252 lines
7.7 KiB
JavaScript
252 lines
7.7 KiB
JavaScript
const vscode = require('vscode');
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const fs = require('fs');
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const path = require('path');
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const https = require('https');
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const http = require('http');
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// 本地化翻译表（与 PHP 版本一致）
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const translations = {
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zh: {
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htmlLang: 'zh-CN',
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pageTitle: '信息竞赛日程',
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heading: '信息竞赛日程',
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upcomingTitle: '即将到来的信息竞赛',
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finishedTitle: '已结束的信息竞赛',
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loadError: '暂时无法加载赛事数据，请稍后再试。',
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finishedLoadError: '暂时无法加载已结束赛事数据，请稍后再试。',
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emptyUpcoming: '暂无即将开始的赛事。',
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emptyFinished: '暂无最近结束的赛事。',
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ended: '已结束',
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running: '进行中',
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timezoneLabel: '时区',
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lastUpdatedLabel: '最后更新时间',
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day: '天',
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hour: '时',
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minute: '分',
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second: '秒'
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},
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en: {
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htmlLang: 'en',
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pageTitle: 'OI Contest Schedule',
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heading: 'OI Contest Schedule',
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upcomingTitle: 'Upcoming Contests',
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finishedTitle: 'Finished Contests',
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loadError: 'Contest data is temporarily unavailable. Please try again later.',
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finishedLoadError: 'Finished contest data is temporarily unavailable. Please try again later.',
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emptyUpcoming: 'No upcoming contests.',
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emptyFinished: 'No recently finished contests.',
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ended: 'Ended',
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running: 'Running',
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timezoneLabel: 'Time zone',
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lastUpdatedLabel: 'Last updated',
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day: 'd',
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hour: 'h',
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minute: 'm',
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second: 's'
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}
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};
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function normalizeLanguage(lang) {
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lang = (lang || '').toLowerCase();
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if (lang.startsWith('zh')) return 'zh';
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if (lang.startsWith('en')) return 'en';
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return 'en';
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}
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function detectLanguage() {
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// 优先使用 VS Code 语言设置
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const configLang = vscode.env.language;
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return normalizeLanguage(configLang);
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}
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function detectTimezone() {
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// 从配置读取，若为空则尝试系统时区
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const config = vscode.workspace.getConfiguration('oiContestSchedule');
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const configuredTz = config.get('timezone', '');
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if (configuredTz) {
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try {
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// 验证时区是否有效
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new Intl.DateTimeFormat('en', { timeZone: configuredTz });
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return configuredTz;
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} catch (e) {
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console.warn(`Invalid timezone: ${configuredTz}, falling back to system timezone.`);
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}
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}
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// 自动检测系统时区
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try {
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return Intl.DateTimeFormat().resolvedOptions().timeZone;
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} catch (e) {
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return 'UTC';
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}
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}
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// 获取远程 JSON（支持 http/https，带缓存）
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function fetchWithCache(url, cacheMinutes) {
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return new Promise((resolve, reject) => {
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const cacheFile = path.join(__dirname, '.cache', 'contests.json');
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const cacheDir = path.dirname(cacheFile);
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// 检查缓存
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if (cacheMinutes > 0 && fs.existsSync(cacheFile)) {
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const stat = fs.statSync(cacheFile);
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const ageMinutes = (Date.now() - stat.mtimeMs) / 60000;
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if (ageMinutes < cacheMinutes) {
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fs.readFile(cacheFile, 'utf8', (err, data) => {
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if (!err) return resolve(data);
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});
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return;
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}
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}
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// 发起请求
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const client = url.startsWith('https') ? https : http;
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const req = client.get(url, (res) => {
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if (res.statusCode !== 200) {
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reject(new Error(`HTTP ${res.statusCode}`));
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return;
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}
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let rawData = '';
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res.on('data', chunk => rawData += chunk);
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res.on('end', () => {
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// 尝试解析 JSON 验证
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try {
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JSON.parse(rawData);
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// 写入缓存
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if (cacheMinutes > 0) {
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fs.mkdirSync(cacheDir, { recursive: true });
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fs.writeFile(cacheFile, rawData, err => {});
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}
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resolve(rawData);
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} catch (e) {
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// JSON 无效，尝试读取旧缓存
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if (fs.existsSync(cacheFile)) {
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fs.readFile(cacheFile, 'utf8', (err, data) => resolve(data));
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} else {
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reject(e);
