using AdminDAL.CustomCode.OrganizationGroup;
using AdminDAL.DTO.OrganizationGroup;
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.OrganizationGroup
{
    public class OrganizationGroupBLL : IOrganizationGroupBLL
    {
        private readonly IOrganizationGroupDAL _OrganizationGroupDAL;
        private readonly AutoNumber _AutoNumber;
        private readonly IValidation _Validation;

        public OrganizationGroupBLL(IOrganizationGroupDAL organizationGroupDAL, AutoNumber autoNumber, IValidation validation)
        {
            _OrganizationGroupDAL = organizationGroupDAL;
            _AutoNumber = autoNumber;
            _Validation = validation;
        }

        public async Task<string> GetSelectListOrganizationGroup(CriteriaDTO criteriaDTO, LoginDTO loginDTO)
        {
            try
            {
                return await _OrganizationGroupDAL.GetSelectListOrganizationGroup(criteriaDTO, loginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> GetOrganizationGroup(int OrganizationGroupId, LoginDTO LoginDTO)
        {
            try
            {
                return await _OrganizationGroupDAL.GetOrganizationGroup(OrganizationGroupId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> DeleteOrganizationGroup(int OrganizationGroupId, LoginDTO LoginDTO)
        {
            try
            {
                return await _OrganizationGroupDAL.DeleteOrganizationGroup(OrganizationGroupId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

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

            try
            {
                await _Validation.NotEmpty(OrganizationGroupDTO.OrganizationGroupCode, nameof(OrganizationGroupDTO.OrganizationGroupCode));
                await _Validation.NotEmpty(OrganizationGroupDTO.OrganizationGroupName, nameof(OrganizationGroupDTO.OrganizationGroupName));

                OrganizationGroupDTO.OrganizationGroupModifiedById = LoginDTO.UserId;
                OrganizationGroupDTO.OrganizationGroupModifiedOn = DateTime.UtcNow;

                bool isNew = OrganizationGroupDTO.OrganizationGroupId == 0;
                if (isNew)
                {
                    autoNumberDTO = await _AutoNumber.GetAutoNumber(1, "ORGANIZATIONGROUP", LoginDTO);
                    OrganizationGroupDTO.OrganizationGroupId = autoNumberDTO.StartNumber;
                    OrganizationGroupDTO.OrganizationGroupCreatedById = LoginDTO.UserId;
                    OrganizationGroupDTO.OrganizationGroupCreatedOn = DateTime.UtcNow;
                    await _OrganizationGroupDAL.SaveOrganizationGroup(OrganizationGroupDTO, LoginDTO);
                }
                else
                {
                    await _OrganizationGroupDAL.DeleteOrganizationGroupDetails(OrganizationGroupDTO.OrganizationGroupId, LoginDTO);
                    await _OrganizationGroupDAL.UpdateOrganizationGroup(OrganizationGroupDTO, LoginDTO);
                }

                if (OrganizationGroupDTO.OrganizationGroupDetailArray != null)
                {
                    short slNo = 1;
                    foreach (var detail in OrganizationGroupDTO.OrganizationGroupDetailArray)
                    {
                        detail.OrganizationGroupId = OrganizationGroupDTO.OrganizationGroupId;
                        detail.OrganizationGroupDetailSlNo = slNo++;
                        var detailAutoNumber = await _AutoNumber.GetAutoNumber(1, "ORGANIZATIONGROUPDETAIL", LoginDTO);
                        detail.OrganizationGroupDetailId = detailAutoNumber.StartNumber;
                        await _OrganizationGroupDAL.SaveOrganizationGroupDetail(detail, LoginDTO);
                    }
                }

                return isNew
                    ? $"{SuccessResponse.SaveSuccessMessage} {OrganizationGroupDTO.OrganizationGroupId}"
                    : $"{SuccessResponse.UpdateSuccessMessage} {OrganizationGroupDTO.OrganizationGroupId}";
            }
            catch (ValidationException vex)
            {
                throw new Exception(vex.Message);
            }
            catch (Exception)
            {
                if (autoNumberDTO != null && OrganizationGroupDTO.OrganizationGroupId > 0)
                    await _AutoNumber.RollbackAutoNumber("ORGANIZATIONGROUP", OrganizationGroupDTO.OrganizationGroupId, LoginDTO);
                throw;
            }
        }

        public async Task<string> GetOUDetailsFromOuGroup(int OrganizationGroupId, int FirstNumber, int MaxResult, LoginDTO LoginDTO)
        {
            try
            {
                return await _OrganizationGroupDAL.GetOUDetailsFromOuGroup(OrganizationGroupId, FirstNumber, MaxResult, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }
    }
}