public async Task Load(Repository repo)
{
Repository = repo;
if (!GlobalHelper.IsInternet())
{
//Sending NoInternet message to all viewModels
Messenger.Default.Send(new GlobalHelper.NoInternetMessageType());
}
else
{
//Sending Internet available message to all viewModels
Messenger.Default.Send(new GlobalHelper.HasInternetMessageType());
isLoading = true;
if (Repository?.Owner != null)
{
// Get the image buffer manually to avoid making the HTTP call twice
CancellationTokenSource cts = new CancellationTokenSource(TimeSpan.FromSeconds(5));
IBuffer buffer = await HTTPHelper.GetBufferFromUrlAsync(Repository.Owner.AvatarUrl, cts.Token);
if (buffer != null)
{
// Load the user image
Tuple <ImageSource, ImageSource> images = await ImageHelper.GetImageAndBlurredCopyFromPixelDataAsync(buffer, 256);
UserAvatar = images?.Item1;
UserBlurredAvatar = images?.Item2;
// Calculate the brightness
byte brightness = await ImageHelper.CalculateAverageBrightnessAsync(buffer);
Messenger.Default.Send(new GlobalHelper.SetBlurredAvatarUIBrightnessMessageType {
Brightness = brightness
});
}
}
IsStar = await RepositoryUtility.CheckStarred(Repository);
isLoading = false;
}
}
public static async Task <Tuple <ImageSource, ImageSource> > GetDeveloperAvatarOptionsAsync([NotNull] User user, int blur, CancellationToken token)
{
IBuffer imageBuffer = await HTTPHelper.GetBufferFromUrlAsync(user.AvatarUrl, token);
return(imageBuffer == null ? null : await ImageHelper.GetImageAndBlurredCopyFromPixelDataAsync(imageBuffer, blur));
}
