from __future__ import annotations

from pathlib import Path

from ozan_radio.curation import (
    curation_summary_for_dj,
    default_curation_block,
    list_curated_tracks,
)


def test_default_curation_block_shape():
    block = default_curation_block()
    assert block["rating"] == "unrated"
    assert block["public_playlist"] is True
    assert block["shuffle_weight"] == 1.0


def test_list_curated_tracks_sorts_love_first(songs_dir: Path):
    tracks = list_curated_tracks(songs_dir)
    assert len(tracks) == 2
    assert tracks[0]["title"] == "Sahara Test"
    assert tracks[0]["curation"]["rating"] == "love"


def test_curation_summary_includes_loved_and_avoid(songs_dir: Path):
    summary = curation_summary_for_dj(songs_dir)
    assert "Sahara Test [love]" in summary
    assert "saz" in summary
    assert "electric guitar" in summary
    assert "Bad Intro" not in summary  # skip-rated omitted from lines


def test_curation_summary_empty_dir(tmp_path: Path):
    empty = tmp_path / "songs"
    empty.mkdir()
    assert curation_summary_for_dj(empty) == "No curated library yet."