feat: Implement cached product listing using cursor pagination and invalidate cache upon product model saves.

Author: Level237

app/Http/Controllers/Product/ProductListController.php

@@ -7,6 +7,7 @@
 use App\Models\Product;
 use Illuminate\Http\Request;
 use Illuminate\Database\Eloquent\Builder;
+use Illuminate\Support\Facades\Cache;
 use Illuminate\Support\Facades\Log;
 
 class ProductListController extends Controller
@@ -148,7 +149,14 @@ public function allProducts(Request $request)
             }
         }
 
-        $products = $query->paginate(6);
+        $cursor = $request->query('cursor', 'default');
+
+        $cacheKey = "products_list_v1_" . $cursor;
+
+        $products = Cache::remember($cacheKey, now()->addMinutes(10), function () use ($query) {
+            return $query->cursorPaginate(20);
+        });
+
 
         return ProductResource::collection($products);
     }

app/Models/Product.php

@@ -19,6 +19,7 @@
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Relations\BelongsToMany;
+use Illuminate\Support\Facades\Cache;
 
 class Product extends Model
 {
@@ -142,6 +143,14 @@ public function getVariations()
         });
     }
 
+    protected static function booted()
+    {
+        static::saved(function ($product) {
+
+            Cache::flush();
+        });
+    }
+
     public function wholesalePrices()
     {
         return $this->morphMany(WholeSalePrice::class, 'priceable');