}\n\n/**\n * @param format - The format that was not valid.\n * @param message - A message describing the format violation.\n */\nexport function invalidFormat(format: string, message: string): StorageError {\n return new StorageError(\n StorageErrorCode.INVALID_FORMAT,\n \"String does not match format '\" + format + \"': \" + message\n );\n}\n\n/**\n * @param message - A message describing the internal error.\n */\nexport function unsupportedEnvironment(message: string): StorageError {\n throw new StorageError(StorageErrorCode.UNSUPPORTED_ENVIRONMENT, message);\n}\n\n/**\n * @param message - A message describing the internal error.\n */\nexport function internalError(message: string): StorageError {\n throw new StorageError(\n StorageErrorCode.INTERNAL_ERROR,\n 'Internal error: ' + 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 */\n/** Network headers */\nexport type Headers = Record;\n\n/** Response type exposed by the networking APIs. */\nexport type ConnectionType =\n | string\n | ArrayBuffer\n | Blob\n | ReadableStream;\n\n/**\n * A lightweight wrapper around XMLHttpRequest with a\n * goog.net.XhrIo-like interface.\n *\n * You can create a new connection by invoking `newTextConnection()`,\n * `newBytesConnection()` or `newStreamConnection()`.\n */\nexport interface Connection {\n /**\n * Sends a request to the provided URL.\n *\n * This method never rejects its promise. In case of encountering an error,\n * it sets an error code internally which can be accessed by calling\n * getErrorCode() by callers.\n */\n send(\n url: string,\n method: string,\n body?: ArrayBufferView | Blob | string | null,\n headers?: Headers\n ): Promise;\n\n getErrorCode(): ErrorCode;\n\n getStatus(): number;\n\n getResponse(): T;\n\n getErrorText(): string;\n\n /**\n * Abort the request.\n */\n abort(): void;\n\n getResponseHeader(header: string): string | null;\n\n addUploadProgressListener(listener: (p1: ProgressEvent) => void): void;\n\n removeUploadProgressListener(listener: (p1: ProgressEvent) => void): void;\n}\n\n/**\n * Error codes for requests made by the XhrIo wrapper.\n */\nexport enum ErrorCode {\n NO_ERROR = 0,\n NETWORK_ERROR = 1,\n ABORT = 2\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/**\n * @fileoverview Functionality related to the parsing/composition of bucket/\n * object location.\n */\n\nimport { invalidDefaultBucket, invalidUrl } from './error';\nimport { DEFAULT_HOST } from './constants';\n\n/**\n * Firebase Storage location data.\n *\n * @internal\n */\nexport class Location {\n private path_: string;\n\n constructor(public readonly bucket: string, path: string) {\n this.path_ = path;\n }\n\n get path(): string {\n return this.path_;\n }\n\n get isRoot(): boolean {\n return this.path.length === 0;\n }\n\n fullServerUrl(): string {\n const encode = encodeURIComponent;\n return '/b/' + encode(this.bucket) + '/o/' + encode(this.path);\n }\n\n bucketOnlyServerUrl(): string {\n const encode = encodeURIComponent;\n return '/b/' + encode(this.bucket) + '/o';\n }\n\n static makeFromBucketSpec(bucketString: string, host: string): Location {\n let bucketLocation;\n try {\n bucketLocation = Location.makeFromUrl(bucketString, host);\n } catch (e) {\n // Not valid URL, use as-is. This lets you put bare bucket names in\n // config.\n return new Location(bucketString, '');\n }\n if (bucketLocation.path === '') {\n return bucketLocation;\n } else {\n throw invalidDefaultBucket(bucketString);\n }\n }\n\n static makeFromUrl(url: string, host: string): Location {\n let location: Location | null = null;\n const bucketDomain = '([A-Za-z0-9.\\\\-_]+)';\n\n function gsModify(loc: Location): void {\n if (loc.path.charAt(loc.path.length - 1) === '/') {\n loc.path_ = loc.path_.slice(0, -1);\n }\n }\n const gsPath = '(/(.*))?$';\n const gsRegex = new RegExp('^gs://' + bucketDomain + gsPath, 'i');\n const gsIndices = { bucket: 1, path: 3 };\n\n function httpModify(loc: Location): void {\n loc.path_ = decodeURIComponent(loc.path);\n }\n const version = 'v[A-Za-z0-9_]+';\n const firebaseStorageHost = host.replace(/[.]/g, '\\\\.');\n const firebaseStoragePath = '(/([^?#]*).*)?$';\n const firebaseStorageRegExp = new RegExp(\n `^https?://${firebaseStorageHost}/${version}/b/${bucketDomain}/o${firebaseStoragePath}`,\n 'i'\n );\n const firebaseStorageIndices = { bucket: 1, path: 3 };\n\n const cloudStorageHost =\n host === DEFAULT_HOST\n ? '(?:storage.googleapis.com|storage.cloud.google.com)'\n : host;\n const cloudStoragePath = '([^?