/// <summary>
/// 从储存反序列化所有数据
/// </summary>
/// <returns></returns>
private async Task RestoreData()
{
try
{
SelectedCate = 0;
AllToDos = await SerializerHelper.DeserializeFromJsonByFile <ObservableCollection <ToDo> >(SerializerFileNames.ToDoFileName);
CurrentDisplayToDos = AllToDos;
Messenger.Default.Send(new GenericMessage <ObservableCollection <ToDo> >(AllToDos), MessengerTokens.UpdateTile);
DeletedToDos = await SerializerHelper.DeserializeFromJsonByFile <ObservableCollection <ToDo> >(SerializerFileNames.DeletedFileName);
DeletedToDos.ToList().ForEach(s =>
{
if (s == null)
{
DeletedToDos.Remove(s);
}
});
StagedToDos = await SerializerHelper.DeserializeFromJsonByFile <ObservableCollection <ToDo> >(SerializerFileNames.StageFileName);
App.HasSyncedListOnce = true;
}
catch (Exception ex)
{
var task = Logger.LogAsync(ex);
}
}
public async Task LoadAsync()
{
try
{
var tempFolder = GetCachedFileFolder();
this.CachedFiles = await SerializerHelper.DeserializeFromJsonByFile <Dictionary <string, string> >("CachedFiles", tempFolder);
if (this.CachedFiles == null)
{
CachedFiles = new Dictionary <string, string>();
}
}
catch (Exception)
{
CachedFiles = new Dictionary <string, string>();
}
}
/// <summary>
/// 从本地缓存还原列表，如果不存在缓存，则还原默认列表
/// </summary>
/// <returns></returns>
private async Task <ObservableCollection <ToDoCategory> > RestoreCacheButDefaultList()
{
var cacheList = await SerializerHelper.DeserializeFromJsonByFile
<ObservableCollection <ToDoCategory> >(SerializerFileNames.CategoryFileName);
if (cacheList != null)
{
if (cacheList.Count >= 3)
{
cacheList.ToList().ForEach(s => s.UpdateColor());
return(cacheList);
}
}
var defaultList = GenerateList(AppSettings.DefaultCateJsonString);
return(defaultList);
}
private async Task RestoreMainListDataAsync()
{
var file = await CacheUtil.GetCachedFileFolder().TryGetFileAsync(CachedFileNames.MainListFileName);
if (file != null)
{
var list = await SerializerHelper.DeserializeFromJsonByFile <IncrementalLoadingCollection <UnsplashImage> >(CachedFileNames.MainListFileName, CacheUtil.GetCachedFileFolder());
if (list != null)
{
this.MainDataVM = new ImageDataViewModel(this, UrlHelper.GetFeaturedImages);
list.ToList().ForEach(s => MainDataVM.DataList.Add(s));
for (int i = 0; i < MainDataVM.DataList.Count; i++)
{
var item = MainDataVM.DataList[i];
if (i % 2 == 0)
{
item.BackColor = new SolidColorBrush(ColorConverter.HexToColor("#FF2E2E2E").Value);
}
else
{
item.BackColor = new SolidColorBrush(ColorConverter.HexToColor("#FF383838").Value);
}
var task = item.RestoreAsync();
}
await UpdateLiveTileAsync();
}
else
{
MainDataVM = new ImageDataViewModel(this, UrlHelper.GetFeaturedImages);
}
}
else
{
MainDataVM = new ImageDataViewModel(this, UrlHelper.GetFeaturedImages);
}
}
private async Task RestoreMainListDataAsync()
{
var file = await CacheUtil.GetCachedFileFolder().TryGetFileAsync(CachedFileNames.MainListFileName);
if (file != null)
{
var list = await SerializerHelper.DeserializeFromJsonByFile <IncrementalLoadingCollection <UnsplashImageBase> >(CachedFileNames.MainListFileName, CacheUtil.GetCachedFileFolder());
if (list != null)
{
this.MainDataVM = new ImageDataViewModel(this, UrlHelper.GetNewImages, true);
list.ToList().ForEach(s => MainDataVM.DataList.Add(s));
for (int i = 0; i < MainDataVM.DataList.Count; i++)
{
var item = MainDataVM.DataList[i];
if (i % 2 == 0)
{
item.BackColor = App.Current.Resources["ImageBackBrush1"] as SolidColorBrush;
}
else
{
item.BackColor = App.Current.Resources["ImageBackBrush2"] as SolidColorBrush;
}
var task = item.RestoreDataAsync();
}
}
else
{
MainDataVM = new ImageDataViewModel(this, UrlHelper.GetNewImages, true);
}
}
else
{
MainDataVM = new ImageDataViewModel(this, UrlHelper.GetNewImages, true);
}
}
private async Task RestoreCategoriyListAsync()
{
this.Categories = await SerializerHelper.DeserializeFromJsonByFile <ObservableCollection <UnsplashCategory> >(CachedFileNames.CateListFileName);
SelectedIndex = 1;
}