优化目录结构

2026-02-21 14:30:59 +08:00 · 2025-08-03 01:27:28 +08:00
parent d63081955e
commit c08723574d
222 changed files with 2 additions and 25 deletions
--- a/backend/src/main/java/com/openisle/service/ReactionService.java
+++ b/backend/src/main/java/com/openisle/service/ReactionService.java
@@ -0,0 +1,104 @@
+package com.openisle.service;
+
+import com.openisle.model.Comment;
+import com.openisle.model.Post;
+import com.openisle.model.Reaction;
+import com.openisle.model.ReactionType;
+import com.openisle.model.User;
+import com.openisle.model.NotificationType;
+import com.openisle.repository.CommentRepository;
+import com.openisle.repository.PostRepository;
+import com.openisle.repository.ReactionRepository;
+import com.openisle.repository.UserRepository;
+import com.openisle.service.NotificationService;
+import com.openisle.service.EmailSender;
+import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Service;
+
+@Service
+@RequiredArgsConstructor
+public class ReactionService {
+    private final ReactionRepository reactionRepository;
+    private final UserRepository userRepository;
+    private final PostRepository postRepository;
+    private final CommentRepository commentRepository;
+    private final NotificationService notificationService;
+    private final EmailSender emailSender;
+
+    @Value("${app.website-url}")
+    private String websiteUrl;
+
+    public Reaction reactToPost(String username, Long postId, ReactionType type) {
+        User user = userRepository.findByUsername(username)
+                .orElseThrow(() -> new com.openisle.exception.NotFoundException("User not found"));
+        Post post = postRepository.findById(postId)
+                .orElseThrow(() -> new com.openisle.exception.NotFoundException("Post not found"));
+        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);
+        reaction = reactionRepository.save(reaction);
+        if (!user.getId().equals(post.getAuthor().getId())) {
+            notificationService.createNotification(post.getAuthor(), NotificationType.REACTION, post, null, null, user, type, null);
+        }
+        return reaction;
+    }
+
+    public Reaction reactToComment(String username, Long commentId, ReactionType type) {
+        User user = userRepository.findByUsername(username)
+                .orElseThrow(() -> new com.openisle.exception.NotFoundException("User not found"));
+        Comment comment = commentRepository.findById(commentId)
+                .orElseThrow(() -> new IllegalArgumentException("Comment not found"));
+        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);
+        reaction.setType(type);
+        reaction = reactionRepository.save(reaction);
+        if (!user.getId().equals(comment.getAuthor().getId())) {
+            notificationService.createNotification(comment.getAuthor(), NotificationType.REACTION, comment.getPost(), comment, null, user, type, null);
+        }
+        return reaction;
+    }
+
+    public java.util.List<Reaction> getReactionsForPost(Long postId) {
+        Post post = postRepository.findById(postId)
+                .orElseThrow(() -> new com.openisle.exception.NotFoundException("Post not found"));
+        return reactionRepository.findByPost(post);
+    }
+
+    public java.util.List<Reaction> getReactionsForComment(Long commentId) {
+        Comment comment = commentRepository.findById(commentId)
+                .orElseThrow(() -> new IllegalArgumentException("Comment not found"));
+        return reactionRepository.findByComment(comment);
+    }
+
+    public java.util.List<Long> topPostIds(String username, int limit) {
+        return reactionRepository.findTopPostIds(username, org.springframework.data.domain.PageRequest.of(0, limit));
+    }
+
+    public java.util.List<Long> topCommentIds(String username, int limit) {
+        return reactionRepository.findTopCommentIds(username, org.springframework.data.domain.PageRequest.of(0, limit));
+    }
+
+    public long countLikesSent(String username) {
+        return reactionRepository.countLikesSent(username);
+    }
+
+    public long countLikesReceived(String username) {
+        return reactionRepository.countLikesReceived(username);
+    }
+}