🔥 LINE Bot Hono

This library enables you to easily build LINE bots on Cloudflare Workers

This project is influenced by Hono.
Thank you for Yusuke Wada and Hono contributors!

Features

• Intuitive API - Influenced by Hono, offering a familiar and easy-to-use interface.
• Flattened Context - Call c.text(), c.flex(), etc., directly on the context.
• Functional Flex API - Zero-overhead, pure functions for building Flex messages.
• JSX Support - Use JSX markup to design complex Flex messages.
• Lightweight - Minimal dependencies, optimized for edge environments.
• Type-Safe - Native support for LINE Messaging API types.

Install

npm i linebot-hono

Create a new project

npm create linebot-hono@latest my-bot

Docs

• docs/index.md

Example Code

import { LineHono } from 'linebot-hono'

const app = new LineHono()

app.message('ping', (c) => c.text('pong'))

app.follow((c) => c.text('Thanks for following!'))

export default app

Functional Flex Message

import { bubble, box, text } from 'linebot-hono'

app.message('flex', (c) => {
  return c.flex('Alt text', bubble({
    body: box('vertical', [
      text('Hello from linebot-hono!')
    ])
  }))
})

JSX Flex Message (Optional)

/** @jsx jsx */
/** @jsxFrag Fragment */
import { jsx } from 'linebot-hono/jsx'
import { Bubble, Box, Text } from 'linebot-hono/jsx'

app.message('jsx', (c) => {
  return c.flex('Alt text', (
    <Bubble>
      <Box layout="vertical">
        <Text>Hello from JSX!</Text>
      </Box>
    </Bubble>
  ))
})

Environment Variables

• LINE_CHANNEL_ACCESS_TOKEN: Channel Access Token from LINE Developers Console
• LINE_CHANNEL_SECRET: Channel Secret from LINE Developers Console

References

• Hono - MIT License
• LINE Messaging API Documentation