Free Allowances 
Resources included for free on all plans:

Up to 3 shared-cpu-1x 256mb VMs
3GB persistent volume storage (total)
160GB outbound data transfer

from flask import Flask, request, abort

from linebot import LineBotApi, WebhookHandler

from linebot.exceptions import InvalidSignatureError

from linebot.models import (
    MessageEvent, TextMessage, ImageMessage, TextSendMessage
)
import my_moduls.hackmd_bot as hb
import my_moduls.my_functions as mf
from my_moduls.openai_bot import OpenAIBot

from config import (
    CHANNEL_ACCESS_TOKEN, CHANNEL_SECRET, LINE_USER_ID, TEMP_NOTE_ID
) 

import os

app = Flask(__name__)

line_bot_api = LineBotApi(CHANNEL_ACCESS_TOKEN)
handler = WebhookHandler(CHANNEL_SECRET)
chatgpt = OpenAIBot()

# Messages on start and restart
line_bot_api.push_message(
    LINE_USER_ID, 
    TextSendMessage(text='HackMD Bot Starting')
    )

# Listen for all Post Requests from /callback
@app.route("/callback", methods=['POST'])
def callback():
    # 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, ImageMessage))
def handle_message(event):
    """LINE MessageAPI message processing"""
    if event.source.user_id =='Udeadbeefdeadbeefdeadbeefdeadbeef':
        return 'OK'

    if event.message.type=='image':
        image = line_bot_api.get_message_content(event.message.id)
        path = hb.get_user_image(image)
        link = hb.upload_img_link(path)
        content = hb.add_temp_note(content = f"![]({link})")
        message = TextSendMessage(text=content)
        line_bot_api.reply_message(event.reply_token, message)

    if event.message.type=='text':
        word =  str(event.message.text)
        if word[:3] == "@fletting":
            content = hb.creat_fletting_note(word[3:])
            message = TextSendMessage(text=content)
            line_bot_api.reply_message(event.reply_token, message)
        elif word[:5] == "@todo":
            content = hb.update_todo_note(word[5:])
            message = TextSendMessage(text=content)
            line_bot_api.reply_message(event.reply_token, message)
        elif word[:3] == "@ai":
            content = event.message.text
            chatgpt.add_msg(f"HUMAN:{content}?\n")
            reply_msg = chatgpt.get_response()
            message = TextSendMessage(text=reply_msg)
            line_bot_api.reply_message(event.reply_token, message)
        elif event.message.text[:3] == "@翻英":
            content = mf.translate_text(event.message.text[3:], "en")
            message = TextSendMessage(text=content)
            line_bot_api.reply_message(event.reply_token, message)
        elif event.message.text[:3] == "@翻日":
            content = mf.translate_text(event.message.text[3:] , "ja")
            message = TextSendMessage(text=content)
            line_bot_api.reply_message(event.reply_token, message)
        elif event.message.text[:3] == "@翻中":
            content = mf.translate_text(event.message.text[3:] , "zh-tw")
            message = TextSendMessage(text=content)
            line_bot_api.reply_message(event.reply_token, message)
        elif event.message.text[:3] == "@違法":
            content = mf.query_illegal_announcement(event.message.text[3:])
            message = TextSendMessage(text=content)
            line_bot_api.reply_message(event.reply_token, message)
        elif event.message.text[:3] == "@職務":
            content = mf.search_jobbooks(event.message.text[3:])
            message = TextSendMessage(text=content)
            line_bot_api.reply_message(event.reply_token, message)
        elif event.message.text[:3] == "@選單":
            content = f"@翻英、@翻日、@翻中、@違法、@職務、@ai，或存https://hackmd.io/{TEMP_NOTE_ID}"
            message = TextSendMessage(text=content)
            line_bot_api.reply_message(event.reply_token, message)
        else: 
            content = hb.add_temp_note(word)
            message = TextSendMessage(text=content)
            line_bot_api.reply_message(event.reply_token, message)

# if __name__ == "__main__":
#     port = int(os.environ.get('PORT', 5000))
#     app.run(host='0.0.0.0', port=port)

# Modify this Procfile to fit your needs
# web: gunicornapp-hellofly:app
# web: gunicorn app_for_tools:app
# web: gunicorn app_for_openaibot:app 
# web: gunicorn app_for_hackmdbot:app
web: gunicorn app:app

CHANNEL_ACCESS_TOKEN = ""
CHANNEL_SECRET = ""
LINE_USER_ID = ''
OPENAI_API_KEY = ''

HACKMD_USER_NAME = ''
IMGUR_CLIENT_ID = ''
HACKMD_API_TOKEN = ''
TODO_NOTE_ID = '' #  paste your fixed TODO note id
TEMP_NOTE_ID = '' # paste your fixed TEMP note id

click
Flask
gunicorn
itsdangerous
Jinja2
MarkupSafe
Werkzeug

googletrans==3.1.0a0
line-bot-sdk
requests
pandas
lxml
bs4

PyHackMD
pyimgur
openai

flyctl deploy

flyctl logs