using FrameworkDAL.CustomCode.CodeDefine;
using FrameworkDAL.DTO.Code;
using GB5Shared.DTO.Framework.AutoNumber;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.GenerateAutoNumber;
using GB5Shared.Resource.Response;
using GB5Shared.Validation;
using System;
using System.ComponentModel.DataAnnotations;
using System.Threading.Tasks;

namespace FrameworkBLL.CodeDefine
{
    public class CodeDefineSegmentBLL : ICodeDefineSegmentBLL
    {
        private readonly ICodeDefineSegmentDAL _CodeDefineSegmentDAL;
        private readonly AutoNumber _AutoNumber;
        private readonly IValidation _Validation;

        public CodeDefineSegmentBLL(
            ICodeDefineSegmentDAL codeDefineSegmentDAL,
            AutoNumber autoNumber,
            IValidation validation)
        {
            _CodeDefineSegmentDAL = codeDefineSegmentDAL;
            _AutoNumber = autoNumber;
            _Validation = validation;
        }

        public async Task<string> GetSegmentsByCodeDefineId(int codeDefineId, LoginDTO loginDTO)
        {
            try
            {
                return await _CodeDefineSegmentDAL.GetSegmentsByCodeDefineId(codeDefineId, loginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> SaveCodeDefineSegment(CodeDefineSegmentDTO dto, LoginDTO loginDTO)
        {
            if (dto == null) throw new ArgumentNullException(nameof(dto));
            AutoNumberDTO autoNumberDTO = null;

            try
            {
                await _Validation.NotEmpty(dto.CodeDefineSegmentSourceField, nameof(dto.CodeDefineSegmentSourceField));

                dto.CodeDefineSegmentModifiedById = loginDTO.UserId;
                dto.CodeDefineSegmentModifiedOn = DateTime.UtcNow;

                if (dto.CodeDefineSegmentId == 0)
                {
                    autoNumberDTO = await _AutoNumber.GetAutoNumber(1, "CODEDEFINESEGMENT", loginDTO);
                    dto.CodeDefineSegmentId = autoNumberDTO.StartNumber;
                    dto.CodeDefineSegmentCreatedById = loginDTO.UserId;
                    dto.CodeDefineSegmentCreatedOn = DateTime.UtcNow;

                    await _CodeDefineSegmentDAL.SaveCodeDefineSegment(dto, loginDTO);
                    return $"{SuccessResponse.SaveSuccessMessage} {dto.CodeDefineSegmentId}";
                }
                else
                {
                    await _CodeDefineSegmentDAL.UpdateCodeDefineSegment(dto, loginDTO);
                    return $"{SuccessResponse.UpdateSuccessMessage} {dto.CodeDefineSegmentId}";
                }
            }
            catch (ValidationException vex)
            {
                throw new Exception(vex.Message);
            }
            catch (Exception)
            {
                if (autoNumberDTO != null && dto.CodeDefineSegmentId > 0)
                    await _AutoNumber.RollbackAutoNumber("CODEDEFINESEGMENT", dto.CodeDefineSegmentId, loginDTO);
                throw;
            }
        }

        public async Task<string> DeleteCodeDefineSegment(int segmentId, LoginDTO loginDTO)
        {
            try
            {
                return await _CodeDefineSegmentDAL.DeleteCodeDefineSegment(segmentId, loginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> GetSelectListCodeDefineSegment(int firstNumber, int maxResult, int codeDefineId, LoginDTO loginDTO)
        {
            try
            {
                return await _CodeDefineSegmentDAL.GetSelectListCodeDefineSegment(firstNumber, maxResult, codeDefineId, loginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }
    }
}