/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
/// <param name="obj"></param>
/// <returns></returns>
public override Task <ActionResult> Execute(object sender, EventArgs args, object obj)
{
// todo
TweetWPFViewModel rootVM = obj as TweetWPFViewModel;
rootVM.IsReloadEnabled = false;
TweetTab tab = rootVM.SelectedTabHeader;
ReloadTimeline(tab);
rootVM.IsReloadEnabled = true;
return(OK);
}
/// <summary>
///
/// </summary>
private void ReloadTimeline(TweetTab tab)
{
IEnumerable <ITweet> tweets = new List <ITweet>();
List <ITweet> cache = null;
if (tab.Key == "HOME")
{
tweets = Timeline.GetHomeTimeline();
cache = ViewModel.HomeTweets;
}
else if (tab.Key == "MENTION")
{
tweets = Timeline.GetMentionsTimeline();
cache = ViewModel.MentionTweets;
}
ITweet last = cache.LastOrDefault();
foreach (ITweet tweet in tweets.Reverse())
{
if (last == null)
{
cache.Insert(0, tweet);
ViewModel.Tweets.Insert(0, tweet);
continue;
}
// todo : retweet
if (last.CreatedAt < tweet.CreatedAt)
{
cache.Insert(0, tweet);
ViewModel.Tweets.Insert(0, tweet);
continue;
}
}
}
