zarinpal payment

src/modules/payment/services/payments.service.ts

@@ -122,7 +122,7 @@ export class PaymentService {
         gateway: null,
         order,
         status: PaymentStatusEnum.Paid,
-        paidAt: new Date()
+        paidAt: new Date(),
       });
       // 3. Create Credit transaction record
       const newCreditTransaction = this.creditRepository.create({
@@ -130,7 +130,7 @@ export class PaymentService {
         amount,
         type: CreditTransactionType.WITHDRAW,
         balance: newBalance,
-        orderId: order.id
+        orderId: order.id,
       });
 
       em.persist([payment, newCreditTransaction]);
@@ -148,21 +148,19 @@ export class PaymentService {
 
     const gateway = this.gatewayManager.get(requestedGateway!);
 
-    const payment = this.paymentRepository.create({
-      order,
-      amount,
-      method: PaymentMethodEnum.Online,
-      status: PaymentStatusEnum.Pending
-    })
-
     const { token, paymentUrl } = await gateway.requestPayment({
       amount: ctx.amount,
       orderId: ctx.order.id,
     });
 
-    payment.gateway = requestedGateway;
-    payment.token = token;
-    payment.status = PaymentStatusEnum.Pending;
+    const payment = this.paymentRepository.create({
+      order,
+      amount,
+      method: PaymentMethodEnum.Online,
+      status: PaymentStatusEnum.Pending,
+      gateway: requestedGateway,
+      token,
+    })
 
     await this.em.persistAndFlush(payment);
 
@@ -211,6 +209,7 @@ export class PaymentService {
       // TODO : use decimal js
       // does need persist or not
       payment.order.paidAmount += payment.amount
+      payment.order.balance -= payment.amount
 
       await em.flush();
       return payment;
@@ -248,6 +247,7 @@ export class PaymentService {
 
       // TODO : use decimal js
       payment.order.paidAmount += payment.amount
+      payment.order.balance -= payment.amount
 
       em.persist(payment);
       em.persist(payment.order);