좋아요 스킴 초안. Ref #1

src/main/java/io/mtudy/soundcloud/like/application/inputs/LikeAlbumInput.java

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+package io.mtudy.soundcloud.like.application.inputs;
+
+import lombok.NoArgsConstructor;
+
+import javax.validation.constraints.NotBlank;
+
+@NoArgsConstructor
+public class LikeAlbumInput {
+    @NotBlank
+    private String albumId;
+
+    public LikeAlbumInput(String albumId) {
+        this.albumId = albumId;
+    }
+
+    public String getAlbumId() {
+        return albumId;
+    }
+}

src/main/java/io/mtudy/soundcloud/like/application/inputs/LikePlaylistInput.java

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+package io.mtudy.soundcloud.like.application.inputs;
+
+import lombok.NoArgsConstructor;
+
+import javax.validation.constraints.NotBlank;
+
+@NoArgsConstructor
+public class LikePlaylistInput {
+    @NotBlank
+    private String playlistId;
+
+    public LikePlaylistInput(String playlistId) {
+        this.playlistId = playlistId;
+    }
+
+    public String getPlaylistId() {
+        return playlistId;
+    }
+}

src/main/java/io/mtudy/soundcloud/like/application/inputs/LikeTrackInput.java

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+package io.mtudy.soundcloud.like.application.inputs;
+
+import lombok.NoArgsConstructor;
+
+import javax.validation.constraints.NotBlank;
+
+@NoArgsConstructor
+public class LikeTrackInput {
+    @NotBlank
+    private String trackId;
+
+    public LikeTrackInput(String trackId) {
+        this.trackId = trackId;
+    }
+
+    public String getTrackId() {
+        return trackId;
+    }
+}

src/main/java/io/mtudy/soundcloud/like/application/interfaces/web/graphql/LikeAlbumMutationResolver.java

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+package io.mtudy.soundcloud.like.application.interfaces.web.graphql;
+
+import graphql.kickstart.tools.GraphQLMutationResolver;
+import io.mtudy.soundcloud.like.application.inputs.LikeAlbumInput;
+import io.mtudy.soundcloud.like.application.services.LikeAlbumService;
+import io.mtudy.soundcloud.like.domain.entities.AlbumLike;
+import org.springframework.stereotype.Component;
+
+import javax.validation.Valid;
+
+@Component
+public class LikeAlbumMutationResolver implements GraphQLMutationResolver {
+    private final LikeAlbumService service;
+
+    public LikeAlbumMutationResolver(LikeAlbumService service) {
+        this.service = service;
+    }
+
+    public AlbumLike likeAlbum(@Valid LikeAlbumInput input) {
+        return this.service.run(input);
+    }
+}

src/main/java/io/mtudy/soundcloud/like/application/interfaces/web/graphql/LikePlaylistMutationResolver.java

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+package io.mtudy.soundcloud.like.application.interfaces.web.graphql;
+
+import graphql.kickstart.tools.GraphQLMutationResolver;
+import io.mtudy.soundcloud.like.application.inputs.LikePlaylistInput;
+import io.mtudy.soundcloud.like.application.services.LikePlaylistService;
+import io.mtudy.soundcloud.like.domain.entities.PlaylistLike;
+import org.springframework.stereotype.Component;
+
+import javax.validation.Valid;
+
+@Component
+public class LikePlaylistMutationResolver implements GraphQLMutationResolver {
+    private final LikePlaylistService service;
+
+    public LikePlaylistMutationResolver(LikePlaylistService service) {
+        this.service = service;
+    }
+
+    public PlaylistLike likePlaylist(@Valid LikePlaylistInput input) {
+        return this.service.run(input);
+    }
+}

src/main/java/io/mtudy/soundcloud/like/application/interfaces/web/graphql/LikeTrackMutationResolver.java

