[feat] 보고싶어요 플레이리스트 도메인 추가, 보고싶어요 플레이리스트 자동 생성 기능 추가, 보고싶어요 변동에 따른 플레이리스트 반영 기능 추가

src/main/java/com/mookive/mookive_backend/heart/application/service/HeartCreateService.java

@@ -4,8 +4,13 @@
 import com.mookive.mookive_backend.heart.domain.service.HeartDeleteService;
 import com.mookive.mookive_backend.heart.domain.service.HeartQueryService;
 import com.mookive.mookive_backend.heart.domain.service.HeartSaveService;
+import com.mookive.mookive_backend.heartPlaylist.service.HeartPlaylistQueryService;
 import com.mookive.mookive_backend.movie.domain.entity.Movie;
 import com.mookive.mookive_backend.movie.domain.service.MovieQueryService;
+import com.mookive.mookive_backend.movieInPlaylist.domain.entity.MovieInPlaylist;
+import com.mookive.mookive_backend.movieInPlaylist.domain.service.MovieInPlaylistDeleteService;
+import com.mookive.mookive_backend.movieInPlaylist.domain.service.MovieInPlaylistSaveService;
+import com.mookive.mookive_backend.playlist.domain.entity.Playlist;
 import com.mookive.mookive_backend.user.domain.entity.User;
 import com.mookive.mookive_backend.user.domain.service.UserQueryService;
 import jakarta.transaction.Transactional;
@@ -22,18 +27,30 @@ public class HeartCreateService {
     private final HeartDeleteService heartDeleteService;
     private final UserQueryService userQueryService;
     private final MovieQueryService movieQueryService;
+    private final HeartPlaylistQueryService heartPlaylistQueryService;
+    private final MovieInPlaylistSaveService movieInPlaylistSaveService;
+    private final MovieInPlaylistDeleteService movieInPlaylistDeleteService;
 
     public void createHeart(Long userId, Long movieId) {
+        User user = userQueryService.findById(userId);
+        Movie movie = movieQueryService.findById(movieId);
+        Playlist playlist = heartPlaylistQueryService.findByUserId(userId).getPlaylist();
+
         if (heartQueryService.existsByUserIdAndMovieId(userId, movieId)) {
             heartDeleteService.deleteByUserIdAndMovieId(userId, movieId);
+            movieInPlaylistDeleteService.deleteByPlaylistIdAndMovieId(playlist.getId(), movieId);
         } else {
-            User user = userQueryService.findById(userId);
-            Movie movie = movieQueryService.findById(movieId);
             Heart heart = Heart.builder()
                     .user(user)
                     .movie(movie)
                     .build();
             heartSaveService.save(heart);
+
+            MovieInPlaylist movieInPlaylist = MovieInPlaylist.builder()
+                    .movie(movie)
+                    .playlist(playlist)
+                    .build();
+            movieInPlaylistSaveService.save(movieInPlaylist);
         }
     }
 }

src/main/java/com/mookive/mookive_backend/heartPlaylist/domain/HeartPlaylist.java

@@ -0,0 +1,33 @@
+package com.mookive.mookive_backend.heartPlaylist.domain;
+
+import com.mookive.mookive_backend.playlist.domain.entity.Playlist;
+import com.mookive.mookive_backend.user.domain.entity.User;
+import jakarta.persistence.*;
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Entity
+@Getter
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+public class HeartPlaylist {
+
+    @Id @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @OneToOne
+    @JoinColumn(name = "user_id")
+    private User user;
+
+    @OneToOne
+    @JoinColumn(name = "playlist_id")
+    private Playlist playlist;
+
+    @Builder
+    public HeartPlaylist(User user, Playlist playlist) {
+        this.user = user;
+        this.playlist = playlist;
+    }
+}
+

src/main/java/com/mookive/mookive_backend/heartPlaylist/repository/HeartPlaylistRepository.java

@@ -0,0 +1,10 @@
+package com.mookive.mookive_backend.heartPlaylist.repository;
+
+import com.mookive.mookive_backend.heartPlaylist.domain.HeartPlaylist;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface HeartPlaylistRepository extends JpaRepository<HeartPlaylist, Long> {
+
+    HeartPlaylist findByUserId(Long userId);
+
+}

src/main/java/com/mookive/mookive_backend/heartPlaylist/service/HeartPlaylistQueryService.java

