protected override void OnNavigatedTo(NavigationEventArgs e)
{
_args = e.Parameter as HistoryNavigationArgs;
if(_args == null)
ViewModelLocator.NavMgr.ResetMainBackNav();
base.OnNavigatedTo(e);
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
_args = e.Parameter as HistoryNavigationArgs;
if (_args == null)
{
ViewModelLocator.NavMgr.DeregisterBackNav();
ViewModelLocator.NavMgr.RegisterBackNav(PageIndex.PageAnimeList,null);
}
base.OnNavigatedTo(e);
}
public async void Init(HistoryNavigationArgs args,bool force = false)
{
if (args == null && force)
args = _prevArgs;
args = args ?? new HistoryNavigationArgs { Source = Credentials.UserName };
if (!force &&_prevArgs?.Source == args.Source )
return;
_prevArgs = args;
History = null;
LoadingVisibility = true;
Dictionary<string, List<MalProfileHistoryEntry>> history = null;
await Task.Run(async () => history = await new ProfileHistoryQuery(args.Source).GetProfileHistory());
var data = new Dictionary<string, List<Tuple<AnimeItemViewModel, List<MalProfileHistoryEntry>>>>();
if (history != null)
{
if (args.Source == Credentials.UserName)
{
foreach (var key in history.Keys)
{
try
{
List<Tuple<AnimeItemViewModel, List<MalProfileHistoryEntry>>> entries =
new List<Tuple<AnimeItemViewModel, List<MalProfileHistoryEntry>>>();
var distinctIds = history[key].Select(entry => entry.Id).Distinct();
foreach (var distinctId in distinctIds)
{
var vm = await ViewModelLocator.AnimeList.TryRetrieveAuthenticatedAnimeItem(distinctId,
history[key].First(entry => entry.Id == distinctId).IsAnime) as AnimeItemViewModel;
entries.Add(new Tuple<AnimeItemViewModel, List<MalProfileHistoryEntry>>(vm,
history[key].Where(entry => entry.Id == distinctId).ToList()));
}
data.Add(key, entries);
}
catch (Exception)
{
//
}
}
}
else
{
try
{
var others = ViewModelLocator.ProfilePage.OthersAbstractions[args.Source];
foreach (var key in history.Keys)
{
List<Tuple<AnimeItemViewModel, List<MalProfileHistoryEntry>>> entries =
new List<Tuple<AnimeItemViewModel, List<MalProfileHistoryEntry>>>();
var distinctIds = history[key].Select(entry => entry.Id).Distinct();
foreach (var distinctId in distinctIds)
{
bool anime =
history[key].
First(entry => entry.Id == distinctId).IsAnime;
var vm = anime
? others.Item1.FirstOrDefault(abstraction => abstraction.Id == distinctId)
: others.Item2.FirstOrDefault(abstraction => abstraction.Id == distinctId);
if (vm != null)
{
entries.Add(new Tuple<AnimeItemViewModel, List<MalProfileHistoryEntry>>(
vm.ViewModel, history[key].Where(entry => entry.Id == distinctId).ToList()));
}
}
data.Add(key, entries);
}
}
catch (Exception)
{
//
}
}
}
History = data;
HistoryEmptyNoticeVisibility = data.Count == 0;
LoadingVisibility = false;
}
