package fr.plil.sio.web.mvc;
  

  import org.springframework.stereotype.Controller;
  import org.springframework.validation.BindingResult;

  import org.springframework.web.bind.annotation.ModelAttribute;

  import org.springframework.web.bind.annotation.RequestMapping;
  import org.springframework.web.bind.annotation.RequestMethod;
  import org.springframework.web.servlet.ModelAndView;
  

  import javax.annotation.Resource;
  

  @Controller
  public class NewUserController {
  
      @Resource

      private UserRepository userRepository;
  

      @Resource

      private UserService userService;
  
      @Resource

      private UserSession userSession;

      @Resource

      private UserFormValidator userFormValidator;

  
      @RequestMapping(value = {"/newUser"}, method = RequestMethod.GET)
      public ModelAndView getNewUserForm() {
          return new ModelAndView("newUser", "user", new User());
      }
  
      @RequestMapping(value = {"/newUser"}, method = RequestMethod.POST)

      public String postNewUser(@ModelAttribute("userForm") UserForm user,
                                BindingResult result) {

  
          if (!userSession.getUsername().equals("admin")) {
              result.rejectValue("username", "new.user.only.admin");
          }
  

          userFormValidator.validate(user, result);

          boolean present = (userRepository.findByUsername(user.getUsername()) != null);

  
          if (present) {
              result.rejectValue("username", "new.user.form.present");
          }
  
          if(result.hasErrors()) {
              return "newUser";
          }
  

          userService.createUser(user.getUsername(), user.getPassword());

  
          return "redirect:/";
      }
  

      public void setUserRepository(UserRepository userRepository) {
          this.userRepository = userRepository;

      }
  
      public void setUserSession(UserSession userSession) {
          this.userSession = userSession;
      }
  

      public void setUserFormValidator(UserFormValidator userFormValidator) {
          this.userFormValidator = userFormValidator;

      }

  
      public void setUserService(UserService userService) {
          this.userService = userService;
      }

  }