frontend: enhance navigation service to manage leave redirect URL with session storage

frontend/projects/shared-meet-components/src/lib/guards/extract-query-params.guard.ts

@@ -9,6 +9,10 @@ export const extractRoomQueryParamsGuard: CanActivateFn = (route: ActivatedRoute
 	const participantService = inject(ParticipantTokenService);
 	const { roomId, participantName, secret, leaveRedirectUrl, showOnlyRecordings } = extractParams(route);
 
+	if (isValidUrl(leaveRedirectUrl)) {
+		navigationService.setLeaveRedirectUrl(leaveRedirectUrl);
+	}
+
 	if (!secret) {
 		// If no secret is provided, redirect to the error page
 		return navigationService.redirectToErrorPage(ErrorReason.MISSING_ROOM_SECRET);
@@ -21,10 +25,6 @@ export const extractRoomQueryParamsGuard: CanActivateFn = (route: ActivatedRoute
 		participantService.setParticipantName(participantName);
 	}
 
-	if (isValidUrl(leaveRedirectUrl)) {
-		navigationService.setLeaveRedirectUrl(leaveRedirectUrl);
-	}
-
 	if (showOnlyRecordings === 'true') {
 		// Redirect to the room recordings page
 		return navigationService.createRedirectionTo(`room/${roomId}/recordings`, { secret });

frontend/projects/shared-meet-components/src/lib/services/navigation.service.ts

@@ -2,35 +2,60 @@ import { Location } from '@angular/common';
 import { Injectable } from '@angular/core';
 import { Params, Router, UrlTree } from '@angular/router';
 import { ErrorReason } from '@lib/models';
+import { SessionStorageService } from '@lib/services';
 
 @Injectable({
 	providedIn: 'root'
 })
 export class NavigationService {
-	protected leaveRedirectUrl: string = '';
+	protected leaveRedirectUrl?: string;
 
 	constructor(
 		private router: Router,
-		private location: Location
+		private location: Location,
+		private sessionStorageService: SessionStorageService
 	) {}
 
 	setLeaveRedirectUrl(leaveRedirectUrl: string): void {
 		this.leaveRedirectUrl = leaveRedirectUrl;
+		this.sessionStorageService.setRedirectUrl(leaveRedirectUrl);
 	}
 
-	getLeaveRedirectURL(): string {
+	getLeaveRedirectURL(): string | undefined {
+		const storedRedirectUrl = this.sessionStorageService.getRedirectUrl();
+		if (!this.leaveRedirectUrl && storedRedirectUrl) {
+			this.leaveRedirectUrl = storedRedirectUrl;
+		}
+
 		return this.leaveRedirectUrl;
 	}
 
+	/**
+	 * Navigates to a specific route
+	 *
+	 * @param route - The route to navigate to
+	 * @param queryParams - Optional query parameters to include in the navigation
+	 * @param replaceUrl - If true, replaces the current URL in the browser history
+	 */
+	async navigateTo(route: string, queryParams?: Params, replaceUrl: boolean = false): Promise<void> {
+		try {
+			await this.router.navigate([route], {
+				queryParams,
+				replaceUrl
+			});
+		} catch (error) {
+			console.error('Error navigating to route:', error);
+		}
+	}
+
 	/**
 	 * Redirects to internal or external URLs
 	 *
 	 * @param url - The URL to redirect to
-	 * @param isExternal - If true, treats the URL as an external link; otherwise,
-	 * treats it as an internal route
 	 */
-	async redirectTo(url: string, isExternal = false): Promise<void> {
+	async redirectTo(url: string): Promise<void> {
-		if (isExternal) {
+		const isExternalURL = /^https?:\/\//.test(url);
+		if (isExternalURL) {
 			console.log('Redirecting to external URL:', url);
 			window.location.href = url;
 		} else {
@@ -45,6 +70,17 @@ export class NavigationService {
 		}
 	}
 
+	/**
+	 * Creates a URL tree for redirecting to a specific route
+	 *
+	 * @param route - The route to redirect to
+	 * @param queryParams - Optional query parameters to include in the URL
+	 * @returns A UrlTree representing the redirection
+	 */
+	createRedirectionTo(route: string, queryParams?: Params): UrlTree {
+		return this.router.createUrlTree([route], { queryParams });
+	}
+
 	/**
 	 * Creates a UrlTree for the error page with specific reason and optionally navigates to it.
 	 *
@@ -88,35 +124,6 @@ export class NavigationService {
 		return urlTree;
 	}
 
-	/**
-	 * Creates a URL tree for redirecting to a specific route
-	 *
-	 * @param route - The route to redirect to
-	 * @param queryParams - Optional query parameters to include in the URL
-	 * @returns A UrlTree representing the redirection
-	 */
-	createRedirectionTo(route: string, queryParams?: Params): UrlTree {
-		return this.router.createUrlTree([route], { queryParams });
-	}
-
-	/**
-	 * Navigates to a specific route
-	 *
-	 * @param route - The route to navigate to
-	 * @param queryParams - Optional query parameters to include in the navigation
-	 * @param replaceUrl - If true, replaces the current URL in the browser history
-	 */
-	async navigateTo(route: string, queryParams?: Params, replaceUrl: boolean = false): Promise<void> {
-		try {
-			await this.router.navigate([route], {
-				queryParams,
-				replaceUrl
-			});
-		} catch (error) {
-			console.error('Error navigating to route:', error);
-		}
-	}
-
 	/**
 	 * Checks if the current URL contains a specific route
 	 *

frontend/projects/shared-meet-components/src/lib/services/session-storage.service.ts

@@ -39,6 +39,24 @@ export class SessionStorageService {
 		this.remove(`moderator_secret_${roomId}`);
 	}
 
+	/**
+	 * Stores a redirect URL to be used after leaving OpenVidu Meet.
+	 *
+	 * @param redirectUrl The URL to redirect to.
+	 */
+	public setRedirectUrl(redirectUrl: string): void {
+		this.set('redirect_url', redirectUrl);
+	}
+
+	/**
+	 * Retrieves the redirect URL stored in sessionStorage.
+	 *
+	 * @returns The redirect URL or null if not found.
+	 */
+	public getRedirectUrl(): string | null {
+		return this.get<string>('redirect_url') ?? null;
+	}
+
 	/**
 	 * Clears all data stored in sessionStorage.
 	 */