/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
import { DOCUMENT } from '@angular/common';
import { APP_ID, inject, Injectable, NgModule } from '@angular/core';
import * as i0 from "@angular/core";
export function escapeHtml(text) {
    const escapedText = {
        '&': '&a;',
        '"': '&q;',
        '\'': '&s;',
        '<': '&l;',
        '>': '&g;',
    };
    return text.replace(/[&"'<>]/g, s => escapedText[s]);
}
export function unescapeHtml(text) {
    const unescapedText = {
        '&a;': '&',
        '&q;': '"',
        '&s;': '\'',
        '&l;': '<',
        '&g;': '>',
    };
    return text.replace(/&[^;]+;/g, s => unescapedText[s]);
}
/**
 * Create a `StateKey<T>` that can be used to store value of type T with `TransferState`.
 *
 * Example:
 *
 * ```
 * const COUNTER_KEY = makeStateKey<number>('counter');
 * let value = 10;
 *
 * transferState.set(COUNTER_KEY, value);
 * ```
 *
 * @publicApi
 */
export function makeStateKey(key) {
    return key;
}
/**
 * A key value store that is transferred from the application on the server side to the application
 * on the client side.
 *
 * The `TransferState` is available as an injectable token.
 * On the client, just inject this token using DI and use it, it will be lazily initialized.
 * On the server it's already included if `renderApplication` function is used. Otherwise, import
 * the `ServerTransferStateModule` module to make the `TransferState` available.
 *
 * The values in the store are serialized/deserialized using JSON.stringify/JSON.parse. So only
 * boolean, number, string, null and non-class objects will be serialized and deserialized in a
 * non-lossy manner.
 *
 * @publicApi
 */
export class TransferState {
    constructor() {
        this.store = {};
        this.onSerializeCallbacks = {};
    }
    /**
     * Get the value corresponding to a key. Return `defaultValue` if key is not found.
     */
    get(key, defaultValue) {
        return this.store[key] !== undefined ? this.store[key] : defaultValue;
    }
    /**
     * Set the value corresponding to a key.
     */
    set(key, value) {
        this.store[key] = value;
    }
    /**
     * Remove a key from the store.
     */
    remove(key) {
        delete this.store[key];
    }
    /**
     * Test whether a key exists in the store.
     */
    hasKey(key) {
        return this.store.hasOwnProperty(key);
    }
    /**
     * Indicates whether the state is empty.
     */
    get isEmpty() {
        return Object.keys(this.store).length === 0;
    }
    /**
     * Register a callback to provide the value for a key when `toJson` is called.
     */
    onSerialize(key, callback) {
        this.onSerializeCallbacks[key] = callback;
    }
    /**
     * Serialize the current state of the store to JSON.
     */
    toJson() {
        // Call the onSerialize callbacks and put those values into the store.
        for (const key in this.onSerializeCallbacks) {
            if (this.onSerializeCallbacks.hasOwnProperty(key)) {
                try {
                    this.store[key] = this.onSerializeCallbacks[key]();
                }
                catch (e) {
                    console.warn('Exception in onSerialize callback: ', e);
                }
            }
        }
        return JSON.stringify(this.store);
    }
}
TransferState.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "14.3.0", ngImport: i0, type: TransferState, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
TransferState.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "14.3.0", ngImport: i0, type: TransferState, providedIn: 'root', useFactory: () => {
        const doc = inject(DOCUMENT);
        const appId = inject(APP_ID);
        const state = new TransferState();
        state.store = retrieveTransferredState(doc, appId);
        return state;
    } });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "14.3.0", ngImport: i0, type: TransferState, decorators: [{
            type: Injectable,
            args: [{
                    providedIn: 'root',
                    useFactory: () => {
                        const doc = inject(DOCUMENT);
                        const appId = inject(APP_ID);
                        const state = new TransferState();
                        state.store = retrieveTransferredState(doc, appId);
                        return state;
                    }
                }]
        }] });
export function retrieveTransferredState(doc, appId) {
    // Locate the script tag with the JSON data transferred from the server.
    // The id of the script tag is set to the Angular appId + 'state'.
    const script = doc.getElementById(appId + '-state');
    let initialState = {};
    if (script && script.textContent) {
        try {
            // Avoid using any here as it triggers lint errors in google3 (any is not allowed).
            initialState = JSON.parse(unescapeHtml(script.textContent));
        }
        catch (e) {
            console.warn('Exception while restoring TransferState for app ' + appId, e);
        }
    }
    return initialState;
}
/**
 * NgModule to install on the client side while using the `TransferState` to transfer state from
 * server to client.
