n8n-tg-trigger

Telegram chat listener that triggers n8n webhooks using tg-lisa.

Installation

npm install n8n-tg-trigger

Usage

CLI

npx n8n-tg-trigger --config config.json

Programmatic

import { N8nTgTrigger } from 'n8n-tg-trigger';

const trigger = new N8nTgTrigger({
  api_id: 123456,
  api_hash: 'your_api_hash',
  sessionFilePath: './telegram-session.txt', // optional, defaults to './telegram-session.txt'
  chatIds: ['111111', '222222'],
  webhookUrl: 'https://your-n8n-instance.com/webhook/telegram'
});

await trigger.start();

// Stop listening
await trigger.stop();

Configuration

Create a config.json file:

{
  "api_id": 123456,
  "api_hash": "your_telegram_api_hash",
  "sessionFilePath": "./telegram-session.txt",
  "chatIds": ["111111", "222222"],
  "webhookUrl": "https://your-n8n-instance.com/webhook/telegram"
}

Parameters

• api_id (required): Telegram API ID from https://my.telegram.org
• api_hash (required): Telegram API hash from https://my.telegram.org
• sessionFilePath (optional): Path to session file. Default: ./telegram-session.txt
• chatIds (required): Array of chat IDs (as strings) to monitor
• webhookUrl (required): n8n webhook URL

Webhook Payload

Messages are sent to the webhook with the following structure:

{
  "message": {
    "chatId": "111111",
    "text": "Message text"
  }
}

Development

npm install
npm run build
npm test

License

MIT