Implement reaction panel with backend support

open-isle-cli/src/components/CommentItem.vue

@@ -18,27 +18,14 @@
       </div>
       <div class="info-content-text" v-html="renderMarkdown(comment.text)"></div>
       <div class="article-footer-container">
-        <div class="reactions-container">
+        <ReactionsGroup v-model="comment.reactions" content-type="comment" :content-id="comment.id">
-          <div class="reactions-viewer">
-            <div class="reactions-viewer-item-container">
-              <div class="reactions-viewer-item">🤣</div>
-              <div class="reactions-viewer-item">❤️</div>
-              <div class="reactions-viewer-item">👏</div>
-            </div>
-            <div class="reactions-count">1882</div>
-          </div>
-          <div class="make-reaction-container">
           <div class="make-reaction-item comment-reaction" @click="toggleEditor">
             <i class="far fa-comment"></i>
           </div>
-            <div class="make-reaction-item like-reaction">
+          <div class="make-reaction-item copy-link" @click="copyCommentLink">
-              <i class="far fa-heart"></i>
+            <i class="fas fa-link"></i>
-            </div>
-            <div class="make-reaction-item copy-link" @click="copyCommentLink">
-              <i class="fas fa-link"></i>
-            </div>
           </div>
-        </div>
+        </ReactionsGroup>
       </div>
       <CommentEditor v-if="showEditor" @submit="submitReply" :loading="isWaitingForReply" />
       <div
@@ -81,6 +68,7 @@ import { renderMarkdown } from '../utils/markdown'
 import BaseTimeline from './BaseTimeline.vue'
 import { API_BASE_URL, toast } from '../main'
 import { getToken } from '../utils/auth'
+import ReactionsGroup from './ReactionsGroup.vue'
 const CommentItem = {
   name: 'CommentItem',
   props: {
@@ -137,12 +125,14 @@ const CommentItem = {
             time: new Date(data.createdAt).toLocaleDateString('zh-CN', { month: 'numeric', day: 'numeric' }),
             avatar: data.avatar.username,
             text: data.content,
+            reactions: [],
             reply: (data.replies || []).map(r => ({
               id: r.id,
               userName: r.author.username,
               time: new Date(r.createdAt).toLocaleDateString('zh-CN', { month: 'numeric', day: 'numeric' }),
               avatar: r.avatar,
               text: r.content,
+              reactions: r.reactions || [],
               reply: [],
               openReplies: false
             })),
@@ -168,7 +158,7 @@ const CommentItem = {
     return { showReplies, toggleReplies, showEditor, toggleEditor, submitReply, copyCommentLink, renderMarkdown, isWaitingForReply }
   }
 }
-CommentItem.components = { CommentItem, CommentEditor, BaseTimeline }
+CommentItem.components = { CommentItem, CommentEditor, BaseTimeline, ReactionsGroup }
 export default CommentItem
 </script>
 

