Refactored the whole app based on the requirements shared

This commit is contained in:
Stephanos A
2026-05-21 08:48:28 +03:00
parent 2dc3da9e74
commit 51bc906792
84 changed files with 6880 additions and 12659 deletions

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@@ -0,0 +1,270 @@
import { Test, TestingModule } from '@nestjs/testing';
import { INestApplication, ValidationPipe } from '@nestjs/common';
import request from 'supertest';
import { AppModule } from '../../app.module';
import { PrismaService } from '../../common/prisma.service';
describe('Payments E2E', () => {
let app: INestApplication;
let prisma: PrismaService;
let authToken: string;
let bookingId: string;
beforeAll(async () => {
const moduleFixture: TestingModule = await Test.createTestingModule({
imports: [AppModule],
}).compile();
app = moduleFixture.createNestApplication();
app.useGlobalPipes(new ValidationPipe({ transform: true, whitelist: true }));
await app.init();
prisma = app.get<PrismaService>(PrismaService);
// Create test user and authenticate
const testUser = await prisma.user.create({
data: {
email: 'payment-test@example.com',
phone: '+251911111111',
fullName: 'Payment Test User',
passwordHash: '$2b$10$abcdefghijklmnopqrstuvwxyz', // Mock hash
role: 'PASSENGER',
},
});
const passenger = await prisma.passenger.create({
data: {
userId: testUser.id,
},
});
// Create wallet for test user
await prisma.walletAccount.create({
data: {
passengerId: passenger.id,
balanceMinor: 100000, // 1000 ETB
currency: 'ETB',
},
});
// Mock JWT token (in real test, call /auth/login)
authToken = 'mock-jwt-token';
// Create test booking
const station1 = await prisma.station.create({
data: {
code: 'TEST1',
name: 'Test Station 1',
city: 'Test City',
lat: 9.0,
lng: 38.0,
},
});
const station2 = await prisma.station.create({
data: {
code: 'TEST2',
name: 'Test Station 2',
city: 'Test City 2',
lat: 9.5,
lng: 38.5,
},
});
const service = await prisma.trainService.create({
data: {
number: 'TEST-001',
name: 'Test Service',
},
});
const trip = await prisma.trip.create({
data: {
serviceId: service.id,
originStationId: station1.id,
destinationStationId: station2.id,
departureAt: new Date(Date.now() + 86400000),
arrivalAt: new Date(Date.now() + 90000000),
durationMinutes: 60,
},
});
const coach = await prisma.coach.create({
data: {
tripId: trip.id,
label: 'A',
serviceClass: 'ECONOMY_REGULAR',
},
});
const seat = await prisma.seat.create({
data: {
coachId: coach.id,
row: 1,
col: 'A',
label: '1A',
status: 'AVAILABLE',
},
});
const booking = await prisma.booking.create({
data: {
bookingRef: 'TEST-BOOK-001',
passengerId: passenger.id,
tripId: trip.id,
status: 'PENDING_PAYMENT',
totalMinor: 50000, // 500 ETB
currency: 'ETB',
},
});
await prisma.bookingSeat.create({
data: {
bookingId: booking.id,
seatId: seat.id,
passengerName: 'Test Passenger',
},
});
bookingId = booking.id;
});
afterAll(async () => {
await prisma.$transaction([
prisma.bookingSeat.deleteMany(),
prisma.paymentIntent.deleteMany(),
prisma.booking.deleteMany(),
prisma.seat.deleteMany(),
prisma.coach.deleteMany(),
prisma.trip.deleteMany(),
prisma.trainService.deleteMany(),
prisma.station.deleteMany(),
prisma.walletLedgerEntry.deleteMany(),
prisma.walletAccount.deleteMany(),
prisma.passenger.deleteMany(),
prisma.user.deleteMany(),
]);
await app.close();
});
describe('POST /payments/initiate', () => {
it('should initiate wallet payment successfully', async () => {
const response = await request(app.getHttpServer())
.post('/payments/initiate')
.set('Authorization', `Bearer ${authToken}`)
.send({
bookingId,
method: 'WALLET',
})
.expect(201);
expect(response.body.intentId).toBeDefined();
expect(response.body.status).toBe('SUCCEEDED');
});
it('should return 400 for invalid payment method', async () => {
await request(app.getHttpServer())
.post('/payments/initiate')
.set('Authorization', `Bearer ${authToken}`)
.send({
bookingId,
method: 'INVALID_METHOD',
})
.expect(400);
});
it('should return 404 for non-existent booking', async () => {
await request(app.getHttpServer())
.post('/payments/initiate')
.set('Authorization', `Bearer ${authToken}`)
.send({
bookingId: 'non-existent-id',
method: 'WALLET',
})
.expect(404);
});
});
describe('GET /payments/intents/:bookingId', () => {
it('should get payment intent status', async () => {
const response = await request(app.getHttpServer())
.get(`/payments/intents/${bookingId}`)
.set('Authorization', `Bearer ${authToken}`)
.expect(200);
expect(response.body.intentId).toBeDefined();
expect(response.body.status).toBeDefined();
});
it('should return 404 for non-existent intent', async () => {
await request(app.getHttpServer())
.get('/payments/intents/non-existent-booking')
.set('Authorization', `Bearer ${authToken}`)
.expect(404);
});
});
describe('Webhook endpoints', () => {
it('should handle Telebirr webhook', async () => {
await request(app.getHttpServer())
.post('/payments/webhooks/telebirr')
.send({
merch_order_id: 'TEST-ORDER-123',
payment_order_id: 'PAY-123',
trade_status: 'Completed',
sign: 'mock-signature',
})
.expect(200);
});
it('should handle CBE Birr webhook', async () => {
await request(app.getHttpServer())
.post('/payments/webhooks/cbe-birr')
.send({
merchantId: 'TEST-MERCHANT',
merchantOrderId: 'TEST-ORDER-123',
orderId: 'CBE-ORDER-123',
status: 'SUCCESS',
signature: 'mock-signature',
})
.expect(200);
});
it('should handle eBirr webhook', async () => {
await request(app.getHttpServer())
.post('/payments/webhooks/ebirr')
.send({
merchantCode: 'TEST-MERCHANT',
orderNo: 'TEST-ORDER-123',
tradeStatus: 'TRADE_SUCCESS',
timestamp: Date.now(),
sign: 'mock-signature',
})
.expect(200);
});
it('should handle Card webhook', async () => {
await request(app.getHttpServer())
.post('/payments/webhooks/card')
.set('stripe-signature', 'mock-signature')
.send({
id: 'evt_123',
type: 'payment_intent.succeeded',
data: {
object: {
id: 'pi_123',
status: 'succeeded',
amount: 50000,
currency: 'ETB',
metadata: {
merchantOrderId: 'TEST-ORDER-123',
bookingRef: 'TEST-BOOK-001',
},
},
},
created: Math.floor(Date.now() / 1000),
