Enhance allProducts method in ProductListController to support category filtering

This commit adds functionality to the allProducts method, allowing products to be filtered by category. It ensures that the category IDs are processed correctly, accommodating both single and multiple category selections. This improvement enhances the product listing experience by enabling users to view products based on their selected categories.

Author: Level237

app/Http/Controllers/Product/ProductListController.php

@@ -62,6 +62,17 @@ public function allProducts(Request $request){
         });
     }
 
+    if ($request->has('category_id')) {
+        $categoryIds = $request->input('category_id');
+        // S'assurer que $categoryIds est un tableau pour éviter des erreurs
+        if (!is_array($categoryIds)) {
+            $categoryIds = [$categoryIds];
+        }
+        
+        $query->whereHas('categories', function (Builder $categoryQuery) use ($categoryIds) {
+            $categoryQuery->whereIn('id', $categoryIds);
+        });
+    }
 
         $products = $query->paginate(6);