Refactor fixed_size and size in array field

Author: WaVEV

django_mongodb_backend/fields/array.py

@@ -28,22 +28,22 @@ class ArrayField(CheckFieldDefaultMixin, Field):
     }
     _default_hint = ("list", "[]")
 
-    def __init__(self, base_field, size=None, fixed_size=None, **kwargs):
+    def __init__(self, base_field, max_size=None, size=None, **kwargs):
         self.base_field = base_field
-        self.size = size
-        self.fixed_size = fixed_size
-        if fixed_size and size:
+        self.size = max_size
+        self.fixed_size = size
+        if size and max_size:
             raise ValueError("Cannot define both, size and fixed_size")
 
-        if self.size:
+        if self.max_size:
             self.default_validators = [
                 *self.default_validators,
-                ArrayMaxLengthValidator(self.size),
+                ArrayMaxLengthValidator(self.max_size),
             ]
-        if self.fixed_size:
+        if self.size:
             self.default_validators = [
                 *self.default_validators,
-                LengthValidator(self.fixed_size),
+                LengthValidator(self.size),
             ]
         # For performance, only add a from_db_value() method if the base field
         # implements it.

django_mongodb_backend/indexes.py

@@ -211,9 +211,9 @@ def create_mongodb_index(
             mappings = {"path": field_path}
             if isinstance(field_, ArrayField):
                 try:
-                    vector_size = int(field_.fixed_size)
+                    vector_size = int(field_.size)
                 except (ValueError, TypeError) as err:
-                    raise ValueError("Atlas vector search requires fixed size.") from err
+                    raise ValueError("Atlas vector search requires size.") from err
                 if not isinstance(field_.base_field, FloatField | DecimalField):
                     raise ValueError("Base type must be Float or Decimal.")
                 mappings.update(