})
.expect(200);
});
});
});

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@@ -5,12 +5,28 @@ import { PaymentsService } from './payments.service';
import { SeatsModule } from '../seats/seats.module';
import { TicketsModule } from '../tickets/tickets.module';
import { TelebirrProvider } from './providers/telebirr.provider';
import { CbeBirrProvider } from './providers/cbe-birr.provider';
import { EBirrProvider } from './providers/ebirr.provider';
import { CardProvider } from './providers/card.provider';
import { WebhooksController } from './webhooks/webhooks.controller';
import { TelebirrWebhookService } from './webhooks/telebirr-webhook.service';
import { CbeBirrWebhookService } from './webhooks/cbe-birr-webhook.service';
import { EBirrWebhookService } from './webhooks/ebirr-webhook.service';
import { CardWebhookService } from './webhooks/card-webhook.service';
@Module({
imports: [SeatsModule, TicketsModule, HttpModule.register({ timeout: 10_000 })],
controllers: [PaymentsController, WebhooksController],
providers: [PaymentsService, TelebirrProvider, TelebirrWebhookService],
providers: [
PaymentsService,
TelebirrProvider,
CbeBirrProvider,
EBirrProvider,
CardProvider,
TelebirrWebhookService,
CbeBirrWebhookService,
EBirrWebhookService,
CardWebhookService,
],
})
export class PaymentsModule {}

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@@ -0,0 +1,328 @@
import { Test, TestingModule } from '@nestjs/testing';
import { PaymentsService } from './payments.service';
import { PrismaService } from '../../common/prisma.service';
import { SeatsService } from '../seats/seats.service';
import { TicketsService } from '../tickets/tickets.service';
import { EventEmitter2 } from '@nestjs/event-emitter';
import { TelebirrProvider } from './providers/telebirr.provider';
import { CbeBirrProvider } from './providers/cbe-birr.provider';
import { EBirrProvider } from './providers/ebirr.provider';
import { CardProvider } from './providers/card.provider';
import { PaymentIntentStatus, PaymentMethodType } from '@prisma/client';
import { BadRequestException, NotFoundException } from '@nestjs/common';
describe('PaymentsService', () => {
let service: PaymentsService;
let prisma: PrismaService;
let seatsService: SeatsService;
let ticketsService: TicketsService;
let eventEmitter: EventEmitter2;
const mockPrisma = {
booking: {
findUnique: jest.fn(),
update: jest.fn(),
},
paymentIntent: {
findUnique: jest.fn(),
findUniqueOrThrow: jest.fn(),
upsert: jest.fn(),
update: jest.fn(),
create: jest.fn(),
},
walletAccount: {
findUnique: jest.fn(),
update: jest.fn(),
},
walletLedgerEntry: {
create: jest.fn(),
},
loyaltyAccount: {
findUnique: jest.fn(),
update: jest.fn(),
},
loyaltyLedgerEntry: {
create: jest.fn(),
},
$transaction: jest.fn((callback) => callback(mockPrisma)),
};
const mockSeatsService = {
confirmSeats: jest.fn(),
releaseSeats: jest.fn(),
};
const mockTicketsService = {
generate: jest.fn(),
};
const mockEventEmitter = {
emit: jest.fn(),
};
const mockTelebirrProvider = {
method: PaymentMethodType.TELEBIRR,
initiate: jest.fn(),
queryStatus: jest.fn(),
};
const mockCbeBirrProvider = {
method: PaymentMethodType.CBE_BIRR,
initiate: jest.fn(),
queryStatus: jest.fn(),
};
const mockEBirrProvider = {
method: PaymentMethodType.EBIRR,
initiate: jest.fn(),
queryStatus: jest.fn(),
};
const mockCardProvider = {
method: PaymentMethodType.CARD,
initiate: jest.fn(),
queryStatus: jest.fn(),
};
beforeEach(async () => {
const module: TestingModule = await Test.createTestingModule({
providers: [
PaymentsService,
{ provide: PrismaService, useValue: mockPrisma },
{ provide: SeatsService, useValue: mockSeatsService },
{ provide: TicketsService, useValue: mockTicketsService },
{ provide: EventEmitter2, useValue: mockEventEmitter },
{ provide: TelebirrProvider, useValue: mockTelebirrProvider },
{ provide: CbeBirrProvider, useValue: mockCbeBirrProvider },
{ provide: EBirrProvider, useValue: mockEBirrProvider },
{ provide: CardProvider, useValue: mockCardProvider },
],
}).compile();
service = module.get<PaymentsService>(PaymentsService);
prisma = module.get<PrismaService>(PrismaService);
seatsService = module.get<SeatsService>(SeatsService);
ticketsService = module.get<TicketsService>(TicketsService);
eventEmitter = module.get<EventEmitter2>(EventEmitter2);
jest.clearAllMocks();
});
describe('initiatePayment', () => {
const mockBooking = {
id: 'booking-1',
bookingRef: 'EDR123456',
passengerId: 'passenger-1',
totalMinor: 50000,
currency: 'ETB',
status: 'PENDING_PAYMENT',
seats: [{ id: 'seat-1', seatId: 'seat-id-1' }],
};
it('should throw NotFoundException if booking not found', async () => {
mockPrisma.booking.findUnique.mockResolvedValue(null);
await expect(
service.initiatePayment({
bookingId: 'invalid',
method: 'TELEBIRR' as any,
}),
).rejects.toThrow(NotFoundException);
});
it('should throw BadRequestException if booking not payable', async () => {
mockPrisma.booking.findUnique.mockResolvedValue({
...mockBooking,
status: 'CONFIRMED',
});
await expect(
service.initiatePayment({
bookingId: 'booking-1',
method: 'TELEBIRR' as any,
}),
).rejects.toThrow(BadRequestException);
});
it('should initiate Telebirr payment successfully', async () => {
mockPrisma.booking.findUnique.mockResolvedValue(mockBooking);
mockPrisma.paymentIntent.findUnique.mockResolvedValue(null);
mockTelebirrProvider.initiate.mockResolvedValue({
providerOrderId: 'TB-ORDER-123',
clientAction: { type: 'REDIRECT', url: 'https://telebirr.com/pay' },
expiresAt: new Date(),
rawInitiation: {},
});
mockPrisma.paymentIntent.upsert.mockResolvedValue({
id: 'intent-1',
status: PaymentIntentStatus.REQUIRES_ACTION,
merchantOrderId: 'MERCH-123',
clientAction: { type: 'REDIRECT', url: 'https://telebirr.com/pay' },
});
const result = await service.initiatePayment({
bookingId: 'booking-1',
method: 'TELEBIRR' as any,
});
expect(result.status).toBe(PaymentIntentStatus.REQUIRES_ACTION);
expect(mockTelebirrProvider.initiate).toHaveBeenCalled();
});
it('should initiate CBE Birr payment successfully', async () => {
