home page

src/app/app.ts

@@ -1,19 +1,20 @@
 
 import { Component, OnInit, OnDestroy, signal, ApplicationRef } from '@angular/core';
 import { CommonModule } from '@angular/common';
-import { RouterOutlet } from '@angular/router';
+import { Router, RouterOutlet, NavigationEnd } from '@angular/router';
 import { Title } from '@angular/platform-browser';
 import { HeaderComponent } from './components/header/header.component';
 import { FooterComponent } from './components/footer/footer.component';
+import { BackButtonComponent } from './components/back-button/back-button.component';
 import { ApiService } from './services';
 import { Subscription, interval, concat } from 'rxjs';
-import { first } from 'rxjs/operators';
+import { filter, first } from 'rxjs/operators';
 import { environment } from '../environments/environment';
 import { SwUpdate } from '@angular/service-worker';
 
 @Component({
   selector: 'app-root',
-  imports: [RouterOutlet, HeaderComponent, FooterComponent, CommonModule],
+  imports: [RouterOutlet, HeaderComponent, FooterComponent, BackButtonComponent, CommonModule],
   templateUrl: './app.html',
   styleUrl: './app.scss'
 })
@@ -21,14 +22,17 @@ export class App implements OnInit, OnDestroy {
   protected title = environment.brandName;
   serverAvailable = signal(true);
   checkingServer = signal(true);
+  isHomePage = signal(true);
   private pingSubscription?: Subscription;
   private updateSubscription?: Subscription;
+  private routerSubscription?: Subscription;
 
   constructor(
     private apiService: ApiService,
     private titleService: Title,
     private swUpdate: SwUpdate,
-    private appRef: ApplicationRef
+    private appRef: ApplicationRef,
+    private router: Router
   ) {}
 
   ngOnInit(): void {
@@ -36,6 +40,14 @@ export class App implements OnInit, OnDestroy {
     this.titleService.setTitle(`${environment.brandFullName} - Маркетплейс товаров и услуг`);
     this.checkServerHealth();
     this.setupAutoUpdates();
+    
+    // Track route changes to show/hide back button
+    this.routerSubscription = this.router.events
+      .pipe(filter(event => event instanceof NavigationEnd))
+      .subscribe((event) => {
+        const url = (event as NavigationEnd).urlAfterRedirects || (event as NavigationEnd).url;
+        this.isHomePage.set(url === '/' || url === '/home' || url === '');
+      });
   }
 
   checkServerHealth(): void {
@@ -84,6 +96,7 @@ export class App implements OnInit, OnDestroy {
   ngOnDestroy(): void {
     this.pingSubscription?.unsubscribe();
     this.updateSubscription?.unsubscribe();
+    this.routerSubscription?.unsubscribe();
   }
 
   retryConnection(): void {