import server.mf  # noqa: F401 — loads musicfetch, registers musicfetch_core
import musicfetch_core as mf


class _FakeResp:
    def __init__(self, status, payload):
        self.status_code = status
        self._payload = payload

    def json(self):
        return self._payload


FULL = {
    "entityUniqueId": "SPOTIFY_SONG::abc",
    "entitiesByUniqueId": {
        "SPOTIFY_SONG::abc": {
            "title": "Bloom",
            "artistName": "ODESZA",
            "thumbnailUrl": "https://img/cover.jpg",
        }
    },
    "linksByPlatform": {
        "youtubeMusic": {"url": "https://music.youtube.com/watch?v=YYY"},
        "youtube": {"url": "https://youtube.com/watch?v=YYY"},
    },
}


def test_odesli_resolve_full(monkeypatch):
    monkeypatch.setattr(mf.requests, "get", lambda *a, **k: _FakeResp(200, FULL))
    r = mf.odesli_resolve("https://open.spotify.com/track/abc")
    assert r.title == "Bloom"
    assert r.artist == "ODESZA"
    assert r.thumb == "https://img/cover.jpg"
    assert r.youtube_url == "https://music.youtube.com/watch?v=YYY"


def test_odesli_resolve_prefers_ytmusic_then_youtube(monkeypatch):
    payload = {**FULL, "linksByPlatform": {"youtube": {"url": "https://youtube.com/watch?v=ZZZ"}}}
    monkeypatch.setattr(mf.requests, "get", lambda *a, **k: _FakeResp(200, payload))
    r = mf.odesli_resolve("https://open.spotify.com/track/abc")
    assert r.youtube_url == "https://youtube.com/watch?v=ZZZ"


def test_odesli_resolve_no_youtube_link(monkeypatch):
    payload = {**FULL, "linksByPlatform": {}}
    monkeypatch.setattr(mf.requests, "get", lambda *a, **k: _FakeResp(200, payload))
    r = mf.odesli_resolve("https://open.spotify.com/track/abc")
    assert r.youtube_url == ""
    assert r.title == "Bloom"


def test_odesli_resolve_non_200_returns_none(monkeypatch):
    monkeypatch.setattr(mf.requests, "get", lambda *a, **k: _FakeResp(429, {}))
    assert mf.odesli_resolve("https://open.spotify.com/track/abc") is None


def test_odesli_resolve_malformed_returns_none(monkeypatch):
    monkeypatch.setattr(mf.requests, "get", lambda *a, **k: _FakeResp(200, {"nope": 1}))
    assert mf.odesli_resolve("https://open.spotify.com/track/abc") is None


def test_odesli_resolve_network_error_returns_none(monkeypatch):
    def boom(*a, **k):
        raise mf.RequestException("down")
    monkeypatch.setattr(mf.requests, "get", boom)
    assert mf.odesli_resolve("https://open.spotify.com/track/abc") is None