feat: implement multi-tenant catalog service with SSR support and data interfaces

src/app/core/services/api-response.interface.ts

@@ -0,0 +1,3 @@
+export interface ApiResponse<T> {
+  data: T;
+}

src/app/core/services/catalog/catalog.interface.ts

@@ -0,0 +1,11 @@
+export interface Product {
+  id: number;
+  tenant_codigo: string;
+  categoria_id: number;
+  slug: string;
+  nombre: string;
+  descripcion?: string;
+  precio: string;
+  created_at?: string;
+  updated_at?: string;
+}

src/app/core/services/catalog/catalog.service.ts

@@ -0,0 +1,32 @@
+import { inject, Injectable } from '@angular/core';
+import { HttpClient } from '@angular/common/http';
+import { map, Observable } from 'rxjs';
+
+import { ApiResponse } from '../api-response.interface';
+import { TenantService } from '../tenant.service';
+import { Product } from './catalog.interface';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class CatalogService {
+  private readonly http = inject(HttpClient);
+  private readonly tenantService = inject(TenantService);
+
+  private get tenantApiUrl(): string {
+    return this.tenantService.getTenantApiUrl();
+  }
+
+
+  getProductos(): Observable<Product[]> {
+    return this.http
+      .get<ApiResponse<Product[]>>(`${this.tenantApiUrl}/productos`)
+      .pipe(map((response) => response.data));
+  }
+
+  getProducto(id: number): Observable<Product> {
+    return this.http
+      .get<ApiResponse<Product>>(`${this.tenantApiUrl}/productos/${id}`)
+      .pipe(map((response) => response.data));
+  }
+}

src/app/core/services/tenant.interface.ts

@@ -1,3 +1,5 @@
+import { ApiResponse } from './api-response.interface';
+
 export interface Tenant {
   id: number;
   codigo: string;
@@ -11,6 +13,5 @@ export interface Tenant {
   footer_logo: string;
 }
 
-export interface TenantBootstrapResponse {
-  data: Tenant;
-}
+export type TenantBootstrapResponse = ApiResponse<Tenant>;
+

src/app/core/services/tenant.service.ts

@@ -40,6 +40,15 @@ export class TenantService {
     return this.tenantState();
   }
 
+  getTenantApiUrl(): string {
+    const tenant = this.tenantState();
+    if (!tenant) {
+      throw new Error('No se pudo resolver el tenant activo.');
+    }
+    return `${environment.url}tenants/${tenant.codigo}`;
+  }
+
+
   async bootstrap(): Promise<void> {
     if (this.statusState() !== 'idle') {
       return;