feat(billing): renewals, coupons, VAT numbering, billing cycles and invoice payment tracking

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

app/Observers/OrderObserver.php

@@ -2,8 +2,10 @@
 
 namespace App\Observers;
 
+use App\Enums\Order\OrderStatus;
 use App\Models\Order;
 use App\Repositories\Log\LogRepositoryInterface;
+use App\Services\Coupon\CouponService;
 
 class OrderObserver
 {
@@ -31,6 +33,8 @@ class OrderObserver
      */
     public function updated(Order $order): void
     {
+        $this->syncCouponRedemption($order);
+
         if ($order->getDirty()) {
             foreach ($order->getDirty() as $attribute => $value) { {
                     if ($attribute !== 'updated_at') {
@@ -53,6 +57,10 @@ class OrderObserver
      */
     public function deleted(Order $order): void
     {
+        if ($order->coupon_id) {
+            app(CouponService::class)->setReleased($order, true);
+        }
+
         $this->logRepository->create([
             'agent' => request()->userAgent(),
             'client_ip' => request()->getClientIp(),
@@ -77,4 +85,13 @@ class OrderObserver
     {
         //
     }
+
+    private function syncCouponRedemption(Order $order): void
+    {
+        if (! $order->coupon_id || ! $order->wasChanged('status')) {
+            return;
+        }
+
+        app(CouponService::class)->setReleased($order, (int) $order->status === OrderStatus::CANCELLED->value);
+    }
 }