public static async Task LoadAuth()
{
List <Account> accounts = await SecureStorageAccountStore.FindAccountsForServiceAsync(App.AppName);
var account = accounts.FirstOrDefault();
if (account != null)
{
await DoLogin(account.Username, account.Properties["Password"], false);
}
}
private async void SocialLoggedInGoogle(object obj)
{
string clientId = null;
string redirectUri = null;
switch (Device.RuntimePlatform)
{
case Device.iOS:
clientId = Constants.GoogleiOSClientId;
redirectUri = Constants.GoogleiOSRedirectUrl;
break;
case Device.Android:
clientId = Constants.GoogleAndroidClientId;
redirectUri = Constants.GoogleAndroidRedirectUrl;
break;
}
// account = store.FindAccountsForService(Constants.AppName).FirstOrDefault();
var accounts = await SecureStorageAccountStore.FindAccountsForServiceAsync(Constants.AppName);
OAuth2Authenticator authenticator = new OAuth2Authenticator(
clientId,
null,
Constants.GoogleScope,
new Uri(Constants.GoogleAuthorizeUrl),
new Uri(redirectUri),
new Uri(Constants.GoogleAccessTokenUrl),
null,
true);
authenticator.Completed += OnAuthCompleted;
authenticator.Error += OnAuthError;
AuthenticationState.Authenticator = authenticator;
var presenter = new Xamarin.Auth.Presenters.OAuthLoginPresenter();
try
{
presenter.Login(authenticator);
}
catch (Exception ex)
{
Debug.WriteLine("OAuthLoginPresenter exception error: " + ex.Message);
if (ex.InnerException != null)
{
Debug.WriteLine("OAuthLoginPresenter inner exception error: " + ex.InnerException.Message);
}
}
}
private async void Setup()
{
Account account = null;
try
{
account = (await SecureStorageAccountStore.FindAccountsForServiceAsync(Constants.AppName)).SingleOrDefault();
}
catch (Exception e)
{
Debug.WriteLine(e);
}
if (account != null)
{
MainPage = new MainPage();
GetUserObject(account);
}
else
{
MainPage = new NavigationPage(new LoginFlowPage());
}
}
private async void Login_Clicked(object sender, EventArgs e)
{
var oAuth = new OAuth2AuthenticatorEx("xamarin-client", "offline_access values-api",
new Uri(EndPoints.IS4domain + "/connect/authorize"), new Uri(EndPoints.IS4domain + "/grants"))
{
AccessTokenUrl = new Uri(EndPoints.IS4domain + "/connect/token"),
ShouldEncounterOnPageLoading = false
};
var account = await SecureStorageAccountStore.FindAccountsForServiceAsync("AuthServer");
if (account != null && account.Any())
{
AuthAccount = account.First();
Client.DefaultRequestHeaders.Add("Authorization", $"Bearer {AuthAccount.Properties["access_token"]}");
await Navigation.PushAsync(new ValuesPage());
}
else
{
var presenter = new OAuthLoginPresenter();
presenter.Completed += Presenter_Completed;
presenter.Login(oAuth);
}
}
