def del_data_item_by_parent_synced(cls, parent, synced, is_dir=True):
with db:
DataItem.delete().where(
DataItem.parent == parent, DataItem.synced == synced,
DataItem.isdir == (1 if is_dir else 0)).execute()
def del_data_item_by_id(cls, pk_id):
with db:
DataItem.delete().where(DataItem.id == pk_id).execute()
def del_data_item_by_parent_pin(cls, parent, pin, is_dir=True):
with db:
DataItem.delete().where(
DataItem.parent == parent, DataItem.pin == pin,
DataItem.isdir == (1 if is_dir else 0)).execute()