function __loadOrdersSummary()
 {
     if (!$this->search_completed or empty($this->orders_ids)) {
         return;
     }
     //                        :
     //                                                               ,
     //               main_store_currency                            .
     //                               main_store_currency,
     //           .
     //                                 main_store_currency.
     global $application;
     $co_tables = modApiStaticFunc('Checkout', 'getTables');
     $orders_table = $co_tables['orders']['columns'];
     $order_prices_table = $co_tables['order_prices']['columns'];
     $query = new DB_Select();
     $query->addSelectTable('orders');
     $query->addSelectField($order_prices_table['order_total'], 'order_total');
     $query->addSelectField($orders_table['payment_status_id'], 'payment_status_id');
     $query->addSelectField($order_prices_table['currency_code'], 'currency_code');
     $query->WhereValue($order_prices_table['currency_type'], DB_EQ, CURRENCY_TYPE_MAIN_STORE_CURRENCY);
     $query->WhereAnd();
     $query->Where($orders_table['id'], DB_IN, "('" . implode("','", $this->orders_ids) . "')");
     $query->addLeftJoin('order_prices', $orders_table['id'], DB_EQ, $order_prices_table['order_id']);
     $rows = $application->db->getDB_Result($query);
     $amount = 0.0;
     $fully_paid_amount = 0.0;
     $main_store_currency = modApiFunc("Localization", "getCurrencyCodeById", modApiFunc("Localization", "getMainStoreCurrency"));
     foreach ($rows as $order_info) {
         $order_main_currency = $order_info['currency_code'];
         $order_total = $order_info['order_total'];
         if ($order_main_currency != $main_store_currency) {
             $order_total = modApiFunc('Currency_Converter', 'convert', $order_total, $order_main_currency, $main_store_currency);
         }
         $amount += $order_total;
         if ($order_info['payment_status_id'] == ORDER_PAYMENT_STATUS_FULLY_PAID) {
             $fully_paid_amount += $order_total;
         }
     }
     $query = new DB_Select();
     $query->addSelectTable('orders');
     $query->addSelectField($query->fMax($orders_table['date']), 'max_date');
     $query->addSelectField($query->fMin($orders_table['date']), 'min_date');
     $query->Where($orders_table['id'], DB_IN, "('" . implode("','", $this->orders_ids) . "')");
     $res = $application->db->getDB_Result($query);
     $this->orders_summary = array('amount' => $amount, 'max_date' => $res[0]['max_date'], 'min_date' => $res[0]['min_date'], 'fully_paid_amount' => $fully_paid_amount);
 }