fix: merging and replacing instances

src/music_kraken/objects/new_collection.py

@@ -2,13 +2,13 @@ from typing import List, Iterable, Iterator, Optional, TypeVar, Generic, Dict, T
 from collections import defaultdict
 
 from .parents import DatabaseObject
-from ..utils.functions import replace_all_refs
+from ..utils.support_classes.hacking import MetaClass
 
 
 T = TypeVar('T', bound=DatabaseObject)
 
 
-class Collection(Generic[T]):
+class Collection(Generic[T], metaclass=MetaClass):
     _data: List[T]
 
     _indexed_values: Dict[str, set]
@@ -109,7 +109,7 @@ class Collection(Generic[T]):
 
         # now the ugly part
         # replace all refs of the other element with this one
-        replace_all_refs(self, equal_collection)
+        self.merge(equal_collection)
 
 
     def contain_collection_inside(self, sub_collection: "Collection"):

src/music_kraken/objects/parents.py

@@ -7,7 +7,7 @@ from .metadata import Metadata
 from .option import Options
 from ..utils.shared import HIGHEST_ID
 from ..utils.config import main_settings, logging_settings
-from ..utils.functions import replace_all_refs
+from ..utils.support_classes.hacking import MetaClass
 
 
 LOGGER = logging_settings["object_logger"]
@@ -43,7 +43,7 @@ class Attribute(Generic[P]):
 
 
 
-class DatabaseObject:
+class DatabaseObject(metaclass=MetaClass):
     COLLECTION_STRING_ATTRIBUTES: tuple = tuple()
     SIMPLE_STRING_ATTRIBUTES: dict = dict()
 
@@ -170,7 +170,7 @@ class DatabaseObject:
                 setattr(self, simple_attribute, getattr(other, simple_attribute))
 
         if replace_all_refs:
-            replace_all_refs(self, other)
+            self.merge(other)
 
     def strip_details(self):
         for collection in type(self).DOWNWARDS_COLLECTION_STRING_ATTRIBUTES: