Added the UpdateCouponUsage listener

Changelog.md

@@ -28,7 +28,8 @@
     - `CouponAdded` (to checkout)
     - `CouponRemoved` (from checkout)
     - `CouponUtilized` (after a successful checkout converted to an order)
-
+- Added a listener to update coupon and promo usage after a `CouponUtilized` event (Foundation)
+- Added a promotion calculation listener (on CouponAdded and CouponRemoved events)
 
 ## 4.1.0
 ##### 2024-07-11

src/Foundation/Listeners/UpdateCouponUsage.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace Vanilo\Foundation\Listeners;
+
+use Illuminate\Support\Facades\DB;
+use Vanilo\Checkout\Contracts\CouponEvent;
+use Vanilo\Promotion\Models\CouponProxy;
+
+class UpdateCouponUsage
+{
+    public function handle(CouponEvent $event): void
+    {
+        if (null !== $coupon = CouponProxy::findByCode($event->getCouponCode())) {
+            DB::transaction(function () use ($coupon) {
+                $coupon->usage_count += 1;
+                $promotion = $coupon->getPromotion();
+                $promotion->usage_count += 1;
+                $coupon->save();
+                $promotion->save();
+            });
+        }
+    }
+}

src/Foundation/Providers/EventServiceProvider.php

@@ -20,12 +20,14 @@
 use Vanilo\Checkout\Events\BillpayerChanged;
 use Vanilo\Checkout\Events\CouponAdded;
 use Vanilo\Checkout\Events\CouponRemoved;
+use Vanilo\Checkout\Events\CouponUtilized;
 use Vanilo\Checkout\Events\ShippingAddressChanged;
 use Vanilo\Checkout\Events\ShippingMethodSelected;
 use Vanilo\Foundation\Listeners\CalculatePromotions;
 use Vanilo\Foundation\Listeners\CalculateShippingFees;
 use Vanilo\Foundation\Listeners\CalculateTaxes;
 use Vanilo\Foundation\Listeners\DeleteCartAdjustments;
+use Vanilo\Foundation\Listeners\UpdateCouponUsage;
 use Vanilo\Foundation\Listeners\UpdateSalesFigures;
 use Vanilo\Order\Events\OrderWasCreated;
 
@@ -57,6 +59,9 @@ class EventServiceProvider extends ServiceProvider
         ],
         CouponRemoved::class => [
             CalculatePromotions::class,
+        ],
+        CouponUtilized::class => [
+            UpdateCouponUsage::class,
         ]
     ];
 }