package fr.plil.sio.web.mvc;
  

  import org.springframework.security.crypto.password.PasswordEncoder;

  import org.springframework.stereotype.Service;
  import org.springframework.transaction.annotation.Transactional;
  
  import javax.annotation.Resource;

  import java.util.HashSet;

  import java.util.List;

  import java.util.Set;

  
  @Service("userService")
  public class UserServiceImpl implements UserService {
  
      @Resource
      private UserRepository userRepository;

      
      @Resource
      private DetteRepository detteRepository;

      @Resource
      private RoleRepository roleRepository;
  
      @Resource
      private PasswordEncoder passwordEncoder;
  

      @Resource
      private SecurityService securityService;
  

      @Override
      @Transactional
      public User createUser(String username, String password) {
          User user = new User();
          user.setUsername(username);

          user.setPassword(passwordEncoder.encode(password));
          Set<Role> roles = new HashSet<>();
          roles.add(roleRepository.findByName("ROLE_USER"));
          user.setRoles(roles);

          userRepository.save(user);
          return user;
      }

  
      @Override

      @Transactional(readOnly = true)

      public User findByUsername(String username) {
          return userRepository.findByUsername(username);
      }

  
      @Override

      @Transactional(readOnly = true)

      public List<Dette> findDettes() {
          String username = securityService.findLoggedInUsername();

          User user = userRepository.findByUsername(username);
          return detteRepository.findByBorrower(user);

      }
  
      @Override

      @Transactional(readOnly = true)
      public List<Dette> findCreances() {
          String username = securityService.findLoggedInUsername();
          User user = userRepository.findByUsername(username);
          return detteRepository.findByCreditor(user);
      }
      
      @Override

      @Transactional(readOnly = true)

      public List<User> findAll() {
          return userRepository.findAll();
      }

  
      @Override
      @Transactional

      public Dette addDette(String username, String sommeDette) {

          //Get the holder of debt

           User user = userRepository.findByUsername(username);
  
          String connectedUsername = securityService.findLoggedInUsername();
          User connectedUser = userRepository.findByUsername(connectedUsername);
  
          Dette d = new Dette();
          Double dSomme = Double.parseDouble(sommeDette);
          d.setSommeDette(dSomme);
          d.setBorrower(connectedUser);
          d.setCreditor(user);
  
          detteRepository.save(d);
          return d;

      }
  

      @Override
      @Transactional
      public String deleteDette(String id){        
          
           String dId = id.split("=")[1];
          
          
           Dette d = detteRepository.findById(Long.parseLong(dId));
          detteRepository.delete(d);
          return id;        
          
      }
      

  }