public MainViewModel()
{
FooterLoadingVisibility = Visibility.Collapsed;
NoItemHintVisibility = Visibility.Collapsed;
NoNetworkHintVisibility = Visibility.Collapsed;
FooterReloadVisibility = Visibility.Collapsed;
EndVisibility = Visibility.Collapsed;
IsRefreshing = true;
ShowDownloadsUC = false;
SelectedIndex = -1;
DataVM = new ImageDataViewModel(this,
new ImageService(Request.GetNewImages, NormalFactory));
}
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 RestoreMainListDataAsync()
{
DataVM = new ImageDataViewModel(UrlHelper.GetNewImages, false);
if (AppSettings.Instance.DefaultCategory == 0)
{
return;
}
var file = await CacheUtil.GetCachedFileFolder().TryGetFileAsync(CachedFileNames.MainListFileName);
if (file != null)
{
var str = await FileIO.ReadTextAsync(file);
var list = JsonConvert.DeserializeObject <List <UnsplashImage> >(str);
if (list != null)
{
list.ForEach(s => DataVM.DataList.Add(s));
for (int i = 0; i < DataVM.DataList.Count; i++)
{
var item = DataVM.DataList[i];
if (i % 2 == 0)
{
item.BackColor = Application.Current.Resources["ImageBackBrush1"] as SolidColorBrush;
}
else
{
item.BackColor = Application.Current.Resources["ImageBackBrush2"] as SolidColorBrush;
}
var task = item.RestoreDataAsync();
}
return;
}
}
}