#]*)';\n const cloudStorageRegExp = new RegExp(\n `^https?://${cloudStorageHost}/${bucketDomain}/${cloudStoragePath}`,\n 'i'\n );\n const cloudStorageIndices = { bucket: 1, path: 2 };\n\n const groups = [\n { regex: gsRegex, indices: gsIndices, postModify: gsModify },\n {\n regex: firebaseStorageRegExp,\n indices: firebaseStorageIndices,\n postModify: httpModify\n },\n {\n regex: cloudStorageRegExp,\n indices: cloudStorageIndices,\n postModify: httpModify\n }\n ];\n for (let i = 0; i < groups.length; i++) {\n const group = groups[i];\n const captures = group.regex.exec(url);\n if (captures) {\n const bucketValue = captures[group.indices.bucket];\n let pathValue = captures[group.indices.path];\n if (!pathValue) {\n pathValue = '';\n }\n location = new Location(bucketValue, pathValue);\n group.postModify(location);\n break;\n }\n }\n if (location == null) {\n throw invalidUrl(url);\n }\n return location;\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 */\nimport { StorageError } from './error';\nimport { Request } from './request';\n\n/**\n * A request whose promise always fails.\n */\nexport class FailRequest implements Request {\n promise_: Promise;\n\n constructor(error: StorageError) {\n this.promise_ = Promise.reject(error);\n }\n\n /** @inheritDoc */\n getPromise(): Promise {\n return this.promise_;\n }\n\n /** @inheritDoc */\n cancel(_appDelete = false): void {}\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\nimport { invalidArgument } from './error';\n\nexport function isJustDef(p: T | null | undefined): p is T | null {\n return p !== void 0;\n}\n\n// eslint-disable-next-line @typescript-eslint/ban-types\nexport function isFunction(p: unknown): p is Function {\n return typeof p === 'function';\n}\n\nexport function isNonArrayObject(p: unknown): boolean {\n return typeof p === 'object' && !Array.isArray(p);\n}\n\nexport function isString(p: unknown): p is string {\n return typeof p === 'string' || p instanceof String;\n}\n\nexport function isNativeBlob(p: unknown): p is Blob {\n return isNativeBlobDefined() && p instanceof Blob;\n}\n\nexport function isNativeBlobDefined(): boolean {\n return typeof Blob !== 'undefined';\n}\n\nexport function validateNumber(\n argument: string,\n minValue: number,\n maxValue: number,\n value: number\n): void {\n if (value < minValue) {\n throw invalidArgument(\n `Invalid value for '${argument}'. Expected ${minValue} or greater.`\n );\n }\n if (value > maxValue) {\n throw invalidArgument(\n `Invalid value for '${argument}'. Expected ${maxValue} or less.`\n );\n }\n}\n","/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n\n/**\n * @fileoverview Functions to create and manipulate URLs for the server API.\n */\nimport { UrlParams } from './requestinfo';\n\nexport function makeUrl(\n urlPart: string,\n host: string,\n protocol: string\n): string {\n let origin = host;\n if (protocol == null) {\n origin = `https://${host}`;\n }\n return `${protocol}://${origin}/v0${urlPart}`;\n}\n\nexport function makeQueryString(params: UrlParams): string {\n const encode = encodeURIComponent;\n let queryPart = '?';\n for (const key in params) {\n if (params.hasOwnProperty(key)) {\n const nextPart = encode(key) + '=' + encode(params[key]);\n queryPart = queryPart + nextPart + '&';\n }\n }\n\n // Chop off the extra '&' or '?' on the end\n queryPart = queryPart.slice(0, -1);\n return queryPart;\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/**\n * Checks the status code to see if the action should be retried.\n *\n * @param status Current HTTP status code returned by server.\n * @param additionalRetryCodes additional retry codes to check against\n */\nexport function isRetryStatusCode(\n status: number,\n additionalRetryCodes: number[]\n): boolean {\n // The codes for which to retry came from this page:\n // https://cloud.google.com/storage/docs/exponential-backoff\n const isFiveHundredCode = status >= 500 && status < 600;\n const extraRetryCodes = [\n // Request Timeout: web server didn't receive full request in time.\n 408,\n // Too Many Requests: you're getting rate-limited, basically.\n 429\n ];\n const isExtraRetryCode = extraRetryCodes.indexOf(status) !== -1;\n const isAdditionalRetryCode = additionalRetryCodes.indexOf(status) !== -1;\n return isFiveHundredCode || isExtraRetryCode || isAdditionalRetryCode;\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/**\n * @fileoverview Defines methods used to actually send HTTP requests from\n * abstract representations.\n */\n\nimport { id as backoffId, start, stop } from './backoff';\nimport { appDeleted, canceled, retryLimitExceeded, unknown } from './error';\nimport { ErrorHandler, RequestHandler, RequestInfo } from './requestinfo';\nimport { isJustDef } from './type';\nimport { makeQueryString } from './url';\nimport { Connection, ErrorCode, Headers, ConnectionType } from './connection';\nimport { isRetryStatusCode } from './utils';\n\nexport interface Request {\n getPromise(): Promise;\n\n /**\n * Cancels the request. IMPORTANT: the promise may still be resolved with an\n * appropriate value (if the request is finished before you call this method,\n * but the promise has not yet been resolved), so don't just assume it will be\n * rejected if you call this function.