public static async Task <List <RemoteImageInfo> > GetImagesSizeAndValidate(IEnumerable <RemoteImageInfo> images, CancellationToken cancellationToken)
{
var result = new List <RemoteImageInfo>();
var tasks = new List <Task <RemoteImageInfo> >();
var cleanImages = Cleanup(images);
var primaryList = cleanImages.Where(o => o.Type == ImageType.Primary).ToList();
var backdropList = cleanImages.Where(o => o.Type == ImageType.Backdrop).ToList();
var dublList = new List <RemoteImageInfo>();
foreach (var image in primaryList)
{
tasks.Add(GetImageSizeAndValidate(image, cancellationToken));
}
foreach (var image in backdropList)
{
if (!primaryList.Where(o => o.Url == image.Url).Any())
{
tasks.Add(GetImageSizeAndValidate(image, cancellationToken));
}
else
{
dublList.Add(image);
}
}
try
{
await Task.WhenAll(tasks).ConfigureAwait(false);
}
catch (Exception e)
{
Logger.Error($"GetImagesSizeAndValidate error: \"{e}\"");
await Analytics.Send(null, null, null, null, null, null, e, cancellationToken).ConfigureAwait(false);
}
finally
{
foreach (var task in tasks)
{
var res = task.Result;
if (res != null)
{
result.Add(res);
}
}
}
if (result.Any())
{
foreach (var image in dublList)
{
var res = result.Where(o => o.Url == image.Url);
if (res.Any())
{
var img = res.First();
result.Add(new RemoteImageInfo
{
ProviderName = image.ProviderName,
Url = image.Url,
Type = ImageType.Backdrop,
Height = img.Height,
Width = img.Width,
});
}
}
}
return(result);
}