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}
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}
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});
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});
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req.on('error', (err) => {
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// 网络错误，尝试读旧缓存
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if (fs.existsSync(cacheFile)) {
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fs.readFile(cacheFile, 'utf8', (readErr, data) => {
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if (!readErr) resolve(data);
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else reject(err);
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});
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} else {
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reject(err);
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}
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});
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req.setTimeout(20000, () => req.destroy());
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});
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}
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function parseContestPayload(json) {
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const data = JSON.parse(json);
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if (!data || typeof data !== 'object') return null;
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let contests = [];
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let generatedAt = 0;
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if (Array.isArray(data.contests)) {
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contests = data.contests;
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generatedAt = data.generated_at || 0;
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} else if (Array.isArray(data)) {
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contests = data;
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} else {
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return null;
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}
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return { contests, generatedAt };
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}
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function splitContests(all) {
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const upcoming = [];
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const finished = [];
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for (const c of all) {
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if (c.status === 'finished') finished.push(c);
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else upcoming.push(c);
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}
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upcoming.sort((a, b) => (a.start_time || 0) - (b.start_time || 0));
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finished.sort((a, b) => (a.end_time || 0) - (b.end_time || 0));
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return { upcoming, finished };
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}
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function getWebviewContent(webview, context, payload) {
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const { contests, generatedAt } = payload;
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const lang = detectLanguage();
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const t = translations[lang];
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const timezone = detectTimezone();
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// 将数据注入到 HTML 中
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const dataScript = `
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window.contestsData = ${JSON.stringify(contests)};
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window.generatedAt = ${JSON.stringify(generatedAt)};
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window.translations = ${JSON.stringify(t)};
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window.serverLanguage = ${JSON.stringify(lang)};
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window.serverTimezone = ${JSON.stringify(timezone)};
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`;
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// 读取 webview.html 并替换占位符
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const htmlPath = path.join(context.extensionPath, 'media', 'webview.html');
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const html = fs.readFileSync(htmlPath, 'utf8');
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return html.replace('<!-- DATA_SCRIPT -->', `<script>${dataScript}</script>`);
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}
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function activate(context) {
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console.log('OI Contest Schedule extension activated');
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let disposable = vscode.commands.registerCommand('oiContestSchedule.show', async () => {
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// 创建 Webview Panel
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const panel = vscode.window.createWebviewPanel(
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'oiContestSchedule',
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'OI Contest Schedule',
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vscode.ViewColumn.One,
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{
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enableScripts: true,
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localResourceRoots: [vscode.Uri.file(path.join(context.extensionPath, 'media'))]
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}
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);
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// 设置初始内容
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const config = vscode.workspace.getConfiguration('oiContestSchedule');
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const jsonUrl = config.get('jsonUrl', 'https://raw.githubusercontent.com/hanyixuanten/OI-contest-fetch/master/contests_all.json');
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const cacheMinutes = config.get('cacheMinutes', 5);
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panel.webview.html = '<p>Loading...</p>';
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try {
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const json = await fetchWithCache(jsonUrl, cacheMinutes);
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const payload = parseContestPayload(json);
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if (!payload) throw new Error('Invalid JSON payload');
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const { upcoming, finished } = splitContests(payload.contests);
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const data = {
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contests: { upcoming, finished },
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generatedAt: payload.generatedAt
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};
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panel.webview.html = getWebviewContent(panel.webview, context, data);
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} catch (err) {
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vscode.window.showErrorMessage(`Failed to load contest data: ${err.message}`);
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panel.webview.html = `<p>Error loading data.</p>`;
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}
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// 监听配置变化，自动刷新
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const configListener = vscode.workspace.onDidChangeConfiguration(e => {
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if (e.affectsConfiguration('oiContestSchedule')) {
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// 简化：提示用户重新打开
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vscode.window.showInformationMessage('OI Contest Schedule configuration changed. Please reopen the view.');
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}
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});
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panel.onDidDispose(() => {
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configListener.dispose();
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});
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});
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context.subscriptions.push(disposable);
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}
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function deactivate() {}
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module.exports = {
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activate,
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deactivate
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}; |