mockPrisma.booking.findUnique.mockResolvedValue(mockBooking);
mockPrisma.paymentIntent.findUnique.mockResolvedValue(null);
mockCbeBirrProvider.initiate.mockResolvedValue({
providerOrderId: 'CBE-ORDER-123',
clientAction: { type: 'REDIRECT', url: 'https://cbe.com/pay' },
expiresAt: new Date(),
rawInitiation: {},
});
mockPrisma.paymentIntent.upsert.mockResolvedValue({
id: 'intent-1',
status: PaymentIntentStatus.REQUIRES_ACTION,
merchantOrderId: 'MERCH-123',
clientAction: { type: 'REDIRECT', url: 'https://cbe.com/pay' },
});
const result = await service.initiatePayment({
bookingId: 'booking-1',
method: 'CBE_BIRR' as any,
});
expect(result.status).toBe(PaymentIntentStatus.REQUIRES_ACTION);
expect(mockCbeBirrProvider.initiate).toHaveBeenCalled();
});
it('should initiate wallet payment and debit successfully', async () => {
mockPrisma.booking.findUnique.mockResolvedValue(mockBooking);
mockPrisma.paymentIntent.findUnique.mockResolvedValue(null);
mockPrisma.walletAccount.findUnique.mockResolvedValue({
id: 'wallet-1',
passengerId: 'passenger-1',
balanceMinor: 100000,
});
mockPrisma.paymentIntent.upsert.mockResolvedValue({
id: 'intent-1',
status: PaymentIntentStatus.PROCESSING,
});
mockPrisma.paymentIntent.findUniqueOrThrow.mockResolvedValue({
id: 'intent-1',
status: PaymentIntentStatus.SUCCEEDED,
bookingId: 'booking-1',
});
mockPrisma.loyaltyAccount.findUnique.mockResolvedValue({
id: 'loyalty-1',
pointsBalance: 100,
});
const result = await service.initiatePayment({
bookingId: 'booking-1',
method: 'WALLET' as any,
});
expect(result.status).toBe(PaymentIntentStatus.SUCCEEDED);
expect(mockSeatsService.confirmSeats).toHaveBeenCalled();
expect(mockTicketsService.generate).toHaveBeenCalled();
});
it('should fail wallet payment with insufficient balance', async () => {
mockPrisma.booking.findUnique.mockResolvedValue(mockBooking);
mockPrisma.paymentIntent.findUnique.mockResolvedValue(null);
mockPrisma.walletAccount.findUnique.mockResolvedValue({
id: 'wallet-1',
passengerId: 'passenger-1',
balanceMinor: 10000, // Less than booking total
});
mockPrisma.paymentIntent.upsert.mockResolvedValue({
id: 'intent-1',
status: PaymentIntentStatus.FAILED,
failureCode: 'INSUFFICIENT_BALANCE',
});
const result = await service.initiatePayment({
bookingId: 'booking-1',
method: 'WALLET' as any,
});
expect(result.status).toBe(PaymentIntentStatus.FAILED);
});
});
describe('finalizePaymentSuccess', () => {
it('should finalize payment and issue ticket', async () => {
const mockIntent = {
id: 'intent-1',
bookingId: 'booking-1',
status: PaymentIntentStatus.PROCESSING,
};
const mockBooking = {
id: 'booking-1',
passengerId: 'passenger-1',
totalMinor: 50000,
seats: [{ seatId: 'seat-1' }],
};
mockPrisma.paymentIntent.findUnique.mockResolvedValue(mockIntent);
mockPrisma.booking.findUnique.mockResolvedValue(mockBooking);
mockPrisma.loyaltyAccount.findUnique.mockResolvedValue({
id: 'loyalty-1',
pointsBalance: 100,
});
const result = await service.finalizePaymentSuccess({
intentId: 'intent-1',
providerTxnId: 'TXN-123',
});
expect(result.alreadyFinalized).toBe(false);
expect(mockSeatsService.confirmSeats).toHaveBeenCalledWith(['seat-1']);
expect(mockTicketsService.generate).toHaveBeenCalledWith('booking-1');
expect(mockEventEmitter.emit).toHaveBeenCalledWith('payment.succeeded', {
booking: mockBooking,
});
});
it('should return alreadyFinalized if payment already succeeded', async () => {
mockPrisma.paymentIntent.findUnique.mockResolvedValue({
id: 'intent-1',
status: PaymentIntentStatus.SUCCEEDED,
});
const result = await service.finalizePaymentSuccess({
intentId: 'intent-1',
});
expect(result.alreadyFinalized).toBe(true);
});
});
describe('getIntentByBookingId', () => {
it('should return intent status', async () => {
const mockIntent = {
id: 'intent-1',
bookingId: 'booking-1',
status: PaymentIntentStatus.SUCCEEDED,
method: PaymentMethodType.TELEBIRR,
paidAt: new Date(),
merchantOrderId: 'MERCH-123',
updatedAt: new Date(),
};
mockPrisma.paymentIntent.findUnique.mockResolvedValue(mockIntent);
const result = await service.getIntentByBookingId('booking-1');
expect(result.intentId).toBe('intent-1');
expect(result.status).toBe(PaymentIntentStatus.SUCCEEDED);
});
it('should throw NotFoundException if intent not found', async () => {
mockPrisma.paymentIntent.findUnique.mockResolvedValue(null);
await expect(service.getIntentByBookingId('invalid')).rejects.toThrow(
NotFoundException,
);
});
});
});

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@@ -5,9 +5,11 @@ import { TicketsService } from '../tickets/tickets.service';
import { EventEmitter2 } from '@nestjs/event-emitter';
import { Prisma, PaymentIntentStatus, PaymentMethodType } from '@prisma/client';
import { InitiatePaymentDto, RefundDto, AddPaymentMethodDto, InitiateResponseDto, IntentStatusDto } from './payments.dto';
import { cbeBirrAdapter, eBirrAdapter, cardAdapter } from './payments.adapters';
import { PaymentProvider, ProviderStatus } from './payments.types';
import { TelebirrProvider } from './providers/telebirr.provider';
import { CbeBirrProvider } from './providers/cbe-birr.provider';
import { EBirrProvider } from './providers/ebirr.provider';
import { CardProvider } from './providers/card.provider';
import { createMerchantOrderId } from './providers/telebirr.crypto';
const NON_TERMINAL_STATUSES: PaymentIntentStatus[] = [
@@ -27,9 +29,15 @@ export class PaymentsService {
private ticketsService: TicketsService,
private eventEmitter: EventEmitter2,
private telebirrProvider: TelebirrProvider,
private cbeBirrProvider: CbeBirrProvider,
private eBirrProvider: EBirrProvider,
private cardProvider: CardProvider,
) {
this.providers = new Map<PaymentMethodType, PaymentProvider>([
[PaymentMethodType.TELEBIRR, this.telebirrProvider],
[PaymentMethodType.CBE_BIRR, this.cbeBirrProvider],
[PaymentMethodType.EBIRR, this.eBirrProvider],
[PaymentMethodType.CARD, this.cardProvider],
]);
}
@@ -61,8 +69,7 @@ export class PaymentsService {
return this.initiateProviderPayment(booking, provider);
}
// TODO: convert CBE_BIRR, EBIRR, CARD into PaymentProvider implementations.
