using Core.Blueprint.Common.DependencyInjection;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.DependencyInjection.Extensions;
using Thalos.Domain.Decisions;
using Thalos.DAL.DependencyInjection;
using Thalos.Service.Application.Adapters;
using Thalos.Service.Application.Oidc;
using Thalos.Service.Application.Ports;
using Thalos.Service.Application.Secrets;
using Thalos.Service.Application.Sessions;
using Thalos.Service.Application.UseCases;

namespace Thalos.Service.Application.DependencyInjection;

/// <summary>
/// Registers thalos-service runtime orchestration and DAL adapters.
/// </summary>
public static class ThalosServiceRuntimeServiceCollectionExtensions
{
    /// <summary>
    /// Adds thalos-service runtime wiring aligned with blueprint runtime and thalos-dal runtime.
    /// </summary>
    /// <param name="services">Service collection.</param>
    /// <returns>Service collection for fluent chaining.</returns>
    public static IServiceCollection AddThalosServiceRuntime(this IServiceCollection services)
    {
        services.AddBlueprintRuntimeCore();
        services.AddThalosDalRuntime();
        services.TryAddSingleton<IConfiguration>(_ =>
            new ConfigurationBuilder().AddInMemoryCollection().Build());
        services.TryAddSingleton<IIdentityPolicyDecisionService, IdentityPolicyDecisionService>();
        services.TryAddSingleton<IIdentityTokenDecisionService, IdentityTokenDecisionService>();

        services.TryAddSingleton<IIdentityPolicyGrpcContractAdapter, IdentityPolicyGrpcContractAdapter>();
        services.TryAddSingleton<IIdentitySecretMaterialProvider, ConfigurationIdentitySecretMaterialProvider>();
        services.TryAddSingleton<IIdentityProviderTokenExchangeService, GoogleIdentityProviderTokenExchangeService>();
        services.TryAddSingleton<IIdentitySessionTokenCodec, HmacIdentitySessionTokenCodec>();

        services.TryAddSingleton<IIdentityTokenReadPort, IdentityTokenReadPortDalAdapter>();
        services.TryAddSingleton<IIdentityPolicyContextReadPort, IdentityPolicyContextReadPortDalAdapter>();

        services.TryAddSingleton<IIssueIdentityTokenUseCase, IssueIdentityTokenUseCase>();
        services.TryAddSingleton<IStartIdentitySessionUseCase, StartIdentitySessionUseCase>();
        services.TryAddSingleton<IRefreshIdentitySessionUseCase, RefreshIdentitySessionUseCase>();
        services.TryAddSingleton<IEvaluateIdentityPolicyUseCase, EvaluateIdentityPolicyUseCase>();

        return services;
    }
}