#!/usr/bin/env python3

from unittest.mock import MagicMock

import pytest

from bdfr.exceptions import NotADownloadableLinkError
from bdfr.resource import Resource
from bdfr.site_downloaders.fallback_downloaders.ytdlp_fallback import YtdlpFallback


@pytest.mark.online
@pytest.mark.parametrize(('test_url', 'expected'), (
    ('https://www.reddit.com/r/specializedtools/comments/n2nw5m/bamboo_splitter/', True),
    ('https://www.youtube.com/watch?v=P19nvJOmqCc', True),
    ('https://www.example.com/test', False),
    ('https://milesmatrix.bandcamp.com/album/la-boum/', False),
    ('https://v.redd.it/54i8fvzev3u81', True),
))
def test_can_handle_link(test_url: str, expected: bool):
    result = YtdlpFallback.can_handle_link(test_url)
    assert result == expected


@pytest.mark.online
@pytest.mark.parametrize('test_url', (
    'https://milesmatrix.bandcamp.com/album/la-boum/',
))
def test_info_extraction_bad(test_url: str):
    with pytest.raises(NotADownloadableLinkError):
        YtdlpFallback.get_video_attributes(test_url)


@pytest.mark.online
@pytest.mark.slow
@pytest.mark.parametrize(('test_url', 'expected_hash'), (
    ('https://streamable.com/dt46y', 'b7e465adaade5f2b6d8c2b4b7d0a2878'),
    ('https://streamable.com/t8sem', '49b2d1220c485455548f1edbc05d4ecf'),
    ('https://www.reddit.com/r/specializedtools/comments/n2nw5m/bamboo_splitter/', '03087ce64f88f438bad6849858c9b7f0'),
    ('https://v.redd.it/9z1dnk3xr5k61', '9ce39c8e46b6534a0b3f164a792d51c8'),
))
def test_find_resources(test_url: str, expected_hash: str):
    test_submission = MagicMock()
    test_submission.url = test_url
    downloader = YtdlpFallback(test_submission)
    resources = downloader.find_resources()
    assert len(resources) == 1
    assert isinstance(resources[0], Resource)
    for res in resources:
        res.download()
    assert resources[0].hash.hexdigest() == expected_hash