[Fix] 权限管理-> 资产与数据库 Bug (#4049)

apps/perms/serializers/asset_permission.py

@@ -57,8 +57,8 @@ class AssetPermissionSerializer(BulkOrgResourceModelSerializer):
     def setup_eager_loading(cls, queryset):
         """ Perform necessary eager loading of data. """
         queryset = queryset.annotate(
-            users_amount=Count('users'), user_groups_amount=Count('user_groups'),
-            assets_amount=Count('assets'), nodes_amount=Count('nodes'),
-            system_users_amount=Count('system_users')
+            users_amount=Count('users', distinct=True), user_groups_amount=Count('user_groups', distinct=True),
+            assets_amount=Count('assets', distinct=True), nodes_amount=Count('nodes', distinct=True),
+            system_users_amount=Count('system_users', distinct=True)
         )
         return queryset

apps/perms/serializers/database_app_permission.py

@@ -13,20 +13,35 @@ __all__ = [
 ]
 
 
-class DatabaseAppPermissionSerializer(BulkOrgResourceModelSerializer):
+class AmountMixin:
+    @classmethod
+    def setup_eager_loading(cls, queryset):
+        """ Perform necessary eager loading of data. """
+        queryset = queryset.annotate(
+            users_amount=Count('users', distinct=True), user_groups_amount=Count('user_groups', distinct=True),
+            database_apps_amount=Count('database_apps', distinct=True),
+            system_users_amount=Count('system_users', distinct=True)
+        )
+        return queryset
+
+
+class DatabaseAppPermissionSerializer(AmountMixin, BulkOrgResourceModelSerializer):
     class Meta:
         model = models.DatabaseAppPermission
         list_serializer_class = AdaptedBulkListSerializer
         fields = [
-            'id', 'name', 'users', 'user_groups',
-            'database_apps', 'system_users', 'comment', 'is_active',
-            'date_start', 'date_expired', 'is_valid',
-            'created_by', 'date_created'
+            'id', 'name', 'users', 'user_groups', 'database_apps', 'system_users',
+            'comment', 'is_active', 'date_start', 'date_expired', 'is_valid',
+            'created_by', 'date_created', 'users_amount', 'user_groups_amount',
+            'database_apps_amount', 'system_users_amount',
+        ]
+        read_only_fields = [
+            'created_by', 'date_created', 'users_amount', 'user_groups_amount',
+            'database_apps_amount', 'system_users_amount',
         ]
-        read_only_fields = ['created_by', 'date_created']
 
 
-class DatabaseAppPermissionListSerializer(BulkOrgResourceModelSerializer):
+class DatabaseAppPermissionListSerializer(AmountMixin, BulkOrgResourceModelSerializer):
     is_expired = serializers.BooleanField()
 
     class Meta:
@@ -36,13 +51,3 @@ class DatabaseAppPermissionListSerializer(BulkOrgResourceModelSerializer):
             'date_start', 'date_expired', 'is_valid', 'database_apps_amount', 'system_users_amount',
             'created_by', 'date_created', 'is_expired'
         ]
-
-    @classmethod
-    def setup_eager_loading(cls, queryset):
-        """ Perform necessary eager loading of data. """
-        queryset = queryset.annotate(
-            users_amount=Count('users', distinct=True), user_groups_amount=Count('user_groups', distinct=True),
-            database_apps_amount=Count('database_apps', distinct=True),
-            system_users_amount=Count('system_users', distinct=True)
-        )
-        return queryset