/// <summary>
/// Raises the <see cref="E:System.Windows.Application.Startup" /> event.
/// </summary>
/// <param name="e">A <see cref="T:System.Windows.StartupEventArgs" /> that contains the event data.</param>
protected override void OnStartup(StartupEventArgs e)
{
ITracer stringTracer = new StringTracer(string.Empty);
ITracer consoleTracer = new ConsoleTracer(string.Empty);
var signalLoader = new SmartSignalLoader(consoleTracer);
// *Temporary*: if package file path wasn't accepted, raise file selection window to allow package file selection.
// This option should be removed before launching version for customers (bug for tracking: 1177247)
string signalPackagePath = e.Args.Length != 1 ?
this.GetSignalPackagePath() :
Diagnostics.EnsureStringNotNullOrWhiteSpace(() => e.Args[0]);
SmartSignalPackage signalPackage;
using (var fileStream = new FileStream(signalPackagePath, FileMode.Open))
{
signalPackage = SmartSignalPackage.CreateFromStream(fileStream, consoleTracer);
}
SmartSignalManifest signalManifest = signalPackage.Manifest;
ISmartSignal signal = signalLoader.LoadSignal(signalPackage);
// Authenticate the user to Active Directory
var authenticationServices = new AuthenticationServices();
authenticationServices.AuthenticateUser();
ICredentialsFactory credentialsFactory = new ActiveDirectoryCredentialsFactory(authenticationServices);
IAzureResourceManagerClient azureResourceManagerClient = new AzureResourceManagerClient(credentialsFactory, consoleTracer);
// Create analysis service factory
var queryRunInroProvider = new QueryRunInfoProvider(azureResourceManagerClient);
var httpClientWrapper = new HttpClientWrapper();
IAnalysisServicesFactory analysisServicesFactory = new AnalysisServicesFactory(consoleTracer, httpClientWrapper, credentialsFactory, azureResourceManagerClient, queryRunInroProvider);
var signalRunner = new SmartSignalRunner(signal, analysisServicesFactory, queryRunInroProvider, signalManifest, stringTracer);
// Create a Unity container with all the required models and view models registrations
Container = new UnityContainer();
Container
.RegisterInstance(stringTracer)
.RegisterInstance(new SignalsResultsRepository())
.RegisterInstance(authenticationServices)
.RegisterInstance(azureResourceManagerClient)
.RegisterInstance(signal)
.RegisterInstance(signalManifest)
.RegisterInstance(analysisServicesFactory)
.RegisterInstance(signalRunner);
}
/// <summary>
/// Reads a smart signal's package from the repository
/// </summary>
/// <param name="signalId">The signal's ID</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>A <see cref="Task{TResult}"/> returning the signal package</returns>
public async Task <SmartSignalPackage> ReadSignalPackageAsync(string signalId, CancellationToken cancellationToken)
{
this.tracer.TraceInformation($"Getting smart signal {signalId} package");
try
{
CloudBlob latestVersionSignalBlob = await this.GetLatestSignalBlobVersionAsync(signalId, cancellationToken);
this.tracer.TraceInformation($"Last version signal BLOB is {latestVersionSignalBlob.Name}");
using (var blobMemoryStream = new MemoryStream())
{
// Download the blob to a stream and generate the signal package from it
await latestVersionSignalBlob.DownloadToStreamAsync(blobMemoryStream, cancellationToken);
return(SmartSignalPackage.CreateFromStream(blobMemoryStream, this.tracer));
}
}
catch (StorageException e)
{
throw new SmartSignalRepositoryException("Failed to get signal package from storage", e);
}
}