using CostingDAL.CustomCode.CostAnalysis;
using CostingDAL.DTO;
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.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace CostingBLL.CostAnalysis
{
    public class CostAnalysisBLL : ICostAnalysisBLL
    {
        private readonly ICostAnalysisDAL _CostAnalysisDAL;
        private readonly AutoNumber _AutoNumber;
        private readonly IValidation _Validation;

        public CostAnalysisBLL(ICostAnalysisDAL CostAnalysisDAL, AutoNumber AutoNumber, IValidation Validation)
        {
            _CostAnalysisDAL = CostAnalysisDAL;
            _AutoNumber = AutoNumber;
            _Validation = Validation;
        }

        public async Task<string> GetCostAnalysis(int CostAnalysisId, LoginDTO LoginDTO)
        {
            try
            {
                return await _CostAnalysisDAL.GetCostAnalysis(CostAnalysisId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

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

            try
            {
                await _Validation.NotEmpty(CostAnalysisDTO.CostAnalysisCode, nameof(CostAnalysisDTO.CostAnalysisCode));
                await _Validation.NotEmpty(CostAnalysisDTO.CostAnalysisName, nameof(CostAnalysisDTO.CostAnalysisName));
                CostAnalysisDTO.CostAnalysisModifiedById = LoginDTO.UserId;
                CostAnalysisDTO.CostAnalysisModifiedOn = DateTime.UtcNow;

                int count = 1;
                if (CostAnalysisDTO.CostAnalysisId == 0)
                {
                    autoNumberDTO = await _AutoNumber.GetAutoNumber(count, "COSTANALYSIS", LoginDTO);
                    CostAnalysisDTO.CostAnalysisId = autoNumberDTO.StartNumber;
                    CostAnalysisDTO.CostAnalysisCreatedById = LoginDTO.UserId;
                    CostAnalysisDTO.CostAnalysisCreatedOn = DateTime.UtcNow;

                    await _CostAnalysisDAL.SaveCostAnalysis(CostAnalysisDTO, LoginDTO);
                    return $"{SuccessResponse.SaveSuccessMessage} {CostAnalysisDTO.CostAnalysisId}";
                }
                else
                {
                    await _CostAnalysisDAL.UpdateCostAnalysis(CostAnalysisDTO, LoginDTO);
                    return $"{SuccessResponse.UpdateSuccessMessage} {CostAnalysisDTO.CostAnalysisId}";
                }
            }
            catch (ValidationException vex)
            {
                throw new Exception(vex.Message);
            }
            catch (Exception)
            {
                if (autoNumberDTO != null && CostAnalysisDTO.CostAnalysisId > 0)
                    await _AutoNumber.RollbackAutoNumber("COSTANALYSIS", CostAnalysisDTO.CostAnalysisId, LoginDTO);

                throw;
            }
        }


        public async Task<string> DeleteCostAnalysis(int CostAnalysisId, LoginDTO LoginDTO)
        {
            try
            {
                return await _CostAnalysisDAL.DeleteCostAnalysis(CostAnalysisId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

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