open-isle-cli/src/components/ReactionsGroup.vue

@@ -0,0 +1,172 @@
+<template>
+  <div class="reactions-container">
+    <div class="reactions-viewer">
+      <div class="reactions-viewer-item-container" @click="openPanel" @mouseenter="cancelHide" @mouseleave="scheduleHide">
+        <template v-if="displayedReactions.length">
+          <div v-for="r in displayedReactions" :key="r.type" class="reactions-viewer-item">{{ iconMap[r.type] }}</div>
+        </template>
+        <div v-else class="reactions-viewer-item placeholder">点击以表态</div>
+      </div>
+      <div class="reactions-count">{{ totalCount }}</div>
+    </div>
+    <div class="make-reaction-container">
+      <div class="make-reaction-item like-reaction" @click="toggleReaction('LIKE')" :class="{ selected: userReacted('LIKE') }">
+        <i class="far fa-heart"></i>
+        <span v-if="likeCount">{{ likeCount }}</span>
+      </div>
+      <slot></slot>
+    </div>
+    <div v-if="panelVisible" class="reactions-panel" @mouseenter="cancelHide" @mouseleave="scheduleHide">
+      <div v-for="t in panelTypes" :key="t" class="reaction-option" @click="toggleReaction(t)" :class="{ selected: userReacted(t) }">
+        {{ iconMap[t] }}<span v-if="counts[t]">{{ counts[t] }}</span>
+      </div>
+    </div>
+  </div>
+</template>
+
+<script>
+import { ref, computed, watch, onMounted } from 'vue'
+import { API_BASE_URL, toast } from '../main'
+import { getToken, authState } from '../utils/auth'
+
+let cachedTypes = null
+const fetchTypes = async () => {
+  if (cachedTypes) return cachedTypes
+  try {
+    const res = await fetch(`${API_BASE_URL}/api/reaction-types`)
+    if (res.ok) {
+      cachedTypes = await res.json()
+    } else {
+      cachedTypes = []
+    }
+  } catch {
+    cachedTypes = []
+  }
+  return cachedTypes
+}
+
+const iconMap = {
+  LIKE: '❤️',
+  DISLIKE: '👎',
+  RECOMMEND: '👏',
+  ANGRY: '😡'
+}
+
+export default {
+  name: 'ReactionsGroup',
+  props: {
+    modelValue: { type: Array, default: () => [] },
+    contentType: { type: String, required: true },
+    contentId: { type: [Number, String], required: true }
+  },
+  emits: ['update:modelValue'],
+  setup(props, { emit }) {
+    const reactions = ref(props.modelValue)
+    watch(() => props.modelValue, v => reactions.value = v)
+
+    const reactionTypes = ref([])
+    onMounted(async () => {
+      reactionTypes.value = await fetchTypes()
+    })
+
+    const counts = computed(() => {
+      const c = {}
+      for (const r of reactions.value) {
+        c[r.type] = (c[r.type] || 0) + 1
+      }
+      return c
+    })
+
+    const totalCount = computed(() => Object.values(counts.value).reduce((a, b) => a + b, 0))
+    const likeCount = computed(() => counts.value['LIKE'] || 0)
+
+    const userReacted = type => reactions.value.some(r => r.type === type && r.user === authState.username)
+
+    const displayedReactions = computed(() => {
+      return Object.entries(counts.value)
+        .sort((a, b) => b[1] - a[1])
+        .slice(0, 3)
+        .map(([type]) => ({ type }))
+    })
+
+    const panelTypes = computed(() => reactionTypes.value.filter(t => t !== 'LIKE'))
+
+    const panelVisible = ref(false)
+    let hideTimer = null
+    const openPanel = () => {
+      clearTimeout(hideTimer)
+      panelVisible.value = true
+    }
+    const scheduleHide = () => {
+      clearTimeout(hideTimer)
+      hideTimer = setTimeout(() => { panelVisible.value = false }, 2000)
+    }
+    const cancelHide = () => {
+      clearTimeout(hideTimer)
+    }
+
+    const toggleReaction = async (type) => {
+      const token = getToken()
+      if (!token) {
+        toast.error('请先登录')
+        return
+      }
+      try {
+        const url = props.contentType === 'post'
+          ? `${API_BASE_URL}/api/posts/${props.contentId}/reactions`
+          : `${API_BASE_URL}/api/comments/${props.contentId}/reactions`
+        const res = await fetch(url, {
+          method: 'POST',
+          headers: { 'Content-Type': 'application/json', Authorization: `Bearer ${token}` },
+          body: JSON.stringify({ type })
+        })
+        if (res.ok) {
+          if (res.status === 204) {
+            const idx = reactions.value.findIndex(r => r.type === type && r.user === authState.username)
+            if (idx > -1) reactions.value.splice(idx, 1)
+          } else {
+            const data = await res.json()
+            reactions.value.push(data)
+          }
+          emit('update:modelValue', reactions.value)
+        } else {
+          toast.error('操作失败')
+        }
+      } catch (e) {
+        toast.error('操作失败')
+      }
+    }
+
+    return {
+      iconMap,
+      counts,
+      totalCount,
+      likeCount,
+      displayedReactions,
+      panelTypes,
+      panelVisible,
+      openPanel,
+      scheduleHide,
+      cancelHide,
+      toggleReaction,
+      userReacted
+    }
+  }
+}
+</script>
+
+<style scoped>
+.reactions-container { position: relative; display: flex; flex-direction: row; gap: 10px; align-items: center; width: 100%; justify-content: space-between; }
+.reactions-viewer { display: flex; flex-direction: row; gap: 20px; align-items: center; }
+.reactions-viewer-item-container { display: flex; flex-direction: row; gap: 2px; align-items: center; cursor: pointer; }
+.reactions-viewer-item { font-size: 16px; }
+.reactions-viewer-item.placeholder { opacity: 0.5; }
+.reactions-count { font-size: 16px; opacity: 0.5; }
+.make-reaction-container { display: flex; flex-direction: row; gap: 10px; }
+.make-reaction-item { cursor: pointer; padding: 10px; border-radius: 50%; opacity: 0.5; font-size: 20px; }
+.like-reaction { color: #ff0000; }
+.like-reaction.selected { background-color: #ffe2e2; }
+.reactions-panel { position: absolute; bottom: 30px; left: 0; background-color: var(--background-color); border: 1px solid #ccc; border-radius: 5px; padding: 5px; display: flex; flex-direction: row; gap: 5px; z-index: 10; }
+.reaction-option { cursor: pointer; padding: 5px; border-radius: 4px; }
+.reaction-option.selected { background-color: #e2e2e2; }
+</style>

open-isle-cli/src/views/PostPageView.vue

@@ -27,31 +27,11 @@
           <div class="info-content-text" v-html="renderMarkdown(postContent)"></div>
 
