public void Update(TodoItemEntity item)
 {
     var entity = _db.Set<TodoItemEntity>().Find(item.Id);
     if (entity != null)
     {
         entity.DueDate = item.DueDate;
         entity.IsCompleted = item.IsCompleted;
         entity.Name = item.Name;
         entity.Note = item.Note;
         entity.OrderNumber = item.OrderNumber;
         _db.Entry(entity).State = EntityState.Modified;
     }
 }
 public void Delete(TodoItemEntity item)
 {
     _todoEntityDbSet.Remove(item);
 }
 public void Create(TodoItemEntity item)
 {
     _todoEntityDbSet.Add(item);
 }