/** Coupon discounts implementation. */
protected static function byCoupons(&$order, $contact, $apply)
{
$currency = isset($order['currency']) ? $order['currency'] : wa('shop')->getConfig()->getCurrency(false);
$checkout_data = wa('shop')->getStorage()->read('shop/checkout');
if (empty($checkout_data['coupon_code'])) {
return 0;
// !!! Will this fail when recalculating existing order?
}
$cm = new shopCouponModel();
$coupon = $cm->getByField('code', $checkout_data['coupon_code']);
if (!$coupon || !shopCouponsAction::isEnabled($coupon)) {
return 0;
}
switch ($coupon['type']) {
case '$FS':
$order['shipping'] = 0;
$result = 0;
break;
case '%':
$result = max(0.0, min(100.0, (double) $coupon['value'])) * $order['total'] / 100.0;
break;
default:
// Flat value in currency
$result = max(0.0, (double) $coupon['value']);
if ($currency != $coupon['type']) {
$crm = new shopCurrencyModel();
$result = (double) $crm->convert($result, $coupon['type'], $currency);
}
break;
}
if ($apply) {
$cm->useOne($coupon['id']);
if (empty($order['params'])) {
$order['params'] = array();
}
$order['params']['coupon_id'] = $coupon['id'];
$order['params']['coupon_discount'] = $result;
}
return $result;
}
public function execute()
{
$id = waRequest::request('id', 0, 'int');
$coupm = new shopCouponModel();
$coupon = $coupm->getById($id);
if ($coupon) {
$coupon['value'] = (double) $coupon['value'];
if (waRequest::request('delete')) {
$coupm->delete($id);
exit;
}
} else {
if ($id) {
throw new waException('Coupon not found.', 404);
} else {
// show form to create new coupon
$coupon = $coupm->getEmptyRow();
$coupon['code'] = self::generateCode();
}
}
//
// Process POST data
//
$duplicate_code_error = null;
if (waRequest::post()) {
$post_coupon = waRequest::post('coupon');
if (is_array($post_coupon)) {
$post_coupon = array_intersect_key($post_coupon, $coupon) + array('code' => '', 'type' => '%');
if (empty($post_coupon['limit'])) {
$post_coupon['limit'] = null;
}
if (!empty($post_coupon['value'])) {
$post_coupon['value'] = (double) str_replace(',', '.', $post_coupon['value']);
}
if (empty($post_coupon['code'])) {
throw new waException('Bad parameters', 500);
// rely on JS validation
}
if (!empty($post_coupon['expire_datetime']) && strlen($post_coupon['expire_datetime']) == 10) {
$post_coupon['expire_datetime'] .= ' 23:59:59';
}
if ($post_coupon['type'] == '%') {
$post_coupon['value'] = min(max($post_coupon['value'], 0), 100);
}
if ($id) {
$coupm->updateById($id, $post_coupon);
echo '<script>window.location.hash = "#/coupons/' . $id . '";$.orders.dispatch();</script>';
exit;
} else {
$post_coupon['create_contact_id'] = wa()->getUser()->getId();
$post_coupon['create_datetime'] = date('Y-m-d H:i:s');
try {
$id = $coupm->insert($post_coupon);
echo '<script>' . 'var counter = $("#s-coupons .count");' . 'var cnt = parseInt(counter.text(), 10) || 0;' . 'counter.text(cnt + 1);' . 'window.location.hash = "#/coupons/' . $id . '";' . '</script>';
exit;
} catch (waDbException $e) {
// Duplicate code. Show error in form.
$coupon = $post_coupon + $coupon;
$duplicate_code_error = true;
}
}
}
}
// Coupon types
$curm = new shopCurrencyModel();
$currencies = $curm->getAll('code');
$types = self::getTypes($currencies);
// Orders this coupon was used for
$orders = array();
$overall_discount = 0;
$overall_discount_formatted = '';
if ($coupon['id']) {
$om = new shopOrderModel();
$cm = new shopCurrencyModel();
$orders = $om->getByCoupon($coupon['id']);
shopHelper::workupOrders($orders);
foreach ($orders as &$o) {
$discount = ifset($o['params']['coupon_discount'], 0);
$o['coupon_discount_formatted'] = waCurrency::format('%{s}', $discount, $o['currency']);
if ($discount) {
$overall_discount += $cm->convert($discount, $o['currency'], $cm->getPrimaryCurrency());
$o['coupon_discount_percent'] = round($discount * 100.0 / ($discount + $o['total']), 1);
} else {
$o['coupon_discount_percent'] = 0;
}
}
unset($o);
$overall_discount_formatted = waCurrency::format('%{s}', $overall_discount, $cm->getPrimaryCurrency());
}
$this->view->assign('types', $types);
$this->view->assign('orders', $orders);
$this->view->assign('coupon', $coupon);
$this->view->assign('duplicate_code_error', $duplicate_code_error);
$this->view->assign('overall_discount', $overall_discount);
$this->view->assign('overall_discount_formatted', $overall_discount_formatted);
$this->view->assign('formatted_value', shopCouponsAction::formatValue($coupon, $currencies));
$this->view->assign('is_enabled', shopCouponsAction::isEnabled($coupon));
}