@@ -0,0 +1,19 @@
+package com.mookive.mookive_backend.heartPlaylist.service;
+
+import com.mookive.mookive_backend.heartPlaylist.domain.HeartPlaylist;
+import com.mookive.mookive_backend.heartPlaylist.repository.HeartPlaylistRepository;
+import jakarta.transaction.Transactional;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+@Service
+@RequiredArgsConstructor
+@Transactional
+public class HeartPlaylistQueryService {
+
+    private final HeartPlaylistRepository heartPlaylistRepository;
+
+    public HeartPlaylist findByUserId(Long userId) {
+        return heartPlaylistRepository.findByUserId(userId);
+    }
+}

src/main/java/com/mookive/mookive_backend/heartPlaylist/service/HeartPlaylistSaveService.java

@@ -0,0 +1,19 @@
+package com.mookive.mookive_backend.heartPlaylist.service;
+
+import com.mookive.mookive_backend.heartPlaylist.domain.HeartPlaylist;
+import com.mookive.mookive_backend.heartPlaylist.repository.HeartPlaylistRepository;
+import jakarta.transaction.Transactional;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+@Service
+@RequiredArgsConstructor
+@Transactional
+public class HeartPlaylistSaveService {
+
+    private final HeartPlaylistRepository heartPlaylistRepository;
+
+    public void save(HeartPlaylist heartPlaylist) {
+        heartPlaylistRepository.save(heartPlaylist);
+    }
+}

src/main/java/com/mookive/mookive_backend/movieInPlaylist/domain/respository/MovieInPlaylistRepository.java

@@ -8,4 +8,6 @@
 public interface MovieInPlaylistRepository extends JpaRepository<MovieInPlaylist, Long> {
 
     List<MovieInPlaylist> findByPlaylistId(Long playlistId);
+
+    void deleteByPlaylistIdAndMovieId(Long playlistId, Long movieId);
 }

src/main/java/com/mookive/mookive_backend/movieInPlaylist/domain/service/MovieInPlaylistDeleteService.java

@@ -0,0 +1,18 @@
+package com.mookive.mookive_backend.movieInPlaylist.domain.service;
+
+import com.mookive.mookive_backend.movieInPlaylist.domain.respository.MovieInPlaylistRepository;
+import jakarta.transaction.Transactional;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+@Service
+@RequiredArgsConstructor
+@Transactional
+public class MovieInPlaylistDeleteService {
+
+    private final MovieInPlaylistRepository movieInPlaylistRepository;
+
+    public void deleteByPlaylistIdAndMovieId(Long playlistId, Long movieId) {
+        movieInPlaylistRepository.deleteByPlaylistIdAndMovieId(playlistId, movieId);
+    }
+}

src/main/java/com/mookive/mookive_backend/user/application/service/UserCreateService.java

@@ -1,5 +1,9 @@
 package com.mookive.mookive_backend.user.application.service;
 
+import com.mookive.mookive_backend.heartPlaylist.domain.HeartPlaylist;
+import com.mookive.mookive_backend.heartPlaylist.service.HeartPlaylistSaveService;
+import com.mookive.mookive_backend.playlist.domain.entity.Playlist;
+import com.mookive.mookive_backend.playlist.domain.service.PlaylistSaveService;
 import com.mookive.mookive_backend.user.application.dto.request.UserRequest;
 import com.mookive.mookive_backend.user.application.mapper.UserMapper;
 import com.mookive.mookive_backend.user.domain.entity.User;
@@ -14,9 +18,22 @@
 public class UserCreateService {
 
     private final UserSaveService userSaveService;
+    private final PlaylistSaveService playlistSaveService;
+    private final HeartPlaylistSaveService heartPlaylistSaveService;
+
 
     public void createUser(UserRequest.UserCreateRequest userCreateRequest) {
         User user = UserMapper.mapToUser(userCreateRequest);
         userSaveService.saveUser(user);
+        Playlist playlist = Playlist.builder()
+                .user(user)
+                .name("나중에 볼 영화")
+                .build();
+        playlistSaveService.savePlaylist(playlist);
+        heartPlaylistSaveService.save(HeartPlaylist.builder()
+                .user(user)
+                .playlist(playlist)
+                .build());
+
     }
 }