#!/usr/bin/python3

import os
import time, threading, schedule
import telebot
from FortniteStatusWrapper import *
from FortniteStatusFormatter import *
from FortniteClient import *
from FortniteEvents import *
from persistence import UserRepository
from datetime import datetime

if "TELEBOT_BOT_TOKEN" not in os.environ:
    raise AssertionError("Please configure TELEBOT_BOT_TOKEN as environment variables")

bot = telebot.TeleBot(os.environ["TELEBOT_BOT_TOKEN"])
userRepository = UserRepository('db.sqlite')
fortniteStatusWrapper = FortniteStatusWrapper()
fortniteClient = FortniteClient()

@bot.message_handler(commands = ['start'])
def startCommand(message):
    userRepository.putUser(message.chat.id)
    bot.reply_to(message, "This chat successfully registered to receive Fortnite updates!")

@bot.message_handler(commands = ['status'])
def getStatus(message):
    bot.reply_to(
        message,
        formatFortniteStatus(fortniteStatus.getStatus()),
        parse_mode='MarkdownV2')

@bot.message_handler(commands = ['friends'])
def getFriends(message):
    bot.reply_to(
        message,
        formatFriends(fortniteClient.get_friends()),
        parse_mode='MarkdownV2')

class FortniteStatusObserver(Observer):
    def update(self, fortniteStatus) -> None:
        for user in userRepository.getAllUsers():
            bot.send_message(
                user[0],
                formatFortniteStatus(fortniteStatus),
                parse_mode='MarkdownV2'
            )

class FortnitePresenceObserver(PresenceObserver):

    # Map name -> last seen not playing timestamp seconds
    statuses = {}

    def update(self, display_name: str, playing: bool) -> None:
        print('FortnitePresenceObserver: {} playing = {}'.format(display_name, playing))
        if playing:
            if not display_name in self.statuses:
                self.__notifyFriendPlaying(display_name)
                self.statuses[display_name] = time.time()
            else:
                diff = time.time() - self.statuses[display_name]
                if diff > 60 * 60: # 60 minutes
                     self.__notifyFriendPlaying(display_name)
        else:
            self.statuses[display_name] = time.time()

    def __notifyFriendPlaying(self, display_name: str):
        for user in userRepository.getAllUsers():
            bot.send_message(
                user[0],
                '{} is online'.format(display_name),
                parse_mode='MarkdownV2'
            )

if __name__ == '__main__':
    fortniteStatusWrapper.attach(FortniteStatusObserver())
    fortniteClient.attach(FortnitePresenceObserver())

    main_thread = threading.Thread(target=bot.infinity_polling, name='bot_infinity_polling', daemon=True)
    main_thread.start()
    #main_thread.join()
    fortniteClient.run()