emmental/db/library.py

70 lines
2.1 KiB
Python

# Copyright 2021 (c) Anna Schumaker.
#
# Table: libraries
# +-----------+-----------+---------+------+
# | libraryid | plstateid | enabled | path |
# +-----------+-----------+---------+------+
import pathlib
from gi.repository import GObject
from . import sql
from . import playlist
from . import track
from . import user
class Library(playlist.Playlist):
def __init__(self, row):
playlist.Playlist.__init__(self, row, "folder-music")
self._path = pathlib.Path(row["path"])
self._enabled = row["enabled"]
@GObject.Property
def name(self): return str(self._path)
@GObject.Property
def path(self): return self._path
@GObject.Property(type=bool,default=True)
def enabled(self): return self._enabled
@enabled.setter
def enabled(self, newval):
sql.execute("UPDATE libraries SET enabled=? WHERE libraryid=?",
[ newval, self.rowid ])
sql.commit()
self._enabled = newval
user.Table.find("Collection").refresh()
def delete(self): Table.delete(self)
def tracks(self):
cursor = sql.execute(f"SELECT trackid FROM tracks "
"WHERE libraryid=?", [ self.rowid ])
return [ track.Table.get(row["trackid"]) for row in cursor.fetchall() ]
class LibraryTable(playlist.Model):
def __init__(self):
playlist.Model.__init__(self, "libraries", "path")
def do_create(self):
sql.execute("CREATE TABLE IF NOT EXISTS libraries "
"(libraryid INTEGER PRIMARY KEY, "
" plstateid INTEGER NOT NULL, "
" enabled INTEGER DEFAULT 1, "
" path TEXT UNIQUE, "
" FOREIGN KEY (plstateid) REFERENCES playlist_states(plstateid))")
def do_factory(self, row):
return Library(row)
def do_insert(self, plstate, path):
return sql.execute("INSERT INTO libraries (plstateid, path) "
"VALUES (?, ?)", [ plstate.rowid, str(path) ])
def do_lookup(self, path):
return sql.execute("SELECT * FROM libraries WHERE path=?", [ str(path) ])
Table = LibraryTable()