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ng-agm-core-lib

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import { Inject, Injectable, InjectionToken, LOCALE_ID, Optional } from '@angular/core'; import { MapsAPILoader } from './maps-api-loader'; import * as i0 from "@angular/core"; import * as i1 from "../../utils/browser-globals"; export var GoogleMapsScriptProtocol; (function (GoogleMapsScriptProtocol) { GoogleMapsScriptProtocol[GoogleMapsScriptProtocol["HTTP"] = 1] = "HTTP"; GoogleMapsScriptProtocol[GoogleMapsScriptProtocol["HTTPS"] = 2] = "HTTPS"; GoogleMapsScriptProtocol[GoogleMapsScriptProtocol["AUTO"] = 3] = "AUTO"; })(GoogleMapsScriptProtocol || (GoogleMapsScriptProtocol = {})); /** * Token for the config of the LazyMapsAPILoader. Please provide an object of type {@link * LazyMapsAPILoaderConfig}. */ export const LAZY_MAPS_API_CONFIG = new InjectionToken('angular-google-maps LAZY_MAPS_API_CONFIG'); export class LazyMapsAPILoader extends MapsAPILoader { localeId; _scriptLoadingPromise; _config; _windowRef; _documentRef; _SCRIPT_ID = 'agmGoogleMapsApiScript'; callbackName = `agmLazyMapsAPILoader`; constructor(config = null, w, d, localeId) { super(); this.localeId = localeId; this._config = config || {}; this._windowRef = w; this._documentRef = d; } load() { const window = this._windowRef.getNativeWindow(); if (window.google && window.google.maps) { // Google maps already loaded on the page. return Promise.resolve(); } if (this._scriptLoadingPromise) { return this._scriptLoadingPromise; } // this can happen in HMR situations or Stackblitz.io editors. const scriptOnPage = this._documentRef.getNativeDocument().getElementById(this._SCRIPT_ID); if (scriptOnPage) { this._assignScriptLoadingPromise(scriptOnPage); return this._scriptLoadingPromise; } const script = this._documentRef.getNativeDocument().createElement('script'); script.type = 'text/javascript'; script.async = true; script.defer = true; script.id = this._SCRIPT_ID; script.src = this._getScriptSrc(this.callbackName); this._assignScriptLoadingPromise(script); this._documentRef.getNativeDocument().body.appendChild(script); return this._scriptLoadingPromise; } _assignScriptLoadingPromise(scriptElem) { this._scriptLoadingPromise = new Promise((resolve, reject) => { this._windowRef.getNativeWindow()[this.callbackName] = () => { resolve(); }; scriptElem.onerror = (error) => { reject(error); }; }); } _getScriptSrc(callbackName) { const protocolType = (this._config && this._config.protocol) || GoogleMapsScriptProtocol.HTTPS; let protocol; switch (protocolType) { case GoogleMapsScriptProtocol.AUTO: protocol = ''; break; case GoogleMapsScriptProtocol.HTTP: protocol = 'http:'; break; case GoogleMapsScriptProtocol.HTTPS: protocol = 'https:'; break; } const hostAndPath = this._config.hostAndPath || 'maps.googleapis.com/maps/api/js'; const queryParams = { v: this._config.apiVersion || 'quarterly', callback: callbackName, key: this._config.apiKey, client: this._config.clientId, channel: this._config.channel, libraries: this._config.libraries, region: this._config.region, language: this._config.language || (this.localeId !== 'en-US' ? this.localeId : null), }; const params = Object.keys(queryParams) .filter((k) => queryParams[k] != null) .filter((k) => { // remove empty arrays return !Array.isArray(queryParams[k]) || (Array.isArray(queryParams[k]) && queryParams[k].length > 0); }) .map((k) => { // join arrays as comma seperated strings const i = queryParams[k]; if (Array.isArray(i)) { return { key: k, value: i.join(',') }; } return { key: k, value: queryParams[k] }; }) .map((entry) => { return `${entry.key}=${entry.value}`; }) .join('&'); return `${protocol}//${hostAndPath}?