import pytest
from unittest.mock import AsyncMock, patch, MagicMock
import discord
from conftest import MockApplicationContext


@pytest.fixture
def tts_cog(bot):
    from cogs.tts import TTS
    cog = TTS(bot)
    return cog


@pytest.mark.asyncio
async def test_tts_file_output(tts_cog, mock_channel, mock_guild, bot, mock_user):
    ctx = MockApplicationContext(bot=bot, channel=mock_channel, guild=mock_guild)
    ctx.user = mock_user
    ctx.author = mock_user

    "/tmp/test_tts.mp3"

    with patch('cogs.tts.gTTS') as _:
        with patch('os.path.exists', return_value=True):
            with patch('os.unlink'):
                with patch.object(ctx, 'respond', new_callable=AsyncMock) as mock_respond:
                    with patch('cogs.tts.get_volume', return_value=1.0):
                        await tts_cog.tts.callback(tts_cog, ctx, text="Hello", output="file")
                        mock_respond.assert_called_once()


@pytest.mark.asyncio
async def test_tts_voice_output_not_in_channel(tts_cog, mock_channel, mock_guild, bot, mock_user):
    ctx = MockApplicationContext(bot=bot, channel=mock_channel, guild=mock_guild)
    ctx.user = mock_user
    ctx.author = mock_user
    ctx.author.voice = None

    with patch('cogs.tts.gTTS'):
        with patch('os.path.exists', return_value=True):
            with patch('os.unlink'):
                with patch.object(ctx, 'respond', new_callable=AsyncMock) as mock_respond:
                    with patch('cogs.tts.get_volume', return_value=1.0):
                        await tts_cog.tts.callback(tts_cog, ctx, text="Hello", output="vc")


@pytest.mark.asyncio
async def test_tts_error_handling(tts_cog, mock_channel, mock_guild, bot, mock_user):
    ctx = MockApplicationContext(bot=bot, channel=mock_channel, guild=mock_guild)
    ctx.user = mock_user
    ctx.author = mock_user

    with patch('cogs.tts.gTTS', side_effect=Exception("TTS Error")):
        with patch('os.path.exists', return_value=False):
            with patch.object(ctx, 'respond', new_callable=AsyncMock) as mock_respond:
                await tts_cog.tts.callback(tts_cog, ctx, text="Hello", output="file")
                mock_respond.assert_called_once()
                args = mock_respond.call_args
                assert "Error" in str(args) or "eror" in str(args)