commit 3eadb2540b34470e545e446aeb8d8cb2f2fe8456
Author: hanyixuanten <105723997+hanyixuanten@users.noreply.github.com>
Date: Tue Aug 25 20:51:48 2026 +0800
init
diff --git a/extension.js b/extension.js
new file mode 100644
index 0000000..a09d87a
--- /dev/null
+++ b/extension.js
@@ -0,0 +1,252 @@
+const vscode = require('vscode');
+const fs = require('fs');
+const path = require('path');
+const https = require('https');
+const http = require('http');
+
+// 本地化翻译表（与 PHP 版本一致）
+const translations = {
+ zh: {
+ htmlLang: 'zh-CN',
+ pageTitle: '信息竞赛日程',
+ heading: '信息竞赛日程',
+ upcomingTitle: '即将到来的信息竞赛',
+ finishedTitle: '已结束的信息竞赛',
+ loadError: '暂时无法加载赛事数据，请稍后再试。',
+ finishedLoadError: '暂时无法加载已结束赛事数据，请稍后再试。',
+ emptyUpcoming: '暂无即将开始的赛事。',
+ emptyFinished: '暂无最近结束的赛事。',
+ ended: '已结束',
+ running: '进行中',
+ timezoneLabel: '时区',
+ lastUpdatedLabel: '最后更新时间',
+ day: '天',
+ hour: '时',
+ minute: '分',
+ second: '秒'
+ },
+ en: {
+ htmlLang: 'en',
+ pageTitle: 'OI Contest Schedule',
+ heading: 'OI Contest Schedule',
+ upcomingTitle: 'Upcoming Contests',
+ finishedTitle: 'Finished Contests',
+ loadError: 'Contest data is temporarily unavailable. Please try again later.',
+ finishedLoadError: 'Finished contest data is temporarily unavailable. Please try again later.',
+ emptyUpcoming: 'No upcoming contests.',
+ emptyFinished: 'No recently finished contests.',
+ ended: 'Ended',
+ running: 'Running',
+ timezoneLabel: 'Time zone',
+ lastUpdatedLabel: 'Last updated',
+ day: 'd',
+ hour: 'h',
+ minute: 'm',
+ second: 's'
+ }
+};
+
+function normalizeLanguage(lang) {
+ lang = (lang || '').toLowerCase();
+ if (lang.startsWith('zh')) return 'zh';
+ if (lang.startsWith('en')) return 'en';
+ return 'en';
+}
+
+function detectLanguage() {
+ // 优先使用 VS Code 语言设置
+ const configLang = vscode.env.language;
+ return normalizeLanguage(configLang);
+}
+
+function detectTimezone() {
+ // 从配置读取，若为空则尝试系统时区
+ const config = vscode.workspace.getConfiguration('oiContestSchedule');
+ const configuredTz = config.get('timezone', '');
+ if (configuredTz) {
+ try {
+ // 验证时区是否有效
+ new Intl.DateTimeFormat('en', { timeZone: configuredTz });
+ return configuredTz;
+ } catch (e) {
+ console.warn(`Invalid timezone: ${configuredTz}, falling back to system timezone.`);
+ }
+ }
+ // 自动检测系统时区
+ try {
+ return Intl.DateTimeFormat().resolvedOptions().timeZone;
+ } catch (e) {
+ return 'UTC';
+ }
+}
+
+// 获取远程 JSON（支持 http/https，带缓存）
+function fetchWithCache(url, cacheMinutes) {
+ return new Promise((resolve, reject) => {
+ const cacheFile = path.join(__dirname, '.cache', 'contests.json');
+ const cacheDir = path.dirname(cacheFile);
+
+ // 检查缓存
+ if (cacheMinutes > 0 && fs.existsSync(cacheFile)) {
+ const stat = fs.statSync(cacheFile);
+ const ageMinutes = (Date.now() - stat.mtimeMs) / 60000;
+ if (ageMinutes < cacheMinutes) {
+ fs.readFile(cacheFile, 'utf8', (err, data) => {
+ if (!err) return resolve(data);
+ });
+ return;
+ }
+ }
+
+ // 发起请求
+ const client = url.startsWith('https') ? https : http;
+ const req = client.get(url, (res) => {
+ if (res.statusCode !== 200) {
+ reject(new Error(`HTTP ${res.statusCode}`));
+ return;
+ }
+ let rawData = '';
+ res.on('data', chunk => rawData += chunk);
+ res.on('end', () => {
+ // 尝试解析 JSON 验证
+ try {
+ JSON.parse(rawData);
+ // 写入缓存
+ if (cacheMinutes > 0) {
+ fs.mkdirSync(cacheDir, { recursive: true });
+ fs.writeFile(cacheFile, rawData, err => {});
+ }
+ resolve(rawData);
+ } catch (e) {
+ // JSON 无效，尝试读取旧缓存
+ if (fs.existsSync(cacheFile)) {
+ fs.readFile(cacheFile, 'utf8', (err, data) => resolve(data));
+ } else {
+ reject(e);
+ }
+ }
+ });
+ });
+ req.on('error', (err) => {
+ // 网络错误，尝试读旧缓存
+ if (fs.existsSync(cacheFile)) {
+ fs.readFile(cacheFile, 'utf8', (readErr, data) => {
+ if (!readErr) resolve(data);
+ else reject(err);
+ });
+ } else {
+ reject(err);
+ }
+ });
+ req.setTimeout(20000, () => req.destroy());
+ });
+}
+
+function parseContestPayload(json) {
+ const data = JSON.parse(json);
+ if (!data || typeof data !== 'object') return null;
+ let contests = [];
+ let generatedAt = 0;
+ if (Array.isArray(data.contests)) {
+ contests = data.contests;
+ generatedAt = data.generated_at || 0;
+ } else if (Array.isArray(data)) {
+ contests = data;
+ } else {
+ return null;
+ }
+ return { contests, generatedAt };
+}
+
+function splitContests(all) {
+ const upcoming = [];
