import os

import mutagen
import pytest
from symuid._tag_interface import Ogg

# pylint: disable=protected-access


@pytest.mark.parametrize("track_name", ["ogg-vorbis-empty.ogg"])
def test_get_track_path(tracks_dir_path, track_name):
    track_path = os.path.join(tracks_dir_path, track_name)
    ogg_iface = Ogg(mutagen.File(track_path))
    assert track_path == ogg_iface.track_path


@pytest.mark.parametrize(
    ("track_name", "tag_label", "expected_text"),
    [
        ("ogg-vorbis-empty.ogg", "artist", None),
        ("ogg-vorbis-typical.ogg", "artist", "libvorbis encoder"),
        ("ogg-vorbis-typical.ogg", "comment", "some further information"),
        ("ogg-vorbis-typical.ogg", "com", None),
        (
            "ogg-vorbis-typical.ogg",
            "symuid:uuid",
            "4cfe3a2a-6354-40f5-bd9b-5ccf1c6f48ba",
        ),
    ],
)
def test__get_single_text(tracks_dir_path, track_name, tag_label, expected_text):
    ogg_iface = Ogg(mutagen.File(os.path.join(tracks_dir_path, track_name)))
    assert expected_text == ogg_iface._get_single_text(tag_label)


@pytest.mark.parametrize(
    ("track_name", "expected_comment"),
    [
        ("ogg-vorbis-empty.ogg", None),
        ("ogg-vorbis-typical.ogg", "some further information"),
    ],
)
def test_get_comment(tracks_dir_path, track_name, expected_comment):
    iface = Ogg(mutagen.File(os.path.join(tracks_dir_path, track_name)))
    assert expected_comment == iface.get_comment()


def test_set_comment(empty_ogg_vorbis_path):
    iface = Ogg(mutagen.File(empty_ogg_vorbis_path))
    assert iface.get_comment() is None
    iface.set_comment("latin chars")
    assert iface.get_comment() == "latin chars"
    iface.set_comment("你好!")
    assert iface.get_comment() == "你好!"
    iface.save()
    iface_reread = Ogg(mutagen.File(empty_ogg_vorbis_path))
    assert iface_reread.get_comment() == "你好!"
    tags = mutagen.File(iface.track_path).tags
    assert len(tags) == 1
    assert tags.items()[0] == ("comment", ["你好!"])


@pytest.mark.parametrize(
    ("track_name", "expected_uuid"),
    [
        ("ogg-vorbis-empty.ogg", None),
        ("ogg-vorbis-typical.ogg", b"L\xfe:*cT@\xf5\xbd\x9b\\\xcf\x1coH\xba"),
    ],
)
def test_get_track_uuid(tracks_dir_path, track_name, expected_uuid):
    iface = Ogg(mutagen.File(os.path.join(tracks_dir_path, track_name)))
    assert expected_uuid == iface.get_track_uuid()


def test_set_track_uuid(empty_ogg_vorbis_path):
    iface = Ogg(mutagen.File(empty_ogg_vorbis_path))
    assert iface.get_track_uuid() is None
    uuid_a = b"s\x84@\xd8\xfe\xe8K\x80\xa7J\x13\x89\\%\xech"
    iface.set_track_uuid(uuid_a)
    assert iface.get_track_uuid() == uuid_a
    uuid_b = b"\xfaQ\x9a\x0eo\xa3Cp\xa1\x98c\x01\x93\xfb\xf7\xd0"
    iface.set_track_uuid(uuid_b)
    assert iface.get_track_uuid() == uuid_b
    iface.save()
    iface_reread = Ogg(mutagen.File(empty_ogg_vorbis_path))
    assert iface_reread.get_track_uuid() == uuid_b
    tags = mutagen.File(iface.track_path).tags
    assert len(tags) == 1
    assert tags.items()[0] == ("symuid:uuid", ["fa519a0e-6fa3-4370-a198-630193fbf7d0"])


@pytest.mark.parametrize(
    ("track_name", "tag_label", "expected_int"),
    [
        ("ogg-vorbis-empty.ogg", "tracknumber", None),
        ("ogg-vorbis-typical.ogg", "tracknumber", 3),
        ("ogg-vorbis-typical.ogg", "tracknumberr", None),
        ("ogg-vorbis-typical.ogg", "symuid:pcnt:player:library:1572098177", 22),
    ],
)
def test_get_free_int(tracks_dir_path, track_name, tag_label, expected_int):
    ogg_iface = Ogg(mutagen.File(os.path.join(tracks_dir_path, track_name)))
    assert expected_int == ogg_iface.get_free_int(tag_label)


def test_get_free_ints(tracks_dir_path):
    iface = Ogg(mutagen.File(os.path.join(tracks_dir_path, "ogg-vorbis-typical.ogg")))
    assert not list(iface.get_free_ints("symuid:none"))
    assert list(iface.get_free_ints("tracknumber")) == [("tracknumber", 3)]
    assert not list(iface.get_free_ints("tracknum"))
    pcnt_tags = {
        ("symuid:pcnt:player:library:1572098177", 22),
        ("symuid:pcnt:player:library:1572098158", 21),
    }
    assert set(iface.get_free_ints("symuid:pcnt:player:library:1572098158")) == {
        ("symuid:pcnt:player:library:1572098158", 21)
    }
    assert set(iface.get_free_ints("symuid:pcnt:player:library")) == pcnt_tags
    assert set(iface.get_free_ints("symuid:pcnt:player")) == pcnt_tags
    assert set(iface.get_free_ints("symuid:pcnt")) == pcnt_tags


def test_set_free_int(empty_ogg_vorbis_path):
    iface = Ogg(mutagen.File(empty_ogg_vorbis_path))
    assert iface.get_free_int("tracknumber") is None
    iface.set_free_int("tracknumber", 9)
    assert iface.get_free_int("tracknumber") == 9
    iface.set_free_int("tracknumber", 5)
    assert iface.get_free_int("tracknumber") == 5
    iface.save()
    iface_reread = Ogg(mutagen.File(empty_ogg_vorbis_path))
    assert iface_reread.get_free_int("tracknumber") == 5
    tags = mutagen.File(iface.track_path).tags
    assert len(tags) == 1
    assert tags.items()[0] == ("tracknumber", ["5"])