public function special_discount($data, $chk = false)
{
$redshopMail = new redshopMail();
$orderdata = $this->getTable('order_detail');
$orderdata->load($this->_id);
$order_functions = new order_functions();
$OrderItems = $order_functions->getOrderItemDetail($this->_id);
if (!$orderdata->special_discount) {
$orderdata->special_discount = 0;
}
if (!$orderdata->special_discount_amount) {
$orderdata->special_discount_amount = 0;
}
if ($data['special_discount'] == $orderdata->special_discount && $chk != true) {
return false;
}
$special_discount = $data['special_discount'];
$subtotal = 0;
$subtotal_excl_vat = 0;
for ($i = 0; $i < count($OrderItems); $i++) {
if ($order_item_id != $OrderItems[$i]->order_item_id) {
$subtotal_excl_vat = $subtotal_excl_vat + $OrderItems[$i]->product_item_price_excl_vat * $OrderItems[$i]->product_quantity;
$subtotal = $subtotal + $OrderItems[$i]->product_item_price * $OrderItems[$i]->product_quantity;
}
}
$discount_price = $subtotal * $special_discount / 100;
$orderdata->special_discount = $special_discount;
$orderdata->special_discount_amount = $discount_price;
$order_total = $subtotal + $orderdata->order_shipping - $discount_price - $orderdata->order_discount;
$orderdata->order_total = $order_total;
$orderdata->mdate = time();
if (!$orderdata->store()) {
return false;
}
if (ECONOMIC_INTEGRATION == 1) {
$economic = new economic();
$invoiceHandle = $economic->renewInvoiceInEconomic($orderdata);
}
// Send mail from template
$redshopMail->sendOrderSpecialDiscountMail($this->_id);
return true;
}
