Add copying assignees

pkg/models/list_duplicate.go

@@ -137,7 +137,26 @@ func (ld *ListDuplicate) Create(a web.Auth) (err error) {
 		}
 	}
 
-	//	* assignees
+	// Assignees
+	// Only copy those assignees who have access to the task
+	assignees := []*TaskAssginee{}
+	err = x.In("task_id", oldTaskIDs).Find(&assignees)
+	if err != nil {
+		return
+	}
+	for _, a := range assignees {
+		t := &Task{
+			ID:     taskMap[a.TaskID],
+			ListID: ld.List.ID,
+		}
+		if err := t.addNewAssigneeByID(a.UserID, ld.List); err != nil {
+			if IsErrUserDoesNotHaveAccessToList(err) {
+				continue
+			}
+			return err
+		}
+	}
+
 	//	* comments
 	//	* relations in that list
 	//	* reminders