using DigitalData.TaskFlow.Application.Options;
using FluentValidation;
using MediatR;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using System.Reflection;
using DigitalData.TaskFlow.Application.Common.Behaviors;

namespace DigitalData.TaskFlow.Application;

public static class DependencyInjection
{
    public static IServiceCollection AddApplicationServices(this IServiceCollection services, IConfiguration configuration)
    {
        var mediatROptions = configuration
            .GetSection(MediatROptions.SectionName)
            .Get<MediatROptions>();

        services
            .AddOptions<MediatROptions>()
            .Bind(configuration.GetSection(MediatROptions.SectionName));

        services.AddMediatR(config =>
        {
            config.RegisterServicesFromAssembly(typeof(DependencyInjection).Assembly);

            if (!string.IsNullOrWhiteSpace(mediatROptions?.LuckyPennySoftLicenseKey))
            {
                config.LicenseKey = mediatROptions.LuckyPennySoftLicenseKey;
            }
        });

        services.AddValidatorsFromAssembly(typeof(DependencyInjection).Assembly);
        services.AddTransient(typeof(IPipelineBehavior<,>), typeof(ValidationBehavior<,>));
        services.AddAutoMapper(_ => { }, Assembly.GetExecutingAssembly());

        return services;
    }
}