redirect after online payment

src/modules/payment/controllers/payment.controller.ts

@@ -4,7 +4,9 @@ import {
   UseGuards,
   Query,
   Delete,
+  Res,
 } from '@nestjs/common';
+import type { Response } from 'express';
 import { PaymentService } from '../services/payments.service';
 import {
   ApiTags,
@@ -38,8 +40,18 @@ export class PaymentController {
 
   @Get('public/payments/online/:token/verify')
   @ApiOperation({ summary: 'Verify online payment' })
-  verifyOnlinePayment(@Param('token') token: string) {
-    return this.paymentService.verifyOnlinePayment(token);
+  async verifyOnlinePayment(
+    @Param('token') token: string,
+    @Res() res: Response,
+  ) {
+    try {
+      const payment = await this.paymentService.verifyOnlinePayment(token);
+      const redirectUrl = this.paymentService.getRedirectUrlAfterVerify(payment);
+      return res.redirect(302, redirectUrl);
+    } catch {
+      const redirectUrl = this.paymentService.getRedirectUrlAfterVerifyToFailed();
+      return res.redirect(302, redirectUrl);
+    }
   }
 
 

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

@@ -19,12 +19,17 @@ import { Admin } from 'src/modules/admin/entities/admin.entity';
 import { AdminRepository } from 'src/modules/admin/repositories/admin.repository';
 import { CreditTransaction } from 'src/modules/user/entities/credit-transaction.entity';
 import { InvoiceService } from 'src/modules/invoice/invoice.service';
+import { ConfigService } from '@nestjs/config';
 
 
 
 @Injectable()
 export class PaymentService {
   private readonly logger = new Logger(PaymentService.name);
+  private readonly frontUrl: string;
+
+  private readonly paymentSuccessPath = 'invoice/payment/success';
+  private readonly paymentFailedPath = 'invoice/payment/failed';
 
   constructor(
     private readonly em: EntityManager,
@@ -35,7 +40,10 @@ export class PaymentService {
     private readonly creditRepository: CreditRepository,
     private readonly adminRepository: AdminRepository,
     private readonly invoiceService: InvoiceService,
-  ) { }
+    private readonly configService: ConfigService,
+  ) { 
+    this.frontUrl = this.configService.getOrThrow<string>('FRONT_URL') || 'https://negareh-console.dev.danakcorp.com/'
+  }
 
   async payInvoice(invoiceId: string, dto: PayOrderDto, adminId?: string): Promise<{ paymentUrl: string | null }> {
 
@@ -231,6 +239,27 @@ export class PaymentService {
     return payment;
   }
 
+  /**
+   * Returns the frontend URL to redirect the user after online payment verification.
+   * Success: /payment/success?invoiceId=...
+   * Failed:  /payment/failed?invoiceId=...
+   */
+  getRedirectUrlAfterVerify(payment: Payment): string {
+    const base = this.frontUrl.replace(/\/$/, '');
+    const invoiceId = payment.invoice?.id ?? '';
+    const path =
+      payment.status === PaymentStatusEnum.Paid
+        ? this.paymentSuccessPath
+        : this.paymentFailedPath;
+    return `${base}${path}?invoiceId=${encodeURIComponent(invoiceId)}`;
+  }
+
+  /** Redirect URL when verification fails without a payment (e.g. invalid token). */
+  getRedirectUrlAfterVerifyToFailed(): string {
+    const base = this.frontUrl.replace(/\/$/, '');
+    return `${base}${this.paymentFailedPath}`;
+  }
+
   findAll(dto: FindPaymentsDto) {
     return this.paymentRepository.findAllPaginated(dto)
   }