feat: add MongoDB support

docker/Dockerfile

@@ -29,4 +29,5 @@ FROM nginx:stable-alpine
 COPY --from=build /usr/src/app/dist/ /usr/share/nginx/html
 COPY --from=build /usr/src/app/docker/nginx.conf /etc/nginx/conf.d/default.conf
 
-CMD sed -i "s#http://localhost:3333#$BACKEND_URL#g" /usr/share/nginx/html/main-*.js && nginx -g 'daemon off;'
+# Replace the placeholder with the actual BACKEND_URL and start Nginx
+CMD sed -i "s#http://localhost:3333#$BACKEND_URL#g" /usr/share/nginx/html/*.js && nginx -g 'daemon off;'

src/app/home/recent-playlists/playlist-info/playlist-info.component.spec.ts

@@ -21,6 +21,7 @@ import { DataService } from '../../../services/data.service';
 import { ElectronServiceStub } from '../../../services/electron.service.stub';
 import { Playlist } from './../../../../../shared/playlist.interface';
 import { PlaylistInfoComponent } from './playlist-info.component';
+import { provideHttpClient, withInterceptorsFromDi } from '@angular/common/http';
 
 describe('PlaylistInfoComponent', () => {
     let component: PlaylistInfoComponent;
@@ -41,6 +42,7 @@ describe('PlaylistInfoComponent', () => {
             ],
             declarations: [PlaylistInfoComponent, MockPipe(DatePipe)],
             providers: [
+                provideHttpClient(withInterceptorsFromDi()),
                 MockProvider(MatSnackBar),
                 { provide: MAT_DIALOG_DATA, useValue: {} },
                 { provide: DataService, useClass: ElectronServiceStub },

src/app/services/config.service.ts

@@ -0,0 +1,36 @@
+import { Injectable } from '@angular/core';
+import { HttpClient } from '@angular/common/http';
+import { AppConfig } from '../../environments/environment';
+
+@Injectable({
+  providedIn: 'root',
+})
+export class ConfigService {
+  private externalDB: boolean;
+  private baseUrl: string;
+
+  constructor(private http: HttpClient) {
+    this.baseUrl = AppConfig.BACKEND_URL;
+    this.checkDatabaseConnection();
+  }
+
+  private checkDatabaseConnection(): void {
+    this.http.get<{ status: string }>(`${this.baseUrl}/check-db-connection`).subscribe({
+      next: (response) => {
+        this.externalDB = response.status === 'success';
+      },
+      error: (error) => {
+        console.error('Error checking database connection:', error);
+        this.externalDB = false;
+      }
+    });
+  }
+
+  setExternalDB(value: boolean): void {
+    this.externalDB = value;
+  }
+
+  getExternalDB(): boolean {
+    return this.externalDB;
+  }
+}