feat: application save

Author: shaohuzhang1

apps/common/field/common.py

@@ -0,0 +1,66 @@
+# coding=utf-8
+"""
+    @project: maxkb
+    @Author：虎
+    @file： common.py
+    @date：2024/1/11 18:44
+    @desc:
+"""
+from rest_framework import serializers
+from django.utils.translation import gettext_lazy as _
+
+
+class ObjectField(serializers.Field):
+    def __init__(self, model_type_list, **kwargs):
+        self.model_type_list = model_type_list
+        super().__init__(**kwargs)
+
+    def to_internal_value(self, data):
+        for model_type in self.model_type_list:
+            if isinstance(data, model_type):
+                return data
+        self.fail(_('Message type error'), value=data)
+
+    def to_representation(self, value):
+        return value
+
+
+class InstanceField(serializers.Field):
+    def __init__(self, model_type, **kwargs):
+        self.model_type = model_type
+        super().__init__(**kwargs)
+
+    def to_internal_value(self, data):
+        if not isinstance(data, self.model_type):
+            self.fail(_('Message type error'), value=data)
+        return data
+
+    def to_representation(self, value):
+        return value
+
+
+class FunctionField(serializers.Field):
+
+    def to_internal_value(self, data):
+        if not callable(data):
+            self.fail(_('not a function'), value=data)
+        return data
+
+    def to_representation(self, value):
+        return value
+
+
+class UploadedImageField(serializers.ImageField):
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
+    def to_representation(self, value):
+        return value
+
+
+class UploadedFileField(serializers.FileField):
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
+    def to_representation(self, value):
+        return value