slack_bolt_typescript_hello_message_listener_quickstart.ts

1import { App, LogLevel } from '@slack/bolt';
2
3// Initializes your app with your bot token and signing secret
4const app = new App({
5  token: process.env.SLACK_BOT_TOKEN,
6  signingSecret: process.env.SLACK_SIGNING_SECRET,
7  logLevel: LogLevel.DEBUG,
8});
9
10// Listens to incoming messages that contain "hello"
11app.message('hello', async ({ message, say }) => {
12  // Filter out message events that aren't user messages (e.g. deletions, etc)
13  if (message.type === 'message' && !('subtype' in message)) {
14    // say() sends a message to the channel where the event was triggered
15    await say(`Hey there <@${message.user}>!`);
16  }
17});
18
19(async () => {
20  // Start your app
21  await app.start(Number(process.env.PORT) || 3000);
22
23  console.log('⚡️ Bolt app is running!');
24})();