#!/usr/bin/env python
#
# A library that provides a Python interface to the Telegram Bot API
# Copyright (C) 2015-2018
# Leandro Toledo de Souza <devs@python-telegram-bot.org>
#
# 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/].
import os
import sys
from collections import defaultdict
from queue import Queue
from threading import Thread, Event
from time import sleep

import pytest

from telegram import Bot
from telegram.ext import Dispatcher, JobQueue, Updater
from tests.bots import get_bot

TRAVIS = os.getenv('TRAVIS', False)

if TRAVIS:
    pytest_plugins = ['tests.travis_fold']

# THIS KEY IS OBVIOUSLY COMPROMISED
# DO NOT USE IN PRODUCTION!
PRIVATE_KEY = b"-----BEGIN RSA PRIVATE KEY-----\r\nMIIEowIBAAKCAQEA0AvEbNaOnfIL3GjB8VI4M5IaWe+GcK8eSPHkLkXREIsaddum\r\nwPBm/+w8lFYdnY+O06OEJrsaDtwGdU//8cbGJ/H/9cJH3dh0tNbfszP7nTrQD+88\r\nydlcYHzClaG8G+oTe9uEZSVdDXj5IUqR0y6rDXXb9tC9l+oSz+ShYg6+C4grAb3E\r\nSTv5khZ9Zsi/JEPWStqNdpoNuRh7qEYc3t4B/a5BH7bsQENyJSc8AWrfv+drPAEe\r\njQ8xm1ygzWvJp8yZPwOIYuL+obtANcoVT2G2150Wy6qLC0bD88Bm40GqLbSazueC\r\nRHZRug0B9rMUKvKc4FhG4AlNzBCaKgIcCWEqKwIDAQABAoIBACcIjin9d3Sa3S7V\r\nWM32JyVF3DvTfN3XfU8iUzV7U+ZOswA53eeFM04A/Ly4C4ZsUNfUbg72O8Vd8rg/\r\n8j1ilfsYpHVvphwxaHQlfIMa1bKCPlc/A6C7b2GLBtccKTbzjARJA2YWxIaqk9Nz\r\nMjj1IJK98i80qt29xRnMQ5sqOO3gn2SxTErvNchtBiwOH8NirqERXig8VCY6fr3n\r\nz7ZImPU3G/4qpD0+9ULrt9x/VkjqVvNdK1l7CyAuve3D7ha3jPMfVHFtVH5gqbyp\r\nKotyIHAyD+Ex3FQ1JV+H7DkP0cPctQiss7OiO9Zd9C1G2OrfQz9el7ewAPqOmZtC\r\nKjB3hUECgYEA/4MfKa1cvaCqzd3yUprp1JhvssVkhM1HyucIxB5xmBcVLX2/Kdhn\r\nhiDApZXARK0O9IRpFF6QVeMEX7TzFwB6dfkyIePsGxputA5SPbtBlHOvjZa8omMl\r\nEYfNa8x/mJkvSEpzvkWPascuHJWv1cEypqphu/70DxubWB5UKo/8o6cCgYEA0HFy\r\ncgwPMB//nltHGrmaQZPFT7/Qgl9ErZT3G9S8teWY4o4CXnkdU75tBoKAaJnpSfX3\r\nq8VuRerF45AFhqCKhlG4l51oW7TUH50qE3GM+4ivaH5YZB3biwQ9Wqw+QyNLAh/Q\r\nnS4/Wwb8qC9QuyEgcCju5lsCaPEXZiZqtPVxZd0CgYEAshBG31yZjO0zG1TZUwfy\r\nfN3euc8mRgZpSdXIHiS5NSyg7Zr8ZcUSID8jAkJiQ3n3OiAsuq1MGQ6kNa582kLT\r\nFPQdI9Ea8ahyDbkNR0gAY9xbM2kg/Gnro1PorH9PTKE0ekSodKk1UUyNrg4DBAwn\r\nqE6E3ebHXt/2WmqIbUD653ECgYBQCC8EAQNX3AFegPd1GGxU33Lz4tchJ4kMCNU0\r\nN2NZh9VCr3nTYjdTbxsXU8YP44CCKFG2/zAO4kymyiaFAWEOn5P7irGF/JExrjt4\r\nibGy5lFLEq/HiPtBjhgsl1O0nXlwUFzd7OLghXc+8CPUJaz5w42unqT3PBJa40c3\r\nQcIPdQKBgBnSb7BcDAAQ/Qx9juo/RKpvhyeqlnp0GzPSQjvtWi9dQRIu9Pe7luHc\r\nm1Img1EO1OyE3dis/rLaDsAa2AKu1Yx6h85EmNjavBqP9wqmFa0NIQQH8fvzKY3/\r\nP8IHY6009aoamLqYaexvrkHVq7fFKiI6k8myMJ6qblVNFv14+KXU\r\n-----END RSA PRIVATE KEY-----"  # noqa: E501


