public DataConverter() { mapperConfiguration = new MapperConfiguration(c => { c.CreateMap <Department, DepartmentModel>(); c.CreateMap <Position, PositionModel>(); c.CreateMap <Employee, EmployeeModel>() .ForMember(d => d.DayOfBirth, o => o.MapFrom(s => GenerationHelper.ToStringByFormatter(s.DayOfBirth, GenerationFormatter.StandardFormatter))) .ForMember(d => d.JoinedDate, o => o.MapFrom(s => GenerationHelper.ToStringByFormatter(s.JoinedDate, GenerationFormatter.StandardFormatter))) .ForMember(d => d.LeftDate, o => o.MapFrom(s => GenerationHelper.ToStringByFormatter(s.LeftDate, GenerationFormatter.StandardFormatter))) .ForMember(d => d.CreatedDate, o => o.MapFrom(s => GenerationHelper.ToStringByFormatter(s.CreatedDate, GenerationFormatter.StandardFormatter))) .ForMember(d => d.UpdatedDate, o => o.MapFrom(s => GenerationHelper.ToStringByFormatter(s.UpdatedDate, GenerationFormatter.StandardFormatter))) .ForMember(d => d.Department, o => o.MapFrom(s => s.Department)) .ForMember(d => d.Position, o => o.MapFrom(s => s.Position)); }); mapper = new Mapper(mapperConfiguration); }