# Copyright 2021 (c) Anna Schumaker.
import db
import pathlib
import sqlite3
import unittest
from gi.repository import GObject


class TestLibrary(unittest.TestCase):
    def track_added(self, library, added):
        self.added = added

    def track_removed(self, library, removed, adjusted_current):
        self. removed = (removed, adjusted_current)

    def setUp(self):
        db.reset()

    def test_init(self):
        library = db.library.Table.insert(pathlib.Path("/a/b/c"))
        self.assertIsInstance(library, db.playlist.Playlist)
        self.assertEqual(library.get_property("name"), "/a/b/c")
        self.assertEqual(library.get_property("icon-name"), "folder-music")

    def test_delete(self):
        library = db.library.Table.find(pathlib.Path("/a/b/c"))
        library.delete()
        self.assertIsNone(db.library.Table.lookup(pathlib.Path("/a/b/c")))

    def test_path(self):
        library = db.library.Table.insert(pathlib.Path("/a/b/c"))
        self.assertIsInstance(library._path, pathlib.Path)
        self.assertEqual(library.get_property("path"), library._path)

    def test_enabled(self):
        library = db.library.Table.insert(pathlib.Path("/a/b/c"))
        self.assertTrue(library._enabled)
        self.assertTrue(library.get_property("enabled"))

        library.enabled = False
        self.assertFalse(library._enabled)

    def test_tracks(self):
        library = db.library.Table.insert(pathlib.Path("/a/b/c"))
        library.connect("track-added", self.track_added)
        self.assertEqual(library.get_n_tracks(), 0)
        self.assertEqual(library.get_tracks(), [ ])

        track = db.make_fake_track(1, 1, "Test Track", "/a/b/c/1.ogg")
        self.assertEqual(library.get_n_tracks(), 1)
        self.assertEqual(library.get_track(0), track)
        self.assertEqual(library.get_tracks(), [ track ])
        self.assertEqual(library.get_track_index(track), 0)
        self.assertEqual(self.added, track)

        library.connect("track-removed", self.track_removed)
        db.track.Table.delete(track)
        self.assertEqual(library.get_tracks(), [ ])
        self.assertEqual(self.removed, (track, False))


class TestLibraryTable(unittest.TestCase):
    def setUp(self):
        db.reset()

    def test_init(self):
        table = db.library.LibraryTable()
        self.assertIsInstance(table, db.playlist.Model)
        self.assertIsInstance(table, db.table.Model)
        self.assertEqual(table.table, "libraries")
        self.assertEqual(table.order, "path")

        self.assertIsInstance(db.library.Table, db.library.LibraryTable)
        db.sql.execute("SELECT libraryid,plstateid,enabled,path FROM libraries")

    def test_insert(self):
        table = db.library.LibraryTable()
        library = table.insert(pathlib.Path("/a/b/c"))

        self.assertIsInstance(library, db.library.Library)
        self.assertIsInstance(library._plstate, db.state.PlaylistState)
        self.assertEqual(library._rowkey, "libraryid")
        self.assertEqual(library._path, pathlib.Path("/a/b/c"))
        self.assertTrue(library._enabled)

        with self.assertRaises(sqlite3.IntegrityError):
            db.library.Table.insert(pathlib.Path("/a/b/c"))

    def test_delete(self):
        table = db.library.LibraryTable()
        library = table.insert(pathlib.Path("/a/b/c"))
        state = library.plist_state

        table.delete(library)
        self.assertIsNone(db.library.Table.lookup(pathlib.Path("/a/b/c")))
        self.assertIsNone(db.state.Table.get(state.rowid))

    def test_lookup(self):
        table = db.library.LibraryTable()
        library = table.insert(pathlib.Path("/a/b/c"))

        self.assertEqual(table.lookup(pathlib.Path("/a/b/c")), library)
        self.assertIsNone(table.lookup(pathlib.Path("/a/b/d")))