C# (CSharp) CloudService.DeleteToDoAsync示例

示例#1

        /// <summary>
        /// 删除todo
        /// </summary>
        /// <param name="id">ID</param>
        /// <returns></returns>
        /// 先从列表删除，然后把列表内容都序列化保存，接着：
        /// 1.如果已经登陆的，尝试发送请求；
        /// 2.离线模式，不用管
        private async Task DeleteToDo(ToDo todo)
        {
            IsLoading = Visibility.Visible;

            try
            {
                var item = todo;

                DeletedToDos.Add(item);
                await SerializerHelper.SerializerToJson <ObservableCollection <ToDo> >(DeletedToDos, SerializerFileNames.DeletedFileName);

                AllToDos.Remove(item);

                UpdateDisplayList(CateVM.Categories[SelectedCate].CateColorID);
                await SerializerHelper.SerializerToJson <ObservableCollection <ToDo> >(AllToDos, SerializerFileNames.ToDoFileName);

                //登录过的
                if (App.CanSendRequest)
                {
                    var result = await CloudService.DeleteToDoAsync(todo.ID);

                    await CloudService.UpdateAllOrderAsync(ToDo.GetCurrentOrderString(AllToDos));
                }

                Messenger.Default.Send(new GenericMessage <ObservableCollection <ToDo> >(AllToDos), MessengerTokens.UpdateTile);

                UpdateUndoneCount();
            }
            catch (Exception e)
            {
                var task = Logger.LogAsync(e);
            }
            finally
            {
                IsLoading = Visibility.Collapsed;
            }
        }