pfm/PostFundManagement.Application/Extensions/ServiceExtensionTools.cs

using PostFundManagement.Application.Interceptors;

namespace PostFundManagement.Application.Extensions;

public static class ServiceExtensionTools
{
    public static IServiceCollection AddLoggedCachedServiceScoped<TInterface, TImplementation, TCacheDecorator>(this IServiceCollection services)
        where TInterface : class
        where TImplementation : class, TInterface
        where TCacheDecorator : class, TInterface
    {
        services.AddScoped<TImplementation>();
        services.AddScoped<TCacheDecorator>();

        services.AddScoped(provider =>
        {
            var proxyGenerator = provider.GetRequiredService<ProxyGenerator>();
            var loggingInterceptor = provider.GetRequiredService<LoggingInterceptor>();

            var actual = provider.GetRequiredService<TImplementation>();

            var cached = ActivatorUtilities.CreateInstance<TCacheDecorator>(provider, actual);

            return proxyGenerator.CreateInterfaceProxyWithTarget<TInterface>(cached,
                loggingInterceptor.ToInterceptor());
        });

        return services;
    }

    public static IServiceCollection AddLoggedAuditedCachedServiceScoped<TInterface, TImplementation, TCacheDecorator>(this IServiceCollection services)
        where TInterface : class
        where TImplementation : class, TInterface
        where TCacheDecorator : class, TInterface
    {
        services.AddScoped<TImplementation>();
        services.AddScoped<TCacheDecorator>();

        services.AddScoped(provider =>
        {
            var proxyGenerator = provider.GetRequiredService<ProxyGenerator>();
            var auditInterceptor = provider.GetRequiredService<AuditInterceptor>();
            var loggingInterceptor = provider.GetRequiredService<LoggingInterceptor>();

            var actual = provider.GetRequiredService<TImplementation>();

            var cached = ActivatorUtilities.CreateInstance<TCacheDecorator>(provider, actual);

            return proxyGenerator.CreateInterfaceProxyWithTarget<TInterface>(cached,
                loggingInterceptor.ToInterceptor(),
                           auditInterceptor.ToInterceptor());
        });

        return services;
    }

    public static IServiceCollection AddLoggedAuditedServiceScoped<TInterface, TImplementation>(this IServiceCollection services)
        where TInterface : class
        where TImplementation : class, TInterface
    {
        services.AddScoped<TImplementation>();

        services.AddScoped(provider =>
        {
            var proxyGenerator = provider.GetRequiredService<ProxyGenerator>();
            var auditInterceptor = provider.GetRequiredService<AuditInterceptor>();
            var loggingInterceptor = provider.GetRequiredService<LoggingInterceptor>();

            var actual = provider.GetRequiredService<TImplementation>();

            return proxyGenerator.CreateInterfaceProxyWithTarget<TInterface>(actual,
                loggingInterceptor.ToInterceptor(),
                           auditInterceptor.ToInterceptor());
        });

        return services;
    }
}