perf: 优化支持 choices (#10151)

* perf: 支持自定义类型资产

* perf: 改名前

* perf: 优化支持 choices

* perf: 优化自定义资产

* perf: 优化资产的详情

* perf: 修改完成自定义平台和资产

---------

Co-authored-by: ibuler <ibuler@qq.com>
Co-authored-by: Jiangjie.Bai <bugatti_it@163.com>

apps/common/serializers/dynamic.py

@@ -0,0 +1,54 @@
+from rest_framework import serializers
+
+example_info = [
+    {"name": "name", "label": "姓名", "required": False, "default": "老广", "type": "str"},
+    {"name": "age", "label": "年龄", "required": False, "default": 18, "type": "int"},
+]
+
+type_field_map = {
+    "str": serializers.CharField,
+    "int": serializers.IntegerField,
+    "bool": serializers.BooleanField,
+    "text": serializers.CharField,
+    "choice": serializers.ChoiceField,
+}
+
+
+def set_default_if_need(data, i):
+    field_name = data.pop('name', 'Attr{}'.format(i + 1))
+    data['name'] = field_name
+
+    if not data.get('label'):
+        data['label'] = field_name
+    return data
+
+
+def set_default_by_type(tp, data, field_info):
+    if tp == 'str':
+        data['max_length'] = 4096
+    elif tp == 'choice':
+        choices = field_info.pop('choices', [])
+        if isinstance(choices, str):
+            choices = choices.split(',')
+        choices = [
+            (c, c.title()) if not isinstance(c, (tuple, list)) else c
+            for c in choices
+        ]
+        data['choices'] = choices
+    return data
+
+
+def create_serializer_class(serializer_name, fields_info):
+    serializer_fields = {}
+    fields_name = ['name', 'label', 'default', 'type', 'help_text']
+
+    for i, field_info in enumerate(fields_info):
+        data = {k: field_info.get(k) for k in fields_name}
+        field_type = data.pop('type', 'str')
+        data = set_default_by_type(field_type, data, field_info)
+        data = set_default_if_need(data, i)
+        field_name = data.pop('name')
+        field_class = type_field_map.get(field_type, serializers.CharField)
+        serializer_fields[field_name] = field_class(**data)
+
+    return type(serializer_name, (serializers.Serializer,), serializer_fields)