add document method

gistfile1.txt

public function addDocument($data = array()) {    
     
     $user_id            = $this->user->getId();
     $user_selected_date = call_function($this->language->get('function_jtg'), $this->db->escape($data['user_selected_date']));
     $document_note      = strip_tags(trim($data['document_note']));

     $this->db->query("INSERT INTO `" . DB_PREFIX . "finance_document` SET `user_id` = '" . $this->db->escape($user_id) . "', `user_selected_date` = '" . $this->db->escape($user_selected_date) . "', `document_note` = '" . $this->db->escape($document_note) . "'");

     $document_id = $this->db->getLastId();

     $values = [];
     foreach ($data['document_items'] as $item) {

         // عدد مثبت بستانکار
         // عدد منفی بدهکار
         $value = 0;

         if (empty($item['debtor'])) {
             $value = $item['creditor'];
         } else { 
             $value = $item['debtor'] * (-1);
         }

         $item_note = strip_tags(trim($item['item_note']));

         $values[] = "('" . $document_id . "', '" . $this->db->escape($item['contact_id']) . "', '" . $this->db->escape($value) . "', '" . $this->db->escape($item_note) . "')";
     }
     
     if (!empty($values)) {
         $sql = "INSERT INTO `" . DB_PREFIX . "finance_document_item` (`document_id`, `contact_id`, `value`, `item_note`) VALUES " . implode(", ", $values);
         $this->db->query($sql);
     }
}