perf: Create account unique message

apps/accounts/serializers/account/account.py

@@ -253,6 +253,8 @@ class AccountSerializer(AccountCreateUpdateSerializerMixin, BaseAccountSerialize
             'source_id': {'required': False, 'allow_null': True},
         }
         fields_unimport_template = ['params']
+        # 手动判断唯一性校验
+        validators = []
 
     @classmethod
     def setup_eager_loading(cls, queryset):
@@ -263,6 +265,21 @@ class AccountSerializer(AccountCreateUpdateSerializerMixin, BaseAccountSerialize
         )
         return queryset
 
+    def validate(self, attrs):
+        instance = getattr(self, "instance", None)
+        if instance:
+            return super().validate(attrs)
+
+        field_errors = {}
+        for _fields in Account._meta.unique_together:
+            lookup = {field: attrs.get(field) for field in _fields}
+            if Account.objects.filter(**lookup).exists():
+                verbose_names = ', '.join([str(Account._meta.get_field(f).verbose_name) for f in _fields])
+                msg_template = _('Account already exists. Field(s): {fields} must be unique.')
+                field_errors[_fields[0]] = msg_template.format(fields=verbose_names)
+                raise serializers.ValidationError(field_errors)
+        return attrs
+
 
 class AccountDetailSerializer(AccountSerializer):
     has_secret = serializers.BooleanField(label=_("Has secret"), read_only=True)