db: Give Tracks a way to directly set playcount and lastplayed

This will be needed when importing tracks from the tagdb into the sqlite
db

Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>

db/test_track.py

@@ -77,6 +77,13 @@ class TestTrackTable(unittest.TestCase):
 
     def test_track_played(self):
         track = db.make_fake_track(1, 1.234, "Test Title", "/a/b/c/d.efg")
+        today = datetime.date.today()
+        yesterday = today - datetime.timedelta(days=1)
+
         track.played()
         self.assertEqual(track.playcount, 1)
-        self.assertEqual(track.lastplayed, datetime.date.today())
+        self.assertEqual(track.lastplayed, today)
+
+        track.last_played(4, yesterday)
+        self.assertEqual(track.playcount, 4)
+        self.assertEqual(track.lastplayed, yesterday)

db/track.py

@@ -84,6 +84,13 @@ class Track(objects.Row):
         commit()
 
 
+    def last_played(self, playcount, lastplayed):
+        execute("UPDATE tracks "
+                "SET playcount=?, lastplayed=? "
+                "WHERE trackid=?", [ playcount, lastplayed, self.rowid ])
+        commit()
+
+
 class TrackTable(objects.Table):
     def __init__(self):
         objects.Table.__init__(self, "tracks", Track)