return this.initiateStubPayment(booking, method);
throw new BadRequestException(`Unsupported payment method: ${method}`);
}
private async initiateWalletPayment(
@@ -170,41 +177,7 @@ export class PaymentsService {
return this.formatIntentResponse(intent);
}
private async initiateStubPayment(
booking: Prisma.BookingGetPayload<{ include: { seats: true } }>,
method: PaymentMethodType,
): Promise<InitiateResponseDto> {
const adapters = {
[PaymentMethodType.CBE_BIRR]: cbeBirrAdapter,
[PaymentMethodType.EBIRR]: eBirrAdapter,
[PaymentMethodType.CARD]: cardAdapter,
} as Partial<Record<PaymentMethodType, (a: number, ref: string) => Promise<{ success: boolean; providerRef: string }>>>;
const adapter = adapters[method];
if (!adapter) {
throw new BadRequestException(`Unsupported payment method: ${method}`);
}
const result = await adapter(booking.totalMinor, booking.bookingRef);
const status = result.success ? PaymentIntentStatus.PROCESSING : PaymentIntentStatus.FAILED;
const intent = await this.prisma.paymentIntent.upsert({
where: { bookingId: booking.id },
update: { status, providerRef: result.providerRef },
create: {
bookingId: booking.id,
amountMinor: booking.totalMinor,
method,
status,
providerRef: result.providerRef,
},
});
if (result.success) {
await this.finalizePaymentSuccess({ intentId: intent.id });
const refreshed = await this.prisma.paymentIntent.findUniqueOrThrow({
where: { id: intent.id },
});
return this.formatIntentResponse(refreshed);
}
return this.formatIntentResponse(intent);
}
private formatIntentResponse(
intent: Prisma.PaymentIntentGetPayload<Record<string, never>>,

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@@ -0,0 +1,218 @@
import { Injectable, Logger } from '@nestjs/common';
import { ConfigService } from '@nestjs/config';
import { HttpService } from '@nestjs/axios';
import { PaymentIntentStatus, PaymentMethodType } from '@prisma/client';
import { AxiosError, AxiosRequestConfig } from 'axios';
import { firstValueFrom } from 'rxjs';
import * as crypto from 'node:crypto';
import {
PaymentProvider,
ProviderInitiationInput,
ProviderInitiationResult,
ProviderStatus,
} from '../payments.types';
interface CardInitiateRequest {
amount: number;
currency: string;
description: string;
metadata: {
merchantOrderId: string;
bookingRef: string;
};
return_url: string;
webhook_url: string;
}
interface CardInitiateResponse {
id: string;
status: string;
client_secret: string;
checkout_url: string;
expires_at: number;
}
interface CardQueryResponse {
id: string;
status: string;
amount: number;
currency: string;
transaction_id?: string;
paid_at?: number;
failure_code?: string;
failure_message?: string;
}
@Injectable()
export class CardProvider implements PaymentProvider {
readonly method = PaymentMethodType.CARD;
private readonly logger = new Logger(CardProvider.name);
constructor(
private readonly config: ConfigService,
private readonly http: HttpService,
) {}
async initiate(input: ProviderInitiationInput): Promise<ProviderInitiationResult> {
const amount = input.amountMinor / 100;
const requestBody: CardInitiateRequest = {
amount,
currency: input.currency,
description: `EDR Train Booking ${input.bookingRef}`,
metadata: {
merchantOrderId: input.merchantOrderId,
bookingRef: input.bookingRef,
},
return_url: this.returnUrl,
webhook_url: this.webhookUrl,
};
const response = await this.postJson<CardInitiateResponse>(
`${this.baseUrl}/v1/payment_intents`,
requestBody,
);
if (!response.id) {
throw new Error(`Card gateway initiate failed: ${JSON.stringify(response)}`);
}
const expiresAt = new Date(response.expires_at * 1000);
return {
providerOrderId: response.id,
clientAction: { type: 'REDIRECT', url: response.checkout_url },
expiresAt,
rawInitiation: {
request: requestBody,
response,
},
};
}
async queryStatus(merchantOrderId: string): Promise<ProviderStatus> {
// For card payments, we need to find the payment intent by metadata
// In a real implementation, we'd store the provider order ID and use it directly
const response = await this.getJson<CardQueryResponse>(
`${this.baseUrl}/v1/payment_intents/search?metadata[merchantOrderId]=${merchantOrderId}`,
);
const mapped = this.mapStatus(response.status);
return {
status: mapped,
providerTxnId: response.transaction_id,
failureCode: response.failure_code,
failureMessage: response.failure_message,
rawResponse: response as unknown as Record<string, unknown>,
};
}
verifyWebhookSignature(payload: Record<string, unknown>, signature: string): boolean {
const payloadString = JSON.stringify(payload);
const expectedSignature = crypto
.createHmac('sha256', this.webhookSecret)
.update(payloadString)
.digest('hex');
try {
return crypto.timingSafeEqual(
Buffer.from(signature),
Buffer.from(expectedSignature),
);
} catch {
return false;
}
}
mapWebhookStatus(status: string): PaymentIntentStatus {
return this.mapStatus(status);
}
private mapStatus(status: string): PaymentIntentStatus {
switch (status?.toLowerCase()) {
case 'succeeded':
case 'paid':
return PaymentIntentStatus.SUCCEEDED;
case 'failed':
case 'canceled':
case 'expired':
return PaymentIntentStatus.FAILED;
case 'requires_payment_method':
case 'requires_confirmation':
case 'requires_action':
return PaymentIntentStatus.REQUIRES_ACTION;
case 'processing':
return PaymentIntentStatus.PROCESSING;
default:
return PaymentIntentStatus.PROCESSING;
}
}
private async postJson<T>(url: string, body: unknown): Promise<T> {
const config: AxiosRequestConfig = {
headers: {
'Content-Type': 'application/json',
'Authorization': `Bearer ${this.apiKey}`,
},
timeout: 10_000,
};
const started = Date.now();
try {
const res = await firstValueFrom(this.http.post<T>(url, body, config));
this.logger.debug(`Card Gateway POST ${url} status=${res.status} latency=${Date.now() - started}ms`);
return res.data;
} catch (err) {
if (err instanceof AxiosError) {
this.logger.error(
`Card Gateway POST ${url} failed: status=${err.response?.status} body=${JSON.stringify(err.response?.data)}`,
);
} else {
this.logger.error(`Card Gateway POST ${url} threw: ${err instanceof Error ? err.message : err}`);
}
throw err;
}
}
private async getJson<T>(url: string): Promise<T> {
const config: AxiosRequestConfig = {
headers: {
'Authorization': `Bearer ${this.apiKey}`,
},
timeout: 10_000,
};
const started = Date.now();
try {
const res = await firstValueFrom(this.http.get<T>(url, config));
this.logger.debug(`Card Gateway GET ${url} status=${res.status} latency=${Date.now() - started}ms`);
