Webhook Setup

1import express from 'express';
2 
3const app = express();
4app.use(express.json());
5 
6// Use as middleware
7app.post('/webhook', whatsapp.expressMiddleware());
8app.get('/webhook', whatsapp.expressMiddleware());
9 
10app.listen(3000, () => {
11  console.log('Webhook server running on port 3000');
12});

1// app/api/webhook/route.ts
2import { NextRequest, NextResponse } from 'next/server';
3 
4export async function POST(req: NextRequest) {
5  const body = await req.json();
6  
7  const result = await whatsapp.processWebhook({
8    method: 'POST',
9    headers: Object.fromEntries(req.headers),
10    body,
11    query: Object.fromEntries(req.nextUrl.searchParams)
12  });
13 
14  return NextResponse.json(result.data, { status: result.status });
15}
16 
17export async function GET(req: NextRequest) {
18  const result = await whatsapp.processWebhook({
19    method: 'GET',
20    headers: Object.fromEntries(req.headers),
21    query: Object.fromEntries(req.nextUrl.searchParams)
22  });
23 
24  if (result.challenge) {
25    return new NextResponse(result.challenge, { status: 200 });
26  }
27 
28  return NextResponse.json(result.data, { status: result.status });
29}

1// pages/api/webhook.ts
2import type { NextApiRequest, NextApiResponse } from 'next';
3 
4export default async function handler(
5  req: NextApiRequest,
6  res: NextApiResponse
7) {
8  await whatsapp.nextjsHandler(req, res);
9}

1// Start built-in server
2const server = whatsapp.startWebhookServer(3000, '/webhook', () => {
3  console.log('Webhook server started on port 3000');
4});
5 
6// Stop server
7await whatsapp.stopWebhookServer();

1// Works with any framework
2const result = await whatsapp.processWebhook({
3  method: 'POST',
4  headers: req.headers,
5  body: req.body,
6  query: req.query,
7  rawBody: req.rawBody
8});