readme ideas and model caching and loading and such
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@ -85,3 +85,6 @@ QMultimedia.EncodingMode / Encoding quality...
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- on save metadata modal, run save in another thread (freezing)
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- on save metadata modal, return to previous state in table (jump to current song/restore scroll position)
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- on add to playlist, check if song already exists - prompt user for duplicate?
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- drag and drop song(s) onto PlaylistPane to add to playlist
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- font sizing
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- font choicing? :o
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@ -93,9 +93,10 @@ class MusicTable(QTableView):
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# Set QTableView model to the Proxy model
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# so it looks like the above note, i guess
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# need a QStandardItemModel to do actions on cells
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# need a QStandardItemModel to load data & do actions on cells
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self.model2: QStandardItemModel = QStandardItemModel()
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self.proxymodel: QSortFilterProxyModel = QSortFilterProxyModel()
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self.cache_models: dict[int | None, QStandardItemModel]
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self.search_string: str | None = None
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self.headers = HeaderTags()
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# db names of headers
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@ -722,76 +723,89 @@ class MusicTable(QTableView):
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)
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params = ""
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debug(f'playlist_id: {playlist_id}')
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# Load a playlist
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is_playlist = 0
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if len(playlist_id) > 0:
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self.selected_playlist_id = playlist_id[0]
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debug('load music table a playlist')
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try:
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with DBA.DBAccess() as db:
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query = f"SELECT id, {
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fields} FROM song JOIN song_playlist sp ON id = sp.song_id WHERE sp.playlist_id = ?"
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# fulltext search
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if self.search_string:
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# params = 3 * [self.search_string]
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params = ["%" + self.search_string + "%"] * 3
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if query.find("WHERE") == -1:
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query = f"{query} WHERE {search_clause};"
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else:
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query = f"{query} AND {search_clause};"
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data = db.query(
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query, (self.selected_playlist_id, params))
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else:
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data = db.query(query, (self.selected_playlist_id,))
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except Exception as e:
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error(f"load_music_table() | Unhandled exception 1: {e}")
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return
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# Load the entire library
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is_playlist = 1
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else:
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debug('load music table a Whole Table')
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try:
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with DBA.DBAccess() as db:
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query = f"SELECT id, {fields} FROM song"
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# fulltext search
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if self.search_string:
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params = ["%" + self.search_string + "%"] * 3
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if query.find("WHERE") == -1:
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query = f"{query} WHERE {search_clause};"
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self.selected_playlist_id = None
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# Check cache for already loaded QTableView QStandardItemModel
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try:
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new_model = self.cache_models[self.selected_playlist_id]
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self.model2 = new_model
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except KeyError:
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# Store the current loaded model
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self.cache_models[self.selected_playlist_id] = self.model2
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# Query for a playlist
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if is_playlist:
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debug('load music table a playlist')
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try:
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with DBA.DBAccess() as db:
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query = f"SELECT id, {
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fields} FROM song JOIN song_playlist sp ON id = sp.song_id WHERE sp.playlist_id = ?"
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# fulltext search
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if self.search_string:
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# params = 3 * [self.search_string]
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params = ["%" + self.search_string + "%"] * 3
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if query.find("WHERE") == -1:
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query = f"{query} WHERE {search_clause};"
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else:
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query = f"{query} AND {search_clause};"
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data = db.query(
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query, (self.selected_playlist_id, params))
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else:
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query = f"{query} AND {search_clause};"
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data = db.query(
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query,
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(params),
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)
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except Exception as e:
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error(f"load_music_table() | Unhandled exception 2: {e}")
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return
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# Populate the model
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row_count: int = 0
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# TODO: total time of playlist
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# but how do i want to do this if user doesn't choose to see length field?
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# spawn new thread and calculate myself?
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total_time: int = 0 # total time of all songs in seconds
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for row_data in data:
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# print(row_data)
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# if "length" in fields:
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row_count += 1
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id, *rest_of_data = row_data
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# handle different datatypes
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items = []
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for item in rest_of_data:
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if isinstance(item, int):
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std_item = QStandardItem()
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std_item.setData(item, Qt.ItemDataRole.DisplayRole)
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std_item.setData(item, Qt.ItemDataRole.EditRole)
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else:
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std_item = QStandardItem(str(item) if item else "")
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items.append(std_item)
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# store database id in the row object using setData
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# - useful for fast db fetching and other model operations
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for item in items:
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item.setData(id, Qt.ItemDataRole.UserRole)
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self.model2.appendRow(items)
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data = db.query(query, (self.selected_playlist_id,))
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except Exception as e:
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error(f"load_music_table() | Unhandled exception 1: {e}")
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return
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# Query for the entire library
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else:
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debug('load music table a Whole Table')
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try:
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with DBA.DBAccess() as db:
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query = f"SELECT id, {fields} FROM song"
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# fulltext search
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if self.search_string:
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params = ["%" + self.search_string + "%"] * 3
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if query.find("WHERE") == -1:
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query = f"{query} WHERE {search_clause};"
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else:
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query = f"{query} AND {search_clause};"
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data = db.query(
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query,
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(params),
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)
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except Exception as e:
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error(f"load_music_table() | Unhandled exception 2: {e}")
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return
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# Populate the model
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# row_count: int = 0
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# TODO: total time of playlist
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# but how do i want to do this if user doesn't choose to see length field?
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# spawn new thread and calculate myself?
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total_time: int = 0 # total time of all songs in seconds
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for row_data in data:
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# print(row_data)
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# if "length" in fields:
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# row_count += 1
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id, *rest_of_data = row_data
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# handle different datatypes
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items = []
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for item in rest_of_data:
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if isinstance(item, int):
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std_item = QStandardItem()
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std_item.setData(item, Qt.ItemDataRole.DisplayRole)
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std_item.setData(item, Qt.ItemDataRole.EditRole)
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else:
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std_item = QStandardItem(str(item) if item else "")
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items.append(std_item)
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# store database id in the row object using setData
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# - useful for fast db fetching and other model operations
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for item in items:
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item.setData(id, Qt.ItemDataRole.UserRole)
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self.model2.appendRow(items)
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# reloading the model destroys and makes new indexes
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# so we look for the new index of the current song on load
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@ -807,7 +821,9 @@ class MusicTable(QTableView):
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db_name: str = self.config.get("settings", "db").split("/").pop()
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db_filename = self.config.get("settings", "db")
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self.playlistStatsSignal.emit(f"Songs: {row_count} | Total time: {total_time} | {db_name} | {db_filename}")
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# FIXME: total time implementation
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total_time = 0
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self.playlistStatsSignal.emit(f"Songs: {self.model2.rowCount()} | Total time: {total_time} | {db_name} | {db_filename}")
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self.loadMusicTableSignal.emit()
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self.connect_data_changed()
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self.connect_layout_changed()
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