public CommentViewModelCollection(IBaconProvider baconProvider, string permaLink, string subreddit, string subredditId, string targetName)
{
_timerHandles = new List <WeakReference>();
_state = new Dictionary <object, object>();
_permaLink = permaLink;
_subreddit = subreddit;
_targetName = targetName;
_baconProvider = baconProvider;
var settingsService = baconProvider.GetService <ISettingsService>();
if (settingsService.IsOnline())
{
_listingProvider = new BaconographyPortable.Model.Reddit.ListingHelpers.PostComments(baconProvider, subreddit, permaLink, targetName);
}
else
{
_listingProvider = new BaconographyPortable.Model.KitaroDB.ListingHelpers.PostComments(baconProvider, subredditId, permaLink, targetName);
}
//dont add to the observable collection all at once, make the view models on the background thread then start a ui timer to add them 10 at a time
//to the actual observable collection leaving a bit of time in between so we dont block anything
_systemServices = baconProvider.GetService <ISystemServices>();
_systemServices.RunAsync(RunInitialLoad);
}
void RunUILoad(ref IEnumerable <ViewModelBase> remainingVMs, ObservableCollection <ViewModelBase> targetCollection, object timerHandle)
{
_systemServices.StopTimer(timerHandle);
int vmCount = 0;
int topLevelVMCount = 0;
foreach (var vm in remainingVMs)
{
topLevelVMCount++;
vmCount += CountVMChildren(vm);
targetCollection.Add(vm);
if (vmCount > 15)
{
break;
}
}
if (vmCount >= 15)
{
remainingVMs = remainingVMs.Skip(topLevelVMCount);
_systemServices.RunAsync(async(obj) =>
{
_systemServices.RestartTimer(timerHandle);
});
}
}