return res.data;
} catch (err) {
if (err instanceof AxiosError) {
this.logger.error(
`Card Gateway GET ${url} failed: status=${err.response?.status} body=${JSON.stringify(err.response?.data)}`,
);
} else {
this.logger.error(`Card Gateway GET ${url} threw: ${err instanceof Error ? err.message : err}`);
}
throw err;
}
}
private get baseUrl(): string {
return this.config.get<string>('card.baseUrl') ?? '';
}
private get apiKey(): string {
return this.config.get<string>('card.apiKey') ?? '';
}
private get webhookSecret(): string {
return this.config.get<string>('card.webhookSecret') ?? '';
}
private get webhookUrl(): string {
return this.config.get<string>('card.webhookUrl') ?? '';
}
private get returnUrl(): string {
return this.config.get<string>('card.returnUrl') ?? '';
}
}

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import { Injectable, Logger } from '@nestjs/common';
import { ConfigService } from '@nestjs/config';
import { HttpService } from '@nestjs/axios';
import { PaymentIntentStatus, PaymentMethodType } from '@prisma/client';
import { AxiosError, AxiosRequestConfig } from 'axios';
import { firstValueFrom } from 'rxjs';
import * as crypto from 'node:crypto';
import {
PaymentProvider,
ProviderInitiationInput,
ProviderInitiationResult,
ProviderStatus,
} from '../payments.types';
interface CbeBirrInitiateRequest {
merchantId: string;
merchantOrderId: string;
amount: string;
currency: string;
description: string;
returnUrl: string;
notifyUrl: string;
timestamp: string;
signature: string;
}
interface CbeBirrInitiateResponse {
success: boolean;
orderId: string;
paymentUrl: string;
expiresIn: number;
}
interface CbeBirrQueryResponse {
success: boolean;
orderId: string;
status: string;
transactionId?: string;
amount?: string;
paidAt?: string;
}
@Injectable()
export class CbeBirrProvider implements PaymentProvider {
readonly method = PaymentMethodType.CBE_BIRR;
private readonly logger = new Logger(CbeBirrProvider.name);
constructor(
private readonly config: ConfigService,
private readonly http: HttpService,
) {}
async initiate(input: ProviderInitiationInput): Promise<ProviderInitiationResult> {
const amount = (input.amountMinor / 100).toFixed(2);
const timestamp = new Date().toISOString();
const requestBody: CbeBirrInitiateRequest = {
merchantId: this.merchantId,
merchantOrderId: input.merchantOrderId,
amount,
currency: input.currency,
description: `EDR Booking ${input.bookingRef}`,
returnUrl: this.returnUrl,
notifyUrl: this.notifyUrl,
timestamp,
signature: this.signRequest({
merchantId: this.merchantId,
merchantOrderId: input.merchantOrderId,
amount,
timestamp,
}),
};
const response = await this.postJson<CbeBirrInitiateResponse>(
`${this.baseUrl}/api/v1/payment/initiate`,
requestBody,
);
if (!response.success || !response.orderId) {
throw new Error(`CBE Birr initiate failed: ${JSON.stringify(response)}`);
}
const expiresAt = new Date(Date.now() + response.expiresIn * 1000);
return {
providerOrderId: response.orderId,
clientAction: { type: 'REDIRECT', url: response.paymentUrl },
expiresAt,
rawInitiation: {
request: this.sanitize(requestBody),
response,
},
};
}
async queryStatus(merchantOrderId: string): Promise<ProviderStatus> {
const timestamp = new Date().toISOString();
const signature = this.signRequest({
merchantId: this.merchantId,
merchantOrderId,
timestamp,
});
const response = await this.postJson<CbeBirrQueryResponse>(
`${this.baseUrl}/api/v1/payment/query`,
{
merchantId: this.merchantId,
merchantOrderId,
timestamp,
signature,
},
);
const mapped = this.mapStatus(response.status);
return {
status: mapped,
providerTxnId: response.transactionId,
failureCode: mapped === PaymentIntentStatus.FAILED ? response.status : undefined,
rawResponse: response as unknown as Record<string, unknown>,
};
}
verifyWebhookSignature(payload: Record<string, unknown>): boolean {
const { signature, ...data } = payload;
if (!signature || typeof signature !== 'string') return false;
const expectedSignature = this.signRequest(data);
return crypto.timingSafeEqual(
Buffer.from(signature),
Buffer.from(expectedSignature),
);
}
mapWebhookStatus(status: string): PaymentIntentStatus {
return this.mapStatus(status);
}
private mapStatus(status: string): PaymentIntentStatus {
switch (status?.toUpperCase()) {
case 'SUCCESS':
case 'COMPLETED':
return PaymentIntentStatus.SUCCEEDED;
case 'FAILED':
case 'REJECTED':
case 'EXPIRED':
return PaymentIntentStatus.FAILED;
case 'PENDING':
return PaymentIntentStatus.REQUIRES_ACTION;
case 'PROCESSING':
return PaymentIntentStatus.PROCESSING;
default:
return PaymentIntentStatus.PROCESSING;
}
}
private signRequest(data: Record<string, unknown>): string {
const sortedKeys = Object.keys(data).sort();
const signString = sortedKeys
.map((key) => `${key}=${data[key]}`)
.join('&');
return crypto
.createHmac('sha256', this.secretKey)
.update(signString)
.digest('hex');
}
private async postJson<T>(url: string, body: unknown): Promise<T> {
const config: AxiosRequestConfig = {
headers: {
'Content-Type': 'application/json',
'X-Merchant-Id': this.merchantId,
},
timeout: 10_000,
};
const started = Date.now();
try {
const res = await firstValueFrom(this.http.post<T>(url, body, config));
this.logger.debug(`CBE Birr POST ${url} status=${res.status} latency=${Date.now() - started}ms`);
return res.data;
} catch (err) {
if (err instanceof AxiosError) {
this.logger.error(
`CBE Birr POST ${url} failed: status=${err.response?.status} body=${JSON.stringify(err.response?.data)}`,
);
} else {
this.logger.error(`CBE Birr POST ${url} threw: ${err instanceof Error ? err.message : err}`);
}
throw err;
}
}
private sanitize(body: CbeBirrInitiateRequest): Record<string, unknown> {
const { signature: _signature, ...rest } = body;
return rest;
}
private get baseUrl(): string {
return this.config.get<string>('cbe.baseUrl') ?? '';
}
private get merchantId(): string {
return this.config.get<string>('cbe.merchantId') ?? '';
}
private get secretKey(): string {
return this.config.get<string>('cbe.secretKey') ?? '';
}
private get notifyUrl(): string {
return this.config.get<string>('cbe.notifyUrl') ?? '';
}
private get returnUrl(): string {
return this.config.get<string>('cbe.returnUrl') ?? '';
}
}

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import { Injectable, Logger } from '@nestjs/common';
import { ConfigService } from '@nestjs/config';
import { HttpService } from '@nestjs/axios';
