def merge(self, target_entity_id):
for _item_id in Item.find(entity_id=target_entity_id):
_item = Item(_item_id)
_item.bind(self.entity_id)
self.clean_cache()
for _note_obj in NoteModel.objects.filter(entity_id=target_entity_id):
_note_obj.entity_id = self.entity_id
_note_obj.save()
Note(_note_obj.id).clean_cache()
_target_entity = Entity(target_entity_id)
_target_entity.delete()
def unbind_item(self, item_id):
_item_obj = Item(item_id)
if _item_obj.get_entity_id() == self.entity_id:
_item_obj.bind(-1)
