@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
@Column(name = "area_id")
private Long id;
//other fieds
@ManyToOne
@JoinColumn(name = "province_id")
private Province province;
@ManyToOne
@JoinColumn(name = "district_id")
private District district;
@ManyToOne
@JoinColumn(name = "tehsil_id")
private Tehsil tehsil1;
@ManyToOne
@JoinColumn(name = "uc_id")
private UC uc;

@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
@Column(name = "manager_id")
private Long id;

@OneToOne
private Role role;


@ManyToOne
@JoinColumn(name = "uc_id")
private UC uc;

@PostMapping("/manager/addArea")
public String saveArea(Model Model, @Valid @ModelAttribute("area") Area area, HttpServletRequest request){

    Authentication auth = SecurityContextHolder.getContext().getAuthentication();
    UserDetails userDetail = (UserDetails) auth.getPrincipal();

    Manager manager = areaManagerService.findUserByEmail(userDetail.getUsername());
    request.getSession().setAttribute("area_manager_id", manager.getId());//logged in user id
    final Object area_manager_id = request.getSession().getAttribute("area_manager_id");
    manager = new Manager((Long) area_manager_id);
    area.setManager(manager);
    Province province = new Province(10002l);
    area.setProvince(province);
    areaServices.addArea(area);
    return "redirect:/manager/new_Area";
}