protected override async Task <IAsyncEnumerable <VideoInfoControlViewModel> > GetPagedItemsImpl(int start, int count)
{
var rawPage = ((start) / 30);
var page = rawPage + 1;
var res = _ResList.ElementAtOrDefault(rawPage);
if (res == null)
{
try
{
res = await ContentFinder.GetUserVideos(UserId, (uint)page);
}
catch
{
return(AsyncEnumerable.Empty <VideoInfoControlViewModel>());
}
_ResList.Add(res);
}
var head = start - rawPage * 30;
var items = res.Items.Skip(head).Take(count);
return(items.Select(x =>
{
var vm = new VideoInfoControlViewModel(x.VideoId, isNgEnabled: false);
vm.SetupDisplay(x);
return vm;
})
.ToAsyncEnumerable());
}
protected override async Task <IEnumerable <NicoVideo> > PreloadNicoVideo(int start, int count)
{
var rawPage = ((start) / 30);
var page = rawPage + 1;
var res = _ResList.ElementAtOrDefault(rawPage);
if (res == null)
{
try
{
res = await ContentFinder.GetUserVideos(UserId, (uint)page);
}
catch
{
return(Enumerable.Empty <NicoVideo>());
}
_ResList.Add(res);
}
var head = start - rawPage * 30;
var items = res.Items.Skip(head).Take(count);
List <NicoVideo> videos = new List <NicoVideo>();
foreach (var item in items)
{
var nicoVideo = await HohoemaApp.MediaManager.GetNicoVideoAsync(item.VideoId, withInitialize : false);
nicoVideo.PreSetTitle(item.Title);
nicoVideo.PreSetThumbnailUrl(item.ThumbnailUrl.AbsoluteUri);
nicoVideo.PreSetVideoLength(item.Length);
videos.Add(nicoVideo);
}
return(videos);
}