update email template

app/Jobs/Payment/GetTransactionPayment.php

@@ -57,15 +57,15 @@ class GetTransactionPayment implements ShouldQueue
                 foreach ($history as $item) {
                     if (empty($item->tracingType) && str_contains($item['description'], $this->message)) {
                         $transaction = str_replace("\\BNK", "", $item['refNo']);
-                        $transCheck = Transaction::where('trans', $transaction)->first();
-                        if (!$transCheck) {
-                            Transaction::create(
-                                [
-                                    'trans' => $transaction,
-                                    'amount' => (int)$item['creditAmount'] ,
-                                    'customer_id' => $this->user
-                                ]
-                            );
+
+                        // firstOrCreate is atomic against the unique(customer_id, trans, type) index —
+                        // a duplicate bank-statement poll (job retried, matched twice) cannot credit twice.
+                        $created = Transaction::firstOrCreate(
+                            ['trans' => $transaction, 'customer_id' => $this->user],
+                            ['amount' => (int) $item['creditAmount']]
+                        );
+
+                        if ($created->wasRecentlyCreated) {
                             Customer::find($this->user)->increment('credit', (int)$item['creditAmount']);
                             Customer::find($this->user)->increment('total', (int)$item['creditAmount']);