using AdminDAL.CustomCode.OrganizationUnit;
using AdminDAL.DTO.OrganizationUnit;
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.ComponentModel.DataAnnotations;

namespace AdminBLL.OrganizationUnit
{
    public class OrganizationUnitBLL : IOrganizationUnitBLL
    {
        private readonly IOrganizationUnitDAL _OrganizationUnitDAL;
        private readonly AutoNumber _AutoNumber;
        private readonly IValidation _Validation;

        public OrganizationUnitBLL(IOrganizationUnitDAL organizationUnitDAL, AutoNumber autoNumber, IValidation validation)
        {
            _OrganizationUnitDAL = organizationUnitDAL;
            _AutoNumber = autoNumber;
            _Validation = validation;
        }

        public async Task<object> GetOrganizationUnit(int OrganizationUnitId, LoginDTO LoginDTO)
        {
            try
            {
                return await _OrganizationUnitDAL.GetOrganizationUnit(OrganizationUnitId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> GetSelectListOrganizationUnit(int OUType, CriteriaDTO CriteriaDTO, LoginDTO LoginDTO)
        {
            try
            {
                return await _OrganizationUnitDAL.GetSelectListOrganizationUnit(OUType, CriteriaDTO, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> DeleteOrganizationUnit(int OrganizationUnitId, LoginDTO LoginDTO)
        {
            try
            {
                return await _OrganizationUnitDAL.DeleteOrganizationUnit(OrganizationUnitId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

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

            try
            {
                await _Validation.NotEmpty(OrganizationUnitDTO.OrganizationUnitCode, nameof(OrganizationUnitDTO.OrganizationUnitCode));
                await _Validation.NotEmpty(OrganizationUnitDTO.OrganizationUnitName, nameof(OrganizationUnitDTO.OrganizationUnitName));

                OrganizationUnitDTO.OrganizationUnitModifiedById = LoginDTO.UserId;
                OrganizationUnitDTO.OrganizationUnitModifiedOn = DateTime.UtcNow;

                bool isNew = OrganizationUnitDTO.OrganizationUnitId == 0;
                if (isNew)
                {
                    autoNumberDTO = await _AutoNumber.GetAutoNumber(1, "ORGANIZATIONUNIT", LoginDTO);
                    OrganizationUnitDTO.OrganizationUnitId = autoNumberDTO.StartNumber;
                    OrganizationUnitDTO.OrganizationUnitCreatedById = LoginDTO.UserId;
                    OrganizationUnitDTO.OrganizationUnitCreatedOn = DateTime.UtcNow;
                    await _OrganizationUnitDAL.SaveOrganizationUnit(OrganizationUnitDTO, LoginDTO);
                    return $"{SuccessResponse.SaveSuccessMessage} {OrganizationUnitDTO.OrganizationUnitId}";
                }
                else
                {
                    await _OrganizationUnitDAL.UpdateOrganizationUnit(OrganizationUnitDTO, LoginDTO);
                    return $"{SuccessResponse.UpdateSuccessMessage} {OrganizationUnitDTO.OrganizationUnitId}";
                }
            }
            catch (ValidationException vex)
            {
                throw new Exception(vex.Message);
            }
            catch (Exception)
            {
                if (autoNumberDTO != null && OrganizationUnitDTO.OrganizationUnitId > 0)
                    await _AutoNumber.RollbackAutoNumber("ORGANIZATIONUNIT", OrganizationUnitDTO.OrganizationUnitId, LoginDTO);
                throw;
            }
        }

        public async Task<string> GetOUCity(int OUId, LoginDTO LoginDTO)
        {
            try
            {
                return await _OrganizationUnitDAL.GetOUCity(OUId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

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

        public async Task<string> ValidateGSTIN(string GSTIN, LoginDTO LoginDTO)
        {
            try
            {
                return await _OrganizationUnitDAL.ValidateGSTIN(GSTIN, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }
    }
}