public async ReusableTask <bool> RemoveTrackerAsync(ITracker tracker)
{
if (tracker == null)
{
throw new ArgumentNullException(nameof(tracker));
}
if (Private)
{
throw new InvalidOperationException("Cannot remove trackers from a private torrent.");
}
await ClientEngine.MainLoop;
var clone = new List <TrackerTier> (Tiers);
var tier = Tiers.FirstOrDefault(t => t.Trackers.Contains(tracker));
if (tier == null)
{
return(false);
}
tier.AnnounceComplete -= AnnounceComplete;
tier.ScrapeComplete -= ScrapeComplete;
var index = clone.IndexOf(tier);
if (tier.Trackers.Count == 1)
{
clone.RemoveAt(index);
}
else
{
clone[index] = tier.Without(tracker);
}
Tiers = clone.AsReadOnly();
return(true);
}
