wip

Author: Joel-Luca

app/serializers/person.py

@@ -1,5 +1,10 @@
+from typing import Any
+
+from constance import config
+
 from app.models import Person
 from django_features.custom_fields.serializers import CustomFieldBaseModelSerializer
+from django_features.serializers import MappingSerializer
 
 
 class PersonSerializer(CustomFieldBaseModelSerializer):
@@ -10,3 +15,12 @@ class Meta:
             "firstname",
             "lastname",
         ]
+
+
+class PersonMappingSerializer(MappingSerializer):
+    class Meta:
+        model = Person
+
+    @property
+    def mapping(self) -> dict[str, dict[str, Any]]:
+        return config.MODEL_MAPPING_FIELD

django_features/serializers.py

@@ -0,0 +1,33 @@
+from typing import Any
+
+from rest_framework.fields import empty
+
+from django_features.custom_fields.serializers import CustomFieldBaseModelSerializer
+
+
+class MappingSerializer(CustomFieldBaseModelSerializer):
+    class Meta:
+        abstract = True
+        fields = "__all__"
+        model = None
+
+    def __init__(self, instance: Any = None, data: Any = empty, **kwargs: Any) -> None:
+        super().__init__(instance, data, **kwargs)
+        self._init_fields()
+
+    @property
+    def mapping(self) -> dict[str, dict[str, Any]]:
+        raise NotImplementedError("Mapping must be set")
+
+    @property
+    def model_mapping(self) -> dict[str, Any]:
+        if not self.Meta.model:
+            raise ValueError("Meta.model must be set")
+        return self.mapping.get(self.Meta.model.__name__.lower(), {})
+
+    def _init_fields(self) -> None:
+        for source, dest in self.model_mapping.items():
+            field = self.fields.get(dest)
+            if not field:
+                raise ValueError(f"Field {dest} not found in serializer")
+            field.source = source

django_features/validations.py

@@ -83,7 +83,11 @@ def validate_required_fields(
     ) -> None:
         info = get_field_info(model)
         for name, field in info.fields.items():
-            if field.null is False and name not in field_mapping.values():
+            if (
+                field.null is False
+                and field.auto_now_add is False
+                and name not in field_mapping.values()
+            ):
                 raise ValidationError(
                     f"Required field '{name}' not found in field mapping."
                 )