public override void Add(TViewModel item)
{
if (item == null)
{
throw new ArgumentNullException(nameof(item));
}
var sequence = _sequenceProvider.Get(Items.Cast <ISequence>().ToList());
item.Sequence = sequence;
base.Add(item);
}
/// <summary>
/// Adds the specified item.
/// </summary>
/// <param name="item">The item.</param>
public virtual void Add(MediaItem item)
{
using (_busyStack.GetToken())
{
var sequence = _sequenceProvider.Get(Items.Select(p => (ISequence)p).ToList());
item.Sequence = sequence;
if (Items.Any() != true)
{
History.Push(item.Sequence);
}
item.PlaylistId = Id;
Items.Add(item);
if (SelectedItem == null)
{
SelectedItem = Items.First();
}
}
}