/// <summary>
        /// 加载记录命令内容
        /// </summary>
        async Task ExecuteLoadItemsCommand()
        {
            IsBusy = true;
            try
            {
                RecordCollection.Clear();
                var records = await DataStore.GetItemsAsync(true);

                records = records.OrderByDescending(p => p.Year).ThenByDescending(p => p.Month)
                          .ThenByDescending(p => p.Day).ThenByDescending(p => p.Id);

                foreach (var record in records)
                {
                    RecordCollection.Add(record);
                }
            }
            catch (Exception ex)
            {
                Debug.WriteLine(ex);
            }
            finally
            {
                IsBusy = false;
            }
        }