\n * @param appDelete - True if the cancelation came from the app being deleted.\n */\n cancel(appDelete?: boolean): void;\n}\n\n/**\n * Handles network logic for all Storage Requests, including error reporting and\n * retries with backoff.\n *\n * @param I - the type of the backend's network response.\n * @param - O the output type used by the rest of the SDK. The conversion\n * happens in the specified `callback_`.\n */\nclass NetworkRequest implements Request {\n private pendingConnection_: Connection | null = null;\n private backoffId_: backoffId | null = null;\n private resolve_!: (value?: O | PromiseLike) => void;\n // eslint-disable-next-line @typescript-eslint/no-explicit-any\n private reject_!: (reason?: any) => void;\n private canceled_: boolean = false;\n private appDelete_: boolean = false;\n private promise_: Promise;\n\n constructor(\n private url_: string,\n private method_: string,\n private headers_: Headers,\n private body_: string | Blob | Uint8Array | null,\n private successCodes_: number[],\n private additionalRetryCodes_: number[],\n private callback_: RequestHandler,\n private errorCallback_: ErrorHandler | null,\n private timeout_: number,\n private progressCallback_: ((p1: number, p2: number) => void) | null,\n private connectionFactory_: () => Connection,\n private retry = true\n ) {\n this.promise_ = new Promise((resolve, reject) => {\n this.resolve_ = resolve as (value?: O | PromiseLike) => void;\n this.reject_ = reject;\n this.start_();\n });\n }\n\n /**\n * Actually starts the retry loop.\n */\n private start_(): void {\n const doTheRequest: (\n backoffCallback: (success: boolean, ...p2: unknown[]) => void,\n canceled: boolean\n ) => void = (backoffCallback, canceled) => {\n if (canceled) {\n backoffCallback(false, new RequestEndStatus(false, null, true));\n return;\n }\n const connection = this.connectionFactory_();\n this.pendingConnection_ = connection;\n\n const progressListener: (\n progressEvent: ProgressEvent\n ) => void = progressEvent => {\n const loaded = progressEvent.loaded;\n const total = progressEvent.lengthComputable ? progressEvent.total : -1;\n if (this.progressCallback_ !== null) {\n this.progressCallback_(loaded, total);\n }\n };\n if (this.progressCallback_ !== null) {\n connection.addUploadProgressListener(progressListener);\n }\n\n // connection.send() never rejects, so we don't need to have a error handler or use catch on the returned promise.\n // eslint-disable-next-line @typescript-eslint/no-floating-promises\n connection\n .send(this.url_, this.method_, this.body_, this.headers_)\n .then(() => {\n if (this.progressCallback_ !== null) {\n connection.removeUploadProgressListener(progressListener);\n }\n this.pendingConnection_ = null;\n const hitServer = connection.getErrorCode() === ErrorCode.NO_ERROR;\n const status = connection.getStatus();\n if (\n !hitServer ||\n (isRetryStatusCode(status, this.additionalRetryCodes_) &&\n this.retry)\n ) {\n const wasCanceled = connection.getErrorCode() === ErrorCode.ABORT;\n backoffCallback(\n false,\n new RequestEndStatus(false, null, wasCanceled)\n );\n return;\n }\n const successCode = this.successCodes_.indexOf(status) !== -1;\n backoffCallback(true, new RequestEndStatus(successCode, connection));\n });\n };\n\n /**\n * @param requestWentThrough - True if the request eventually went\n * through, false if it hit the retry limit or was canceled.\n */\n const backoffDone: (\n requestWentThrough: boolean,\n status: RequestEndStatus\n ) => void = (requestWentThrough, status) => {\n const resolve = this.resolve_;\n const reject = this.reject_;\n const connection = status.connection as Connection;\n if (status.wasSuccessCode) {\n try {\n const result = this.callback_(connection, connection.getResponse());\n if (isJustDef(result)) {\n resolve(result);\n } else {\n resolve();\n }\n } catch (e) {\n reject(e);\n }\n } else {\n if (connection !== null) {\n const err = unknown();\n err.serverResponse = connection.getErrorText();\n if (this.errorCallback_) {\n reject(this.errorCallback_(connection, err));\n } else {\n reject(err);\n }\n } else {\n if (status.canceled) {\n const err = this.appDelete_ ? appDeleted() : canceled();\n reject(err);\n } else {\n const err = retryLimitExceeded();\n reject(err);\n }\n }\n }\n };\n if (this.canceled_) {\n backoffDone(false, new RequestEndStatus(false, null, true));\n } else {\n this.backoffId_ = start(doTheRequest, backoffDone, this.timeout_);\n }\n }\n\n /** @inheritDoc */\n getPromise(): Promise {\n return this.promise_;\n }\n\n /** @inheritDoc */\n cancel(appDelete?: boolean): void {\n this.canceled_ = true;\n this.appDelete_ = appDelete || false;\n if (this.backoffId_ !== null) {\n stop(this.backoffId_);\n }\n if (this.pendingConnection_ !== null) {\n this.pendingConnection_.abort();\n }\n }\n}\n\n/**\n * A collection of information about the result of a network request.