feat(评论): 新增功能开关管理及评论点赞功能优化
- 在管理后台添加功能开关页面，支持控制评论点赞和文章点赞功能的开启/关闭 - 优化评论点赞功能，支持取消点赞和本地存储点赞状态 - 更新点赞UI样式，提升用户体验 - 添加相关API接口和文档说明
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anghunk
@@ -7,6 +7,11 @@ import { ReplyEditor } from './ReplyEditor.js';
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import { formatRelativeTime } from '@/utils/date.js';
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export class CommentItem extends Component {
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// 防抖缓存，防止连续点击
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static _likeDebounce = new Map();
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// 用户标识缓存（单例，确保一致性）
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static _userId = null;
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/**
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* @param {HTMLElement|string} container - 容器元素或选择器
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* @param {Object} props - 组件属性
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@@ -105,49 +110,58 @@ export class CommentItem extends Component {
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},
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text: '回复'
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}),
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this.createElement('div', {
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className: 'cwd-comment-like',
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children: [
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this.createElement('button', {
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className: 'cwd-comment-like-button',
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attributes: {
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type: 'button',
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'aria-label': '点赞',
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onClick: () => this.handleLikeComment()
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},
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children: [
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this.createElement('span', {
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className: 'cwd-comment-like-icon-wrapper',
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children: [
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this.createElement('svg', {
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className: 'cwd-comment-like-icon',
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attributes: {
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viewBox: '0 0 24 24',
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'aria-hidden': 'true'
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},
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children: [
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this.createElement('path', {
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attributes: {
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d: 'M12 21c-.4 0-.8-.1-1.1-.4L4.5 15C3 13.6 2 11.7 2 9.6 2 6.5 4.5 4 7.6 4c1.7 0 3.3.8 4.4 2.1C13.1 4.8 14.7 4 16.4 4 19.5 4 22 6.5 22 9.6c0 2.1-1 4-2.5 5.4l-6.4 5.6c-.3.3-.7.4-1.1.4z'
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}
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})
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]
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})
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]
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}),
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this.createTextElement(
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'span',
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String(
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typeof comment.likes === 'number' && Number.isFinite(comment.likes) && comment.likes >= 0
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? comment.likes
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: 0
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),
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'cwd-comment-like-count'
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)
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]
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})
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]
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}),
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...(this.props.enableCommentLike !== false ? [
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this.createElement('div', {
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className: 'cwd-comment-like',
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children: [
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this.createElement('button', {
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className: `cwd-comment-like-button${this.hasLiked(comment.id) ? ' cwd-comment-like-button-liked' : ''}`,
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attributes: {
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type: 'button',
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'aria-label': this.hasLiked(comment.id) ? '取消点赞' : '点赞',
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onClick: () => this.handleLikeComment()
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},
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children: [
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this.createElement('span', {
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className: 'cwd-comment-like-icon-wrapper',
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children: [
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this.createElement('svg', {
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className: 'cwd-comment-like-icon',
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attributes: {
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viewBox: '0 0 24 24',
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'aria-hidden': 'true',
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fill: this.hasLiked(comment.id) ? 'currentColor' : 'none'
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},
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children: [
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this.createElement('path', {
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attributes: {
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d: 'M2 21h4V9H2v12zm20-11c0-1.1-.9-2-2-2h-6.31l.95-4.57.03-.32c0-.41-.17-.79-.44-1.06L13 1 7.59 6.41C7.22 6.78 7 7.3 7 7.83V19c0 1.1.9 2 2 2h8c.78 0 1.48-.45 1.82-1.11l3.02-7.05c.11-.23.16-.48.16-.74v-2z'
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}
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})
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]
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})
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]
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}),
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...(() => {
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const likeCount =
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typeof comment.likes === 'number' && Number.isFinite(comment.likes) && comment.likes >= 0
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? comment.likes
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: 0;
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return likeCount >= 1
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? [
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this.createTextElement(
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'span',
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String(likeCount),
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'cwd-comment-like-count'
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)
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]
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: [];
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})()
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]
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})
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]
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})
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] : []),
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this.createTextElement('span', formatRelativeTime(comment.created), 'cwd-comment-time')
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]
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})
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@@ -303,9 +317,99 @@ export class CommentItem extends Component {
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}
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handleLikeComment() {
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if (this.props.onLikeComment) {
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this.props.onLikeComment(this.props.comment.id);
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if (!this.props.onLikeComment) {
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return;
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}
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const commentId = String(this.props.comment.id);
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// 防抖检查：1秒内同一评论只能操作一次
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const now = Date.now();
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const debounceKey = `${this.getUserId()}_${commentId}`;
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const lastClick = CommentItem._likeDebounce.get(debounceKey);
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if (lastClick && now - lastClick < 1000) {
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return;
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}
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CommentItem._likeDebounce.set(debounceKey, now);
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// 获取当前点赞状态
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const likedComments = this.getLikedComments();
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const hasLiked = likedComments.has(commentId);
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if (!hasLiked) {
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// 未点赞，执行点赞
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likedComments.add(commentId);
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this.saveLikedComments(likedComments);
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this.props.onLikeComment(commentId, true);
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}
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// 已点赞则不做任何操作
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}
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/**
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* 获取用户唯一标识
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* 使用静态缓存确保一致性
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* @returns {string} 用户ID
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*/
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getUserId() {
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if (CommentItem._userId) {
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return CommentItem._userId;
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}
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const STORAGE_KEY = 'cwd_comment_user_id';
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let userId = localStorage.getItem(STORAGE_KEY);
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if (!userId) {
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// 生成简单的用户ID
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userId = 'u_' + Date.now() + '_' + Math.random().toString(36).substring(2, 12);
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localStorage.setItem(STORAGE_KEY, userId);
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}
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CommentItem._userId = userId;
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return userId;
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}
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/**
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* 获取已点赞的评论ID集合
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* @returns {Set<string>} 已点赞的评论ID集合
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*/
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getLikedComments() {
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const userId = this.getUserId();
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const key = `cwd_comment_liked_${userId}`;
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const data = localStorage.getItem(key);
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const likedSet = new Set();
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if (data) {
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try {
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const parsed = JSON.parse(data);
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if (Array.isArray(parsed)) {
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parsed.forEach(id => likedSet.add(String(id)));
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}
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} catch (e) {
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// 解析失败，返回空集合
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}
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}
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return likedSet;
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}
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/**
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* 保存点赞记录到 localStorage
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* @param {Set} likedSet - 点赞集合
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*/
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saveLikedComments(likedSet) {
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const userId = this.getUserId();
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const key = `cwd_comment_liked_${userId}`;
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localStorage.setItem(key, JSON.stringify(Array.from(likedSet)));
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}
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/**
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* 检查是否已点赞
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* @param {string|number} commentId - 评论ID
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* @returns {boolean} 是否已点赞
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*/
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hasLiked(commentId) {
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const likedComments = this.getLikedComments();
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return likedComments.has(String(commentId));
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}
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handleSubmitReply() {
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