using EnablementBLL.ShowResolver;
using EnablementSL.Parameters.ShowResolver;
using FastEndpoints;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.FastEndPoint;
using static GB5Shared.GB5Constant.Constant;

namespace EnablementSL.Endpoints.ShowResolver;

// "System A" — pull/context resolver feeding Help Centre, Command Palette's Help
// tab, and Action Panel. Distinct from ResolveShow ("System B" — push/event
// resolver for auto-popping banners/tours); see ResolverMatchResultDTO for why
// the response shape differs. Symbolic name Enablement.Resolver.Resolve maps
// here from the frontend instead of the orphaned /fws/ShowResolver/Resolve.
public class ResolveShowMatches : BaseEndpoint<ResolveShowMatchesParameters, ResponseStandardDTO<object>>
{
    private readonly IShowResolverBLL _bll;

    public ResolveShowMatches(IShowResolverBLL bll) => _bll = bll;

    public override void Configure()
    {
        Post("/Enablement/ResolveShowMatches");
        AllowAnonymous();
    }

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

    protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(
        ResolveShowMatchesParameters req,
        LoginDTO login,
        CancellationToken ct)
    {
        try
        {
            var result = await _bll.ResolveMatchesAsync(req.Context, login, ct).ConfigureAwait(false);

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