\n * @param opt_canceled - Defaults to false.\n */\nexport class RequestEndStatus {\n /**\n * True if the request was canceled.\n */\n canceled: boolean;\n\n constructor(\n public wasSuccessCode: boolean,\n public connection: Connection | null,\n canceled?: boolean\n ) {\n this.canceled = !!canceled;\n }\n}\n\nexport function addAuthHeader_(\n headers: Headers,\n authToken: string | null\n): void {\n if (authToken !== null && authToken.length > 0) {\n headers['Authorization'] = 'Firebase ' + authToken;\n }\n}\n\nexport function addVersionHeader_(\n headers: Headers,\n firebaseVersion?: string\n): void {\n headers['X-Firebase-Storage-Version'] =\n 'webjs/' + (firebaseVersion ?? 'AppManager');\n}\n\nexport function addGmpidHeader_(headers: Headers, appId: string | null): void {\n if (appId) {\n headers['X-Firebase-GMPID'] = appId;\n }\n}\n\nexport function addAppCheckHeader_(\n headers: Headers,\n appCheckToken: string | null\n): void {\n if (appCheckToken !== null) {\n headers['X-Firebase-AppCheck'] = appCheckToken;\n }\n}\n\nexport function makeRequest(\n requestInfo: RequestInfo,\n appId: string | null,\n authToken: string | null,\n appCheckToken: string | null,\n requestFactory: () => Connection,\n firebaseVersion?: string,\n retry = true\n): Request {\n const queryPart = makeQueryString(requestInfo.urlParams);\n const url = requestInfo.url + queryPart;\n const headers = Object.assign({}, requestInfo.headers);\n addGmpidHeader_(headers, appId);\n addAuthHeader_(headers, authToken);\n addVersionHeader_(headers, firebaseVersion);\n addAppCheckHeader_(headers, appCheckToken);\n return new NetworkRequest(\n url,\n requestInfo.method,\n headers,\n requestInfo.body,\n requestInfo.successCodes,\n requestInfo.additionalRetryCodes,\n requestInfo.handler,\n requestInfo.errorHandler,\n requestInfo.timeout,\n requestInfo.progressCallback,\n requestFactory,\n retry\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/**\n * @fileoverview Provides a method for running a function with exponential\n * backoff.\n */\ntype id = (p1: boolean) => void;\n\nexport { id };\n\n/**\n * Accepts a callback for an action to perform (`doRequest`),\n * and then a callback for when the backoff has completed (`backoffCompleteCb`).\n * The callback sent to start requires an argument to call (`onRequestComplete`).\n * When `start` calls `doRequest`, it passes a callback for when the request has\n * completed, `onRequestComplete`. Based on this, the backoff continues, with\n * another call to `doRequest` and the above loop continues until the timeout\n * is hit, or a successful response occurs.\n * @description\n * @param doRequest Callback to perform request\n * @param backoffCompleteCb Callback to call when backoff has been completed\n */\nexport function start(\n doRequest: (\n onRequestComplete: (success: boolean) => void,\n canceled: boolean\n ) => void,\n // eslint-disable-next-line @typescript-eslint/no-explicit-any\n backoffCompleteCb: (...args: any[]) => unknown,\n timeout: number\n): id {\n // TODO(andysoto): make this code cleaner (probably refactor into an actual\n // type instead of a bunch of functions with state shared in the closure)\n let waitSeconds = 1;\n // Would type this as \"number\" but that doesn't work for Node so ¯\\_(ツ)_/¯\n // TODO: find a way to exclude Node type definition for storage because storage only works in browser\n // eslint-disable-next-line @typescript-eslint/no-explicit-any\n let retryTimeoutId: any = null;\n // eslint-disable-next-line @typescript-eslint/no-explicit-any\n let globalTimeoutId: any = null;\n let hitTimeout = false;\n let cancelState = 0;\n\n function canceled(): boolean {\n return cancelState === 2;\n }\n let triggeredCallback = false;\n\n function triggerCallback(...args: any[]): void {\n if (!triggeredCallback) {\n triggeredCallback = true;\n backoffCompleteCb.apply(null, args);\n }\n }\n\n function callWithDelay(millis: number): void {\n retryTimeoutId = setTimeout(() => {\n retryTimeoutId = null;\n doRequest(responseHandler, canceled());\n }, millis);\n }\n\n function clearGlobalTimeout(): void {\n if (globalTimeoutId) {\n clearTimeout(globalTimeoutId);\n }\n }\n\n function responseHandler(success: boolean, ...args: any[]): void {\n if (triggeredCallback) {\n clearGlobalTimeout();\n return;\n }\n if (success) {\n clearGlobalTimeout();\n triggerCallback.call(null, success, ...args);\n return;\n }\n const mustStop = canceled() || hitTimeout;\n if (mustStop) {\n clearGlobalTimeout();\n triggerCallback.call(null, success, ...args);\n return;\n }\n if (waitSeconds < 64) {\n /* TODO(andysoto): don't back off so quickly if we know we're offline. */\n waitSeconds *= 2;\n }\n let waitMillis;\n if (cancelState === 1) {\n cancelState = 2;\n waitMillis = 0;\n } else {\n waitMillis = (waitSeconds + Math.random()) * 1000;\n }\n callWithDelay(waitMillis);\n }\n let stopped = false;\n\n function stop(wasTimeout: boolean): void {\n if (stopped) {\n return;\n }\n stopped = true;\n clearGlobalTimeout();\n if (triggeredCallback) {\n return;\n }\n if (retryTimeoutId !