public function applyDiscount(OrderableInterface $order)
{
$customer = $order->getCustomer();
if (!$customer->getLoyaltyCardNumber()) {
throw $this->createCouponException('Coupon is reserved to loyal customers.');
}
return $this->coupon->applyDiscount($order);
}
public function applyDiscount(OrderableInterface $order)
{
$customer = $order->getCustomer();
if ($customer->hasPastOrders()) {
throw $this->createCouponException('Customer already has past orders.');
}
return $this->coupon->applyDiscount($order);
}
public function applyDiscount(OrderableInterface $order)
{
$amount = $order->getTotalAmount();
if ($amount->lessThan($this->minimumAmount)) {
throw $this->createCouponException(sprintf('Coupon requires a minimum amount of %u.', $this->minimumAmount->getAmount()));
}
return $this->coupon->applyDiscount($order);
}
public function applyDiscount(OrderableInterface $order)
{
$quantity = $order->getQuantity();
if ($quantity < $this->minimumQuantity) {
throw $this->createCouponException(sprintf('Minimum quantity of %u is required.', $this->minimumQuantity));
}
return $this->coupon->applyDiscount($order);
}
public function applyDiscount(OrderableInterface $order)
{
$amount = $order->getTotalAmount();
return $amount->subtract($amount->multiply($this->rate));
}