import os
import tempfile
import unittest

from src.lyricflow_core.api.project_state import ProjectState, project_state_service


class TestProjectStateService(unittest.TestCase):
    def test_parse_cursor_positions_defensive(self):
        raw = {
            "song1": "42",
            "song2": -10,
            "song3": "bad",
            123: 7,
        }
        expected = {"song1": 42, "song2": 0}
        self.assertEqual(expected, project_state_service.parse_cursor_positions(raw))

    def test_round_trip_file(self):
        with tempfile.TemporaryDirectory() as tmp:
            project_file = os.path.join(tmp, ".lyricproject")
            original = ProjectState(
                version=2,
                name="demo",
                open_files=[os.path.join(tmp, "a.lmd"), os.path.join(tmp, "b.lmd")],
                active_file=os.path.join(tmp, "b.lmd"),
                cursor_positions={os.path.join(tmp, "a.lmd"): 3, os.path.join(tmp, "b.lmd"): 8},
            )
            project_state_service.write_project(project_file, original)
            loaded = project_state_service.read_project(project_file)
            self.assertEqual(original, loaded)


if __name__ == "__main__":
    unittest.main()