walkChina/src/main/java/com/izouma/walkchina/service/FriendInfoService.java

package com.izouma.walkchina.service;

import com.izouma.walkchina.domain.FriendInfo;
import com.izouma.walkchina.dto.UserDTO;
import com.izouma.walkchina.repo.FriendInfoRepository;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.List;

@Slf4j
@Service
public class FriendInfoService {

    @Autowired
    private FriendInfoRepository friendInfoRepository;

    public void saveFriend(Long userId1, Long userId2) {
        try {
            friendInfoRepository.save(FriendInfo.builder()
                                                .userId(userId1)
                                                .friendId(userId2).build());
        } catch (Exception ignored) {
        }
        try {
            friendInfoRepository.save(FriendInfo.builder()
                                                .userId(userId2)
                                                .friendId(userId1).build());
        } catch (Exception ignored) {
        }
    }

    public List<UserDTO> findUserFriend(Long userId) {
        return friendInfoRepository.findUserFriend(userId);
    }
}