1 <?php
 2 /**
 3  * @author Krzysztof Gzocha <krzysztof.gzocha@xsolve.pl>
 4  */
 5 namespace Team3\PayU\Order\Autocomplete\Strategy;
 6 
 7 use Team3\PayU\Configuration\ConfigurationInterface;
 8 use Team3\PayU\Order\Model\Money\Money;
 9 use Team3\PayU\Order\Model\Money\MoneyInterface;
10 use Team3\PayU\Order\Model\OrderInterface;
11 use Team3\PayU\Order\Model\Products\ProductCollectionInterface;
12 use Team3\PayU\Order\Model\Products\ProductInterface;
13 
14 class TotalAmountStrategy implements AutocompleteStrategyInterface
15 {
16     /**
17      * @param OrderInterface $order
18      *
19      * @return bool
20      */
21     public function supports(OrderInterface $order)
22     {
23         return 0 == $order->getTotalAmount()->getValue()
24             && 0 < $order->getProductCollection()->count();
25     }
26 
27     /**
28      * @param OrderInterface         $order
29      * @param ConfigurationInterface $configuration
30      */
31     public function autocomplete(
32         OrderInterface $order,
33         ConfigurationInterface $configuration
34     ) {
35         $order->setTotalAmount(
36             $this->getProductsCost(
37                 $order->getProductCollection()
38             )
39         );
40     }
41 
42     /**
43      * @param ProductCollectionInterface $productCollection
44      *
45      * @return MoneyInterface
46      */
47     private function getProductsCost(
48         ProductCollectionInterface $productCollection
49     ) {
50         $totalAmount = new Money(0);
51 
52         /** @var ProductInterface $product */
53         foreach ($productCollection as $product) {
54             // $totalAmount += $unitPrice * $quantity
55             $totalAmount = $totalAmount->add(
56                 $product->getUnitPrice()->multiply(
57                     $product->getQuantity()
58                 )
59             );
60         }
61 
62         return $totalAmount;
63     }
64 }
65 

PayU integration by Krzysztof Gzocha API documentation generated by ApiGen