== null) {\n if (!wasTimeout) {\n cancelState = 2;\n }\n clearTimeout(retryTimeoutId);\n callWithDelay(0);\n } else {\n if (!wasTimeout) {\n cancelState = 1;\n }\n }\n }\n callWithDelay(0);\n globalTimeoutId = setTimeout(() => {\n hitTimeout = true;\n stop(true);\n }, timeout);\n return stop;\n}\n\n/**\n * Stops the retry loop from repeating.\n * If the function is currently \"in between\" retries, it is invoked immediately\n * with the second parameter as \"true\". Otherwise, it will be invoked once more\n * after the current invocation finishes iff the current invocation would have\n * triggered another retry.\n */\nexport function stop(id: id): void {\n id(false);\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 Some methods copied from goog.fs.\n * We don't include goog.fs because it pulls in a bunch of Deferred code that\n * bloats the size of the released binary.\n */\nimport { isNativeBlobDefined } from './type';\nimport { StorageErrorCode, StorageError } from './error';\n\nfunction getBlobBuilder(): typeof IBlobBuilder | undefined {\n if (typeof BlobBuilder !== 'undefined') {\n return BlobBuilder;\n } else if (typeof WebKitBlobBuilder !== 'undefined') {\n return WebKitBlobBuilder;\n } else {\n return undefined;\n }\n}\n\n/**\n * Concatenates one or more values together and converts them to a Blob.\n *\n * @param args The values that will make up the resulting blob.\n * @return The blob.\n */\nexport function getBlob(...args: Array): Blob {\n const BlobBuilder = getBlobBuilder();\n if (BlobBuilder !== undefined) {\n const bb = new BlobBuilder();\n for (let i = 0; i < args.length; i++) {\n bb.append(args[i]);\n }\n return bb.getBlob();\n } else {\n if (isNativeBlobDefined()) {\n return new Blob(args);\n } else {\n throw new StorageError(\n StorageErrorCode.UNSUPPORTED_ENVIRONMENT,\n \"This browser doesn't seem to support creating Blobs\"\n );\n }\n }\n}\n\n/**\n * Slices the blob. The returned blob contains data from the start byte\n * (inclusive) till the end byte (exclusive). Negative indices cannot be used.\n *\n * @param blob The blob to be sliced.\n * @param start Index of the starting byte.\n * @param end Index of the ending byte.\n * @return The blob slice or null if not supported.\n */\nexport function sliceBlob(blob: Blob, start: number, end: number): Blob | null {\n if (blob.webkitSlice) {\n return blob.webkitSlice(start, end);\n } else if (blob.mozSlice) {\n return blob.mozSlice(start, end);\n } else if (blob.slice) {\n return blob.slice(start, end);\n }\n return null;\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 */\n\nimport { missingPolyFill } from '../../implementation/error';\n\n/** Converts a Base64 encoded string to a binary string. */\nexport function decodeBase64(encoded: string): string {\n if (typeof atob === 'undefined') {\n throw missingPolyFill('base-64');\n }\n return atob(encoded);\n}\n\nexport function decodeUint8Array(data: Uint8Array): string {\n return new TextDecoder().decode(data);\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\nimport { unknown, invalidFormat } from './error';\nimport { decodeBase64 } from '../platform/base64';\n\n/**\n * An enumeration of the possible string formats for upload.\n * @public\n */\nexport type StringFormat = (typeof StringFormat)[keyof typeof StringFormat];\n/**\n * An enumeration of the possible string formats for upload.\n * @public\n */\nexport const StringFormat = {\n /**\n * Indicates the string should be interpreted \"raw\", that is, as normal text.\n * The string will be interpreted as UTF-16, then uploaded as a UTF-8 byte\n * sequence.\n * Example: The string 'Hello! \\\\ud83d\\\\ude0a' becomes the byte sequence\n * 48 65 6c 6c 6f 21 20 f0 9f 98 8a\n */\n RAW: 'raw',\n /**\n * Indicates the string should be interpreted as base64-encoded data.\n * Padding characters (trailing '='s) are optional.\n * Example: The string 'rWmO++E6t7/rlw==' becomes the byte sequence\n * ad 69 8e fb e1 3a b7 bf eb 97\n */\n BASE64: 'base64',\n /**\n * Indicates the string should be interpreted as base64url-encoded data.\n * Padding characters (trailing '='s) are optional.\n * Example: The string 'rWmO--E6t7_rlw==' becomes the byte sequence\n * ad 69 8e fb e1 3a b7 bf eb 97\n */\n BASE64URL: 'base64url',\n /**\n * Indicates the string is a data URL, such as one obtained from\n * canvas.toDataURL().\n * Example: the string 'data:application/octet-stream;base64,aaaa'\n * becomes the byte sequence\n * 69 a6 9a\n * (the content-type \"application/octet-stream\" is also applied, but can\n * be overridden in the metadata object).