MusicService.java

package kr.ajousw.myspringweb.service;
import kr.ajousw.myspringweb.dto.FavoriteMusicRequestDto;
import kr.ajousw.myspringweb.dto.MusicList;
import kr.ajousw.myspringweb.entity.FavoriteMusic;
import kr.ajousw.myspringweb.repository.FavoriteRepository;

import java.io.IOException;
import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.client.RestTemplate;

import com.fasterxml.jackson.databind.ObjectMapper;

import jakarta.transaction.Transactional;
import lombok.RequiredArgsConstructor;

@Service
@Transactional
@RequiredArgsConstructor

public class MusicService {
    private final FavoriteRepository albumsRepo;
    RestTemplate restTemplate = new RestTemplate();

    public MusicList searchMusic(@PathVariable String term) {
        try {
            String url = String.format("https://itunes.apple.com/search?term=%s&entity=album", term);
            String response = restTemplate.getForObject(url, String.class);
            ObjectMapper mapper = new ObjectMapper();
            MusicList list = mapper.readValue(response, MusicList.class);
            System.out.println(list.getResultCount());

            return list;
            
        } catch (IOException e) {
            System.out.println(e.toString());
            return null;
        }

    }

    @GetMapping(value="/likes")
    public List<FavoriteMusic> getLikes() {

        try {
            return albumsRepo.findAll();

        } catch (Exception e) {
            System.out.println(e.toString());
            return null;
            
        }
    }

    public int saveFavorite(@RequestBody FavoriteMusicRequestDto favorite){
        FavoriteMusic music = albumsRepo.save(favorite.toEntity());

        if(music != null) {
            return 1;
        }
        else {
            return 0;
        }
    }

    public int deleteFavorite(@PathVariable String id) {

        try {
            albumsRepo.deleteById(id);
            return 1;

        } catch (Exception e) {
            System.out.println(e.toString());
            return 0;

        }
    }
}