public AttachedAlbumViewModel(string title, AttachedAlbum attachedAlbumModel, AttachedImageViewModel[] thumbnailImages, ImageSource largeImage)
{
_title = title;
_largeImage = largeImage;
_thumbnailImages = thumbnailImages;
_attachedAlbumModel = attachedAlbumModel;
_linkUrl = attachedAlbumModel.LinkUrl;
_width = largeImage.Width;
_height = largeImage.Height;
}
public static async Task<AttachedAlbumViewModel> Create(AttachedAlbum attachedAlbumModel)
{
var title = attachedAlbumModel.Album.Name;
var thumbImgs = new List<AttachedImageViewModel>();
var downDatas = await Task.WhenAll(attachedAlbumModel.Pictures
.Select(async imgInf => new {
Info = imgInf,
Data = await DataCacheDictionary.DownloadImage(new Uri(imgInf.Image.ImageUrl.Replace("$SIZE_SEGMENT", "s70"))).ConfigureAwait(false) }))
.ConfigureAwait(false);
var largeImg = await DataCacheDictionary.DownloadImage(new Uri(attachedAlbumModel.Pictures.First().Image.ImageUrl.Replace("$SIZE_SEGMENT", "w640-h480")));
foreach (var jobInf in downDatas)
thumbImgs.Add(new AttachedImageViewModel(jobInf.Info, jobInf.Data));
return new AttachedAlbumViewModel(title, attachedAlbumModel, thumbImgs.ToArray(), largeImg);
}