Fixed mutation #378

kdb-bot/src/bot_graphql/graphql/shortRoleName.gql

@@ -46,4 +46,5 @@ input ShortRoleNameInput {
     roleId: String
     roleName: String
     position: String
+    serverId: ID
 }

kdb-bot/src/bot_graphql/mutations/short_role_name_mutation.py

@@ -36,10 +36,15 @@ class ShortRoleNameMutation(QueryABC):
 
         short_role_name = ShortRoleName(
             input["shortName"],
-            input["roleId"],
+            int(input["roleId"]),
             input["position"],
             server,
         )
+
+        result = self._short_role_names.find_short_role_name_by_role_id(short_role_name.role_id)
+        if result is not None:
+            raise ValueError("Short name for role already exists")
+
         self._short_role_names.add_short_role_name(short_role_name)
         self._db.save_changes()
 
@@ -47,7 +52,7 @@ class ShortRoleNameMutation(QueryABC):
             return (
                 srn.short_name == short_role_name.short_name
                 and srn.role_id == short_role_name.role_id
-                and srn.position == short_role_name.position
+                and srn.position.value == short_role_name.position
             )
 
         return (