add product sell discount js changes

frontend/views/product/sale.php

@@ -8,6 +8,7 @@ use frontend\assets\ProductSellAsset;
 use yii\helpers\Url;
 use yii\bootstrap\ActiveForm;
 use yii\helpers\ArrayHelper;
+use common\models\Discount;
 
 /* @var $this yii\web\View */
 /* @var $form yii\bootstrap\ActiveForm */
@@ -20,6 +21,8 @@ $options = [];
 $options['lookup_product_url'] = Url::toRoute(['product/lookup']);
 $options['clear_list_url'] = Url::toRoute(['product/clear-list']);
 $options['sold_items'] = $userTransfers;
+$options['discounts'] = Discount::modelsToArray($discounts);
+
 
 
 $this->registerJs ( 'new ProductSell( '. json_encode($options).');' );