#!/usr/bin/env python

"""
    A library that provides a Python interface to the Telegram Bot API
    Copyright (C) 2015 Leandro Toledo de Souza <leandrotoeldodesouza@gmail.com>

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Lesser Public License for more details.

    You should have received a copy of the GNU Lesser Public License
    along with this program.  If not, see [http://www.gnu.org/licenses/].
"""


from telegram import TelegramObject


class Update(TelegramObject):
    def __init__(self,
                 update_id,
                 message=None):
        self.update_id = update_id
        self.message = message

    @staticmethod
    def de_json(data):
        if 'message' in data:
            from telegram import Message
            message = Message.de_json(data['message'])
        else:
            message = None

        return Update(update_id=data.get('update_id', None),
                      message=message)

    def to_dict(self):
        data = {'update_id': self.update_id}
        if self.message:
            data['message'] = self.message.to_dict()
        return data