monorepo/LCU.API.Internal.ArchiverApi/LCU.Api.Internal.ArchiverApi/Startup.cs

using System.Text.Json.Serialization;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.OpenApi.Models;
using Microsoft.EntityFrameworkCore;
using Serilog;
using MassTransit;
using LCU.Library.Internal.Logging.Models;
using LCU.Library.Internal.Logging;
using LCU.Library.Internal.Logging.Middleware;
using LCU.Api.Internal.ArchiverApi.Configuration;
using LCU.Api.Internal.ArchiverApi.Models;
using LCU.Api.Internal.ArchiverApi.Services;
using LCU.Library.Internal.ArchiverApiLib.Repositories;
using LCU.Library.Internal.ArchiverApiLib.Persistence;
using LCU.Library.Internal.LcuMassTransit;
using LCU.Library.Internal.LcuMassTransitModels;
using LCU.Api.Internal.ArchiverApi.Consumers;
namespace LCU.Api.Internal.ArchiverApi;

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 void ConfigureServices(IServiceCollection services)
    {
        services.AddControllers();
        services.AddHttpClient();
        services.AddDbContext<AppDbContext>(options =>
        {
            options.UseSqlServer(
                Configuration.GetSection("Primary").GetSection("Connections").GetSection("SQL").GetSection("ArchiverApiDb").Value
            );
        });

        var archiverApiConfig = new ArchiverApiConfig();
        Configuration.GetSection("Primary").Bind(archiverApiConfig);
        services.AddSingleton(archiverApiConfig);

        var loggerConfiguration = new LoggingConfiguration(archiverApiConfig.ApplicationName,
                                                           archiverApiConfig.SeqApiKey,
                                                           archiverApiConfig.SeqUrl);
        var lcuLogging = new LcuLogging(loggerConfiguration);
        lcuLogging.UseLcuLogging();

        var connectionConfiguration = MassTransitConfigurationSetUp.AddConnectionConfiguration(ref services, Configuration);
        var receiveEndpointConfigurations = new ReceiveEndpointConfigurations()
        {
            ArchiverReceiveEndpoint = MassTransitConfigurationSetUp.GetReceiveEndpointConfiguration(Configuration,
                                                                                                    "ArchiverReceiveEndpoint"),
            ResponseReceiveEndpoint = MassTransitConfigurationSetUp.GetReceiveEndpointConfiguration(Configuration,
                                                                                                    "ResponseReceiveEndpoint")
        };
        services.AddSingleton(receiveEndpointConfigurations);
        AddMassTransitServices(ref services, connectionConfiguration, receiveEndpointConfigurations, archiverApiConfig);

        services.AddScoped<IEnvironmentView, EnvironmentView>();

        //Services
        services.AddScoped<IReportService, ReportService>();
        services.AddScoped<IApplicationMappingService, ApplicationMappingService>();
        services.AddScoped<IRegexMappingService, RegexMappingService>();
        services.AddScoped<IArchiverService, ArchiverService>();
        services.AddScoped<IQueueArchiverService, QueueArchiverService>();
        services.AddScoped<IArchiveCompletionService, ArchiveCompletionService>();
        services.AddScoped<IFileOperationsService, FileOperationsService>();
        services.AddScoped<INotificationService, NotificationService>();
        services.AddScoped<ICoreApiWrapperService, CoreApiWrapperService>();

        //Repositories
        services.AddScoped<IApplicationMappingRepository, ApplicationMappingRepository>();
        services.AddScoped<IRegexMappingRepository, RegexMappingRepository>();
        services.AddScoped<IUnitOfWork, UnitOfWork>();

        services.AddControllers().AddJsonOptions(options => options.JsonSerializerOptions.Converters.Add(new JsonStringEnumConverter()));
        services.AddSwaggerGen(c => { c.SwaggerDoc("v1", new OpenApiInfo { Title = $"{archiverApiConfig.ApplicationName}", Version = "v1" }); });

    }

    public void AddMassTransitServices(ref IServiceCollection services,
                                      ConnectionConfiguration connectionConfiguration,
                                      ReceiveEndpointConfigurations receiveEndpointConfigurations,
                                      ArchiverApiConfig archiverApiConfig)
    {
        services.AddMassTransit(x =>
        {
            x.AddConsumer<ArchiverConsumer>();
            x.AddConsumer<ResponseConsumer>();

            x.UsingRabbitMq((context, cfg) =>
            {
                cfg.Host(connectionConfiguration.HostUrl, "/", host =>
                {
                    host.Username(connectionConfiguration.UserName);
                    host.Password(connectionConfiguration.Password);
                });

                if (archiverApiConfig.FeatureFlags.RunArchiverConsumer)
                {
                    cfg.ReceiveEndpoint(receiveEndpointConfigurations.ArchiverReceiveEndpoint.ReceiveEndpoint, e =>
                    {
                        e.ConfigureConsumer<ArchiverConsumer>(context);
                        e.PrefetchCount = receiveEndpointConfigurations.ArchiverReceiveEndpoint.PrefetchLimit;
                        e.SetQuorumQueue();
                    });
                }

                if (archiverApiConfig.FeatureFlags.RunResponseConsumer)
                {
                    cfg.ReceiveEndpoint(receiveEndpointConfigurations.ResponseReceiveEndpoint.ReceiveEndpoint, e =>
                    {
                        e.ConfigureConsumer<ResponseConsumer>(context);
                        e.PrefetchCount = receiveEndpointConfigurations.ResponseReceiveEndpoint.PrefetchLimit;
                        e.SetQuorumQueue();
                    });
                }
            });
        });
        services.AddMassTransitHostedService();
    }

    // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
    public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
    {
        if (env.IsDevelopment())
        {
            app.UseDeveloperExceptionPage();
        }

        app.UseSwagger();
        app.UseSwaggerUI(c => c.SwaggerEndpoint("v1/swagger.json", "LCU.Api.Internal.ArchiverApi v1"));
        app.UseMiddleware<RequestResponseLoggingMiddleware>();
        app.UseSerilogRequestLogging(options => { options.EnrichDiagnosticContext = RequestResponseLoggingMiddleware.RequestDataParser.EnrichFromRequest; });
        app.UseHttpsRedirection();
        app.UseRouting();
        app.UseAuthorization();
        app.UseEndpoints(endpoints =>
        {
            endpoints.MapControllers();
        });
    }
}