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 PayRollDAL.CustomeCode.TDSContact;
using PayRollDAL.DTO.TDSContact;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace PayRollBLL.TDSContact
{
    public class TDSContactBLL : ITDSContactBLL
    {
        private readonly ITDSContactDAL _TDSContactDAL;
        private readonly AutoNumber _AutoNumber;
        private readonly IValidation _Validation;

        public TDSContactBLL(ITDSContactDAL TDSContactDAL, AutoNumber AutoNumber, IValidation validation)
        {
            _TDSContactDAL = TDSContactDAL;
            _AutoNumber = AutoNumber;
            _Validation = validation;
        }

        public async Task<string> GetSelectListTDSContact(int FirstNumber, int MaxResult, CriteriaDTO criteriaDTO, LoginDTO loginDTO)
        {
            try
            {
                return await _TDSContactDAL.GetSelectListTDSContact(FirstNumber, MaxResult, criteriaDTO, loginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> GetTDSContact(int TDSContactId, LoginDTO LoginDTO)
        {
            try
            {
                return await _TDSContactDAL.GetTDSContact(TDSContactId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> SaveTDSContact(TDSContactDTO TDSContactDTO, LoginDTO LoginDTO)
        {
            if (TDSContactDTO == null) throw new ArgumentNullException(nameof(TDSContactDTO));
            AutoNumberDTO? autoNumberDTO = null;

            try
            {
                await _Validation.NotEmpty(TDSContactDTO.TDSContactName, nameof(TDSContactDTO.TDSContactName));
                TDSContactDTO.TDSContactModifiedById = LoginDTO.UserId;
                TDSContactDTO.TDSContactModifiedOn = DateTime.UtcNow;

                int InitialId = TDSContactDTO.TDSContactId;
                int count = 1 + InitialId;
                if (InitialId == 0)
                {

                    AutoNumberDTO AutoNumberDTO = await _AutoNumber.GetNumberAsync(count, "TDSCONTACT", LoginDTO);
                    TDSContactDTO.TDSContactId = AutoNumberDTO.StartNumber;
                    TDSContactDTO.TDSContactCreatedById = LoginDTO.UserId;
                    TDSContactDTO.TDSContactCreatedOn = DateTime.UtcNow;

                    await _TDSContactDAL.SaveTDSContact(TDSContactDTO, LoginDTO);
                    return $"{SuccessResponse.SuccessfullySave} {TDSContactDTO.TDSContactName}";
                }
                else
                {
                    await _TDSContactDAL.UpdateTDSContact(TDSContactDTO, LoginDTO);
                    return $"{SuccessResponse.SuccessfullyUpdate} {TDSContactDTO.TDSContactName}";
                }
            }
            catch (ValidationException vex)
            {
                throw new Exception(vex.Message);
            }
            catch (Exception)
            {
                if (autoNumberDTO != null && TDSContactDTO.TDSContactId > 0)
                    await _AutoNumber.RollbackAutoNumber("TDSCONTACT", TDSContactDTO.TDSContactId, LoginDTO);

                throw;
            }
        }


        public async Task<string> DeleteTDSContact(int TDSContactId, LoginDTO LoginDTO)
        {
            try
            {
                return await _TDSContactDAL.DeleteTDSContact(TDSContactId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }
    }
}