from deltachat2 import MsgData, events
from deltabot_cli import BotCli

import RPi.GPIO as GPIO
import time
import subprocess

cli = BotCli("doorbot")

allowed_chats = [10,12,13]

@cli.on(events.RawEvent)
def log_event(bot, accid, event):
    bot.logger.info(event)

def open_downstairs(bot, accid, msg):
    pin = 24
    if not msg.chat_id in allowed_chats:
        bot.rpc.send_msg(accid, msg.chat_id, MsgData(text="permission denied"))
        return
    bot.rpc.send_reaction(accid, msg.id, ["🆗"])
    GPIO.setmode(GPIO.BCM)
    GPIO.setwarnings(False)
    GPIO.setup(pin,GPIO.OUT)
    GPIO.output(pin,GPIO.HIGH)
    time.sleep(3)
    GPIO.output(pin,GPIO.LOW)

@cli.on(events.NewMessage)
def echo(bot, accid, event):
    # TODO: make this only work in one allowed verified group
    # TODO: check the time this was sent that it is not too far ago
    #  or and use realtime channels
    msg = event.msg
    if msg.text == "/open2":
        if not msg.chat_id in allowed_chats:
            bot.rpc.send_msg(accid, msg.chat_id, MsgData(text="permission denied"))
            return
        bot.rpc.send_reaction(accid, msg.id, ["🆗"])
        try:
            subprocess.run(["./unlock.sh"], timeout=60)
        except subprocess.TimeoutExpired:
            bot.rpc.send_reaction(accid, msg.id, ["❌"])
    elif msg.text.startswith("/open"):
        try:
            n = int(msg.text.removeprefix("/open"))
        except ValueError:
            n = 0
        time.sleep(n)
        open_downstairs(bot, accid, msg)
    elif msg.text == "/id":
       bot.rpc.send_msg(accid, msg.chat_id, MsgData(text="the id of this chat is {id}, add this to the allowlist to allow opening the door from this group".format(id = msg.chat_id)))
    elif msg.text == "/help":
       bot.rpc.send_msg(accid, msg.chat_id, MsgData(text="/open [delay]\n/open2\n/id - get ID of the chat"))

if __name__ == "__main__":
    cli.start()