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+package io.mtudy.soundcloud.like.application.interfaces.web.graphql;
+
+import graphql.kickstart.tools.GraphQLMutationResolver;
+import io.mtudy.soundcloud.like.application.inputs.LikeTrackInput;
+import io.mtudy.soundcloud.like.application.services.LikeTrackService;
+import io.mtudy.soundcloud.like.domain.entities.TrackLike;
+import org.springframework.stereotype.Component;
+
+import javax.validation.Valid;
+
+@Component
+public class LikeTrackMutationResolver implements GraphQLMutationResolver {
+    private final LikeTrackService service;
+
+    public LikeTrackMutationResolver(LikeTrackService service) {
+        this.service = service;
+    }
+
+    public TrackLike likeTrack(@Valid LikeTrackInput input) {
+        return this.service.run(input);
+    }
+}

src/main/java/io/mtudy/soundcloud/like/application/services/LikeAlbumService.java

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+package io.mtudy.soundcloud.like.application.services;
+
+import io.mtudy.soundcloud.like.application.inputs.LikeAlbumInput;
+import io.mtudy.soundcloud.like.domain.entities.AlbumLike;
+import io.mtudy.soundcloud.like.domain.repotitories.AlbumLikeRepository;
+import org.springframework.stereotype.Service;
+
+import java.util.UUID;
+
+@Service
+public class LikeAlbumService {
+    private final AlbumLikeRepository repository;
+
+    public LikeAlbumService(AlbumLikeRepository repository) {
+        this.repository = repository;
+    }
+
+    public AlbumLike run(LikeAlbumInput request) {
+        return this.repository.save(new AlbumLike(
+            UUID.randomUUID().toString(), request.getAlbumId(), UUID.randomUUID().toString()
+        ));
+    }
+}

src/main/java/io/mtudy/soundcloud/like/application/services/LikePlaylistService.java

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+package io.mtudy.soundcloud.like.application.services;
+
+import io.mtudy.soundcloud.like.application.inputs.LikePlaylistInput;
+import io.mtudy.soundcloud.like.domain.entities.PlaylistLike;
+import io.mtudy.soundcloud.like.domain.repotitories.PlaylistLikeRepository;
+import org.springframework.stereotype.Service;
+
+import java.util.UUID;
+
+@Service
+public class LikePlaylistService {
+    private final PlaylistLikeRepository repository;
+
+    public LikePlaylistService(PlaylistLikeRepository repository) {
+        this.repository = repository;
+    }
+
+    public PlaylistLike run(LikePlaylistInput request) {
+        return this.repository.save(new PlaylistLike(
+            UUID.randomUUID().toString(), request.getPlaylistId(), UUID.randomUUID().toString()
+        ));
+    }
+}

src/main/java/io/mtudy/soundcloud/like/application/services/LikeTrackService.java

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+package io.mtudy.soundcloud.like.application.services;
+
+import io.mtudy.soundcloud.like.application.inputs.LikeAlbumInput;
+import io.mtudy.soundcloud.like.application.inputs.LikeTrackInput;
+import io.mtudy.soundcloud.like.domain.entities.TrackLike;
+import io.mtudy.soundcloud.like.domain.repotitories.TrackLikeRepository;
+import org.springframework.stereotype.Service;
+
+import java.util.UUID;
+
+@Service
+public class LikeTrackService {
+    private final TrackLikeRepository repository;
+
+    public LikeTrackService(TrackLikeRepository repository) {
+        this.repository = repository;
+    }
+
+    public TrackLike run(LikeTrackInput request) {
+        return this.repository.save(new TrackLike(
+            UUID.randomUUID().toString(), request.getTrackId(), UUID.randomUUID().toString()
+        ));
+    }
+}

src/main/java/io/mtudy/soundcloud/like/domain/entities/AlbumLike.java

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+package io.mtudy.soundcloud.like.domain.entities;
+
+import lombok.NoArgsConstructor;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.Table;
+
+@NoArgsConstructor
+@Entity
+@Table(name = "album_like")
+public class AlbumLike {
+    @Id
+    @Column(columnDefinition = "VARCHAR(36)")
+    private String id;
+
+    @Column(columnDefinition = "VARCHAR(36)")
+    private String albumId;
+
+    @Column(columnDefinition = "VARCHAR(36)")
+    private String authorId;
+
+    public AlbumLike(String id, String albumId, String authorId) {
+        this.id = id;
+        this.albumId = albumId;
+        this.authorId = authorId;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public String getAlbumId() {
+        return albumId;
+    }
+
+    public String getAuthorId() {
+        return authorId;
+    }
+}