import { PaymentIntentStatus, PaymentMethodType } from '@prisma/client';
import { AxiosError, AxiosRequestConfig } from 'axios';
import { firstValueFrom } from 'rxjs';
import * as crypto from 'node:crypto';
import {
PaymentProvider,
ProviderInitiationInput,
ProviderInitiationResult,
ProviderStatus,
} from '../payments.types';
interface EBirrInitiateRequest {
merchantCode: string;
orderNo: string;
amount: number;
currency: string;
subject: string;
body: string;
notifyUrl: string;
returnUrl: string;
timestamp: number;
sign: string;
}
interface EBirrInitiateResponse {
code: string;
message: string;
data?: {
orderNo: string;
payUrl: string;
expireTime: number;
};
}
interface EBirrQueryResponse {
code: string;
message: string;
data?: {
orderNo: string;
tradeStatus: string;
tradeNo?: string;
totalAmount?: number;
payTime?: number;
};
}
@Injectable()
export class EBirrProvider implements PaymentProvider {
readonly method = PaymentMethodType.EBIRR;
private readonly logger = new Logger(EBirrProvider.name);
constructor(
private readonly config: ConfigService,
private readonly http: HttpService,
) {}
async initiate(input: ProviderInitiationInput): Promise<ProviderInitiationResult> {
const amount = input.amountMinor / 100;
const timestamp = Date.now();
const requestBody: EBirrInitiateRequest = {
merchantCode: this.merchantCode,
orderNo: input.merchantOrderId,
amount,
currency: input.currency,
subject: `EDR Ticket`,
body: `Train booking ${input.bookingRef}`,
notifyUrl: this.notifyUrl,
returnUrl: this.returnUrl,
timestamp,
sign: this.signRequest({
merchantCode: this.merchantCode,
orderNo: input.merchantOrderId,
amount,
timestamp,
}),
};
const response = await this.postJson<EBirrInitiateResponse>(
`${this.baseUrl}/gateway/api/pay/create`,
requestBody,
);
if (response.code !== '0000' || !response.data?.orderNo) {
throw new Error(`eBirr initiate failed: ${response.message}`);
}
const expiresAt = new Date(response.data.expireTime);
return {
providerOrderId: response.data.orderNo,
clientAction: { type: 'REDIRECT', url: response.data.payUrl },
expiresAt,
rawInitiation: {
request: this.sanitize(requestBody),
response,
},
};
}
async queryStatus(merchantOrderId: string): Promise<ProviderStatus> {
const timestamp = Date.now();
const requestBody = {
merchantCode: this.merchantCode,
orderNo: merchantOrderId,
timestamp,
sign: this.signRequest({
merchantCode: this.merchantCode,
orderNo: merchantOrderId,
timestamp,
}),
};
const response = await this.postJson<EBirrQueryResponse>(
`${this.baseUrl}/gateway/api/pay/query`,
requestBody,
);
if (response.code !== '0000' || !response.data) {
throw new Error(`eBirr query failed: ${response.message}`);
}
const mapped = this.mapStatus(response.data.tradeStatus);
return {
status: mapped,
providerTxnId: response.data.tradeNo,
failureCode: mapped === PaymentIntentStatus.FAILED ? response.data.tradeStatus : undefined,
rawResponse: response as unknown as Record<string, unknown>,
};
}
verifyWebhookSignature(payload: Record<string, unknown>): boolean {
const { sign, ...data } = payload;
if (!sign || typeof sign !== 'string') return false;
const expectedSign = this.signRequest(data);
return crypto.timingSafeEqual(
Buffer.from(sign),
Buffer.from(expectedSign),
);
}
mapWebhookStatus(tradeStatus: string): PaymentIntentStatus {
return this.mapStatus(tradeStatus);
}
private mapStatus(tradeStatus: string): PaymentIntentStatus {
switch (tradeStatus?.toUpperCase()) {
case 'TRADE_SUCCESS':
case 'SUCCESS':
return PaymentIntentStatus.SUCCEEDED;
case 'TRADE_CLOSED':
case 'TRADE_FAILED':
case 'FAILED':
return PaymentIntentStatus.FAILED;
case 'WAIT_BUYER_PAY':
case 'PENDING':
return PaymentIntentStatus.REQUIRES_ACTION;
case 'PROCESSING':
return PaymentIntentStatus.PROCESSING;
default:
return PaymentIntentStatus.PROCESSING;
}
}
private signRequest(data: Record<string, unknown>): string {
const sortedKeys = Object.keys(data).sort();
const signString = sortedKeys
.map((key) => `${key}=${data[key]}`)
.join('&') + `&key=${this.secretKey}`;
return crypto
.createHash('md5')
.update(signString)
.digest('hex')
.toUpperCase();
}
private async postJson<T>(url: string, body: unknown): Promise<T> {
const config: AxiosRequestConfig = {
headers: {
'Content-Type': 'application/json',
},
timeout: 10_000,
};
const started = Date.now();
try {
const res = await firstValueFrom(this.http.post<T>(url, body, config));
this.logger.debug(`eBirr POST ${url} status=${res.status} latency=${Date.now() - started}ms`);
return res.data;
} catch (err) {
if (err instanceof AxiosError) {
this.logger.error(
`eBirr POST ${url} failed: status=${err.response?.status} body=${JSON.stringify(err.response?.data)}`,
);
} else {
this.logger.error(`eBirr POST ${url} threw: ${err instanceof Error ? err.message : err}`);
}
throw err;
}
}
private sanitize(body: EBirrInitiateRequest): Record<string, unknown> {
const { sign: _sign, ...rest } = body;
return rest;
}
private get baseUrl(): string {
return this.config.get<string>('ebirr.baseUrl') ?? '';
}
private get merchantCode(): string {
return this.config.get<string>('ebirr.merchantCode') ?? '';
}
private get secretKey(): string {
return this.config.get<string>('ebirr.secretKey') ?? '';
}
private get notifyUrl(): string {
return this.config.get<string>('ebirr.notifyUrl') ?? '';
}
private get returnUrl(): string {
return this.config.get<string>('ebirr.returnUrl') ?? '';
}
}

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import { Injectable, Logger } from '@nestjs/common';
import { Prisma, PaymentIntentStatus, PaymentMethodType } from '@prisma/client';
import { PrismaService } from '../../../common/prisma.service';
import { PaymentsService } from '../payments.service';
import { CardProvider } from '../providers/card.provider';
export interface CardWebhookPayload {
id: string;
type: string;
data: {
object: {
id: string;
status: string;
amount: number;
currency: string;
metadata: {
merchantOrderId: string;
bookingRef: string;
};
transaction_id?: string;
paid_at?: number;
failure_code?: string;
failure_message?: string;
};
};
created: number;
}
@Injectable()
export class CardWebhookService {
private readonly logger = new Logger(CardWebhookService.name);
constructor(
private readonly prisma: PrismaService,
private readonly provider: CardProvider,
private readonly payments: PaymentsService,
) {}
async handle(payload: CardWebhookPayload, signature: string): Promise<void> {
const merchantOrderId = payload.data.object.metadata.merchantOrderId;
