using Autofac; using Autofac.Extensions.DependencyInjection; using Microsoft.AspNetCore.Builder; using Microsoft.AspNetCore.Hosting; using Microsoft.Azure.ServiceBus; using Microsoft.eShopOnContainers.BuildingBlocks.EventBus; using Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Abstractions; using Microsoft.eShopOnContainers.BuildingBlocks.EventBusRabbitMQ; using Microsoft.eShopOnContainers.BuildingBlocks.EventBusServiceBus; using Microsoft.Extensions.Configuration; using Microsoft.Extensions.DependencyInjection; using Microsoft.Extensions.HealthChecks; using Microsoft.Extensions.Logging; using Payment.API.IntegrationEvents.EventHandling; using Payment.API.IntegrationEvents.Events; using RabbitMQ.Client; using System; using System.Threading.Tasks; namespace Payment.API { public class Startup { public Startup(IConfiguration configuration) { Configuration = configuration; } public IConfiguration Configuration { get; } // This method gets called by the runtime. Use this method to add services to the container. public IServiceProvider ConfigureServices(IServiceCollection services) { services.Configure(Configuration); if (Configuration.GetValue("AzureServiceBusEnabled")) { services.AddSingleton(sp => { var logger = sp.GetRequiredService>(); var serviceBusConnectionString = Configuration["EventBusConnection"]; var serviceBusConnection = new ServiceBusConnectionStringBuilder(serviceBusConnectionString); return new DefaultServiceBusPersisterConnection(serviceBusConnection, logger); }); } else { services.AddSingleton(sp => { var logger = sp.GetRequiredService>(); var factory = new ConnectionFactory() { HostName = Configuration["EventBusConnection"] }; if (!string.IsNullOrEmpty(Configuration["EventBusUserName"])) { factory.UserName = Configuration["EventBusUserName"]; } if (!string.IsNullOrEmpty(Configuration["EventBusPassword"])) { factory.Password = Configuration["EventBusPassword"]; } return new DefaultRabbitMQPersistentConnection(factory, logger); }); } services.AddHealthChecks(checks => { checks.AddValueTaskCheck("HTTP Endpoint", () => new ValueTask(HealthCheckResult.Healthy("Ok"))); }); RegisterEventBus(services); var container = new ContainerBuilder(); container.Populate(services); return new AutofacServiceProvider(container.Build()); } // This method gets called by the runtime. Use this method to configure the HTTP request pipeline. public void Configure(IApplicationBuilder app, IHostingEnvironment env) { var pathBase = Configuration["PATH_BASE"]; if (!string.IsNullOrEmpty(pathBase)) { app.UsePathBase(pathBase); } app.UseMvcWithDefaultRoute(); app.UseSwagger() .UseSwaggerUI(c => { c.SwaggerEndpoint($"{ (!string.IsNullOrEmpty(pathBase) ? pathBase : string.Empty) }/swagger/v1/swagger.json", "My API V1"); }); ConfigureEventBus(app); } private void RegisterEventBus(IServiceCollection services) { if (Configuration.GetValue("AzureServiceBusEnabled")) { services.AddSingleton(sp => { var serviceBusPersisterConnection = sp.GetRequiredService(); var iLifetimeScope = sp.GetRequiredService(); var logger = sp.GetRequiredService>(); var eventBusSubcriptionsManager = sp.GetRequiredService(); var subscriptionClientName = Configuration["SubscriptionClientName"]; return new EventBusServiceBus(serviceBusPersisterConnection, logger, eventBusSubcriptionsManager, subscriptionClientName, iLifetimeScope); }); } else { services.AddSingleton(); } services.AddTransient(); services.AddSingleton(); } private void ConfigureEventBus(IApplicationBuilder app) { var eventBus = app.ApplicationServices.GetRequiredService(); eventBus.Subscribe(); } } }