/**
  * @param $purchase_id
  * @return array
  */
 public static function getOrdersCollectionsByPurchaseIdAndByUserId($purchase_id, $user_id)
 {
     $orders = \DB::table(\App\Basket::TABLE_PRODUCTS_IN_BASKETS)->select('*')->where('user_id', '=', $user_id)->where('purchase_id', '=', $purchase_id)->get();
     $user = \App\User::find($user_id);
     \App\Helpers\Assistant::assertModel($user);
     $orders_models = $user->orders()->where('purchase_id', '=', $purchase_id)->get();
     if (!$orders_models->count()) {
         return [];
     }
     $orders_collections_arr = [];
     foreach ($orders_models as $order_model) {
         $order_collection = new \stdClass();
         $order_collection->order_id = $order_model->id;
         $order_collection->amount = $order_model->amount;
         $order_collection->purchase_id = $order_model->purchase_id;
         $order_collection->product_id = $order_model->product_id;
         $order_collection->product_in_purchase_id = $order_model->product_in_purchase_id;
         $product_in_purchase_model = \App\Models\ProductInPurchaseModel::find($order_model->product_in_purchase_id);
         \App\Helpers\Assistant::assertModel($product_in_purchase_model);
         $current_max_price = $product_in_purchase_model->getMaxPrice();
         $order_collection->product_price = $current_max_price;
         $order_collection->total_price = number_format(\App\Helpers\OrdersHelper::getTotalPrice($current_max_price, $order_model->amount), 2);
         $order_collection->product_name = $product_in_purchase_model->product->name;
         $order_collection->product_alias = $product_in_purchase_model->alias();
         $orders_collections_arr[] = $order_collection;
     }
     return $orders_collections_arr;
 }
 public static function create(array $attributes)
 {
     $purchase_id = array_get($attributes, 'purchase_id');
     $product_id = array_get($attributes, 'product_id');
     if (!$purchase_id or !$product_id) {
         return null;
     }
     $first = \App\Models\ProductInPurchaseModel::where('purchase_id', '=', $purchase_id)->where('product_id', '=', $product_id)->first();
     if ($first) {
         return null;
     }
     return parent::create($attributes);
 }
 /**
  * Добавление указанных продуктов в закупку
  * @throws \Exception
  */
 public function postAddProducts()
 {
     $purchase_id = \Input::get('purchase_id');
     $purchase_model = $this->user->purchases()->find($purchase_id);
     \App\Helpers\Assistant::assertModel($purchase_model);
     $products_ids_arr = \Input::get('products_ids_arr', []);
     if (empty($products_ids_arr)) {
         return ['success' => false, 'message' => 'Список продуктов пуст'];
     }
     $products_models = $this->user->products()->whereIn('id', $products_ids_arr)->get();
     if (!$products_models->count()) {
         return ['success' => false, 'message' => 'Продукты не найдены'];
     }
     foreach ($products_models as $product_model) {
         $product_full_data = $product_model->getFullData();
         \App\Models\ProductInPurchaseModel::create(['purchase_id' => $purchase_id, 'product_id' => $product_model->id]);
     }
     return ['success' => true];
 }
                            <div id="collapseOne-{{ $purchase_model->id }}" class="panel-collapse collapse" role="tabpanel" aria-labelledby="headingOne-{{ $purchase_model->id }}" aria-expanded="true" style="height: 0px;">
                                <div class="panel-body">
                                    <table class="table">
                                        <thead>
                                        <tr>
                                            <th>Товар</th>
                                            <th>Цена*</th>
                                            <th>Количество</th>
                                            <th>Сумма</th>
                                            <th></th>
                                        </tr>
                                        </thead>
                                        <tbody>
                                        @foreach($orders_models_arr_by_purchases_ids_arr[$purchase_id] as $order_model)
                                        <?php 
$product_in_purchase_model = \App\Models\ProductInPurchaseModel::find($order_model->product_in_purchase_id);
\App\Helpers\Assistant::assertModel($product_in_purchase_model);
$current_max_price = $product_in_purchase_model->getMaxPrice();
?>
                                        <tr id="orderValue-{{ $order_model->id }}">
                                            <td><a href="{{ $product_in_purchase_model->alias() }}">{{ $product_in_purchase_model->product->name }}</a></td>
                                            <td class="product-price">{{ $current_max_price }}</td>
                                            <td><input type="number" style="width: 50px" data-order-id="{{ $order_model->id }}" value="{{ $order_model->amount }}"></td>
                                            <td class="total-price">{{ number_format(\App\Helpers\OrdersHelper::getTotalPrice($current_max_price, $order_model->amount), 2) }}</td>
                                            <td style="text-align: right"><button class="btn btn-xs btn-danger" onclick="destroyOrder({{ $order_model->id }});">удалить</button></td>
                                        </tr>
                                        @endforeach
                                        </tbody>
                                        <tfoot>
                                        <tr>
                                            <td></td>
 public static function getProductsAvailableForSale($limit = 40, $offset = 0)
 {
     $products_in_purchase_models = \App\Models\ProductInPurchaseModel::paginate(30);
     return $products_in_purchase_models;
 }