public void AddWorkPlanElement()
{
IsWorkPlanElementEditVisible = true;
EditedWorkPlanElement = new WorkPlanElement();
PrepareLists();
EditedWorkPlanElement.Room = RoomList.FirstOrDefault();
EditedWorkPlanElement.Class = ClassList.FirstOrDefault();
EditedWorkPlanElement.StartTime = TimeList.First();
EditedWorkPlanElement.EndTime = TimeList.ElementAt(1);
EditedWorkPlanElement.Worker = Workers.FirstOrDefault();
_selectedOperation = CrudOperation.Create;
}
//key is fullName: <namespace.className> public ClassTemplate this[string key] => ClassList.FirstOrDefault(x => x.FullName == key);