// src/index.ts
import 'dotenv/config';
import Fastify, { FastifyRequest, FastifyReply } from 'fastify';
import { db } from './db';
import { payments } from './db/schema';
const fastify = Fastify({
logger: true
});
fastify.get('/', async (request: FastifyRequest, reply: FastifyReply) => {
return { message: 'Hello World!' };
});
interface PaymentBody {
payee: string;
amount: string;
invoiceCurrency: string;
paymentCurrency: string;
}
fastify.post('/payments', async (request: FastifyRequest<{ Body: PaymentBody }>, reply: FastifyReply) => {
try {
const { payee, amount, invoiceCurrency, paymentCurrency } = request.body;
if (!payee || !amount || !invoiceCurrency || !paymentCurrency) {
return reply.status(400).send({
error: 'Missing required fields: payee, amount, invoiceCurrency, paymentCurrency'
});
}
const response = await fetch(`${process.env.RN_API_URL}/payouts`, {
method: 'POST',
headers: {
'X-Api-Key': process.env.RN_API_KEY,
'Content-Type': 'application/json'
},
body: JSON.stringify({
payee,
amount,
invoiceCurrency,
paymentCurrency
})
});
if (!response.ok) {
const errorText = await response.text();
fastify.log.error(`Request Network API error: ${response.status} - ${errorText}`);
return reply.status(response.status).send({
error: 'Failed to create payment with Request Network API',
details: errorText
});
}
const rnApiResponse: any = await response.json();
console.log('Request Network API response:', JSON.stringify(rnApiResponse, null, 2));
const [savedPayment] = await db.insert(payments).values({
requestId: rnApiResponse.requestId,
status: 'pending'
}).returning();
console.log('Payment saved to database:', savedPayment);
return {
payment: savedPayment,
calldata: {
transactions: rnApiResponse.transactions,
metadata: rnApiResponse.metadata
}
};
} catch (error) {
console.error('Error creating payment:', error);
return reply.status(500).send({
error: 'Internal server error',
details: error instanceof Error ? error.message : 'Unknown error'
});
}
});
interface UpdatePaymentStatusBody {
status: string;
}
// we will use this endpoint later on, don't think too much about it right now!
fastify.patch('/payments/:id', async (request: FastifyRequest<{
Params: { id: string };
Body: UpdatePaymentStatusBody
}>, reply: FastifyReply) => {
try {
const { id } = request.params;
const { status } = request.body;
if (!status) {
return reply.status(400).send({
error: 'Status is required'
});
}
const updatedPayment = await db.update(payments)
.set({ status })
.where(eq(payments.id, parseInt(id)))
.returning();
if (!updatedPayment.length) {
return reply.status(404).send({
error: 'Payment not found'
});
}
console.log('Payment status updated:', updatedPayment[0]);
return {
payment: updatedPayment[0]
};
} catch (error) {
console.error('Error updating payment status:', error);
return reply.status(500).send({
error: 'Internal server error',
details: error instanceof Error ? error.message : 'Unknown error'
});
}
});
fastify.get('/payments', async (request: FastifyRequest, reply: FastifyReply) => {
try {
const allPayments = await db.select().from(payments);
return { payments: allPayments };
} catch (error) {
console.error('Error fetching payments:', error);
return reply.status(500).send({
error: 'Failed to fetch payments',
details: error instanceof Error ? error.message : 'Unknown error'
});
}
});
const start = async () => {
try {
const port = 3000;
const host = 'localhost';
await fastify.register(require('@fastify/cors'), {
origin: true, // change to your frontend URL in production
methods: ['GET', 'POST', 'PATCH'],
});
await fastify.listen({ port, host });
console.log(`Server listening on http://${host}:${port}`);
} catch (err) {
fastify.log.error(err);
process.exit(1);
}
};
start();