\n */\n DATA_URL: 'data_url'\n} as const;\n\nexport class StringData {\n contentType: string | null;\n\n constructor(public data: Uint8Array, contentType?: string | null) {\n this.contentType = contentType || null;\n }\n}\n\n/**\n * @internal\n */\nexport function dataFromString(\n format: StringFormat,\n stringData: string\n): StringData {\n switch (format) {\n case StringFormat.RAW:\n return new StringData(utf8Bytes_(stringData));\n case StringFormat.BASE64:\n case StringFormat.BASE64URL:\n return new StringData(base64Bytes_(format, stringData));\n case StringFormat.DATA_URL:\n return new StringData(\n dataURLBytes_(stringData),\n dataURLContentType_(stringData)\n );\n default:\n // do nothing\n }\n\n // assert(false);\n throw unknown();\n}\n\nexport function utf8Bytes_(value: string): Uint8Array {\n const b: number[] = [];\n for (let i = 0; i < value.length; i++) {\n let c = value.charCodeAt(i);\n if (c <= 127) {\n b.push(c);\n } else {\n if (c <= 2047) {\n b.push(192 | (c >> 6), 128 | (c & 63));\n } else {\n if ((c & 64512) === 55296) {\n // The start of a surrogate pair.\n const valid =\n i < value.length - 1 && (value.charCodeAt(i + 1) & 64512) === 56320;\n if (!valid) {\n // The second surrogate wasn't there.\n b.push(239, 191, 189);\n } else {\n const hi = c;\n const lo = value.charCodeAt(++i);\n c = 65536 | ((hi & 1023) << 10) | (lo & 1023);\n b.push(\n 240 | (c >> 18),\n 128 | ((c >> 12) & 63),\n 128 | ((c >> 6) & 63),\n 128 | (c & 63)\n );\n }\n } else {\n if ((c & 64512) === 56320) {\n // Invalid low surrogate.\n b.push(239, 191, 189);\n } else {\n b.push(224 | (c >> 12), 128 | ((c >> 6) & 63), 128 | (c & 63));\n }\n }\n }\n }\n }\n return new Uint8Array(b);\n}\n\nexport function percentEncodedBytes_(value: string): Uint8Array {\n let decoded;\n try {\n decoded = decodeURIComponent(value);\n } catch (e) {\n throw invalidFormat(StringFormat.DATA_URL, 'Malformed data URL.');\n }\n return utf8Bytes_(decoded);\n}\n\nexport function base64Bytes_(format: StringFormat, value: string): Uint8Array {\n switch (format) {\n case StringFormat.BASE64: {\n const hasMinus = value.indexOf('-') !== -1;\n const hasUnder = value.indexOf('_') !== -1;\n if (hasMinus || hasUnder) {\n const invalidChar = hasMinus ? '-' : '_';\n throw invalidFormat(\n format,\n \"Invalid character '\" +\n invalidChar +\n \"' found: is it base64url encoded?\"\n );\n }\n break;\n }\n case StringFormat.BASE64URL: {\n const hasPlus = value.indexOf('+') !== -1;\n const hasSlash = value.indexOf('/') !== -1;\n if (hasPlus || hasSlash) {\n const invalidChar = hasPlus ? '+' : '/';\n throw invalidFormat(\n format,\n \"Invalid character '\" + invalidChar + \"' found: is it base64 encoded?\"\n );\n }\n value = value.replace(/-/g, '+').replace(/_/g, '/');\n break;\n }\n default:\n // do nothing\n }\n let bytes;\n try {\n bytes = decodeBase64(value);\n } catch (e) {\n if ((e as Error).message.includes('polyfill')) {\n throw e;\n }\n throw invalidFormat(format, 'Invalid character found');\n }\n const array = new Uint8Array(bytes.length);\n for (let i = 0; i < bytes.length; i++) {\n array[i] = bytes.charCodeAt(i);\n }\n return array;\n}\n\nclass DataURLParts {\n base64: boolean = false;\n contentType: string | null = null;\n rest: string;\n\n constructor(dataURL: string) {\n const matches = dataURL.match(/^data:([^,]+)?,/);\n if (matches === null) {\n throw invalidFormat(\n StringFormat.DATA_URL,\n \"Must be formatted 'data:[][;base64],\"\n );\n }\n const middle = matches[1] || null;\n if (middle != null) {\n this.base64 = endsWith(middle, ';base64');\n this.contentType = this.base64\n ? middle.substring(0, middle.length - ';base64'.length)\n : middle;\n }\n this.rest = dataURL.substring(dataURL.indexOf(',') + 1);\n }\n}\n\nexport function dataURLBytes_(dataUrl: string): Uint8Array {\n const parts = new DataURLParts(dataUrl);\n if (parts.base64) {\n return base64Bytes_(StringFormat.BASE64, parts.rest);\n } else {\n return percentEncodedBytes_(parts.rest);\n }\n}\n\nexport function dataURLContentType_(dataUrl: string): string | null {\n const parts = new DataURLParts(dataUrl);\n return parts.contentType;\n}\n\nfunction endsWith(s: string, end: string): boolean {\n const longEnough = s.length >= end.length;\n if (!longEnough) {\n return false;\n }\n\n return s.substring(s.length - end.length) === end;\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/**\n * @file Provides a Blob-like wrapper for various binary types (including the\n * native Blob type). This makes it possible to upload types like ArrayBuffers,\n * making uploads possible in environments without the native Blob type.\n */\nimport { sliceBlob, getBlob } from './fs';\nimport { StringFormat, dataFromString } from './string';\nimport { isNativeBlob, isNativeBlobDefined, isString } from './type';\n\n/**\n * @param opt_elideCopy - If true, doesn't copy mutable input data\n * (e.g. Uint8Arrays). Pass true only if you know the objects will not be\n * modified after this blob's construction.