private async Task <IEnumerable <SessionGroup> > Load()
{
Username = await CardboardKnight.Username();
var plays = await CardboardKnight.RetrievePlays();
if (!plays.Any())
{
plays = await CardboardKnight.FetchPlays();
}
var user = await CardboardKnight.Username();
foreach (var p in plays)
{
p.User = user;
}
var results = plays
.GroupBy(p => p.Date, p => p, (key, g) => new SessionGroup(g.ToList())
{
Date = key
})
.OrderByDescending(i => i.Date);
Sessions = new ObservableCollection <SessionGroup>(results);
return(Sessions);
}
private async Task Appearing()
{
string username;
username = await CardboardKnight.Username();
if (string.IsNullOrEmpty(username)) // if no user name, launch the login experience
{
await _navigationService.Navigate <LoginViewModel>();
}
else
{
await _navigationService.Navigate <MenuViewModel>();
await _navigationService.Navigate <HomeViewModel>();
}
}