Anna Schumaker
5a52bdc546
And make sure the tracks are deleted when a Library is deleted. Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>
73 lines
2.2 KiB
Python
73 lines
2.2 KiB
Python
# Copyright 2021 (c) Anna Schumaker.
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#
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# Table: libraries
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# +-----------+------+---------+
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# | libraryid | path | enabled |
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# +-----------+------+---------+
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import pathlib
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from gi.repository import GObject
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from . import commit
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from . import execute
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from . import objects
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from . import track
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class Library(objects.Row):
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def __lt__(self, rhs): return self.path < rhs.path
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def __gt__(self, rhs): return self.path > rhs.path
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def __str__(self): return str(self.path)
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def do_get_column(self, column):
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return execute(f"SELECT {column} FROM libraries "
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"WHERE libraryid=?", [ self.rowid ])
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def tracks(self):
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cursor = execute(f"SELECT trackid FROM tracks "
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"WHERE libraryid=?", [ self.rowid ])
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return [ track.Track(row["trackid"]) for row in cursor.fetchall() ]
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@GObject.Property
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def path(self):
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return pathlib.Path(self.get_column("path"))
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@GObject.Property(type=bool,default=False)
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def enabled(self):
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return bool(self.get_column("enabled"))
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@enabled.setter
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def enabled(self, newval):
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execute("UPDATE libraries "
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"SET enabled=? "
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"WHERE libraryid=?", [ newval, self.rowid ])
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commit()
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class LibraryTable(objects.Table):
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def __init__(self):
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objects.Table.__init__(self, "libraries", Library)
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def do_create(self):
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execute("CREATE TABLE IF NOT EXISTS libraries "
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"(libraryid INTEGER PRIMARY KEY, "
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" path TEXT UNIQUE, "
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" enabled INTEGER DEFAULT 1)")
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def do_insert(self, path):
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return execute("INSERT INTO libraries (path) "
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"VALUES (?)", (str(path),))
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def do_delete(self, library):
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for t in library.tracks():
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track.Table.delete(t)
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return execute("DELETE FROM libraries WHERE libraryid=?", [ int(library) ])
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def do_get(self, rowid):
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return execute("SELECT libraryid FROM libraries "
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"WHERE libraryid=?", [ rowid ])
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def do_lookup(self, path):
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return execute("SELECT libraryid FROM libraries "
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"WHERE path=?", [ str(path) ])
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Table = LibraryTable()
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