using FastEndpoints;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.FastEndPoint;
using TCMSBLL.Interfaces;
using static GB5Shared.GB5Constant.Constant;

namespace TCMSSL.EndPoints.Traceability;

/// <summary>
/// GET /TCMS/Traceability/GetScreenTree
/// Returns all registered FE screen routes with test case counts, grouped by module.
/// Powers the left-panel tree in the TCMS Traceability view.
/// </summary>
public class GetScreenTree : BaseEndpoint<GetScreenTree.Params, ResponseStandardDTO<object>>
{
    private readonly ITCMSTraceabilityBLL _Bll;
    public GetScreenTree(ITCMSTraceabilityBLL bll) => _Bll = bll;

    public override void Configure()
    {
        Get("/TCMS/Traceability/GetScreenTree");
        AllowAnonymous();
    }

    public record Params(
        [property: FromHeader] string Login
    );

    protected override string? GetCacheKey(Params req, LoginDTO loginDTO)
        => KeyGenerator.KeyGeneration(0, EntityConstant.OBJECTTCMSTRACEABILITY, CacheKeyLevel.CLIENT_LEVEL, loginDTO);

    protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(
        Params req, LoginDTO loginDTO, CancellationToken ct)
    {
        var result = await _Bll.GetScreenTreeAsync(loginDTO, ct);
        return await GB5Shared.ResponseStandard.Response.CreateSuccessResponse(
            result, CacheKeyLevel.CLIENT_LEVEL, loginDTO);
    }
}