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

namespace QMSSL.EndPoints.Matrix;

public class SaveMatrix : BaseEndpoint<SaveMatrix.Params, ResponseStandardDTO<object>>
{
    private readonly IMatrixBLL _bll;

    public SaveMatrix(IMatrixBLL bll) => _bll = bll;

    public override void Configure()
    {
        Post("/Matrix/SaveMatrix");
        AllowAnonymous();
        Description(x => x
            .WithTags("Matrix")
            .WithSummary("Save Matrix")
            .WithDescription("Creates a new Traceability Matrix (Draft status) with header, input component lines, and output FG lines. Accepts MatrixDTO in the request body. MatrixId, MatrixCode, and all line IDs are auto-generated. Use ExplodeBOM to pre-populate input/output lines before calling this endpoint."));
    }

    public record Params(
        [property: FromHeader] string    Login,
        [property: FromBody]   MatrixDTO Body);

    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.SaveMatrixAsync(req.Body, 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);
        }
    }
}