OpenIsle/backend/src/main/java/com/openisle/service/PushSubscriptionService.java

package com.openisle.service;

import com.openisle.model.PushSubscription;
import com.openisle.model.User;
import com.openisle.repository.PushSubscriptionRepository;
import com.openisle.repository.UserRepository;
import java.util.List;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

@Service
@RequiredArgsConstructor
public class PushSubscriptionService {

  private final PushSubscriptionRepository subscriptionRepository;
  private final UserRepository userRepository;

  @Transactional
  public void saveSubscription(String username, String endpoint, String p256dh, String auth) {
    User user = userRepository
      .findByUsername(username)
      .orElseThrow(() -> new com.openisle.exception.NotFoundException("User not found"));
    subscriptionRepository.deleteByUserAndEndpoint(user, endpoint);
    PushSubscription sub = new PushSubscription();
    sub.setUser(user);
    sub.setEndpoint(endpoint);
    sub.setP256dh(p256dh);
    sub.setAuth(auth);
    subscriptionRepository.save(sub);
  }

  public List<PushSubscription> listByUser(User user) {
    return subscriptionRepository.findByUser(user);
  }
}