from __future__ import annotations

import queue

import pytest

from somafm_tui import mpris


def test_build_metadata() -> None:
    metadata = mpris.build_metadata(
        station="Groove Salad",
        title="Rauschebart",
        artist="Jens Buchert",
        album="Gravity",
        art_url="https://example.com/art.jpg",
        stream_url="https://ice2.somafm.com/groovesalad-256-mp3",
        track_key="groovesalad|Jens Buchert|Rauschebart|Gravity",
    )
    assert metadata["mpris:trackid"].value.startswith("/org/somafm/track/")
    assert metadata["xesam:title"].value == "Rauschebart"
    assert metadata["xesam:artist"].value == ["Jens Buchert"]
    assert metadata["xesam:album"].value == "Gravity"
    assert metadata["mpris:artUrl"].value == "https://example.com/art.jpg"
    assert metadata["xesam:url"].value.startswith("https://ice2.")
    assert metadata["xesam:comment"].value == ["SomaFM · Groove Salad"]

    minimal = mpris.build_metadata(station="X", title="", artist="")
    assert minimal["xesam:artist"].value == ["SomaFM"]
    assert "xesam:album" not in minimal
    assert "mpris:artUrl" not in minimal


def test_disabled_service_is_inert() -> None:
    service = mpris.MprisService(queue.Queue(), enabled=False)
    assert service.status_label == "off"
    service.start()
    service.set_track(station="X", title="T", artist="A")
    service.set_status("Playing")
    service.set_volume(0.5)
    service.stop()
    assert service.available is False


@pytest.mark.skipif(not mpris.DBUS_AVAILABLE, reason="dbus-next not installed")
def test_interfaces_introspect_and_queue_actions() -> None:
    actions: queue.Queue[str] = queue.Queue()
    service = mpris.MprisService(actions, enabled=False)

    player = mpris._PlayerInterface(service)
    interface = player.introspect()
    properties = {prop.name: prop for prop in interface.properties}
    assert properties["Metadata"].signature == "a{sv}"
    assert properties["PlaybackStatus"].signature == "s"
    assert properties["Volume"].signature == "d"
    assert properties["Volume"].access == mpris.PropertyAccess.READWRITE
    assert properties["Position"].signature == "x"

    methods = {method.name: method.in_signature for method in interface.methods}
    assert methods["Play"] == ""
    assert methods["Seek"] == "x"
    assert methods["SetPosition"] == "ox"
    assert methods["OpenUri"] == "s"

    player.Volume = 0.33
    assert actions.get_nowait() == "volume:33"
    player.Play()
    player.Pause()
    player.PlayPause()
    player.Stop()
    player.Next()
    player.Previous()
    assert [actions.get_nowait() for _ in range(6)] == [
        "play",
        "pause",
        "toggle",
        "stop",
        "next",
        "prev",
    ]

    root = mpris._RootInterface(service)
    root_interface = root.introspect()
    root_props = {prop.name: prop.signature for prop in root_interface.properties}
    assert root_props["Identity"] == "s"
    assert root_props["SupportedUriSchemes"] == "as"
    assert "Quit" in {method.name for method in root_interface.methods}


@pytest.mark.skipif(not mpris.DBUS_AVAILABLE, reason="dbus-next not installed")
def test_service_stores_state_without_bus() -> None:
    service = mpris.MprisService(queue.Queue(), enabled=False)
    service.set_track(
        station="Groove Salad",
        title="Rauschebart",
        artist="Jens Buchert",
        album="Gravity",
        art_url="https://example.com/art.jpg",
        stream_url="https://ice2.somafm.com/x-256-mp3",
    )
    service.set_status("Playing")
    service.set_volume(0.8)
    assert service._metadata["xesam:title"].value == "Rauschebart"
    assert service._status == "Playing"
    assert service._volume == 0.8