feat: add Categories

module/oc_telegram_shop/upload/oc_telegram_shop/src/Handlers/CategoriesHandler.php

@@ -0,0 +1,70 @@
+<?php
+
+namespace App\Handlers;
+
+use Closure;
+use Openguru\OpenCartFramework\Application;
+use Openguru\OpenCartFramework\Http\JsonResponse;
+use Openguru\OpenCartFramework\Http\Request;
+use Openguru\OpenCartFramework\QueryBuilder\Builder;
+use Openguru\OpenCartFramework\QueryBuilder\JoinClause;
+
+class CategoriesHandler
+{
+    private Builder $queryBuilder;
+
+    public function __construct(Builder $queryBuilder)
+    {
+        $this->queryBuilder = $queryBuilder;
+    }
+
+    public function index(Request $request): JsonResponse
+    {
+        $languageId = 1;
+        $perPage = $request->get('perPage', 10);
+
+        $imageWidth = 150;
+        $imageHeight = 150;
+
+        $categories = $this->queryBuilder->newQuery()
+            ->select([
+                'categories.category_id' => 'id',
+                'categories.image' => 'image',
+                'descriptions.name' => 'name',
+                'descriptions.description' => 'description',
+            ])
+            ->from(db_table('category'), 'categories')
+            ->join(
+                db_table('category_description') . ' AS descriptions',
+                function (JoinClause $join) use ($languageId) {
+                    $join->on('categories.category_id', '=', 'descriptions.category_id')
+                        ->where('descriptions.language_id', '=', $languageId);
+                }
+            )
+            ->where('categories.parent_id', '=', 0)
+            ->where('categories.status', '=', 1)
+            ->orderBy('sort_order')
+            ->limit($perPage)
+            ->get();
+
+        /** @var Closure $resize */
+        $resize = Application::getInstance()->get('image_resize');
+
+        return new JsonResponse([
+            'data' => array_map(static function ($category) use ($resize, $imageWidth, $imageHeight) {
+                if ($category['image']) {
+                    $image = $resize($category['image'], $imageWidth, $imageHeight);
+                } else {
+                    $image = $resize('no_image.png', $imageWidth, $imageHeight);
+                }
+
+                return [
+                    'id' => (int)$category['id'],
+                    'image' => $image,
+                    'name' => $category['name'],
+                    'description' => $category['description'],
+                ];
+            }, $categories),
+        ]);
+    }
+}

module/oc_telegram_shop/upload/oc_telegram_shop/src/Handlers/ProductsHandler.php

@@ -33,10 +33,21 @@ class ProductsHandler
         $languageId = 1;
         $page = $request->get('page', 1);
         $perPage = $request->get('perPage', 10);
+        $categoryId = (int)$request->get('categoryId', 0);
+        $categoryName = '';
 
         $imageWidth = 200;
         $imageHeight = 200;
 
+        if ($categoryId) {
+            $categoryName = $this->queryBuilder->newQuery()
+                ->select(['name'])
+                ->from(db_table('category_description'), 'category')
+                ->where('language_id', '=', $languageId)
+                ->where('category_id', '=', $categoryId)
+                ->value('name');
+        }
+
         $products = $this->queryBuilder->newQuery()
             ->select([
                 'products.product_id' => 'product_id',
@@ -54,20 +65,34 @@ class ProductsHandler
                         ->where('product_description.language_id', '=', $languageId);
                 }
             )
+            ->when($categoryId !== 0, function (Builder $query) use ($categoryId) {
+                $query->join(
+                    db_table('product_to_category') . ' AS product_to_category',
+                    function (JoinClause $join) use ($categoryId) {
+                        $join->on('product_to_category.product_id', '=', 'products.product_id')
+                            ->where('product_to_category.category_id', '=', $categoryId);
+                    }
+                );
+            })
             ->forPage($page, $perPage)
             ->orderBy('date_added', 'DESC')
             ->get();
 
         $productIds = Arr::pluck($products, 'product_id');
-        $productsImages = $this->queryBuilder->newQuery()
-            ->select([
-                'products_images.product_id' => 'product_id',
-                'products_images.image' => 'image',
-            ])
-            ->from(db_table('product_image'), 'products_images')
-            ->orderBy('products_images.sort_order', 'ASC')
-            ->whereIn('product_id', $productIds)
-            ->get();
+        $productsImages = [];
+
+        if ($productIds) {
+            $productsImages = $this->queryBuilder->newQuery()
+                ->select([
+                    'products_images.product_id' => 'product_id',
+                    'products_images.image' => 'image',
+                ])
+                ->from(db_table('product_image'), 'products_images')
+                ->orderBy('products_images.sort_order', 'ASC')
+                ->whereIn('product_id', $productIds)
+                ->get();
+        }
+
 
         /** @var Closure $resize */
         $resize = Application::getInstance()->get('image_resize');
@@ -103,7 +128,7 @@ class ProductsHandler
                     $this->settings->get('oc_currency'),
                 );
 
-                if (! empty($productsImagesMap[$product['product_id']])) {
+                if (!empty($productsImagesMap[$product['product_id']])) {
                     $allImages = array_merge($allImages, $productsImagesMap[$product['product_id']]);
                 }
 
@@ -115,12 +140,16 @@ class ProductsHandler
                     'images' => $allImages,
                 ];
             }, $products),
+
+            'meta' => [
+                'currentCategoryName' => $categoryName,
+            ]
         ]);
     }
 
     public function show(Request $request): JsonResponse
     {
-        $productId = (int) $request->get('id');
+        $productId = (int)$request->get('id');
         $languageId = 1;
         $imageWidth = 500;
         $imageHeight = 500;

module/oc_telegram_shop/upload/oc_telegram_shop/src/routes.php

@@ -1,5 +1,6 @@
 <?php
 
+use App\Handlers\CategoriesHandler;
 use App\Handlers\HelloWorldHandler;
 use App\Handlers\OrderCreateHandler;
 use App\Handlers\ProductsHandler;
@@ -8,4 +9,6 @@ return [
     'products' => [ProductsHandler::class, 'handle'],
     'product_show' => [ProductsHandler::class, 'show'],
     'order_create' => [OrderCreateHandler::class, 'handle'],
+
+    'categoriesList' => [CategoriesHandler::class, 'index'],
 ];