refactor: 添加授权相关的获取资产账号API、Model method

apps/users/models/user.py

@@ -918,6 +918,21 @@ class User(AuthMixin, TokenMixin, RoleMixin, MFAMixin, AbstractUser):
             return True
         return False
 
+    def get_groups(self, flat=False):
+        from users.models import UserGroup
+        usergroup_ids = self.groups.through.objects\
+            .filter(user_id=self.id)\
+            .distinct()\
+            .values_list('usergroup_id', flat=True)
+        usergroups = UserGroup.objects.filter(id__in=usergroup_ids)
+        if flat:
+            usergroup_ids = usergroups.values_list('id', flat=True)
+            return usergroup_ids
+        else:
+            return usergroups
+
+
+
 
 class UserPasswordHistory(models.Model):
     id = models.UUIDField(default=uuid.uuid4, primary_key=True)