npm install -g localtunnel

pip install Flask

pip install line-bot-sdk

cd /root

mkdir app

cd app

# coding=utf-8

import mraa

from flask import Flask, request, abort

from linebot import (

    LineBotApi, WebhookHandler

)

from linebot.exceptions import (

    InvalidSignatureError

)

from linebot.models import (

    MessageEvent, TextMessage, TextSendMessage,

)

#這邊的port可以修改成你要想run的port

myPort=8090

#這邊會對S0這個接腳點亮或關閉LED，S0是gpio17

pin = mraa.Gpio(17)  

pin.dir(mraa.DIR_OUT)

pin.write(0)

app = Flask(__name__)

#請修改以下的程式，加入自己Line的channelAccessToken以及channelSecret

line_bot_api = LineBotApi('這裡改成自己Line的channelAccessToken')

handler = WebhookHandler('這裡改成自己Line的channelSecret')

@app.route("/", methods=['POST'])

def index():

    # get X-Line-Signature header value

    signature = request.headers['X-Line-Signature']

    # get request body as text

    body = request.get_data(as_text=True)

    app.logger.info("Request body: " + body)

    # handle webhook body

    try:

        handler.handle(body, signature)

    except InvalidSignatureError:

        abort(400)

    return 'OK'

@handler.add(MessageEvent, message=TextMessage)

def handle_message(event):

    if event.message.text==u"LED開":

       pin.write(1)

       line_bot_api.reply_message(event.reply_token,TextSendMessage(u"LED已開"))

    elif event.message.text==u"LED關":

       pin.write(0)

       line_bot_api.reply_message(event.reply_token,TextSendMessage(u"LED已關"))

    else:

       line_bot_api.reply_message(event.reply_token,TextSendMessage(text=event.message.text))

if __name__ == "__main__":

    app.run(host='0.0.0.0', port= myPort)

python main.py &

lt --port 8090 --subdomain XXXXX &