\n *\n * @internal\n */\nexport class FbsBlob {\n private data_!: Blob | Uint8Array;\n private size_: number;\n private type_: string;\n\n constructor(data: Blob | Uint8Array | ArrayBuffer, elideCopy?: boolean) {\n let size: number = 0;\n let blobType: string = '';\n if (isNativeBlob(data)) {\n this.data_ = data as Blob;\n size = (data as Blob).size;\n blobType = (data as Blob).type;\n } else if (data instanceof ArrayBuffer) {\n if (elideCopy) {\n this.data_ = new Uint8Array(data);\n } else {\n this.data_ = new Uint8Array(data.byteLength);\n this.data_.set(new Uint8Array(data));\n }\n size = this.data_.length;\n } else if (data instanceof Uint8Array) {\n if (elideCopy) {\n this.data_ = data as Uint8Array;\n } else {\n this.data_ = new Uint8Array(data.length);\n this.data_.set(data as Uint8Array);\n }\n size = data.length;\n }\n this.size_ = size;\n this.type_ = blobType;\n }\n\n size(): number {\n return this.size_;\n }\n\n type(): string {\n return this.type_;\n }\n\n slice(startByte: number, endByte: number): FbsBlob | null {\n if (isNativeBlob(this.data_)) {\n const realBlob = this.data_ as Blob;\n const sliced = sliceBlob(realBlob, startByte, endByte);\n if (sliced === null) {\n return null;\n }\n return new FbsBlob(sliced);\n } else {\n const slice = new Uint8Array(\n (this.data_ as Uint8Array).buffer,\n startByte,\n endByte - startByte\n );\n return new FbsBlob(slice, true);\n }\n }\n\n static getBlob(...args: Array): FbsBlob | null {\n if (isNativeBlobDefined()) {\n const blobby: Array = args.map(\n (val: string | FbsBlob): Blob | Uint8Array | string => {\n if (val instanceof FbsBlob) {\n return val.data_;\n } else {\n return val;\n }\n }\n );\n return new FbsBlob(getBlob.apply(null, blobby));\n } else {\n const uint8Arrays: Uint8Array[] = args.map(\n (val: string | FbsBlob): Uint8Array => {\n if (isString(val)) {\n return dataFromString(StringFormat.RAW, val as string).data;\n } else {\n // Blobs don't exist, so this has to be a Uint8Array.\n return (val as FbsBlob).data_ as Uint8Array;\n }\n }\n );\n let finalLength = 0;\n uint8Arrays.forEach((array: Uint8Array): void => {\n finalLength += array.byteLength;\n });\n const merged = new Uint8Array(finalLength);\n let index = 0;\n uint8Arrays.forEach((array: Uint8Array) => {\n for (let i = 0; i < array.length; i++) {\n merged[index++] = array[i];\n }\n });\n return new FbsBlob(merged, true);\n }\n }\n\n uploadData(): Blob | Uint8Array {\n return this.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 */\nimport { isNonArrayObject } from './type';\n\n/**\n * Returns the Object resulting from parsing the given JSON, or null if the\n * given string does not represent a JSON object.\n */\nexport function jsonObjectOrNull(\n s: string\n): { [name: string]: unknown } | null {\n let obj;\n try {\n obj = JSON.parse(s);\n } catch (e) {\n return null;\n }\n if (isNonArrayObject(obj)) {\n return obj;\n } else {\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/**\n * @fileoverview Contains helper methods for manipulating paths.\n */\n\n/**\n * @return Null if the path is already at the root.\n */\nexport function parent(path: string): string | null {\n if (path.length === 0) {\n return null;\n }\n const index = path.lastIndexOf('/');\n if (index === -1) {\n return '';\n }\n const newPath = path.slice(0, index);\n return newPath;\n}\n\nexport function child(path: string, childPath: string): string {\n const canonicalChildPath = childPath\n .split('/')\n .filter(component => component.length > 0)\n .join('/');\n if (path.length === 0) {\n return canonicalChildPath;\n } else {\n return path + '/' + canonicalChildPath;\n }\n}\n\n/**\n * Returns the last component of a path.\n * '/foo/bar' -> 'bar'\n * '/foo/bar/baz/' -> 'baz/'\n * '/a' -> 'a'\n */\nexport function lastComponent(path: string): string {\n const index = path.lastIndexOf('/', path.length - 2);\n if (index === -1) {\n return path;\n } else {\n return path.slice(index + 1);\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/**\n * @fileoverview Documentation for the metadata format\n */\nimport { Metadata } from '../metadata';\n\nimport { jsonObjectOrNull } from './json';\nimport { Location } from './location';\nimport { lastComponent } from './path';\nimport { isString } from './type';\nimport { makeUrl, makeQueryString } from './url';\nimport { Reference } from '../reference';\nimport { FirebaseStorageImpl } from '../service';\n\nexport function noXform_(metadata: Metadata, value: T): T {\n return value;\n}\n\nclass Mapping {\n local: string;\n writable: boolean;\n xform: (p1: Metadata, p2?: T) => T | undefined;\n\n constructor(\n public server: string,\n local?: string | null,\n writable?: boolean,\n xform?: ((p1: Metadata, p2?: T) => T | undefined) | null\n ) {\n this.local = local || server;\n this.writable = !!writable;\n this.xform = xform || noXform_;\n }\n}\ntype Mappings = Array | Mapping>;\n\nexport { Mappings };\n\nlet mappings_: Mappings | null = null;\n\nexport function xformPath(fullPath: string | undefined): string | undefined {\n if (!isString(fullPath) || fullPath.length < 2) {\n return fullPath;\n } else {\n return lastComponent(fullPath);\n }\n}\n\nexport function getMappings(): Mappings {\n if (mappings_) {\n return mappings_;\n }\n const mappings: Mappings = [];\n mappings.push(new Mapping('bucket'));\n mappings.push(new Mapping('generation'));\n mappings.push(new Mapping('metageneration'));\n mappings.push(new Mapping('name', 'fullPath', true));\n\n function mappingsXformPath(\n _metadata: Metadata,\n fullPath: string | undefined\n ): string | undefined {\n return xformPath(fullPath);\n }\n const nameMapping = new Mapping('name');\n nameMapping.xform = mappingsXformPath;\n mappings.push(nameMapping);\n\n /**\n * Coerces the second param to a number, if it is defined.\n */\n function xformSize(\n _metadata: Metadata,\n size?: number | string\n ): number | undefined {\n if (size !== undefined) {\n return Number(size);\n } else {\n return size;\n }\n }\n const sizeMapping = new Mapping('size');\n sizeMapping.xform = xformSize;\n mappings.push(sizeMapping);\n mappings.push(new Mapping('timeCreated'));\n mappings.push(new Mapping('updated'));\n mappings.push(new Mapping('md5Hash', null, true));\n mappings.push(new Mapping('cacheControl', null, true));\n mappings.push(new Mapping('contentDisposition', null, true));\n mappings.push(new Mapping('contentEncoding', null, true));\n mappings.push(new Mapping('contentLanguage', null, true));\n mappings.push(new Mapping('contentType', null, true));\n mappings.push(new Mapping('metadata', 'customMetadata', true));\n mappings_ = mappings;\n return mappings_;\n}\n\nexport function addRef(metadata: Metadata, service: FirebaseStorageImpl): void {\n function generateRef(): Reference {\n const bucket: string = metadata['bucket'] as string;\n const path: string = metadata['fullPath'] as string;\n const loc = new Location(bucket, path);\n return service._makeStorageReference(loc);\n }\n Object.defineProperty(metadata, 'ref', { get: generateRef });\n}\n\nexport function fromResource(\n service: FirebaseStorageImpl,\n resource: { [name: string]: unknown },\n mappings: Mappings\n): Metadata {\n const metadata: Metadata = {} as Metadata;\n metadata['type'] = 'file';\n const len = mappings.length;\n for (let i = 0; i < len; i++) {\n const mapping = mappings[i];\n metadata[mapping.local] = (mapping as Mapping).xform(\n metadata,\n resource[mapping.server]\n );\n }\n addRef(metadata, service);\n return metadata;\n}\n\nexport function fromResourceString(\n service: FirebaseStorageImpl,\n resourceString: string,\n mappings: Mappings\n): Metadata | null {\n const obj = jsonObjectOrNull(resourceString);\n if (obj === null) {\n return null;\n }\n const resource = obj as Metadata;\n return fromResource(service, resource, mappings);\n}\n\nexport function downloadUrlFromResourceString(\n metadata: Metadata,\n resourceString: string,\n host: string,\n protocol: string\n): string | null {\n const obj = jsonObjectOrNull(resourceString);\n if (obj === null) {\n return null;\n }\n if (!isString(obj['downloadTokens'])) {\n // This can happen if objects are uploaded through GCS and retrieved\n // through list, so we don't want to throw an Error.\n return null;\n }\n const tokens: string = obj['downloadTokens'] as string;\n if (tokens.length === 0) {\n return null;\n }\n const encode = encodeURIComponent;\n const tokensList = tokens.split(',');\n const urls = tokensList.map((token: string): string => {\n const bucket: string = metadata['bucket'] as string;\n const path: string = metadata['fullPath'] as string;\n const urlPart = '/b/' + encode(bucket) + '/o/' + encode(path);\n const base = makeUrl(urlPart, host, protocol);\n const queryString = makeQueryString({\n alt: 'media',\n token\n });\n return base + queryString;\n });\n return urls[0];\n}\n\nexport function toResourceString(\n metadata: Partial,\n mappings: Mappings\n): string {\n const resource: {\n [prop: string]: unknown;\n } = {};\n const len = mappings.length;\n for (let i = 0; i < len; i++) {\n const mapping = mappings[i];\n if (mapping.writable) {\n resource[mapping.server] = metadata[mapping.local];\n }\n }\n return JSON.stringify(resource);\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 */\nimport { StorageError } from './error';\nimport { Headers, Connection, ConnectionType } from './connection';\n\n/**\n * Type for url params stored in RequestInfo.\n */\nexport interface UrlParams {\n [name: string]: string | number;\n}\n\n/**\n * A function that converts a server response to the API type expected by the\n * SDK.\n *\n * @param I - the type of the backend's network response\n * @param O - the output response type used by the rest of the SDK.\n */\nexport type RequestHandler = (\n connection: Connection