protected override async void OnStart()
{
AppCenterHelper.Start();
AppCenterHelper.TrackEvent("App Started");
#if DEBUG
var res = await LocalDbHelper.Instance.GetAllSavedEnvironmentsAsync();
if (res.Count == 0)
{
/* The following can be used when debugging to input a sample environment
*
* var environment = new BlockchainEnvironment
* {
* ResourceId = "YOUR RESOURCE ID",
* ClientId = "YOUR CLIENT ID",
* ReturnUrl = "YOUR RETURN URI",
* SiteUrl = "YOUR API ENDPOINT",
* TenantId = "YOUR AD TENANT INFORMATION",
* NickName = "A NICKNAME FOR THE ENV"
* };
*
* await LocalDbHelper.Instance.SaveEnvironmentAsync(environment);
*/
}
#endif
}
async Task <bool> executeLoginAsync()
{
var localEnvironments = await LocalDbHelper.Instance.GetAllSavedEnvironmentsAsync();
if (localEnvironments.Count <= 0)
{
System.Diagnostics.Debug.WriteLine("################### NO LOCAL ENVIRONMENTS FOUND");
await configureFirstEnvironment();
return(false);
}
BlockchainEnvironment environment = localEnvironments[0];
var authService = ServiceContainer.Resolve <IAuthentication>();
var loginResponse = await authService.LoginAsync(
$"https://login.windows.net/{environment.TenantId}",
environment.ResourceId,
environment.ClientId,
environment.ReturnUrl);
if (loginResponse != null)
{
AppCenterHelper.TrackEvent("Logged in", new Dictionary <string, string>()
{
{ "username", loginResponse.Profile.DisplayableId }
});
Settings.AccessToken = loginResponse.AccessToken;
#if DEBUG
Settings.AccessTokenExpiration = new DateTimeOffset(DateTime.UtcNow.AddMinutes(2));
GatewayApi.Instance.AccessTokenExpiration = new DateTimeOffset(DateTime.UtcNow.AddMinutes(2));
#else
Settings.AccessTokenExpiration = loginResponse.ExpiresOn;
GatewayApi.Instance.AccessTokenExpiration = loginResponse.ExpiresOn;
#endif
GatewayApi.Instance.SetAuthToken(loginResponse.AccessToken);
App.LOGGED_OUT = false;
Device.BeginInvokeOnMainThread(async() =>
{
if (App.Current.MainPage.Navigation.ModalStack.Count == 0)
{
await App.Current.MainPage.Navigation.PushModalAsync(App.Master);
}
App.ViewModel.WorkbenchEnvironments = localEnvironments;
App.ViewModel.SelectedEnvironment = environment;
});
return(true);
}
else
{
await App.Logout();
return(false);
}
}
public App()
{
FlowListView.Init();
GatewayApi.Instance.ExpiredAccessToken += async(object sender, EventArgs e) =>
{
var localEnvironments = await LocalDbHelper.Instance.GetAllSavedEnvironmentsAsync();
BlockchainEnvironment environment = localEnvironments[0];
var authService = ServiceContainer.Resolve <IAuthentication>();
var loginResponse = await authService.LoginAsync(
$"https://login.windows.net/{environment.TenantId}",
environment.ResourceId,
environment.ClientId,
environment.ReturnUrl,
isRefresh : true);
if (loginResponse != null)
{
AppCenterHelper.TrackEvent("Refreshed Token", new Dictionary <string, string>()
{
{ "username", loginResponse.Profile.DisplayableId }
});
Settings.AccessToken = loginResponse.AccessToken;
GatewayApi.Instance.SetAuthToken(loginResponse.AccessToken);
#if DEBUG
Settings.AccessTokenExpiration = new DateTimeOffset(DateTime.Now.AddMinutes(2));
GatewayApi.Instance.AccessTokenExpiration = new DateTimeOffset(DateTime.Now.AddMinutes(2));
#else
Settings.AccessTokenExpiration = loginResponse.ExpiresOn;
GatewayApi.Instance.AccessTokenExpiration = loginResponse.ExpiresOn;
#endif
}
else
{
App.Logout(false);
}
};
GatewayApi.Instance.ExceptionThrown += async(object sender, Exception e) =>
{
AppCenterHelper.Report(e, new Dictionary <string, string>()
{
{ "baseurl", GatewayApi.SiteUrl }
});
};
ViewModel = new AppViewModel();
backgroundPage = new BackgroundPage();
var navPage = new Xamarin.Forms.NavigationPage(backgroundPage);
var detailNavPage = new Xamarin.Forms.NavigationPage(new ApplicationsPage());
ContractsPage = new WorklfowInstanceListPage();
navPage.BarBackgroundColor = Constants.NavBarBackgroundColor;
navPage.BarTextColor = Constants.NavBarTextColor;
detailNavPage.BarBackgroundColor = Constants.NavBarBackgroundColor;
detailNavPage.BarTextColor = Constants.NavBarTextColor;
Master = new MasterDetailPage {
BindingContext = ViewModel
};
Master.IsPresentedChanged += (object sender, EventArgs e) =>
{
var mdp = sender as MasterDetailPage;
if (mdp.IsPresented)
{
((Xamarin.Forms.NavigationPage)mdp.Detail)
.On <iOS>()
.SetStatusBarTextColorMode(StatusBarTextColorMode.DoNotAdjust);
}
else
{
((Xamarin.Forms.NavigationPage)mdp.Detail)
.On <iOS>()
.SetStatusBarTextColorMode(StatusBarTextColorMode.MatchNavigationBarTextLuminosity);
}
};
Master.Master = new MasterPage {
BindingContext = ViewModel
};
Master.Detail = detailNavPage;
Master.SetBinding(MasterDetailPage.IsPresentedProperty, nameof(AppViewModel.MenuPresented), BindingMode.TwoWay);
Xamarin.Forms.NavigationPage.SetHasNavigationBar(detailNavPage, false);
try
{
MainPage = navPage;
}
catch (Exception e)
{
AppCenterHelper.Report(e);
}
}