| 1 | #!/usr/bin/env node |
| 2 | /** |
| 3 | * nanobot WhatsApp Bridge |
| 4 | * |
| 5 | * This bridge connects WhatsApp Web to nanobot's Python backend |
| 6 | * via WebSocket. It handles authentication, message forwarding, |
| 7 | * and reconnection logic. |
| 8 | * |
| 9 | * Usage: |
| 10 | * npm run build && npm start |
| 11 | * |
| 12 | * Or with custom settings: |
| 13 | * BRIDGE_PORT=3001 AUTH_DIR=~/.nanobot/whatsapp npm start |
| 14 | */ |
| 15 | |
| 16 | // Polyfill crypto for Baileys in ESM |
| 17 | import { webcrypto } from 'crypto'; |
| 18 | if (!globalThis.crypto) { |
| 19 | (globalThis as any).crypto = webcrypto; |
| 20 | } |
| 21 | |
| 22 | import { BridgeServer } from './server.js'; |
| 23 | import { homedir } from 'os'; |
| 24 | import { join } from 'path'; |
| 25 | |
| 26 | const PORT = parseInt(process.env.BRIDGE_PORT || '3001', 10); |
| 27 | const AUTH_DIR = process.env.AUTH_DIR || join(homedir(), '.nanobot', 'whatsapp-auth'); |
| 28 | const TOKEN = process.env.BRIDGE_TOKEN?.trim(); |
| 29 | |
| 30 | if (!TOKEN) { |
| 31 | console.error('BRIDGE_TOKEN is required. Start the bridge via nanobot so it can provision a local secret automatically.'); |
| 32 | process.exit(1); |
| 33 | } |
| 34 | |
| 35 | console.log('🐈 nanobot WhatsApp Bridge'); |
| 36 | console.log('========================\n'); |
| 37 | |
| 38 | const server = new BridgeServer(PORT, AUTH_DIR, TOKEN); |
| 39 | |
| 40 | // Handle graceful shutdown |
| 41 | process.on('SIGINT', async () => { |
| 42 | console.log('\n\nShutting down...'); |
| 43 | await server.stop(); |
| 44 | process.exit(0); |
| 45 | }); |
| 46 | |
| 47 | process.on('SIGTERM', async () => { |
| 48 | await server.stop(); |
| 49 | process.exit(0); |
| 50 | }); |
| 51 | |
| 52 | // Start the server |
| 53 | server.start().catch((error) => { |
| 54 | console.error('Failed to start bridge:', error); |
| 55 | process.exit(1); |
| 56 | }); |
| 57 |