private async Task GetChaptersImageList(CancellationToken ct)
{
while (!ct.IsCancellationRequested)
{
foreach (var chapterToDownload in ChaptersToDownload.Where(x =>
x.Status == ChapterToDownload.ChapterStatus.Pending))
{
try
{
chapterToDownload.Status = ChapterToDownload.ChapterStatus.GettingImageList;
if (chapterToDownload.ImagesUrls.Count < 1)
{
await chapterToDownload.GetImages(ct);
}
chapterToDownload.Status = ChapterToDownload.ChapterStatus.ReadyToDownload;
}
catch
{
chapterToDownload.Status = ChapterToDownload.ChapterStatus.Error;
}
}
await Task.Delay(1000, ct);
}
}
private void SetDownloadsPending()
{
foreach (var chapter in ChaptersToDownload.Where(
ch => ch.Status != ChapterToDownload.ChapterStatus.Complete))
{
chapter.Status = ChapterToDownload.ChapterStatus.Pending;
}
}
private void RmChaptersFromDownloadInternal(IList chapters)
{
if (chapters.Count < 1)
{
return;
}
foreach (var chapter in chapters.Cast <ChapterToDownload>().ToList())
{
ChaptersToDownload.Remove(chapter);
}
}
private void AddChaptersToDownloadInternal(IEnumerable <Chapter> chapters)
{
foreach (var chapter in chapters
.ToList()
.Where(chapter =>
ChaptersToDownload.All(chapterToDownload => chapterToDownload.Url != chapter.Url))
.Reverse())
{
ChaptersToDownload.Add(new ChapterToDownload(CurrentManga, chapter));
}
}
private async Task CheckForNewDownloads(CancellationToken ct)
{
while (true)
{
ct.ThrowIfCancellationRequested();
Progress = ChaptersToDownload.Sum(ch => ch.Progress) / ChaptersToDownload.Count;
if (NoNewDownloads)
{
await CancelDownload.Execute();
}
if (AnyNewDownload)
{
await _currentDownloads.WaitAsync(ct);
_ = DownloadChapterImages(ChapterReadyToDownload, ct);
}
await Task.Delay(500, ct);
}
}
