using FastEndpoints;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.FastEndPoint;
using QMSBLL.Matrix;
using static GB5Shared.GB5Constant.Constant;

namespace QMSSL.EndPoints.Matrix;

public class GetSkippedSerials
    : BaseEndpoint<GetSkippedSerials.Params, ResponseStandardDTO<object>>
{
    private readonly IMatrixBLL _bll;
    public GetSkippedSerials(IMatrixBLL bll) => _bll = bll;

    public override void Configure()
    {
        Get("/Matrix/GetSkippedSerials");
        AllowAnonymous();
        Description(x => x
            .WithTags("Matrix")
            .WithSummary("Get Skipped Serials")
            .WithDescription("Lists serials previously deselected during a SaveSetSerialGenration call for " +
                "the given FG ItemId — their TLOT row exists (Status=0) so the number was never reissued, " +
                "but they were never actually used. Offered back here so a future generation run can let " +
                "the user manually reuse one instead of it sitting unused forever."));
    }

    public record Params(
        [property: FromHeader] string Login,
        [property: QueryParam] int ItemId);

    protected override string? GetCacheKey(Params req, LoginDTO login) => null;

    protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(
        Params req, LoginDTO login, CancellationToken ct)
    {
        try
        {
            var result = await _bll.GetSkippedSerialsAsync(req.ItemId, login, ct);

            return await GB5Shared.ResponseStandard.Response
                .CreateSuccessResponse(result, CacheKeyLevel.NOT_REQUIRED, login);
        }
        catch (Exception ex)
        {
            return await GB5Shared.ResponseStandard.Response
                .CreateExceptionError<string>(
                    ex, CacheKeyLevel.NOT_REQUIRED, login, ex.Message, 500);
        }
    }
}