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Implement reaction panel with backend support

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This commit is contained in:
Tim
2025-07-09 18:17:35 +08:00
parent 5554594123
commit 4627d34dbe
7 changed files with 213 additions and 51 deletions
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6
src/main/java/com/openisle/controller/ReactionController.java
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@@ -28,6 +28,9 @@ public class ReactionController {
@RequestBody ReactionRequest req,
Authentication auth) {
Reaction reaction = reactionService.reactToPost(auth.getName(), postId, req.getType());
if (reaction == null) {
return ResponseEntity.noContent().build();
}
return ResponseEntity.ok(toDto(reaction));
}
@@ -36,6 +39,9 @@ public class ReactionController {
@RequestBody ReactionRequest req,
Authentication auth) {
Reaction reaction = reactionService.reactToComment(auth.getName(), commentId, req.getType());
if (reaction == null) {
return ResponseEntity.noContent().build();
}
return ResponseEntity.ok(toDto(reaction));
}

4
src/main/java/com/openisle/model/Reaction.java
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@@ -14,8 +14,8 @@ import lombok.Setter;
@NoArgsConstructor
@Table(name = "reactions",
uniqueConstraints = {
@UniqueConstraint(columnNames = {"user_id", "post_id"}),
@UniqueConstraint(columnNames = {"user_id", "comment_id"})
@UniqueConstraint(columnNames = {"user_id", "post_id", "type"}),
@UniqueConstraint(columnNames = {"user_id", "comment_id", "type"})
})
public class Reaction {
@Id

4
src/main/java/com/openisle/repository/ReactionRepository.java
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@@ -13,8 +13,8 @@ import java.util.List;
import java.util.Optional;
public interface ReactionRepository extends JpaRepository<Reaction, Long> {
Optional<Reaction> findByUserAndPost(User user, Post post);
Optional<Reaction> findByUserAndComment(User user, Comment comment);
Optional<Reaction> findByUserAndPostAndType(User user, Post post, com.openisle.model.ReactionType type);
Optional<Reaction> findByUserAndCommentAndType(User user, Comment comment, com.openisle.model.ReactionType type);
List<Reaction> findByPost(Post post);
List<Reaction> findByComment(Comment comment);

16
src/main/java/com/openisle/service/ReactionService.java
View File

@@ -28,8 +28,12 @@ public class ReactionService {
.orElseThrow(() -> new IllegalArgumentException("User not found"));
Post post = postRepository.findById(postId)
.orElseThrow(() -> new IllegalArgumentException("Post not found"));
Reaction reaction = reactionRepository.findByUserAndPost(user, post)
.orElseGet(Reaction::new);
java.util.Optional<Reaction> existing = reactionRepository.findByUserAndPostAndType(user, post, type);
if (existing.isPresent()) {
reactionRepository.delete(existing.get());
return null;
}
Reaction reaction = new Reaction();
reaction.setUser(user);
reaction.setPost(post);
reaction.setType(type);
@@ -45,8 +49,12 @@ public class ReactionService {
.orElseThrow(() -> new IllegalArgumentException("User not found"));
Comment comment = commentRepository.findById(commentId)
.orElseThrow(() -> new IllegalArgumentException("Comment not found"));
Reaction reaction = reactionRepository.findByUserAndComment(user, comment)
.orElseGet(Reaction::new);
java.util.Optional<Reaction> existing = reactionRepository.findByUserAndCommentAndType(user, comment, type);
if (existing.isPresent()) {
reactionRepository.delete(existing.get());
return null;
}
Reaction reaction = new Reaction();
reaction.setUser(user);
reaction.setComment(comment);
reaction.setPost(null);