PHP StockService::addItemsToStock示例

 public function processItemExpenseForm($data)
 {
     $this->db->trans_begin();
     try {
         $itemService = new ItemService();
         if ($data['newItem'] == 1) {
             $data['itemId'] = $itemService->saveItem($data);
         }
         if ($data['supplier']) {
             $supplierService = new SupplierService();
             $data['supplierId'] = $supplierService->saveOrUpdate($data);
         }
         $stockService = new StockService();
         $stockService->addItemsToStock($data['itemId'], $data['quantity']);
         $itemExpenseService = new ItemExpenseService();
         $itemExpenseService->saveItemExpense($data);
         $itemService->updateSuggestedSellingPrice($data['itemId'], $data['price']);
     } catch (Exception $e) {
         $this->db->trans_rollback();
         throw new Exception($e->getMessage());
     }
     $this->db->trans_commit();
 }