${params}`; } static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: LazyMapsAPILoader, deps: [{ token: LAZY_MAPS_API_CONFIG, optional: true }, { token: i1.WindowRef }, { token: i1.DocumentRef }, { token: LOCALE_ID }], target: i0.ɵɵFactoryTarget.Injectable }); static ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: LazyMapsAPILoader }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: LazyMapsAPILoader, decorators: [{ type: Injectable }], ctorParameters: () => [{ type: undefined, decorators: [{ type: Optional }, { type: Inject, args: [LAZY_MAPS_API_CONFIG] }] }, { type: i1.WindowRef }, { type: i1.DocumentRef }, { type: undefined, decorators: [{ type: Inject, args: [LOCALE_ID] }] }] }); //# 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{ Inject, Injectable, InjectionToken, LOCALE_ID, Optional } from '@angular/core';\n\nimport { DocumentRef, WindowRef } from '../../utils/browser-globals';\n\nimport { MapsAPILoader } from './maps-api-loader';\n\nexport enum GoogleMapsScriptProtocol {\n  HTTP = 1,\n  HTTPS = 2,\n  AUTO = 3,\n}\n\n/**\n * Token for the config of the LazyMapsAPILoader. Please provide an object of type {@link\n * LazyMapsAPILoaderConfig}.\n */\nexport const LAZY_MAPS_API_CONFIG = new InjectionToken<LazyMapsAPILoaderConfigLiteral>('angular-google-maps LAZY_MAPS_API_CONFIG');\n\n/**\n * Configuration for the {@link LazyMapsAPILoader}.\n */\nexport interface LazyMapsAPILoaderConfigLiteral {\n  /**\n   * The Google Maps API Key (see:\n   * https://developers.google.com/maps/documentation/javascript/get-api-key)\n   */\n  apiKey?: string;\n\n  /**\n   * The Google Maps client ID (for premium plans).\n   * When you have a Google Maps APIs Premium Plan license, you must authenticate\n   * your application with either an API key or a client ID.\n   * The Google Maps API will fail to load if both a client ID and an API key are included.\n   */\n  clientId?: string;\n\n  /**\n   * The Google Maps channel name (for premium plans).\n   * A channel parameter is an optional parameter that allows you to track usage under your client\n   * ID by assigning a distinct channel to each of your applications.\n   */\n  channel?: string;\n\n  /**\n   * Google Maps API version.\n   */\n  apiVersion?: string;\n\n  /**\n   * Host and Path used for the `<script>` tag.\n   */\n  hostAndPath?: string;\n\n  /**\n   * Protocol used for the `<script>` tag.\n   */\n  protocol?: GoogleMapsScriptProtocol;\n\n  /**\n   * Defines which Google Maps libraries should get loaded.\n   */\n  libraries?: string[];\n\n  /**\n   * The default bias for the map behavior is US.\n   * If you wish to alter your application to serve different map tiles or bias the\n   * application, you can overwrite the default behavior (US) by defining a `region`.\n   * See https://developers.google.com/maps/documentation/javascript/basics#Region\n   */\n  region?: string;\n\n  /**\n   * The Google Maps API uses the browser's preferred language when displaying\n   * textual information. If you wish to overwrite this behavior and force the API\n   * to use a given language, you can use this setting.\n   * See https://developers.google.com/maps/documentation/javascript/basics#Language\n   */\n  language?: string;\n}\n\n@Injectable()\nexport class LazyMapsAPILoader extends MapsAPILoader {\n  protected _scriptLoadingPromise: Promise<void>;\n  protected _config: LazyMapsAPILoaderConfigLiteral;\n  protected _windowRef: WindowRef;\n  protected _documentRef: DocumentRef;\n  protected readonly _SCRIPT_ID: string = 'agmGoogleMapsApiScript';\n  protected readonly callbackName: string = `agmLazyMapsAPILoader`;\n\n  constructor(@Optional() @Inject(LAZY_MAPS_API_CONFIG) config: any = null, w: WindowRef, d: DocumentRef,\n              @Inject(LOCALE_ID) private localeId: string) {\n    super();\n    this._config = config || {};\n    this._windowRef = w;\n    this._documentRef = d;\n  }\n\n  load(): Promise<void> {\n    const window = this._windowRef.getNativeWindow() as any;\n    if (window.google && window.google.maps) {\n      // Google maps already loaded on the page.