src/main/java/io/mtudy/soundcloud/like/domain/entities/PlaylistLike.java

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+package io.mtudy.soundcloud.like.domain.entities;
+
+import lombok.NoArgsConstructor;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.Table;
+
+@NoArgsConstructor
+@Entity
+@Table(name = "playlist_like")
+public class PlaylistLike {
+    @Id
+    @Column(columnDefinition = "VARCHAR(36)")
+    private String id;
+
+    @Column(columnDefinition = "VARCHAR(36)")
+    private String playlistId;
+
+    @Column(columnDefinition = "VARCHAR(36)")
+    private String authorId;
+
+    public PlaylistLike(String id, String playlistId, String authorId) {
+        this.id = id;
+        this.playlistId = playlistId;
+        this.authorId = authorId;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public String getPlaylistId() {
+        return playlistId;
+    }
+
+    public String getAuthorId() {
+        return authorId;
+    }
+}

src/main/java/io/mtudy/soundcloud/like/domain/entities/TrackLike.java

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+package io.mtudy.soundcloud.like.domain.entities;
+
+import lombok.NoArgsConstructor;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.Table;
+
+@NoArgsConstructor
+@Entity
+@Table(name = "track_like")
+public class TrackLike {
+    @Id
+    @Column(columnDefinition = "VARCHAR(36)")
+    private String id;
+
+    @Column(columnDefinition = "VARCHAR(36)")
+    private String trackId;
+
+    @Column(columnDefinition = "VARCHAR(36)")
+    private String authorId;
+
+    public TrackLike(String id, String trackId, String authorId) {
+        this.id = id;
+        this.trackId = trackId;
+        this.authorId = authorId;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public String getTrackId() {
+        return trackId;
+    }
+
+    public String getAuthorId() {
+        return authorId;
+    }
+}

src/main/java/io/mtudy/soundcloud/like/domain/repotitories/AlbumLikeRepository.java

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+package io.mtudy.soundcloud.like.domain.repotitories;
+
+import io.mtudy.soundcloud.like.domain.entities.AlbumLike;
+import org.springframework.data.repository.CrudRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface AlbumLikeRepository extends CrudRepository<AlbumLike, String> {
+}

src/main/java/io/mtudy/soundcloud/like/domain/repotitories/PlaylistLikeRepository.java

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+package io.mtudy.soundcloud.like.domain.repotitories;
+
+import io.mtudy.soundcloud.like.domain.entities.PlaylistLike;
+import org.springframework.data.repository.CrudRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface PlaylistLikeRepository extends CrudRepository<PlaylistLike, String> {
+}

src/main/java/io/mtudy/soundcloud/like/domain/repotitories/TrackLikeRepository.java

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+package io.mtudy.soundcloud.like.domain.repotitories;
+
+import io.mtudy.soundcloud.like.domain.entities.TrackLike;
+import org.springframework.data.repository.CrudRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface TrackLikeRepository extends CrudRepository<TrackLike, String> {
+}

src/main/resources/db/migration/V1_2__create_playlist_like_table.sql

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+create table playlist_like (
+    id varchar(36) not null,
+    authorId varchar(36) not null,
+    playlistId varchar(36) not null,
+    primary key (id)
+) engine=InnoDB collate=utf8mb4_general_ci

src/main/resources/db/migration/V1_3__create_track_like_table.sql

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+create table track_like (
+    id varchar(36) not null,
+    authorId varchar(36) not null,
+    trackId varchar(36) not null,
+    primary key (id)
+) engine=InnoDB collate=utf8mb4_general_ci

src/main/resources/db/migration/V1_4__create_album_like_table.sql

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+create table album_like (
+    id varchar(36) not null,
+    authorId varchar(36) not null,
+    albumId varchar(36) not null,
+    primary key (id)
+) engine=InnoDB collate=utf8mb4_general_ci