using AccountsBLL.TDSCategory;
using FastEndpoints;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.FastEndPoint;
using static GB5Shared.GB5Constant.Constant;

namespace AccountsSL.EndPoints.TDSCategory
{
    // Faithful port of GB4 TDSCategory.svc's GetTDSCategoryForAccount — given an account, returns
    // every MTDSCATEGORY row that references it in any of its four role-account slots
    // (Deduction/Paid/Suffered/Claim).
    public class GetTDSCategoryForAccount
        : BaseEndpoint<GetTDSCategoryForAccount.GetTDSCategoryForAccountParameters, ResponseStandardDTO<object>>
    {
        private readonly ITDSCategoryBLL _TDSCategoryBLL;

        public GetTDSCategoryForAccount(ITDSCategoryBLL TDSCategoryBLL)
        {
            _TDSCategoryBLL = TDSCategoryBLL;
        }

        public override void Configure()
        {
            Get("/TDSCategory/Account");
            AllowAnonymous();
        }

        public record GetTDSCategoryForAccountParameters(
            [property: FromHeader] string Login,
            [property: QueryParam] int AccountId
        );

        // Not cached: the cache key hash is derived only from (ObjectId, ObjectTypeId, login
        // context) — no per-endpoint salt. Both OBJECTACCOUNT (used by GetAccountParameter.cs,
        // same AccountId) and OBJECTTDSCATEGORY (used by GetTDSCategory.cs, keyed by
        // TDSCategoryId — could numerically coincide with an AccountId) risk colliding with an
        // unrelated endpoint's cached response for this same id. No dedicated EntityConstant
        // exists for "TDS categories for an account", so this endpoint skips caching entirely
        // rather than reuse a constant that isn't actually unique to this query.
        protected override string? GetCacheKey(GetTDSCategoryForAccountParameters Parameters, LoginDTO LoginDTO) => null;

        protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(GetTDSCategoryForAccountParameters req, LoginDTO LoginDTO, CancellationToken ct)
        {
            try
            {
                var Result = await _TDSCategoryBLL.GetTDSCategoryForAccount(req.AccountId, LoginDTO!);
                return await GB5Shared.ResponseStandard.Response.CreateSuccessResponse(Result, CacheKeyLevel.NOT_REQUIRED, LoginDTO);
            }
            catch (Exception ex)
            {
                return await GB5Shared.ResponseStandard.Response.CreateExceptionError<string>(ex, CacheKeyLevel.NOT_REQUIRED, LoginDTO, ex.Message, 500);
            }
        }
    }
}