We have to be careful not to check track positions against playlists
where current == -1, because this could drastically slow down adding new
tracks because SQLite would need to find the position for every track
Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>
And add a get_current_track() function to make it easier to get the
currently selected track. Clamping behaves differently if random or loop
are enabled to ensure a track is still picked.
Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>
This keeps us from ever completely clearing the sort field in the
playlist state, since that would lead to an incomplete SQL query error.
Fixes: #38 (PlaylistStates should not allow completely clearing sort)
Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>
This lets us handle changes easier, since we'll catch them as they
happen. This lets us emit the "refreshed" signal when sorting changes,
for example.
Implements: Issue #32 (Passthrough PlaylistState properties)
Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>
For genre and most user playlists that rely on an extra map table to
figure out which tracks they have.
Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>
So we can remove playlists from the database when needed.
Implemets: Issue #29 (Give playlists a delete() function)
Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>
This will be used by the sidebar to display playlist rows
Implements: Issue #20 (Give Playlist database items a icon-name property)
Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>
These are the base classes that will be used by all our Playlist-like
objects.
Implements: Issue #11 (Cache database items fields)
Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>
And clean up how the default playlists are created so the test doesn't
fall over with the new column.
Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>
And create both permanent and temporary maps for tracks. The temporary
map is intended to be used for the New Tracks and Previous playlists,
since we don't store the state across restarts.
Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>