using GB5Shared.DTO.Framework.AutoNumber;
using GB5Shared.DTO.Framework.Criteria;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.GenerateAutoNumber;
using GB5Shared.Resource.Response;
using GB5Shared.Validation;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using WiDAL.CustomCode.WiStepContent;
using WiDAL.DTOs;

namespace WiBLL.WiStepContent
{
    public class WiStepContentBLL : IWiStepContentBLL
    {
        private readonly IWiStepContentDAL _dal;
        private readonly AutoNumber _autoNumber;
        private readonly IValidation _validation;

        public WiStepContentBLL(IWiStepContentDAL dal, AutoNumber autoNumber, IValidation validation)
        {
            _dal = dal;
            _autoNumber = autoNumber;
            _validation = validation;
        }

        public async Task<string> GetById(int WiStepContentId, LoginDTO login, CancellationToken ct)
            => await _dal.GetById(WiStepContentId, login, ct).ConfigureAwait(false);

        public async Task<string> Save(WiStepContentDTO dto, LoginDTO login, CancellationToken ct)
        {
            if (dto == null) throw new ArgumentNullException(nameof(dto));

            AutoNumberDTO? autoNumberDTO = null;

            try
            {

                bool isNew = dto.WiStepContentId == 0;

                if (isNew)
                {
                    autoNumberDTO = await _autoNumber.GetNumberAsync(1, "WISTEPCONTENT", login);

                    dto.WiStepContentId = autoNumberDTO.StartNumber;
                }

                // ✅ pass isNew to DAL
                await _dal.Save(dto, isNew, login, ct);

                return isNew
                    ? $"{SuccessResponse.SaveSuccess}"
                    : $"{SuccessResponse.UpdateSuccess}";
            }
            catch
            {
                if (autoNumberDTO != null && dto.WiStepContentId > 0)
                {
                    await _autoNumber.RollbackAutoNumber("WISTEPCONTENT", dto.WiStepContentId, login);
                }

                throw;
            }
        }
        public async Task<string> GetSelectListWiStepContent(CriteriaDTO criteriaDTO, LoginDTO login, CancellationToken ct)
                => await _dal.GetSelectListWiStepContent(criteriaDTO, login, ct);

        public async Task<string> DeleteWiStepContent(int WiStepContentId, LoginDTO loginDTO)
        {
            try
            {
                return await _dal.DeleteWiStepContent(WiStepContentId, loginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }
    }
}