CMS/src/CMSMicroservice.Application/ConfigureServices.cs

using System.Reflection;
using CMSMicroservice.Application.Common.Behaviours;
using MapsterMapper;

namespace Microsoft.Extensions.DependencyInjection;

public static class ConfigureServices
{
    public static IServiceCollection AddApplicationServices(this IServiceCollection services)
    {
        services.AddMapping();
        services.AddValidatorsFromAssembly(Assembly.GetExecutingAssembly());
        services.AddMediatR(AppDomain.CurrentDomain.GetAssemblies());
        services.AddTransient(typeof(IPipelineBehavior<,>), typeof(UnhandledExceptionBehaviour<,>));
        services.AddTransient(typeof(IPipelineBehavior<,>), typeof(ValidationBehaviour<,>));
        services.AddTransient(typeof(IPipelineBehavior<,>), typeof(PerformanceBehaviour<,>));

        return services;
    }

    private static IServiceCollection AddMapping(this IServiceCollection services)
    {
        var typeAdapterConfig = TypeAdapterConfig.GlobalSettings;
        // scans the assembly and gets the IRegister, adding the registration to the TypeAdapterConfig
        typeAdapterConfig.Scan(Assembly.GetExecutingAssembly());
        // register the mapper as Singleton service for my application
        var mapperConfig = new Mapper(typeAdapterConfig);
        services.AddSingleton<IMapper>(mapperConfig);
        return services;
    }
}