[#1] Add error notification when an error attempts when post saving.

src/main/ts/src/app/core/interceptors/unauthorized.interceptor.ts

@@ -4,6 +4,7 @@ import { HttpInterceptor, HttpRequest, HttpHandler, HttpEvent } from '@angular/c
 import { Observable, throwError } from 'rxjs';
 import { catchError } from 'rxjs/operators';
 import { AuthService } from '../services/auth.service';
+import { NotificationsComponent } from '../notifications/notifications.component';
 
 @Injectable()
 export class UnauthorizedInterceptor implements HttpInterceptor {
@@ -17,6 +18,7 @@ export class UnauthorizedInterceptor implements HttpInterceptor {
 			if (err.status === 401) {
 				this.authService.setAnonymous();
 				this.router.navigate(['/login']);
+				window.setTimeout(() => NotificationsComponent.error('Veuillez vous authentifier pour réaliser cette action.'), 500);
 			}
 
 			const error = (err.error && err.error.message) || err.statusText;

src/main/ts/src/app/posts/create-update/create-update-post.component.ts

@@ -160,10 +160,16 @@ export class CreateUpdatePostComponent implements OnInit {
 			if (this.model.key) {
 				this.createUpdatePostService.updatePost(this.model).subscribe(post => {
 					NotificationsComponent.success('Modification enregistrée');
+				}, error => {
+					console.log(error);
+					NotificationsComponent.error('Une erreur est survenue lors de l\'enregistrement des modifications.');
 				});
 			} else {
 				this.createUpdatePostService.addPost(this.model).subscribe(post => {
 					this.router.navigate([`/posts/update/${post.key}`]);
+				}, error => {
+					console.log(error);
+					NotificationsComponent.error('Une erreur est survenue lors de la création du post.');
 				});
 			}
 		} else {