tagdb: Have Tracks schedule an ImportTask when loading

And a CommitTask when we're done. Note: we only load and import the
tagdb if we are creating a new database.

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

tagdb/__init__.py

@@ -3,8 +3,10 @@ from . import allocator
 from . import stack
 from . import tags
 from . import track
+import db
 import lib
 import pathlib
+import scanner
 import threading
 
 File = "tagdb.pickle"
@@ -78,6 +80,8 @@ def load():
     global Library
     global Tracks
     global Stack
+    if not db.new_db():
+        return
     with lib.data.DataFile(File, lib.data.READ) as f:
         if f.exists():
             (tagstate, Tracks, Library, Stack) = f.unpickle()
@@ -85,6 +89,7 @@ def load():
             Tracks.load_tags()
             Library.fix_tracks()
             __register_callbacks()
+            scanner.Queue.push(scanner.task.CommitTask())
 
 def __register_callbacks():
     for store in [ Library, tags.User, Tracks ]:

tagdb/test_tagdb.py

@@ -1,4 +1,5 @@
 # Copyright 2020 (c) Anna Schumaker.
+import db
 import lib
 import pathlib
 import tagdb
@@ -8,6 +9,7 @@ test_tracks = pathlib.Path("./data/Test Album")
 
 class TestLibraryTag(unittest.TestCase):
     def tearDown(self):
+        db.NewDatabase = True
         tagdb.reset()
 
     def test_library_tag_init(self):
@@ -122,6 +124,7 @@ class TestTrackDB(unittest.TestCase):
         tagdb.Bus.complete()
         self.assertTrue(db_file.exists())
 
+        db.reset()
         tagdb.tags.reset()
         tagdb.Library.reset()
         tagdb.Tracks.reset()

tagdb/track.py

@@ -4,6 +4,8 @@ from lib import publisher
 from . import tags
 from gi.repository import GObject
 import datetime
+import db
+import scanner
 
 class Track(GObject.Object):
     def __init__(self, trackid, filepath, library):
@@ -66,6 +68,9 @@ class Track(GObject.Object):
         self.decade = tags.Decade.init_track(self.decade, self)
         self.year   = tags.Year.init_track(self.decade, self.year, self)
         self.playlists = [ tags.User.init_track(p, self) for p in self.playlists ]
+        scanner.import_track(db.library.Table.find(self.library.name),
+                             self.filepath(), self.playcount, self.lastplayed,
+                             [ p.name for p in self.playlists ])
 
     def about_to_remove(self):
         tags.Artist.remove(self.artist, self)