musicpom/components/PlaylistsPane.py
2025-04-05 10:12:37 -04:00

89 lines
3.3 KiB
Python

from PyQt5.QtWidgets import QAction, QListWidget, QMenu, QTreeWidget, QTreeWidgetItem
from PyQt5.QtCore import pyqtSignal, Qt, QPoint
import DBA
from logging import debug
class PlaylistWidgetItem(QTreeWidgetItem):
def __init__(self, parent, id, name):
super().__init__([name], 0)
self.id = id
# NOTE: ideas:
# auto sort list (alphabetical?)
# reorder list
# duplicate playlist
class PlaylistsPane(QTreeWidget):
playlistChoiceSignal = pyqtSignal(int)
allSongsSignal = pyqtSignal()
def __init__(self: QTreeWidget, parent=None):
super().__init__(parent)
self._library_root = QTreeWidgetItem(["Library"])
self.addTopLevelItem(self._library_root)
# all_songs_branch = QTreeWidgetItem(["All Songs"])
# library_root.addChild(all_songs_branch)
self._playlists_root = QTreeWidgetItem(["Playlists"])
self.addTopLevelItem(self._playlists_root)
with DBA.DBAccess() as db:
playlists = db.query("SELECT id, name FROM playlist;", ())
for playlist in playlists:
branch = PlaylistWidgetItem(self, playlist[0], playlist[1])
self._playlists_root.addChild(branch)
# library_root.setExpanded(True)
self._playlists_root.setExpanded(True)
self.setContextMenuPolicy(Qt.ContextMenuPolicy.CustomContextMenu)
self.customContextMenuRequested.connect(self.showContextMenu)
self.currentItemChanged.connect(self.playlist_clicked)
self.playlist_db_id_choice: int | None = None
def showContextMenu(self, position: QPoint):
"""Right-click context menu"""
if self.playlist_db_id_choice is None:
return
# dont delete or rename the root nodes
menu = QMenu(self)
rename_action = QAction("Rename", self)
delete_action = QAction("Delete", self)
rename_action.triggered.connect(self.rename_playlist)
delete_action.triggered.connect(self.delete_playlist)
menu.addAction(rename_action)
menu.addAction(delete_action)
menu.exec_(self.mapToGlobal(position)) # Show the menu
def rename_playlist(self, *args):
# TODO: implement this
pass
def delete_playlist(self, *args):
# TODO: implement this
pass
def playlist_clicked(self, item):
"""Specific playlist index was clicked"""
if item == self._playlists_root or item == self._library_root:
self.playlist_db_id_choice = None
self.all_songs_selected()
elif isinstance(item, PlaylistWidgetItem):
debug(f"ID: {item.id}, name: {item.text(0)}")
self.playlist_db_id_choice = item.id
self.playlistChoiceSignal.emit(int(item.id))
def all_songs_selected(self):
"""Emits a signal to display all songs in the library"""
# I have no idea why this has to be in its own function, but it does
# or else it doesn't work
self.allSongsSignal.emit()
def add_latest_playlist_to_tree(self):
"""Adds the most recently created playlist to the pane"""
with DBA.DBAccess() as db:
playlist = db.query(
"SELECT id, name FROM playlist ORDER BY date_created DESC LIMIT 1;", ()
)[0]
branch = PlaylistWidgetItem(self, playlist[0], playlist[1])
self.playlists_root.addChild(branch)