Esempio n. 1
0
        /// <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(string id)
        {
            try
            {
                var itemToDeleted = MyToDos.ToList().Find(s =>
                {
                    if (s.ID == id)
                    {
                        return(true);
                    }
                    else
                    {
                        return(false);
                    }
                });

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

                MyToDos.Remove(itemToDeleted);
                UpdateDisplayList(SelectedCate);
                await SerializerHelper.SerializerToJson <ObservableCollection <ToDo> >(MyToDos, SerializerFileNames.ToDoFileName, true);


                if (!App.isInOfflineMode)
                {
                    var result = await PostHelper.DeleteSchedule(id);

                    await PostHelper.SetMyOrder(LocalSettingHelper.GetValue("sid"), ToDo.GetCurrentOrderString(MyToDos));
                }

                Messenger.Default.Send(new GenericMessage <ObservableCollection <ToDo> >(MyToDos), MessengerTokens.UpdateTile);
            }
            catch (Exception e)
            {
                var task = ExceptionHelper.WriteRecord(e);
            }
        }