protected override async Task <IAsyncEnumerable <HohoemaListingPageItemBase> > GetPagedItemsImpl(int head, int count)
{
var tail = head + count;
var prevCount = TimelineItems.Count;
if (TimelineItems.Count < tail)
{
while (prevCount == TimelineItems.Count)
{
var nicoRepoResponse = await LoginUserNicoRepoProvider.GetLoginUserNicoRepo(NicoRepoTimelineType.all, _LastItem?.Id);
if (nicoRepoResponse.IsStatusOK)
{
foreach (var item in nicoRepoResponse.TimelineItems)
{
if (CheckCanDisplayTimelineItem(item))
{
TimelineItems.Add(item);
}
}
_LastItem = nicoRepoResponse.LastTimelineItem;
if (nicoRepoResponse.TimelineItems.Count == 0)
{
break;
}
}
else
{
break;
}
}
}
var list = new List <HohoemaListingPageItemBase>();
return(TimelineItems.Skip(head).Take(count).ToArray()
.Select <NicoRepoTimelineItem, HohoemaListingPageItemBase>(item =>
{
var topicType = NicoRepoItemTopicExtension.ToNicoRepoTopicType(item.Topic);
if (topicType == NicoRepoItemTopic.Live_User_Program_OnAirs ||
topicType == NicoRepoItemTopic.Live_User_Program_Reserve ||
topicType == NicoRepoItemTopic.Live_Channel_Program_Onairs ||
topicType == NicoRepoItemTopic.Live_Channel_Program_Reserve)
{
return new NicoRepoLiveTimeline(item, topicType);
}
else if (topicType == NicoRepoItemTopic.NicoVideo_User_Video_Upload ||
topicType == NicoRepoItemTopic.NicoVideo_User_Mylist_Add_Video ||
topicType == NicoRepoItemTopic.NicoVideo_Channel_Video_Upload)
{
return new NicoRepoVideoTimeline(item, topicType);
}
else
{
throw new NotSupportedException(topicType.ToString());
}
})
.ToAsyncEnumerable());
}
protected override async Task <int> ResetSourceImpl()
{
TimelineItems.Clear();
var nicoRepoResponse = await LoginUserNicoRepoProvider.GetLoginUserNicoRepo(NicoRepoTimelineType.all);
if (nicoRepoResponse.IsStatusOK)
{
foreach (var item in nicoRepoResponse.TimelineItems)
{
if (CheckCanDisplayTimelineItem(item))
{
TimelineItems.Add(item);
}
}
_LastItem = nicoRepoResponse.LastTimelineItem;
return(nicoRepoResponse.Meta.Limit);
}
else
{
return(0);
}
}
public NicoRepoPageViewModel(
ILoggerFactory loggerFactory,
IScheduler scheduler,
ApplicationLayoutManager applicationLayoutManager,
NicoVideoProvider nicoVideoProvider,
PageManager pageManager,
NicoRepoSettings activityFeedSettings,
LoginUserNicoRepoProvider loginUserNicoRepoProvider,
SubscriptionManager subscriptionManager,
OpenLiveContentCommand openLiveContentCommand,
VideoPlayWithQueueCommand videoPlayWithQueueCommand
)
: base(loggerFactory.CreateLogger <NicoRepoPageViewModel>())
{
_scheduler = scheduler;
ApplicationLayoutManager = applicationLayoutManager;
_nicoVideoProvider = nicoVideoProvider;
ActivityFeedSettings = activityFeedSettings;
LoginUserNicoRepoProvider = loginUserNicoRepoProvider;
SubscriptionManager = subscriptionManager;
_openLiveContentCommand = openLiveContentCommand;
VideoPlayWithQueueCommand = videoPlayWithQueueCommand;
NicoRepoType = new ReactiveProperty <NicoRepoType>(NiconicoToolkit.NicoRepo.NicoRepoType.Video, mode: ReactivePropertyMode.DistinctUntilChanged);
NicoRepoDisplayTarget = new ReactiveProperty <NicoRepoDisplayTarget>(mode: ReactivePropertyMode.DistinctUntilChanged);
new[]
{
NicoRepoType.ToUnit(),
NicoRepoDisplayTarget.ToUnit()
}
.Merge()
.Subscribe(_ =>
{
ResetList();
})
.AddTo(_CompositeDisposable);
}
