i18n for home page.

frontend/src/app/pages/home/home.component.html

@@ -1,2 +1,11 @@
 <h1 i18n>Last publications</h1>
-<app-publication-list [publications$]="publications$"></app-publication-list>
+@if ((isLoading$ | async) === true) {
+    <h2 i18n>Publications loading...</h2>
+    <mat-spinner></mat-spinner>
+} @else {
+    @if ((publications$ | async) != []) {
+        <app-publication-list [publications$]="publications$"></app-publication-list>
+    } @else {
+        <h2 i18n>No any publication.</h2>
+    }
+}

frontend/src/app/pages/home/home.component.spec.ts

@@ -1,23 +0,0 @@
-import { ComponentFixture, TestBed } from '@angular/core/testing';
-
-import { HomeComponent } from './home.component';
-
-describe('HomeComponent', () => {
-  let component: HomeComponent;
-  let fixture: ComponentFixture<HomeComponent>;
-
-  beforeEach(async () => {
-    await TestBed.configureTestingModule({
-      imports: [HomeComponent]
-    })
-    .compileComponents();
-    
-    fixture = TestBed.createComponent(HomeComponent);
-    component = fixture.componentInstance;
-    fixture.detectChanges();
-  });
-
-  it('should create', () => {
-    expect(component).toBeTruthy();
-  });
-});

frontend/src/app/pages/home/home.component.ts

@@ -1,16 +1,19 @@
 import { Component, OnInit, inject } from '@angular/core';
-import { HomeService } from './home.service';
+import { MatProgressSpinnerModule } from '@angular/material/progress-spinner';
 import { Observable } from 'rxjs';
-import { Publication } from '../../core/rest-services/publications/model/publication';
-import { RouterModule } from '@angular/router';
-import { MatTooltipModule } from '@angular/material/tooltip';
-import { CommonModule } from '@angular/common';
 import { PublicationListComponent } from '../../components/publication-list/publication-list.component';
+import { Publication } from '../../core/rest-services/publications/model/publication';
+import { HomeService } from './home.service';
+import { CommonModule } from '@angular/common';
 
 @Component({
   selector: 'app-home',
   standalone: true,
-  imports: [PublicationListComponent],
+  imports: [
+    CommonModule,
+    MatProgressSpinnerModule,
+    PublicationListComponent
+  ],
   templateUrl: './home.component.html',
   styleUrl: './home.component.scss',
   providers: [HomeService]

frontend/src/app/pages/home/home.service.ts

@@ -26,8 +26,9 @@ export class HomeService {
         this.publicationRestService.getLatest()
             .then(publications => this.publicationsSubject.next(publications))
             .catch(error => {
-                this.snackBar.open('An error occurred while retrieving latest publications...');
-                console.error('An error occurred while retrieving latest publications...', error);
+                const errorMessage = $localize`An error occurred while retrieving latest publications...`;
+                this.snackBar.open(errorMessage, $localize`Close`, { duration: 5000 });
+                console.error(errorMessage, error);
             })
             .finally(() => this.isLoadingSubject.next(false));
     }