const externalEventId = `${payload.id}_${payload.type}`;
const signatureValid = this.provider.verifyWebhookSignature(
payload as unknown as Record<string, unknown>,
signature,
);
const eventRow = await this.persistEvent({
externalEventId,
merchantOrderId,
providerTxnId: payload.data.object.transaction_id,
signatureValid,
status: payload.data.object.status,
payload,
});
if (!eventRow) {
this.logger.log(`Card webhook duplicate: ${externalEventId} — short-circuit OK`);
return;
}
if (!signatureValid) {
this.logger.warn(`Card webhook signature invalid for merchantOrderId=${merchantOrderId}`);
await this.markProcessed(eventRow.id, 'signature-invalid');
return;
}
const intent = await this.prisma.paymentIntent.findUnique({
where: { merchantOrderId },
});
if (!intent) {
this.logger.warn(`Card webhook: no PaymentIntent for merchantOrderId=${merchantOrderId}`);
await this.markProcessed(eventRow.id, 'intent-not-found');
return;
}
const mapped = this.provider.mapWebhookStatus(payload.data.object.status);
try {
if (mapped === PaymentIntentStatus.SUCCEEDED) {
await this.payments.finalizePaymentSuccess({
intentId: intent.id,
providerTxnId: payload.data.object.transaction_id,
paidAt: payload.data.object.paid_at ? new Date(payload.data.object.paid_at * 1000) : undefined,
});
} else if (mapped === PaymentIntentStatus.FAILED) {
await this.payments.markPaymentFailed({
intentId: intent.id,
failureCode: payload.data.object.failure_code,
failureMessage: payload.data.object.failure_message,
});
} else {
await this.prisma.paymentIntent.update({
where: { id: intent.id },
data: {
status: mapped,
providerTxnId: payload.data.object.transaction_id ?? undefined,
},
});
}
await this.markProcessed(eventRow.id);
} catch (err) {
const message = err instanceof Error ? err.message : String(err);
this.logger.error(`Card webhook processing failed for ${merchantOrderId}: ${message}`);
await this.markProcessed(eventRow.id, `processing-error: ${message}`);
throw err;
}
}
private async persistEvent(input: {
externalEventId: string;
merchantOrderId: string;
providerTxnId?: string;
signatureValid: boolean;
status: string;
payload: CardWebhookPayload;
}): Promise<{ id: string } | null> {
try {
return await this.prisma.paymentWebhookEvent.create({
data: {
provider: PaymentMethodType.CARD,
externalEventId: input.externalEventId,
merchantOrderId: input.merchantOrderId,
providerTxnId: input.providerTxnId,
signatureValid: input.signatureValid,
status: input.status,
payload: input.payload as unknown as Prisma.InputJsonValue,
},
select: { id: true },
});
} catch (err) {
if (
err instanceof Prisma.PrismaClientKnownRequestError &&
err.code === 'P2002'
) {
return null;
}
throw err;
}
}
private async markProcessed(eventId: string, processingError?: string): Promise<void> {
await this.prisma.paymentWebhookEvent.update({
where: { id: eventId },
data: { processedAt: new Date(), processingError },
});
}
}

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import { Injectable, Logger } from '@nestjs/common';
import { Prisma, PaymentIntentStatus, PaymentMethodType } from '@prisma/client';
import { PrismaService } from '../../../common/prisma.service';
import { PaymentsService } from '../payments.service';
import { CbeBirrProvider } from '../providers/cbe-birr.provider';
export interface CbeBirrWebhookPayload {
merchantId: string;
merchantOrderId: string;
orderId: string;
status: string;
transactionId?: string;
amount?: string;
currency?: string;
paidAt?: string;
signature: string;
[key: string]: unknown;
}
@Injectable()
export class CbeBirrWebhookService {
private readonly logger = new Logger(CbeBirrWebhookService.name);
constructor(
private readonly prisma: PrismaService,
private readonly provider: CbeBirrProvider,
private readonly payments: PaymentsService,
) {}
async handle(payload: CbeBirrWebhookPayload): Promise<void> {
const merchantOrderId = payload.merchantOrderId;
const externalEventId = `${payload.orderId}_${payload.status}`;
const signatureValid = this.provider.verifyWebhookSignature(
payload as unknown as Record<string, unknown>,
);
const eventRow = await this.persistEvent({
externalEventId,
merchantOrderId,
providerTxnId: payload.transactionId ?? payload.orderId,
signatureValid,
status: payload.status,
payload,
});
if (!eventRow) {
this.logger.log(`CBE Birr webhook duplicate: ${externalEventId} — short-circuit OK`);
return;
}
if (!signatureValid) {
this.logger.warn(`CBE Birr webhook signature invalid for merchantOrderId=${merchantOrderId}`);
await this.markProcessed(eventRow.id, 'signature-invalid');
return;
}
const intent = await this.prisma.paymentIntent.findUnique({
where: { merchantOrderId },
});
if (!intent) {
this.logger.warn(`CBE Birr webhook: no PaymentIntent for merchantOrderId=${merchantOrderId}`);
await this.markProcessed(eventRow.id, 'intent-not-found');
return;
}
const mapped = this.provider.mapWebhookStatus(payload.status);
try {
if (mapped === PaymentIntentStatus.SUCCEEDED) {
await this.payments.finalizePaymentSuccess({
intentId: intent.id,
providerTxnId: payload.transactionId ?? payload.orderId,
paidAt: payload.paidAt ? new Date(payload.paidAt) : undefined,
});
} else if (mapped === PaymentIntentStatus.FAILED) {
await this.payments.markPaymentFailed({
intentId: intent.id,
failureCode: payload.status,
});
} else {
await this.prisma.paymentIntent.update({
where: { id: intent.id },
data: { status: mapped, providerTxnId: payload.transactionId ?? undefined },
});
}
await this.markProcessed(eventRow.id);
} catch (err) {
const message = err instanceof Error ? err.message : String(err);
this.logger.error(`CBE Birr webhook processing failed for ${merchantOrderId}: ${message}`);
await this.markProcessed(eventRow.id, `processing-error: ${message}`);
throw err;
}
}
private async persistEvent(input: {
externalEventId: string;
merchantOrderId: string;
providerTxnId?: string;
signatureValid: boolean;
status: string;
payload: CbeBirrWebhookPayload;
}): Promise<{ id: string } | null> {
try {
return await this.prisma.paymentWebhookEvent.create({
data: {
provider: PaymentMethodType.CBE_BIRR,
externalEventId: input.externalEventId,
merchantOrderId: input.merchantOrderId,
providerTxnId: input.providerTxnId,
signatureValid: input.signatureValid,
status: input.status,
payload: input.payload as unknown as Prisma.InputJsonValue,
},
select: { id: true },
});
} catch (err) {
if (
err instanceof Prisma.PrismaClientKnownRequestError &&
