/// <summary>
/// Subscribe to updates that involve order change
/// </summary>
private IDisposable BindOrderUpdates()
{
return(_chatUpdater.GetOrderUpdates()
.Buffer(TimeSpan.FromSeconds(2))
.SubscribeOn(RxApp.TaskpoolScheduler)
.ObserveOn(RxApp.MainThreadScheduler)
.Where(changes => changes.Count > 0)
.SelectMany(_ => _chatLoader.LoadChats()
.Select(GetChatEntryModel)
.ToList())
.Do(entries =>
{
for (int i = 0; i < entries.Count; i++)
{
entries[i].Order = i;
}
})
.Accept(entries =>
{
entries.Insert(0, HomeEntryModel.Instance);
_chats.EditDiff(entries, (m1, m2) => m1.Id == m2.Id);
_chats.Refresh();
}));
}
/// <summary>
/// Subscribe to updates that involve order change
/// </summary>
private IDisposable BindOrderUpdates(
IChatLoader chatLoader,
IChatUpdater chatUpdater)
{
return(chatUpdater.GetOrderUpdates()
.Buffer(TimeSpan.FromSeconds(1))
.SubscribeOn(RxApp.TaskpoolScheduler)
.ObserveOn(RxApp.MainThreadScheduler)
.Accept(changes =>
{
if (changes.Count > 0)
{
LoadChats(chatLoader)
.DisposeWith(_serviceDisposable);
}
}));
}