add transaction completed event

src/Events/TransactionCompleted.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace Cone\Bazar\Events;
+
+use Cone\Bazar\Models\Transaction;
+use Illuminate\Foundation\Events\Dispatchable;
+
+class TransactionCompleted
+{
+    use Dispatchable;
+
+    /**
+     * The transaction instance.
+     */
+    public Transaction $transaction;
+
+    /**
+     * Create a new event instance.
+     */
+    public function __construct(Transaction $transaction)
+    {
+        $this->transaction = $transaction;
+    }
+}

src/Models/Transaction.php

@@ -3,6 +3,7 @@
 namespace Cone\Bazar\Models;
 
 use Cone\Bazar\Database\Factories\TransactionFactory;
+use Cone\Bazar\Events\TransactionCompleted;
 use Cone\Bazar\Interfaces\Models\Transaction as Contract;
 use Cone\Bazar\Support\Facades\Gateway;
 use Cone\Root\Traits\InteractsWithProxy;
@@ -153,6 +154,8 @@ public function markAsCompleted(?DateTimeInterface $date = null): void
 
         if ($this->pending() || $this->completed_at->notEqualTo($date)) {
             $this->setAttribute('completed_at', $date)->save();
+
+            TransactionCompleted::dispatch($this);
         }
     }