ASP.Net Core Dependency Injection - Implementation Factory

services.cs

services.AddScoped<IDiscountProcessor, OrderDiscountProcessor>();
services.AddScoped<Discount>(sp =>
{
    return new DiscountBuilder()
        .WithMinimumBillAmount(1000)
        .WithMinimumItemCount(3)
        .WithPercentage(10)
        .Build();
});