private ApplicationBuilder(ApplicationBuilder <TContext> builder)
{
Properties = builder.Properties;
}
public IServerHost <TContext> Build()
{
var services = new ServiceCollection();
services.AddInstance <ILoggerFactory>(new LoggerFactory());
services.AddLogging();
services.AddOptions();
services.AddSingleton <IApplicationLifetime, ApplicationLifetime>();
services.AddSingleton <IFrameOutput, FrameOutput>();
services.AddSingleton <IOutputProducerFactory, DefaultOutputProducerFactory>();
services.AddSingleton(typeof(IDispatcher <>), typeof(Dispatcher <>));
// known encoders
services.AddCodec <JObject, JsonEncoder, JsonDecoder>();
// Add known protocols
services.AddSingleton(typeof(IContextFactory <TcpContext>), typeof(TcpContextFactory));
// Add the startup type
services.AddSingleton(_startupType);
services.AddSingleton(typeof(IServerFactory), _serverFactoryType);
_configureServices?.Invoke(services);
var serviceProvider = services.BuildServiceProvider();
var startup = serviceProvider.GetService(_startupType);
var configure = FindConfigureDelegate(_startupType);
var configureServices = FindConfigureServicesDelegate(_startupType);
// ConfigureServices
var applicationServices = configureServices?.Invoke(startup, new object[] { services }) as IServiceProvider ??
services.BuildServiceProvider();
// Configure (will support DI at some point)
// configure.Invoke(startup, new object[] { });
var parameters = configure.GetParameters();
var args = new object[parameters.Length];
if (parameters.Length == 0)
{
throw new InvalidOperationException("Invalid Configure signature");
}
var appBuilder = new ApplicationBuilder <TContext>(applicationServices);
args[0] = appBuilder;
for (int i = 1; i < parameters.Length; i++)
{
args[i] = applicationServices.GetRequiredService(parameters[i].ParameterType);
}
configure.Invoke(startup, args);
var pipeline = appBuilder.Build();
var serverFactory = applicationServices.GetRequiredService <IServerFactory>();
var contextFactory = applicationServices.GetRequiredService <IContextFactory <TContext> >();
var server = serverFactory.CreateServer(_config);
return(new ServerHost <TContext>(server, applicationServices, contextFactory, pipeline));
}