RED-7558: backport generic errors.

src/lib/error/server-error-interceptor.ts

@@ -1,9 +1,10 @@
 import { HttpErrorResponse, HttpEvent, HttpHandler, HttpInterceptor, HttpRequest, HttpStatusCode } from '@angular/common/http';
-import { inject, Inject, Injectable, Optional } from '@angular/core';
-import { MonoTypeOperatorFunction, Observable, retry, throwError, timer } from 'rxjs';
+import { Inject, Injectable, Optional } from '@angular/core';
+import { finalize, MonoTypeOperatorFunction, Observable, retry, throwError, timer } from 'rxjs';
 import { catchError, tap } from 'rxjs/operators';
 import { MAX_RETRIES_ON_SERVER_ERROR, SERVER_ERROR_SKIP_PATHS } from './tokens';
 import { ErrorService } from './error.service';
+import { LoadingService } from '../loading';
 import { KeycloakService } from 'keycloak-angular';
 import { IqserConfigService } from '../services';
 
@@ -49,6 +50,7 @@ export class ServerErrorInterceptor implements HttpInterceptor {
         private readonly _errorService: ErrorService,
         private readonly _keycloakService: KeycloakService,
         private readonly _configService: IqserConfigService,
+        private readonly _loadingService: LoadingService,
         @Optional() @Inject(MAX_RETRIES_ON_SERVER_ERROR) private readonly _maxRetries: number,
         @Optional() @Inject(SERVER_ERROR_SKIP_PATHS) private readonly _skippedPaths: string[],
     ) {}
@@ -70,7 +72,11 @@ export class ServerErrorInterceptor implements HttpInterceptor {
                     this._urlsWithError.add(req.url);
                 }
 
-                return throwError(() => error);
+                return throwError(() => error).pipe(
+                    finalize(() => {
+                        this._loadingService.stop();
+                    }),
+                );
             }),
             backoffOnServerError(this._maxRetries, this._skippedPaths),
             tap(() => {

src/lib/services/toaster.service.ts

@@ -62,6 +62,10 @@ export class Toaster {
         return this._toastr.error(resultedMsg, options?.title, options);
     }
 
+    rawError(message: string, config?: Partial<IndividualConfig<unknown>>) {
+        return this._toastr.error(message, undefined, config);
+    }
+
     info(message: string, options?: Partial<ToasterOptions>): ActiveToast<unknown> {
         return this._showToastNotification(message, NotificationType.INFO, options);
     }