76147bae94
一切皆为插件的开发者工具运行时框架
🧩 核心特性:
- 插件热插拔 (importlib 动态加载)
- 依赖自动解析 (拓扑排序 + 循环检测)
- 企业级稳定 (熔断/降级/重试/隔离)
- 事件驱动 (发布/订阅事件总线)
- 完整配置 (YAML 配置 + 热重载)
92 lines
2.8 KiB
JavaScript
92 lines
2.8 KiB
JavaScript
/**
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* OSS Community - 实时轮询系统
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* 每2秒从数据库刷新所有数据
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*/
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class CommunityPollingSystem {
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constructor() {
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this.interval = 2000;
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this.timer = null;
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this.isRunning = false;
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this.listeners = { user: [], posts: [], stats: [], categories: [] };
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this.cache = { user: null, posts: null, stats: null, categories: null };
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}
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start() {
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if (this.isRunning) return;
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this.isRunning = true;
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this._fetchAll();
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this.timer = setInterval(() => this._fetchAll(), this.interval);
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}
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stop() {
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clearInterval(this.timer);
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this.isRunning = false;
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this.timer = null;
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}
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on(event, callback) {
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if (this.listeners[event]) this.listeners[event].push(callback);
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}
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async _fetch(url) {
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try {
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const res = await fetch(url);
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return res.ok ? await res.json() : null;
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} catch { return null; }
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}
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async _fetchAll() {
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// 并行请求所有接口
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const [userData, postsData, statsData, catsData] = await Promise.all([
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this._fetch('api/auth.php?action=current-user'),
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this._fetch('api/index.php?action=posts'),
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this._fetch('api/index.php?action=stats'),
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this._fetch('api/index.php?action=categories')
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]);
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// 用户数据
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if (userData && userData.success) {
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const changed = JSON.stringify(userData) !== JSON.stringify(this.cache.user);
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this.cache.user = userData;
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if (changed) this._notify('user', userData);
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}
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// 帖子数据（含 views, likes, replies）
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if (postsData && postsData.posts) {
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const changed = JSON.stringify(postsData.posts) !== JSON.stringify(this.cache.posts);
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this.cache.posts = postsData.posts;
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if (changed) this._notify('posts', postsData);
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}
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// 统计数据（含 hot_posts）
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if (statsData) {
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const changed = JSON.stringify(statsData) !== JSON.stringify(this.cache.stats);
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this.cache.stats = statsData;
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if (changed) this._notify('stats', statsData);
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}
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// 分类
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if (catsData && catsData.categories) {
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const changed = JSON.stringify(catsData.categories) !== JSON.stringify(this.cache.categories);
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this.cache.categories = catsData.categories;
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if (changed) this._notify('categories', catsData);
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}
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}
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_notify(event, data) {
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(this.listeners[event] || []).forEach(fn => {
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try { fn(data); } catch(e) {}
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});
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}
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}
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window.Polling = new CommunityPollingSystem();
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document.addEventListener('DOMContentLoaded', () => {
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const dock = document.getElementById('dock');
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if (dock && dock.dataset.loggedIn === '1') {
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window.Polling.start();
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}
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});
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