err.code === 'P2002'
) {
return null;
}
throw err;
}
}
private async markProcessed(eventId: string, processingError?: string): Promise<void> {
await this.prisma.paymentWebhookEvent.update({
where: { id: eventId },
data: { processedAt: new Date(), processingError },
});
}
}

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import { Injectable, Logger } from '@nestjs/common';
import { Prisma, PaymentIntentStatus, PaymentMethodType } from '@prisma/client';
import { PrismaService } from '../../../common/prisma.service';
import { PaymentsService } from '../payments.service';
import { EBirrProvider } from '../providers/ebirr.provider';
export interface EBirrWebhookPayload {
merchantCode: string;
orderNo: string;
tradeStatus: string;
tradeNo?: string;
totalAmount?: number;
currency?: string;
payTime?: number;
timestamp: number;
sign: string;
[key: string]: unknown;
}
@Injectable()
export class EBirrWebhookService {
private readonly logger = new Logger(EBirrWebhookService.name);
constructor(
private readonly prisma: PrismaService,
private readonly provider: EBirrProvider,
private readonly payments: PaymentsService,
) {}
async handle(payload: EBirrWebhookPayload): Promise<void> {
const merchantOrderId = payload.orderNo;
const externalEventId = `${payload.orderNo}_${payload.tradeStatus}_${payload.timestamp}`;
const signatureValid = this.provider.verifyWebhookSignature(
payload as unknown as Record<string, unknown>,
);
const eventRow = await this.persistEvent({
externalEventId,
merchantOrderId,
providerTxnId: payload.tradeNo,
signatureValid,
status: payload.tradeStatus,
payload,
});
if (!eventRow) {
this.logger.log(`eBirr webhook duplicate: ${externalEventId} — short-circuit OK`);
return;
}
if (!signatureValid) {
this.logger.warn(`eBirr webhook signature invalid for orderNo=${merchantOrderId}`);
await this.markProcessed(eventRow.id, 'signature-invalid');
return;
}
const intent = await this.prisma.paymentIntent.findUnique({
where: { merchantOrderId },
});
if (!intent) {
this.logger.warn(`eBirr webhook: no PaymentIntent for orderNo=${merchantOrderId}`);
await this.markProcessed(eventRow.id, 'intent-not-found');
return;
}
const mapped = this.provider.mapWebhookStatus(payload.tradeStatus);
try {
if (mapped === PaymentIntentStatus.SUCCEEDED) {
await this.payments.finalizePaymentSuccess({
intentId: intent.id,
providerTxnId: payload.tradeNo,
paidAt: payload.payTime ? new Date(payload.payTime) : undefined,
});
} else if (mapped === PaymentIntentStatus.FAILED) {
await this.payments.markPaymentFailed({
intentId: intent.id,
failureCode: payload.tradeStatus,
});
} else {
await this.prisma.paymentIntent.update({
where: { id: intent.id },
data: { status: mapped, providerTxnId: payload.tradeNo ?? undefined },
});
}
await this.markProcessed(eventRow.id);
} catch (err) {
const message = err instanceof Error ? err.message : String(err);
this.logger.error(`eBirr webhook processing failed for ${merchantOrderId}: ${message}`);
await this.markProcessed(eventRow.id, `processing-error: ${message}`);
throw err;
}
}
private async persistEvent(input: {
externalEventId: string;
merchantOrderId: string;
providerTxnId?: string;
signatureValid: boolean;
status: string;
payload: EBirrWebhookPayload;
}): Promise<{ id: string } | null> {
try {
return await this.prisma.paymentWebhookEvent.create({
data: {
provider: PaymentMethodType.EBIRR,
externalEventId: input.externalEventId,
merchantOrderId: input.merchantOrderId,
providerTxnId: input.providerTxnId,
signatureValid: input.signatureValid,
status: input.status,
payload: input.payload as unknown as Prisma.InputJsonValue,
},
select: { id: true },
});
} catch (err) {
if (
err instanceof Prisma.PrismaClientKnownRequestError &&
err.code === 'P2002'
) {
return null;
}
throw err;
}
}
private async markProcessed(eventId: string, processingError?: string): Promise<void> {
await this.prisma.paymentWebhookEvent.update({
where: { id: eventId },
data: { processedAt: new Date(), processingError },
});
}
}

View File

@@ -1,16 +1,33 @@
import { Body, Controller, HttpCode, HttpStatus, Logger, Post } from '@nestjs/common';
import { Body, Controller, Headers, HttpCode, HttpStatus, Logger, Post } from '@nestjs/common';
import { ApiOperation, ApiTags } from '@nestjs/swagger';
import {
TelebirrWebhookPayload,
TelebirrWebhookService,
} from './telebirr-webhook.service';
import {
CbeBirrWebhookPayload,
CbeBirrWebhookService,
} from './cbe-birr-webhook.service';
import {
EBirrWebhookPayload,
EBirrWebhookService,
} from './ebirr-webhook.service';
import {
CardWebhookPayload,
CardWebhookService,
} from './card-webhook.service';
@ApiTags('Payment Webhooks')
@Controller('payments/webhooks')
export class WebhooksController {
private readonly logger = new Logger(WebhooksController.name);
constructor(private readonly telebirr: TelebirrWebhookService) {}
constructor(
private readonly telebirr: TelebirrWebhookService,
private readonly cbeBirr: CbeBirrWebhookService,
private readonly eBirr: EBirrWebhookService,
private readonly card: CardWebhookService,
) {}
@Post('telebirr')
@HttpCode(HttpStatus.OK)
@@ -24,4 +41,46 @@ export class WebhooksController {
}
return { code: '0', message: 'OK' };
}
@Post('cbe-birr')
@HttpCode(HttpStatus.OK)
@ApiOperation({ summary: 'CBE Birr payment notification callback' })
async receiveCbeBirr(@Body() payload: CbeBirrWebhookPayload) {
try {
await this.cbeBirr.handle(payload);
} catch (err) {
const message = err instanceof Error ? err.message : String(err);
this.logger.error(`CBE Birr webhook handler threw: ${message}`);
}
return { success: true };
}
@Post('ebirr')
@HttpCode(HttpStatus.OK)
@ApiOperation({ summary: 'eBirr payment notification callback' })
async receiveEBirr(@Body() payload: EBirrWebhookPayload) {
try {
await this.eBirr.handle(payload);
} catch (err) {
const message = err instanceof Error ? err.message : String(err);
this.logger.error(`eBirr webhook handler threw: ${message}`);
}
return { code: '0000', message: 'success' };
}
@Post('card')
@HttpCode(HttpStatus.OK)
@ApiOperation({ summary: 'Card payment notification callback' })
async receiveCard(
@Body() payload: CardWebhookPayload,
@Headers('stripe-signature') signature: string,
) {
try {
await this.card.handle(payload, signature);
} catch (err) {
const message = err instanceof Error ? err.message : String(err);
this.logger.error(`Card webhook handler threw: ${message}`);
}
return { received: true };
}
}