\n      return Promise.resolve();\n    }\n\n    if (this._scriptLoadingPromise) {\n      return this._scriptLoadingPromise;\n    }\n\n    // this can happen in HMR situations or Stackblitz.io editors.\n    const scriptOnPage = this._documentRef.getNativeDocument().getElementById(this._SCRIPT_ID);\n    if (scriptOnPage) {\n      this._assignScriptLoadingPromise(scriptOnPage);\n      return this._scriptLoadingPromise;\n    }\n\n    const script = this._documentRef.getNativeDocument().createElement('script');\n    script.type = 'text/javascript';\n    script.async = true;\n    script.defer = true;\n    script.id = this._SCRIPT_ID;\n    script.src = this._getScriptSrc(this.callbackName);\n    this._assignScriptLoadingPromise(script);\n    this._documentRef.getNativeDocument().body.appendChild(script);\n    return this._scriptLoadingPromise;\n  }\n\n  private _assignScriptLoadingPromise(scriptElem: HTMLElement) {\n    this._scriptLoadingPromise = new Promise((resolve, reject) => {\n      this._windowRef.getNativeWindow()[this.callbackName] = () => {\n        resolve();\n      };\n\n      scriptElem.onerror = (error: Event) => {\n        reject(error);\n      };\n    });\n  }\n\n  protected _getScriptSrc(callbackName: string): string {\n    const protocolType: GoogleMapsScriptProtocol =\n        (this._config && this._config.protocol) || GoogleMapsScriptProtocol.HTTPS;\n    let protocol: string;\n\n    switch (protocolType) {\n      case GoogleMapsScriptProtocol.AUTO:\n        protocol = '';\n        break;\n      case GoogleMapsScriptProtocol.HTTP:\n        protocol = 'http:';\n        break;\n      case GoogleMapsScriptProtocol.HTTPS:\n        protocol = 'https:';\n        break;\n    }\n\n    const hostAndPath: string = this._config.hostAndPath || 'maps.googleapis.com/maps/api/js';\n    const queryParams: {[key: string]: string | string[]} = {\n      v: this._config.apiVersion || 'quarterly',\n      callback: callbackName,\n      key: this._config.apiKey,\n      client: this._config.clientId,\n      channel: this._config.channel,\n      libraries: this._config.libraries,\n      region: this._config.region,\n      language: this._config.language || (this.localeId !== 'en-US' ? this.localeId : null),\n    };\n    const params: string = Object.keys(queryParams)\n                               .filter((k: string) => queryParams[k] != null)\n                               .filter((k: string) => {\n                                 // remove empty arrays\n                                 return !Array.isArray(queryParams[k]) ||\n                                     (Array.isArray(queryParams[k]) && queryParams[k].length > 0);\n                               })\n                               .map((k: string) => {\n                                 // join arrays as comma seperated strings\n                                 const i = queryParams[k];\n                                 if (Array.isArray(i)) {\n                                   return {key: k, value: i.join(',')};\n                                 }\n                                 return {key: k, value: queryParams[k]};\n                               })\n                               .map((entry: {key: string, value: string}) => {\n                                 return `${entry.key}=${entry.value}`;\n                               })\n                               .join('&');\n    return `${protocol}//${hostAndPath}?${params}`;\n  }\n}\n"]}