feat: add ApiPaginationQueryParams interface and update CatalogService to support pagination

src/app/core/services/api-pagination-query-params.interface.ts

@@ -0,0 +1,4 @@
+export interface ApiPaginationQueryParams {
+  page?: number;
+  per_page?: number;
+}

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

@@ -1,11 +1,19 @@
 import { inject, Injectable } from '@angular/core';
-import { HttpClient } from '@angular/common/http';
+import { HttpClient, HttpParams } from '@angular/common/http';
 import { map, Observable } from 'rxjs';
 
+import { ApiPaginationQueryParams } from '../api-pagination-query-params.interface';
+import { ApiPaginatedResponse } from '../api-paginated-response.interface';
 import { ApiResponse } from '../api-response.interface';
 import { TenantService } from '../tenant.service';
 import { Product } from './catalog.interface';
 
+type HttpParamValue =
+  | string
+  | number
+  | boolean
+  | readonly (string | number | boolean)[];
+
 @Injectable({
   providedIn: 'root'
 })
@@ -18,10 +26,13 @@ export class CatalogService {
   }
 
 
-  getProductos(): Observable<Product[]> {
-    return this.http
-      .get<ApiResponse<Product[]>>(`${this.tenantApiUrl}/productos`)
-      .pipe(map((response) => response.data));
+  getProductos(
+    params?: ApiPaginationQueryParams
+  ): Observable<ApiPaginatedResponse<Product[]>> {
+    return this.http.get<ApiPaginatedResponse<Product[]>>(
+      `${this.tenantApiUrl}/productos`,
+      { params: this.buildHttpParams(params) }
+    );
   }
 
   getProducto(id: number): Observable<Product> {
@@ -29,4 +40,23 @@ export class CatalogService {
       .get<ApiResponse<Product>>(`${this.tenantApiUrl}/productos/${id}`)
       .pipe(map((response) => response.data));
   }
+
+  private buildHttpParams(params?: ApiPaginationQueryParams): HttpParams {
+    if (!params) {
+      return new HttpParams();
+    }
+
+    const fromObject = Object.entries(params).reduce<Record<string, HttpParamValue>>(
+      (acc, [key, value]) => {
+        if (value !== undefined) {
+          acc[key] = value;
+        }
+
+        return acc;
+      },
+      {}
+    );
+
+    return new HttpParams({ fromObject });
+  }
 }