/*
* Event handler to download image
*/
public static async Task <bool> DownloadImage(object sender, RoutedEventArgs e, Image img)
{
try
{
StorageFolder AppFolder;
string fileName = img.Name + ".gif";
var CheckFolder = await KnownFolders.PicturesLibrary.TryGetItemAsync("Gifology");
if (CheckFolder == null)
{
AppFolder = await KnownFolders.PicturesLibrary.CreateFolderAsync("Gifology");
}
else
{
AppFolder = CheckFolder as StorageFolder;
}
try
{
if (await AppFolder.TryGetItemAsync(fileName) == null)
{
var httpClient = new HttpClient();
var OriginalUrl = ((BitmapImage)img.Source).UriSource.OriginalString;
var RequestUri = Uri.IsWellFormedUriString(ConvertSourceType(OriginalUrl, SettingsItem.GifQuality), UriKind.Absolute) ?
new Uri(ConvertSourceType(OriginalUrl, SettingsItem.GifQuality)) :
new Uri(ConvertSourceType(OriginalUrl, "High"));
HttpResponseMessage message = await httpClient.GetAsync(RequestUri);
StorageFile SampleFile = await AppFolder.CreateFileAsync(fileName, CreationCollisionOption.ReplaceExisting);
byte[] file = await message.Content.ReadAsByteArrayAsync();
await FileIO.WriteBytesAsync(SampleFile, file);
var files = await AppFolder.GetFilesAsync();
return(true);
}
else
{
return(true);
}
}
catch
{
return(false);
}
}
catch
{
return(false);
}
}
