public async Task InitListView()
{
Realm RealmContext = null;
try
{
if (User.AllLoggedIn.Count() > 1)
{
foreach (var _u in User.AllLoggedIn)
{
await _u.LogOutAsync();
}
}
if (User.Current == null)
{
if (await MyRealm.Login(API_USERNAME, API_PASSWORD) == null)
{
return;
}
}
RealmContext = MyRealm.RealmContext;
using (var transaction = RealmContext.BeginWrite())
{
RealmContext.RemoveAll <TrackMessage>();
RealmContext.Add(new TrackMessage {
Id = 0, Text = "Please wait, service starting"
});
transaction.Commit();
}
listView.ItemsSource = TrackMessage = RealmContext.All <TrackMessage>();
}
catch (Exception e) { Console.WriteLine($"{Constants.TAG} Erreur {e.GetType().FullName} {e.Message}"); }
}
private async void Clicked(object sender, EventArgs e)
{
if (sender == StartButton || sender == StopButton)
{
MessagingCenter.Send(new ToTrackerMessage(sender == StartButton), nameof(ToTrackerMessage));
}
else if (sender == CreateButton)
{
if (await MyRealm.Login(API_USERNAME, API_PASSWORD, true) != null)
{
await InitListView();
}
}
}
protected override async void OnAppearing()
{
base.OnAppearing();
var realm = await MyRealm.OpenRealm();
if (realm != null)
{
listView.ItemsSource = realm.All <CounterMessage>();
}
StartButton.Clicked += Clicked;
StopButton.Clicked += Clicked;
MessagingCenter.Subscribe <ServiceMessage>(this, nameof(ServiceMessage), (message) => {
if (message.MessageType == Constants.TypeMessage.ServiceStarted && realm != null)
{
realm.Write(() => realm.Add(new CounterMessage {
Text = "Service ready"
}));
}
});
}