from pathlib import Path

from serato_doctor.duplicates import find_duplicate_groups
from serato_doctor.models.duplicate import DuplicateKind
from serato_doctor.models.track import DiskTrack


def track(path):
    path = Path(path)
    return DiskTrack(path, path.name, 100, path.suffix.lower())


def test_exact_names_in_different_folders_form_a_group():
    groups = find_duplicate_groups(
        [track("/A/Song.mp3"), track("/B/Song.mp3")]
    )

    assert len(groups) == 1
    assert groups[0].kind is DuplicateKind.EXACT_NAME
    assert groups[0].display_name == "Song.mp3"
    assert groups[0].extra_files == 1


def test_case_only_difference_is_an_exact_name_duplicate():
    groups = find_duplicate_groups(
        [track("/A/SONG.MP3"), track("/B/song.mp3")]
    )

    assert groups[0].kind is DuplicateKind.EXACT_NAME


def test_numeric_suffixes_form_a_suspected_cloud_conflict_group():
    groups = find_duplicate_groups(
        [
            track("/A/Track.mp3"),
            track("/B/Track 2.mp3"),
            track("/C/Track 3.mp3"),
        ]
    )

    assert len(groups) == 1
    assert groups[0].kind is DuplicateKind.CLOUD_CONFLICT
    assert groups[0].display_name == "Track.mp3"
    assert groups[0].extra_files == 2
    assert [item.path for item in groups[0].tracks] == [
        Path("/A/Track.mp3"),
        Path("/B/Track 2.mp3"),
        Path("/C/Track 3.mp3"),
    ]


def test_unrelated_and_single_files_are_not_reported():
    groups = find_duplicate_groups(
        [track("/A/First.mp3"), track("/B/Second.mp3")]
    )

    assert groups == ()