async Task ExecuteLoadGuardsCommand()
{
if (IsBusy)
{
return;
}
IsBusy = true;
try
{
Guards.Clear();
var guards = await GuardDataStore.GetMembersAsync(true);
foreach (var guard in guards)
{
Guards.Add(guard);
}
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
finally
{
IsBusy = false;
}
}
public GuardsViewModel()
{
Title = "Browse";
Guards = new ObservableCollection <Guard>();
LoadGuardsCommand = new Command(async() => await ExecuteLoadGuardsCommand());
MessagingCenter.Subscribe <NewGuardPage, Guard>(this, "AddGuard", async(obj, guard) =>
{
var _guard = guard as Guard;
Guards.Add(_guard);
await GuardDataStore.AddMemberAsync(_guard);
});
}