           <div class="article-footer-container">
-            <div class="reactions-container">
+            <ReactionsGroup v-model="postReactions" content-type="post" :content-id="postId">
-              <div class="reactions-viewer">
+              <div class="make-reaction-item copy-link" @click="copyPostLink">
-                <div class="reactions-viewer-item-container">
+                <i class="fas fa-link"></i>
-                  <div class="reactions-viewer-item">
-                    🤣
-                  </div>
-                  <div class="reactions-viewer-item">
-                    ❤️
-                  </div>
-                  <div class="reactions-viewer-item">
-                    👏
-                  </div>
-                </div>
-                <div class="reactions-count">1882</div>
               </div>
-
+            </ReactionsGroup>
-              <div class="make-reaction-container">
-                <div class="make-reaction-item like-reaction">
-                  <i class="far fa-heart"></i>
-                </div>
-                <div class="make-reaction-item copy-link" @click="copyPostLink">
-                  <i class="fas fa-link"></i>
-                </div>
-              </div>
-            </div>
           </div>
         </div>
       </div>
@@ -98,6 +78,7 @@ import CommentItem from '../components/CommentItem.vue'
 import CommentEditor from '../components/CommentEditor.vue'
 import BaseTimeline from '../components/BaseTimeline.vue'
 import ArticleTags from '../components/ArticleTags.vue'
+import ReactionsGroup from '../components/ReactionsGroup.vue'
 import { renderMarkdown } from '../utils/markdown'
 import { API_BASE_URL, toast } from '../main'
 import { getToken } from '../utils/auth'
@@ -107,7 +88,7 @@ hatch.register()
 
 export default {
   name: 'PostPageView',
-  components: { CommentItem, CommentEditor, BaseTimeline, ArticleTags },
+  components: { CommentItem, CommentEditor, BaseTimeline, ArticleTags, ReactionsGroup },
   setup() {
     const route = useRoute()
     const postId = route.params.id
@@ -118,6 +99,7 @@ export default {
     const postContent = ref('')
     const category = ref('')
     const tags = ref([])
+    const postReactions = ref([])
     const comments = ref([])
     const isWaitingFetchingPost = ref(false);
     const isWaitingPostingComment = ref(false);
@@ -150,6 +132,7 @@ export default {
       time: new Date(c.createdAt).toLocaleDateString('zh-CN', { month: 'numeric', day: 'numeric' }),
       avatar: c.author.avatar,
       text: c.content,
+      reactions: c.reactions || [],
       reply: (c.replies || []).map(mapComment),
       openReplies: false,
       src: c.author.avatar,
@@ -195,6 +178,7 @@ export default {
         title.value = data.title
         category.value = data.category
         tags.value = data.tags || []
+        postReactions.value = data.reactions || []
         comments.value = (data.comments || []).map(mapComment)
         postTime.value = new Date(data.createdAt).toLocaleDateString('zh-CN', { month: 'numeric', day: 'numeric' })
         await nextTick()
@@ -322,6 +306,8 @@ export default {
       mainContainer,
       currentIndex,
       totalPosts,
+      postReactions,
+      postId,
       postComment,
       onSliderInput,
       onScroll: updateCurrentIndex,

src/main/java/com/openisle/controller/ReactionController.java

@@ -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));
     }
 

src/main/java/com/openisle/model/Reaction.java

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

src/main/java/com/openisle/repository/ReactionRepository.java

@@ -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> findByUserAndPostAndType(User user, Post post, com.openisle.model.ReactionType type);
-    Optional<Reaction> findByUserAndComment(User user, Comment comment);
+    Optional<Reaction> findByUserAndCommentAndType(User user, Comment comment, com.openisle.model.ReactionType type);
     List<Reaction> findByPost(Post post);
     List<Reaction> findByComment(Comment comment);
 

src/main/java/com/openisle/service/ReactionService.java

@@ -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)
+        java.util.Optional<Reaction> existing = reactionRepository.findByUserAndPostAndType(user, post, type);
-                .orElseGet(Reaction::new);
+        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)
+        java.util.Optional<Reaction> existing = reactionRepository.findByUserAndCommentAndType(user, comment, type);
-                .orElseGet(Reaction::new);
+        if (existing.isPresent()) {
+            reactionRepository.delete(existing.get());
+            return null;
+        }
+        Reaction reaction = new Reaction();
         reaction.setUser(user);
         reaction.setComment(comment);
         reaction.setPost(null);