import json
import logging
from datetime import datetime
import re

from telegram.ext import Updater, CommandHandler, MessageHandler, Filters, RegexHandler, ConversationHandler, CallbackQueryHandler
from telegram import ReplyKeyboardMarkup, ReplyKeyboardRemove, InlineKeyboardButton, InlineKeyboardMarkup
import airbnb

search_id = 0
inline = 'inline'

def greet_user(bot, update, user_data):
    text = ("Hi! I'm bot low cost offers finder at Airbnb.\n\n"
            "I will follow your filters and tell you when i find new offer for you.\n\n"
            "It's simple to use me:\n"
            " · Press Menu, to add your first notification or to edit existing\n"
            " · To read full description of bot functions press Help button")

    keyboard = [[InlineKeyboardButton("Menu", callback_data='Menu'),
                 InlineKeyboardButton("My subscriptions", callback_data='My subscriptions')],

                [InlineKeyboardButton("Help", callback_data='Help')]]
    reply_markup = InlineKeyboardMarkup(keyboard)

    update.message.reply_text(text, reply_markup=reply_markup)
    return inline


def main_menu(bot, update, user_data):
    query = update.callback_query
    print(query.data)
    functions = {'Menu': menu(bot, update, user_data),
                 'Help': help_comm(bot, update, user_data),
                 'My subscriptions': my_subs(bot, update, user_data)}

    return functions[query.data]


def menu(bot, update, user_data):
    text = "Do you want to add new search or edit existing?"

    keyboard = [[InlineKeyboardButton('New search', callback_data='New search'),
                 InlineKeyboardButton('Edit existing search', callback_data='Edit existing search')]]
    reply_markup = InlineKeyboardMarkup(keyboard)
    query = update.callback_query

    query.edit_message_text(text, reply_markup=reply_markup)
    return inline


def help_comm(bot, update, user_data):
    text = '''What does this bot do?\n
Tracks prices for apartments that suits your criteria, when it founds new offer bot sends you picture, price and link to this offer.\n
You should set your currency, check in and check out dates, number of guests, city name, room types, minimum and maximum price per night.\n
How to use?
1.To make first search subscription go to menu and then press "New search".\n
2.Set all required parameters.\n
3. Press save, now you made your first subscription.\n
To change or delete parameters go to menu and press "edit".
To show all of your subscriptions go to menu and press "my subscriptions".
    '''
    keyboard = [[InlineKeyboardButton("Menu", callback_data='Menu'),
                 InlineKeyboardButton("My subscriptions", callback_data='My subscriptions')],

                [InlineKeyboardButton("Help", callback_data='Help')]]
    reply_markup = InlineKeyboardMarkup(keyboard)
    query = update.callback_query

    query.edit_message_text(text, reply_markup=reply_markup)
    return inline


def my_subs(bot, update, user_data):
    text = 'Здесь должны быть существующие подписки'
    keyboard = [[InlineKeyboardButton("Menu", callback_data='Menu'),
                 InlineKeyboardButton("My subscriptions", callback_data='My subscriptions')],

                [InlineKeyboardButton("Help", callback_data='Help')]]
    reply_markup = InlineKeyboardMarkup(keyboard)
    query = update.callback_query

    query.edit_message_text(text, reply_markup=reply_markup)
    return inline