# 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()