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✨feat: add genre entity #29

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merged 3 commits into from
May 18, 2023
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Merged

✨feat: add genre entity #29

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07ee4e5
:sparkles: feat: add genre entity
siyeonSon May 17, 2023
41cdea5
:sparkles: feat: add SongGenre entity
siyeonSon May 17, 2023
8b16a21
:sparkles: feat: add 1:N relationship with song_genre table
siyeonSon May 17, 2023
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22 changes: 22 additions & 0 deletions src/main/java/com/depromeet/streetdrop/domains/music/genre/entity/Genre.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,22 @@
package com.depromeet.streetdrop.domains.music.genre.entity;

import com.depromeet.streetdrop.domains.common.BaseTimeEntity;
import jakarta.persistence.*;
import lombok.Getter;
import lombok.NoArgsConstructor;

import static jakarta.persistence.GenerationType.IDENTITY;

@Getter
@NoArgsConstructor
@Entity
public class Genre extends BaseTimeEntity {

@Id
@GeneratedValue(strategy = IDENTITY)
@Column(name = "genre_id")
private Long id;

private String name;

}
30 changes: 30 additions & 0 deletions src/main/java/com/depromeet/streetdrop/domains/music/genre/entity/SongGenre.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,30 @@
package com.depromeet.streetdrop.domains.music.genre.entity;

import com.depromeet.streetdrop.domains.common.BaseTimeEntity;
import com.depromeet.streetdrop.domains.music.song.entity.Song;
import jakarta.persistence.*;
import lombok.Getter;
import lombok.NoArgsConstructor;

import static jakarta.persistence.FetchType.LAZY;
import static jakarta.persistence.GenerationType.IDENTITY;

@Getter
@NoArgsConstructor
@Entity
public class SongGenre extends BaseTimeEntity {

@Id
@GeneratedValue(strategy = IDENTITY)
@Column(name = "song_genre_id")
private Long id;

@ManyToOne(fetch = LAZY)
@JoinColumn(name = "song_id")
private Song song;

@ManyToOne(fetch = LAZY)
@JoinColumn(name = "genre_id")
private Genre genre;

}
4 changes: 4 additions & 0 deletions src/main/java/com/depromeet/streetdrop/domains/music/song/entity/Song.java
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Expand Up @@ -3,6 +3,7 @@
import com.depromeet.streetdrop.domains.common.BaseTimeEntity;
import com.depromeet.streetdrop.domains.item.entity.Item;
import com.depromeet.streetdrop.domains.music.album.entity.Album;
import com.depromeet.streetdrop.domains.music.genre.entity.SongGenre;
import jakarta.persistence.*;
import lombok.Getter;
import lombok.NoArgsConstructor;
Expand All @@ -29,6 +30,9 @@ public class Song extends BaseTimeEntity {
@JoinColumn(name = "album_id")
private Album album;

@OneToMany(mappedBy = "song")
private List<SongGenre> genres = new ArrayList<>();

@OneToMany(mappedBy = "song")
private List<Item> items = new ArrayList<>();

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