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import { Injectable } from "@angular/core"; |
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import { |
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ActivatedRoute, |
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ActivatedRouteSnapshot, |
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CanActivate, |
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CanActivateChild, |
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NavigationExtras, |
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Router, |
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RouterStateSnapshot, |
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} from "@angular/router"; |
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import { Observable } from "rxjs"; |
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import { UniFirebaseLoginConfig } from "../config/uni-firebase-login-config"; |
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import { UniFirebaseLoginConfigProvider } from "../config/uni-firebase-login-config-provider"; |
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import { UserModel } from "../model/user-model"; |
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import { BaseAuthService } from "../services/base-auth-service"; |
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import { IGuard } from "./i-guard"; |
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@Injectable({ |
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providedIn: "root", |
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}) |
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export class AuthGuard<User extends UserModel = UserModel> |
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implements CanActivate, CanActivateChild, IGuard<User> { |
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protected config: UniFirebaseLoginConfig; |
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public constructor( |
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protected auth: BaseAuthService<User>, |
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protected route: ActivatedRoute, |
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protected router: Router, |
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configProvider: UniFirebaseLoginConfigProvider, |
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) { |
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this.config = configProvider.config; |
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} |
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public canActivate( |
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route: ActivatedRouteSnapshot, |
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state: RouterStateSnapshot, |
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): Observable<boolean> { |
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return new Observable(subscriber => { |
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this.auth.userInitialized$.subscribe(initialized => { |
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if (initialized) { |
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this.auth.user$.subscribe(user => { |
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const isLoggedIn = !!user; |
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if (!isLoggedIn) { |
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this.handleAccessDeniedRedirect(route, state).then(() => { |
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subscriber.next(false); |
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subscriber.complete(); |
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}); |
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} else { |
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subscriber.next(true); |
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subscriber.complete(); |
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} |
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}); |
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} |
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}); |
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}); |
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} |
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public canActivateChild( |
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next: ActivatedRouteSnapshot, |
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state: RouterStateSnapshot, |
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): Observable<boolean> { |
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return this.canActivate(next, state); |
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} |
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public async handleAccessDeniedRedirect( |
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route: ActivatedRouteSnapshot, |
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state: RouterStateSnapshot, |
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): Promise<void> { |
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console.log(`Access denied (AuthGuard): ${state.url}`); |
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const redirectTo = this.config.signInPage; |
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console.log(`Redirect: ${redirectTo}`); |
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if (redirectTo) { |
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let routerExtras: NavigationExtras | undefined; |
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if (this.config.redirectBack) { |
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routerExtras = { |
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queryParams: {redirectBack: state.url} |
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} |
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} |
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await this.router.navigate([redirectTo], routerExtras); |
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} |
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} |
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} |
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cothema /
ionic-universal-firebase-login
