#!/usr/bin/env python
#
# A library that provides a Python interface to the Telegram Bot API
# Copyright (C) 2015-2024
# 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 asyncio

import pytest

from telegram import (
    Bot,
    CallbackQuery,
    Chat,
    ChosenInlineResult,
    Message,
    Poll,
    PollOption,
    PreCheckoutQuery,
    ShippingQuery,
    Update,
    User,
)
from telegram.ext import CallbackContext, JobQueue, PollHandler
from tests.auxil.slots import mro_slots

message = Message(1, None, Chat(1, ""), from_user=User(1, "", False), text="Text")

params = [
    {"message": message},
    {"edited_message": message},
    {"callback_query": CallbackQuery(1, User(1, "", False), "chat", message=message)},
    {"channel_post": message},
    {"edited_channel_post": message},
    {"chosen_inline_result": ChosenInlineResult("id", User(1, "", False), "")},
    {"shipping_query": ShippingQuery("id", User(1, "", False), "", None)},
    {"pre_checkout_query": PreCheckoutQuery("id", User(1, "", False), "", 0, "")},
    {"callback_query": CallbackQuery(1, User(1, "", False), "chat")},
]

ids = (
    "message",
    "edited_message",
    "callback_query",
    "channel_post",
    "edited_channel_post",
    "chosen_inline_result",
    "shipping_query",
    "pre_checkout_query",
    "callback_query_without_message",
)


@pytest.fixture(scope="class", params=params, ids=ids)
def false_update(request):
    return Update(update_id=2, **request.param)


@pytest.fixture()
def poll(bot):
    return Update(
        0,
        poll=Poll(
            1,
            "question",
            [PollOption("1", 0), PollOption("2", 0)],
            0,
            False,
            False,
            Poll.REGULAR,
            True,
        ),
    )


class TestPollHandler:
    test_flag = False

    def test_slot_behaviour(self):
        inst = PollHandler(self.callback)
        for attr in inst.__slots__:
            assert getattr(inst, attr, "err") != "err", f"got extra slot '{attr}'"
        assert len(mro_slots(inst)) == len(set(mro_slots(inst))), "duplicate slot"

    @pytest.fixture(autouse=True)
    def _reset(self):
        self.test_flag = False

    async def callback(self, update, context):
        self.test_flag = (
            isinstance(context, CallbackContext)
            and isinstance(context.bot, Bot)
            and isinstance(update, Update)
            and isinstance(context.update_queue, asyncio.Queue)
            and isinstance(context.job_queue, JobQueue)
            and context.user_data is None
            and context.chat_data is None
            and isinstance(context.bot_data, dict)
            and isinstance(update.poll, Poll)
        )

    def test_other_update_types(self, false_update):
        handler = PollHandler(self.callback)
        assert not handler.check_update(false_update)

    async def test_context(self, app, poll):
        handler = PollHandler(self.callback)
        app.add_handler(handler)

        async with app:
            await app.process_update(poll)
        assert self.test_flag