// import { Injectable } from '@angular/core';
// function _window(): any {
//    // return the global native browser window object
//    return window;
// }
// @Injectable()
// export class WindowRefService {
//    get nativeWindow(): any {
//       return _window();
//    }
// }
import { isPlatformBrowser } from '@angular/common';
import { InjectionToken, PLATFORM_ID, Injectable } from '@angular/core';
import * as i0 from "@angular/core";
/**
 * Create a new injection token for injecting the window into a component.
 */
export const WINDOW = new InjectionToken('WindowToken');
/**
 * Define abstract class for obtaining reference to the global window object.
 */
export class WindowRef {
    get nativeWindow() {
        throw new Error('Not implemented.');
    }
}
/**
 * Define class that implements the abstract class and returns the native window object.
 */
class BrowserWindowRef extends WindowRef {
    constructor() {
        super();
    }
    /**
     * @returns window object
     */
    get nativeWindow() {
        return window;
    }
    static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "16.0.0", ngImport: i0, type: BrowserWindowRef, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
    static ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "16.0.0", ngImport: i0, type: BrowserWindowRef });
}
export { BrowserWindowRef };
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "16.0.0", ngImport: i0, type: BrowserWindowRef, decorators: [{
            type: Injectable
        }], ctorParameters: function () { return []; } });
/**
 * Create an factory function that returns the native window object.
 * @param browserWindowRef Native window object
 * @param platformId id of platform
 * @returns type of platform of empty object
 */
export function windowFactory(browserWindowRef, platformId) {
    if (isPlatformBrowser(platformId)) {
        return browserWindowRef.nativeWindow;
    }
    const obj = {
        setTimeout: (func, time) => { },
        clearTimeout: (a) => { }
    };
    return obj;
}
/**
 * Create a injectable provider for the WindowRef token that uses the BrowserWindowRef class.
 */
export const browserWindowProvider = {
    provide: WindowRef,
    useClass: BrowserWindowRef
};
/**
 * Create an injectable provider that uses the windowFactory function for returning the native window object.
 */
export const windowProvider = {
    provide: WINDOW,
    useFactory: windowFactory,
    deps: [WindowRef, PLATFORM_ID]
};
/**
 * Create an array of providers.
 */
export const WINDOW_PROVIDERS = [browserWindowProvider, windowProvider];
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