 *
 * @publicApi
 * @deprecated no longer needed, you can inject the `TransferState` in an app without providing
 *     this module.
 */
export class BrowserTransferStateModule {
}
BrowserTransferStateModule.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "14.3.0", ngImport: i0, type: BrowserTransferStateModule, deps: [], target: i0.ɵɵFactoryTarget.NgModule });
BrowserTransferStateModule.ɵmod = i0.ɵɵngDeclareNgModule({ minVersion: "14.0.0", version: "14.3.0", ngImport: i0, type: BrowserTransferStateModule });
BrowserTransferStateModule.ɵinj = i0.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "14.3.0", ngImport: i0, type: BrowserTransferStateModule });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "14.3.0", ngImport: i0, type: BrowserTransferStateModule, decorators: [{
            type: NgModule,
            args: [{}]
        }] });
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"transfer_state.js","sourceRoot":"","sources":["../../../../../../../packages/platform-browser/src/browser/transfer_state.ts"],"names":[],"mappings":"AAAA;;;;;;GAMG;AAEH,OAAO,EAAC,QAAQ,EAAC,MAAM,iBAAiB,CAAC;AACzC,OAAO,EAAC,MAAM,EAAE,MAAM,EAAE,UAAU,EAAE,QAAQ,EAAC,MAAM,eAAe,CAAC;;AAEnE,MAAM,UAAU,UAAU,CAAC,IAAY;IACrC,MAAM,WAAW,GAA0B;QACzC,GAAG,EAAE,KAAK;QACV,GAAG,EAAE,KAAK;QACV,IAAI,EAAE,KAAK;QACX,GAAG,EAAE,KAAK;QACV,GAAG,EAAE,KAAK;KACX,CAAC;IACF,OAAO,IAAI,CAAC,OAAO,CAAC,UAAU,EAAE,CAAC,CAAC,EAAE,CAAC,WAAW,CAAC,CAAC,CAAC,CAAC,CAAC;AACvD,CAAC;AAED,MAAM,UAAU,YAAY,CAAC,IAAY;IACvC,MAAM,aAAa,GAA0B;QAC3C,KAAK,EAAE,GAAG;QACV,KAAK,EAAE,GAAG;QACV,KAAK,EAAE,IAAI;QACX,KAAK,EAAE,GAAG;QACV,KAAK,EAAE,GAAG;KACX,CAAC;IACF,OAAO,IAAI,CAAC,OAAO,CAAC,UAAU,EAAE,CAAC,CAAC,EAAE,CAAC,aAAa,CAAC,CAAC,CAAC,CAAC,CAAC;AACzD,CAAC;AAqBD;;;;;;;;;;;;;GAaG;AACH,MAAM,UAAU,YAAY,CAAW,GAAW;IAChD,OAAO,GAAkB,CAAC;AAC5B,CAAC;AAED;;;;;;;;;;;;;;GAcG;AAWH,MAAM,OAAO,aAAa;IAV1B;QAWU,UAAK,GAAqC,EAAE,CAAC;QAC7C,yBAAoB,GAA6C,EAAE,CAAC;KA4D7E;IA1DC;;OAEG;IACH,GAAG,CAAI,GAAgB,EAAE,YAAe;QACtC,OAAO,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC,KAAK,SAAS,CAAC,CAAC,CAAC,IAAI,CAAC,KAAK,CAAC,GAAG,CAAM,CAAC,CAAC,CAAC,YAAY,CAAC;IAC7E,CAAC;IAED;;OAEG;IACH,GAAG,CAAI,GAAgB,EAAE,KAAQ;QAC/B,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC,GAAG,KAAK,CAAC;IAC1B,CAAC;IAED;;OAEG;IACH,MAAM,CAAI,GAAgB;QACxB,OAAO,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC,CAAC;IACzB,CAAC;IAED;;OAEG;IACH,MAAM,CAAI,GAAgB;QACxB,OAAO,IAAI,CAAC,KAAK,CAAC,cAAc,CAAC,GAAG,CAAC,CAAC;IACxC,CAAC;IAED;;OAEG;IACH,IAAI,OAAO;QACT,OAAO,MAAM,CAAC,IAAI,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC,MAAM,KAAK,CAAC,CAAC;IAC9C,CAAC;IAED;;OAEG;IACH,WAAW,CAAI,GAAgB,EAAE,QAAiB;QAChD,IAAI,CAAC,oBAAoB,CAAC,GAAG,CAAC,GAAG,QAAQ,CAAC;IAC5C,CAAC;IAED;;OAEG;IACH,MAAM;QACJ,sEAAsE;QACtE,KAAK,MAAM,GAAG,IAAI,IAAI,CAAC,oBAAoB,EAAE;YAC3C,IAAI,IAAI,CAAC,oBAAoB,CAAC,cAAc,CAAC,GAAG,CAAC,EAAE;gBACjD,IAAI;oBACF,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC,GAAG,IAAI,CAAC,oBAAoB,CAAC,GAAG,CAAC,EAAE,CAAC;iBACpD;gBAAC,OAAO,CAAC,EAAE;oBACV,OAAO,CAAC,IAAI,CAAC,qCAAqC,EAAE,CAAC,CAAC,CAAC;iBACxD;aACF;SACF;QACD,OAAO,IAAI,CAAC,SAAS,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC;IACpC,CAAC;;qHA7DU,aAAa;yHAAb,aAAa,cATZ,MAAM,cACN,GAAG,EAAE;QACf,MAAM,GAAG,GAAG,MAAM,CAAC,QAAQ,CAAC,CAAC;QAC7B,MAAM,KAAK,GAAG,MAAM,CAAC,MAAM,CAAC,CAAC;QAC7B,MAAM,KAAK,GAAG,IAAI,aAAa,EAAE,CAAC;QAClC,KAAK,CAAC,KAAK,GAAG,wBAAwB,CAAC,GAAG,EAAE,KAAK,CAAC,CAAC;QACnD,OAAO,KAAK,CAAC;IACf,CAAC;sGAEU,aAAa;kBAVzB,UAAU;mBAAC;oBACV,UAAU,EAAE,MAAM;oBAClB,UAAU,EAAE,GAAG,EAAE;wBACf,MAAM,GAAG,GAAG,MAAM,CAAC,QAAQ,CAAC,CAAC;wBAC7B,MAAM,KAAK,GAAG,MAAM,CAAC,MAAM,CAAC,CAAC;wBAC7B,MAAM,KAAK,GAAG,mBAAmB,CAAC;wBAClC,KAAK,CAAC,KAAK,GAAG,wBAAwB,CAAC,GAAG,EAAE,KAAK,CAAC,CAAC;wBACnD,OAAO,KAAK,CAAC;oBACf,CAAC;iBACF;;AAiED,MAAM,UAAU,wBAAwB,CAAC,GAAa,EAAE,KAAa;IACnE,wEAAwE;IACxE,kEAAkE;IAClE,MAAM,MAAM,GAAG,GAAG,CAAC,cAAc,CAAC,KAAK,GAAG,QAAQ,CAAC,CAAC;IACpD,IAAI,YAAY,GAAG,EAAE,CAAC;IACtB,IAAI,MAAM,IAAI,MAAM,CAAC,WAAW,EAAE;QAChC,IAAI;YACF,mFAAmF;YACnF,YAAY,GAAG,IAAI,CAAC,KAAK,CAAC,YAAY,CAAC,MAAM,CAAC,WAAW,CAAC,CAAO,CAAC;SACnE;QAAC,OAAO,CAAC,EAAE;YACV,OAAO,CAAC,IAAI,CAAC,kDAAkD,GAAG,KAAK,EAAE,CAAC,CAAC,CAAC;SAC7E;KACF;IACD,OAAO,YAAY,CAAC;AACtB,CAAC;AAED;;;;;;;GAOG;AAEH,MAAM,OAAO,0BAA0B;;kIAA1B,0BAA0B;mIAA1B,0BAA0B;mIAA1B,0BAA0B;sGAA1B,0BAA0B;kBADtC,QAAQ;mBAAC,EAAE","sourcesContent":["/**\n * @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\nimport {DOCUMENT} from '@angular/common';\nimport {APP_ID, inject, Injectable, NgModule} from '@angular/core';\n\nexport function escapeHtml(text: string): string {\n  const escapedText: {[k: string]: string} = {\n    '&': '&a;',\n    '\"': '&q;',\n    '\\'': '&s;',\n    '<': '&l;',\n    '>': '&g;',\n  };\n  return text.replace(/[&\"'<>]/g, s => escapedText[s]);\n}\n\nexport function unescapeHtml(text: string): string {\n  const unescapedText: {[k: string]: string} = {\n    '&a;': '&',\n    '&q;': '\"',\n    '&s;': '\\'',\n    '&l;': '<',\n    '&g;': '>',\n  };\n  return text.replace(/&[^;]+;/g, s => unescapedText[s]);\n}\n\n/**\n * A type-safe key to use with `TransferState`.\n *\n * Example:\n *\n * ```\n * const COUNTER_KEY = makeStateKey<number>('counter');\n * let value = 10;\n *\n * transferState.set(COUNTER_KEY, value);\n * ```\n *\n * @publicApi\n */\nexport type StateKey<T> = string&{\n  __not_a_string: never,\n  __value_type?: T,\n};\n\n/**\n * Create a `StateKey<T>` that can be used to store value of type T with `TransferState`.\n *\n * Example:\n *\n * ```\n * const COUNTER_KEY = makeStateKey<number>('counter');\n * let value = 10;\n *\n * transferState.set(COUNTER_KEY, value);\n * ```\n *\n * @publicApi\n */\nexport function makeStateKey<T = void>(key: string): StateKey<T> {\n  return key as StateKey<T>;\n}\n\n/**\n * A key value store that is transferred from the application on the server side to the application\n * on the client side.\n *\n * The `TransferState` is available as an injectable token.\n * On the client, just inject this token using DI and use it, it will be lazily initialized.\n * On the server it's already included if `renderApplication` function is used. Otherwise, import\n * the `ServerTransferStateModule` module to make the `TransferState` available.