protected override async void OnStart()
{
DependencyResolver.Init();
var navigationService = DependencyResolver.Resolve <INavigationService>();
if (CrossConnectivity.Current.IsConnected)
{
var secureStorage = new SecureStorage();
if (secureStorage.CheckUserStored())
{
var user = await secureStorage.GetUser();
// user = null => setup probably interrupted
if (user != null)
{
// user needs to check address
UserService.SetCurrentUser(user);
this.MainPage = new NavigationPage(navigationService.LoggedInEntryPoint);
}
else
{
this.MainPage = new NavigationPage(navigationService.LoginEntryPoint);
}
}
else
{
this.MainPage = new NavigationPage(navigationService.LoginEntryPoint);
}
}
else
{
this.MainPage = new NavigationPage(new OfflinePage());
}
}
private async void TaskCompleted(BackgroundTaskRegistration sender, BackgroundTaskCompletedEventArgs args)
{
// Should be moved to the runtime component, but it's not possible to set a reference to Chiota
var secureStorage = new SecureStorage();
if (secureStorage.CheckUserStored())
{
var user = await secureStorage.GetUser();
if (user != null)
{
// request list is needed for information
var contactRequestList = await user.TangleMessenger.GetJsonMessageAsync <Contact>(user.RequestAddress, 3);
var contactsOnApproveAddress = await new SqLiteHelper().LoadContacts(user.PublicKeyAddress);
var approvedContacts =
contactRequestList.Intersect(contactsOnApproveAddress, new ChatAdressComparer()).ToList();
// currently no messages for contact request due to perfomance issues
foreach (var contact in approvedContacts.Where(c => !c.Rejected))
{
var encryptedMessages = await user.TangleMessenger.GetMessagesAsync(contact.ChatAddress);
if (encryptedMessages.Any(c => !c.Stored))
{
this.CreateNotification(contact);
}
}
}
}
}
public App()
{
this.InitializeComponent();
var secureStorage = new SecureStorage();
if (secureStorage.CheckUserStored())
{
this.MainPage = new NavigationPage(new ContactPage(secureStorage.GetUser()));
}
else
{
this.MainPage = new NavigationPage(new LoginPage());
}
}
private async Task <bool> LookForNewNotifications()
{
if (CrossConnectivity.Current.IsConnected)
{
// seed needs to be stored on device!!
var secureStorage = new SecureStorage();
if (!secureStorage.CheckUserStored())
{
return(true);
}
var user = await secureStorage.GetUser();
if (user == null)
{
return(true);
}
var interactor = DependencyResolver.Resolve <IUsecaseInteractor <GetContactsRequest, GetContactsResponse> >();
var response = await interactor.ExecuteAsync(
new GetContactsRequest
{
ContactRequestAddress = new Address(user.RequestAddress),
PublicKeyAddress = new Address(user.PublicKeyAddress)
});
if (response.Code != ResponseCode.Success)
{
return(true);
}
// currently no messages for contact request due to perfomance issues
var contactNotificationId = 0;
foreach (var contact in response.ApprovedContacts.Where(c => !c.Rejected))
{
var encryptedMessages = await user.TangleMessenger.GetMessagesAsync(contact.ChatAddress);
if (encryptedMessages.Any(c => !c.Stored))
{
this.CreateNotification(contactNotificationId, contact);
}
contactNotificationId++;
}
}
return(true);
}
private async void TaskCompleted(BackgroundTaskRegistration sender, BackgroundTaskCompletedEventArgs args)
{
// Should be moved to the runtime component, but it's not possible to set a reference to Chiota
var secureStorage = new SecureStorage();
if (!secureStorage.CheckUserStored())
{
return;
}
var user = await secureStorage.GetUser();
if (user == null)
{
return;
}
var interactor = DependencyResolver.Resolve <IUsecaseInteractor <GetContactsRequest, GetContactsResponse> >();
var response = await interactor.ExecuteAsync(
new GetContactsRequest
{
ContactRequestAddress = new Address(user.RequestAddress),
PublicKeyAddress = new Address(user.PublicKeyAddress)
});
if (response.Code != ResponseCode.Success)
{
return;
}
// currently no messages for contact request due to perfomance issues
foreach (var contact in response.ApprovedContacts.Where(c => !c.Rejected))
{
var encryptedMessages = await user.TangleMessenger.GetMessagesAsync(contact.ChatAddress);
if (encryptedMessages.Any(c => !c.Stored))
{
this.CreateNotification(contact);
}
}
}
private async Task <bool> LookForNewNotifications()
{
if (CrossConnectivity.Current.IsConnected)
{
// seed needs to be stored on device!!
var secureStorage = new SecureStorage();
if (secureStorage.CheckUserStored())
{
var user = await secureStorage.GetUser();
if (user != null)
{
// request list is needed for information
var contactRequestList = await user.TangleMessenger.GetJsonMessageAsync <Contact>(user.RequestAddress, 3);
var contactsOnApproveAddress = await new SqLiteHelper().LoadContacts(user.PublicKeyAddress);
var approvedContacts = contactRequestList.Intersect(contactsOnApproveAddress, new ChatAdressComparer())
.ToList();
// currently no messages for contact request due to perfomance issues
var contactNotificationId = 0;
foreach (var contact in approvedContacts.Where(c => !c.Rejected))
{
var encryptedMessages = await user.TangleMessenger.GetMessagesAsync(contact.ChatAddress);
if (encryptedMessages.Any(c => !c.Stored))
{
this.CreateNotification(contactNotificationId, contact);
}
contactNotificationId++;
}
}
}
}
return(true);
}
protected override async void OnStart()
{
DependencyResolver.Init();
var navigationService = DependencyResolver.Resolve <INavigationService>();
if (CrossConnectivity.Current.IsConnected)
{
var secureStorage = new SecureStorage();
// Reset in case something isn't working
// secureStorage.DeleteUser();
if (secureStorage.CheckUserStored())
{
var user = await secureStorage.GetUser();
if (user != null)
{
UserService.SetCurrentUser(user);
this.MainPage = new NavigationPage(navigationService.LoggedInEntryPoint);
}
else
{
this.MainPage = new NavigationPage(navigationService.LoginEntryPoint);
}
}
else
{
this.MainPage = new NavigationPage(navigationService.LoginEntryPoint);
}
}
else
{
this.MainPage = new NavigationPage(new OfflinePage());
}
}