@pytest.fixture(scope='session')
def bot_info():
    return get_bot()


@pytest.fixture(scope='session')
def bot(bot_info):
    return Bot(bot_info['token'], private_key=PRIVATE_KEY)


@pytest.fixture(scope='session')
def chat_id(bot_info):
    return bot_info['chat_id']


@pytest.fixture(scope='session')
def super_group_id(bot_info):
    return bot_info['super_group_id']


@pytest.fixture(scope='session')
def channel_id(bot_info):
    return bot_info['channel_id']


@pytest.fixture(scope='session')
def provider_token(bot_info):
    return bot_info['payment_provider_token']


def create_dp(bot):
    # Dispatcher is heavy to init (due to many threads and such) so we have a single session
    # scoped one here, but before each test, reset it (dp fixture below)
    dispatcher = Dispatcher(bot, Queue(), job_queue=JobQueue(), workers=2, use_context=False)
    dispatcher.job_queue.set_dispatcher(dispatcher)
    thr = Thread(target=dispatcher.start)
    thr.start()
    sleep(2)
    yield dispatcher
    sleep(1)
    if dispatcher.running:
        dispatcher.stop()
    thr.join()


@pytest.fixture(scope='session')
def _dp(bot):
    for dp in create_dp(bot):
        yield dp


@pytest.fixture(scope='function')
def dp(_dp):
    # Reset the dispatcher first
    while not _dp.update_queue.empty():
        _dp.update_queue.get(False)
    _dp.chat_data = defaultdict(dict)
    _dp.user_data = defaultdict(dict)
    _dp.persistence = None
    _dp.handlers = {}
    _dp.groups = []
    _dp.error_handlers = []
    _dp.__stop_event = Event()
    _dp.__exception_event = Event()
    _dp.__async_queue = Queue()
    _dp.__async_threads = set()
    _dp.persistence = None
    _dp.use_context = False
    if _dp._Dispatcher__singleton_semaphore.acquire(blocking=0):
        Dispatcher._set_singleton(_dp)
    yield _dp
    Dispatcher._Dispatcher__singleton_semaphore.release()


@pytest.fixture(scope='function')
def cdp(dp):
    dp.use_context = True
    yield dp
    dp.use_context = False


@pytest.fixture(scope='function')
def updater(bot):
    up = Updater(bot=bot, workers=2)
    yield up
    if up.running:
        up.stop()


@pytest.fixture(scope='function')
def thumb_file():
    f = open(u'tests/data/thumb.jpg', 'rb')
    yield f
    f.close()


@pytest.fixture(scope='class')
def class_thumb_file():
    f = open(u'tests/data/thumb.jpg', 'rb')
    yield f
    f.close()


def pytest_configure(config):
    if sys.version_info >= (3,):
        config.addinivalue_line('filterwarnings', 'ignore::ResourceWarning')
        # TODO: Write so good code that we don't need to ignore ResourceWarnings anymore