make eager loading on orders page and reduce db queries in cart model by updating current items

app/Cart.php

@@ -67,9 +67,20 @@ class Cart /*extends Model*/
 
     public function updateCurrentItems()
     {
+//        foreach ($this->items as $id => $item) {
+//            $this->items[$id]['item'] = Product::where('id', $id)->first();
+//        }
+// TODO ask if this is good solution for perfromance improvement
+        $productsIdArr = [];
         foreach ($this->items as $id => $item) {
-            $this->items[$id]['item'] = Product::where('id', $id)->first();
+            $productsIdArr[] = $id;
         }
+        $products = Product::whereIn('id', $productsIdArr)->get();
+
+        foreach ($products as $product) {
+            $this->items[$product->id]['item'] = $product;
+        }
+
         $this->updateTotalPrice();
     }
 }

app/Http/Controllers/ProfileController.php

@@ -14,7 +14,11 @@ class ProfileController extends Controller
 
     public function showOrders()
     {
-        $orders = Auth::user()->orders()->orderBy('id', 'desc')->paginate(10);
+        $orders = Auth::user()->orders()
+                                ->with('products') // TODO ask if this is correct use
+                                ->orderBy('id', 'desc')
+                                ->paginate(10);
+
         return view('profile.orders', compact('orders'));
     }
 

app/Providers/AppServiceProvider.php

@@ -23,6 +23,18 @@ class AppServiceProvider extends ServiceProvider
      */
     public function boot()
     {
-        //
+//        \Event::listen('Illuminate\Database\Events\QueryExecuted', function ($query) {
+////            dump($query->sql);
+////            dump($query->bindings);
+////            dump($query->time);
+//        });
+
+//        \DB::listen(function($query) {
+//            \Log::info(
+////                $query->sql,
+////                $query->bindings,
+//                $query->time
+//            );
+//        });
     }
 }

resources/views/profile/orders.blade.php

@@ -23,7 +23,6 @@
                         @foreach($order->products as $product)
                             <li class="list-group-item order-item">
                                 <a href="{{ route('product.show', $product->product_id) }}"
-{{--                                   href="{{ $product->product->path() }}" TODO ask if this is good for performance, to get product from eloquent relation --}}
                                 >{{ $product->ordered_reference }}</a>
                                 <div class="d-flex">
                                     <div>{{ $product->ordered_price }} EUR</div>