\n *\n * The values in the store are serialized/deserialized using JSON.stringify/JSON.parse. So only\n * boolean, number, string, null and non-class objects will be serialized and deserialized in a\n * non-lossy manner.\n *\n * @publicApi\n */\n@Injectable({\n  providedIn: 'root',\n  useFactory: () => {\n    const doc = inject(DOCUMENT);\n    const appId = inject(APP_ID);\n    const state = new TransferState();\n    state.store = retrieveTransferredState(doc, appId);\n    return state;\n  }\n})\nexport class TransferState {\n  private store: {[k: string]: unknown|undefined} = {};\n  private onSerializeCallbacks: {[k: string]: () => unknown | undefined} = {};\n\n  /**\n   * Get the value corresponding to a key. Return `defaultValue` if key is not found.\n   */\n  get<T>(key: StateKey<T>, defaultValue: T): T {\n    return this.store[key] !== undefined ? this.store[key] as T : defaultValue;\n  }\n\n  /**\n   * Set the value corresponding to a key.\n   */\n  set<T>(key: StateKey<T>, value: T): void {\n    this.store[key] = value;\n  }\n\n  /**\n   * Remove a key from the store.\n   */\n  remove<T>(key: StateKey<T>): void {\n    delete this.store[key];\n  }\n\n  /**\n   * Test whether a key exists in the store.\n   */\n  hasKey<T>(key: StateKey<T>) {\n    return this.store.hasOwnProperty(key);\n  }\n\n  /**\n   * Indicates whether the state is empty.\n   */\n  get isEmpty(): boolean {\n    return Object.keys(this.store).length === 0;\n  }\n\n  /**\n   * Register a callback to provide the value for a key when `toJson` is called.\n   */\n  onSerialize<T>(key: StateKey<T>, callback: () => T): void {\n    this.onSerializeCallbacks[key] = callback;\n  }\n\n  /**\n   * Serialize the current state of the store to JSON.\n   */\n  toJson(): string {\n    // Call the onSerialize callbacks and put those values into the store.\n    for (const key in this.onSerializeCallbacks) {\n      if (this.onSerializeCallbacks.hasOwnProperty(key)) {\n        try {\n          this.store[key] = this.onSerializeCallbacks[key]();\n        } catch (e) {\n          console.warn('Exception in onSerialize callback: ', e);\n        }\n      }\n    }\n    return JSON.stringify(this.store);\n  }\n}\n\nexport function retrieveTransferredState(doc: Document, appId: string) {\n  // Locate the script tag with the JSON data transferred from the server.\n  // The id of the script tag is set to the Angular appId + 'state'.\n  const script = doc.getElementById(appId + '-state');\n  let initialState = {};\n  if (script && script.textContent) {\n    try {\n      // Avoid using any here as it triggers lint errors in google3 (any is not allowed).\n      initialState = JSON.parse(unescapeHtml(script.textContent)) as {};\n    } catch (e) {\n      console.warn('Exception while restoring TransferState for app ' + appId, e);\n    }\n  }\n  return initialState;\n}\n\n/**\n * NgModule to install on the client side while using the `TransferState` to transfer state from\n * server to client.\n *\n * @publicApi\n * @deprecated no longer needed, you can inject the `TransferState` in an app without providing\n *     this module.\n */\n@NgModule({})\nexport class BrowserTransferStateModule {\n}\n"]}