add: get product by categories

src/product/product.controller.ts

@@ -78,6 +78,21 @@ export class ProductController {
     };
   }
 
+  @Get('by-categories')
+  async findByCategories(
+    @Query('page') page: number,
+    @Query('categories') categories: string,
+  ) {
+    const [data, count] = await this.productService.findAll(page);
+
+    return {
+      data,
+      count,
+      statusCode: HttpStatus.OK,
+      message: 'success',
+    };
+  }
+
   @Get('categories')
   async findAllCategories(@Query('page') page: number) {
     const [data, count] = await this.productCategoriesService.findAll(page);

src/product/product.service.ts

@@ -53,6 +53,19 @@ export class ProductService {
     });
   }
 
+  findAllByCategories(page, categories) {
+    return this.productRepository.findAndCount({
+      where: {
+        subCategories: categories,
+      },
+      skip: page * 10,
+      take: 10,
+      order: {
+        version: 'DESC',
+      },
+    });
+  }
+
   async findOne(code: string) {
     try {
       return await this.productRepository.findOneOrFail({ code: code });