internal void UpdatePushes(List <Push> pushes)
{
var pushViewModels = PushViewModel.ToViewModels(pushes);
if (AllPushCollection.Count > pushes.Count)
{
AllPushCollection.ResetTo(pushViewModels);
}
else
{
AllPushCollection.AddRange(pushViewModels.Skip(AllPushCollection.Count));
}
}
static IEnumerable <PushViewModel> toViewModelsReverse(IEnumerable <Push> pushes)
{
// push from latest to oldest
// guesstime from now to oldest
var cultureInfo = CultureInfo.GetCultureInfo("zh-TW");
int currYear = DateTime.Now.Year;
DateTime latestDateTime = DateTime.Now;
foreach (var item in pushes.Reverse())
{
var viewModel = new PushViewModel(item);
DateTime guessDT;
if (DateTime.TryParseExact($"{currYear}/{item.date} {item.time}", "yyyy/MM/dd HH:mm", cultureInfo, DateTimeStyles.AssumeLocal, out guessDT))
{
if (guessDT > latestDateTime)
{
guessDT = guessDT.AddYears(-1);
}
latestDateTime = guessDT;
viewModel.GuessDateTime = guessDT;
}
yield return(viewModel);
}
}
public PushClickedEventArgs(PushViewModel push)
{
Push = push;
}
public void OnPushDoubleClicked(PushViewModel push) => PushDoubleClicked?.Invoke(this, new PushClickedEventArgs(push));