+ const finished = [];
+ for (const c of all) {
+ if (c.status === 'finished') finished.push(c);
+ else upcoming.push(c);
+ }
+ upcoming.sort((a, b) => (a.start_time || 0) - (b.start_time || 0));
+ finished.sort((a, b) => (a.end_time || 0) - (b.end_time || 0));
+ return { upcoming, finished };
+}
+
+function getWebviewContent(webview, context, payload) {
+ const { contests, generatedAt } = payload;
+ const lang = detectLanguage();
+ const t = translations[lang];
+ const timezone = detectTimezone();
+
+ // 将数据注入到 HTML 中
+ const dataScript = `
+ window.contestsData = ${JSON.stringify(contests)};
+ window.generatedAt = ${JSON.stringify(generatedAt)};
+ window.translations = ${JSON.stringify(t)};
+ window.serverLanguage = ${JSON.stringify(lang)};
+ window.serverTimezone = ${JSON.stringify(timezone)};
+ `;
+
+ // 读取 webview.html 并替换占位符
+ const htmlPath = path.join(context.extensionPath, 'media', 'webview.html');
+ const html = fs.readFileSync(htmlPath, 'utf8');
+ return html.replace('', ``);
+}
+
+function activate(context) {
+ console.log('OI Contest Schedule extension activated');
+
+ let disposable = vscode.commands.registerCommand('oiContestSchedule.show', async () => {
+ // 创建 Webview Panel
+ const panel = vscode.window.createWebviewPanel(
+ 'oiContestSchedule',
+ 'OI Contest Schedule',
+ vscode.ViewColumn.One,
+ {
+ enableScripts: true,
+ localResourceRoots: [vscode.Uri.file(path.join(context.extensionPath, 'media'))]
+ }
+ );
+
+ // 设置初始内容
+ const config = vscode.workspace.getConfiguration('oiContestSchedule');
+ const jsonUrl = config.get('jsonUrl', 'https://raw.githubusercontent.com/hanyixuanten/OI-contest-fetch/master/contests_all.json');
+ const cacheMinutes = config.get('cacheMinutes', 5);
+
+ panel.webview.html = 'Loading...
';
+
+ try {
+ const json = await fetchWithCache(jsonUrl, cacheMinutes);
+ const payload = parseContestPayload(json);
+ if (!payload) throw new Error('Invalid JSON payload');
+ const { upcoming, finished } = splitContests(payload.contests);
+ const data = {
+ contests: { upcoming, finished },
+ generatedAt: payload.generatedAt
+ };
+ panel.webview.html = getWebviewContent(panel.webview, context, data);
+ } catch (err) {
+ vscode.window.showErrorMessage(`Failed to load contest data: ${err.message}`);
+ panel.webview.html = `Error loading data.
`;
+ }
+
+ // 监听配置变化，自动刷新
+ const configListener = vscode.workspace.onDidChangeConfiguration(e => {
+ if (e.affectsConfiguration('oiContestSchedule')) {
+ // 简化：提示用户重新打开
+ vscode.window.showInformationMessage('OI Contest Schedule configuration changed. Please reopen the view.');
+ }
+ });
+
+ panel.onDidDispose(() => {
+ configListener.dispose();
+ });
+ });
+
+ context.subscriptions.push(disposable);
+}
+
+function deactivate() {}
+
+module.exports = {
+ activate,
+ deactivate
+};
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diff --git a/media/webview.html b/media/webview.html
new file mode 100644
index 0000000..7fdd08a
--- /dev/null
+++ b/media/webview.html
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+
+
+
+
+
+ OI Contest Schedule
+
+
+
+
+
+
+
+
+
+
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diff --git a/package.json b/package.json
new file mode 100644
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--- /dev/null
+++ b/package.json
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+{
+ "name": "oi-contest-schedule",
+ "displayName": "OI Contest Schedule",
+ "description": "View upcoming and finished OI contests in VS Code",
+ "version": "1.0.0",
+ "publisher": "your-name",
+ "engines": {
+ "vscode": "^1.60.0"
+ },
+ "categories": ["Other"],
+ "activationEvents": [],
+ "main": "./extension.js",
+ "contributes": {
+ "commands": [
+ {
+ "command": "oiContestSchedule.show",
+ "title": "OI Contest Schedule: Show"
+ }
+ ],
+ "configuration": {
+ "title": "OI Contest Schedule",
+ "properties": {
+ "oiContestSchedule.jsonUrl": {
+ "type": "string",
+ "default": "https://raw.githubusercontent.com/hanyixuanten/OI-contest-fetch/master/contests_all.json",
+ "description": "URL of the contests JSON feed"
+ },
+ "oiContestSchedule.cacheMinutes": {
+ "type": "number",
+ "default": 5,
+ "minimum": 0,
+ "description": "Cache lifetime in minutes (0 to disable cache)"
+ },
+ "oiContestSchedule.timezone": {
+ "type": "string",
+ "default": "",
+ "description": "Timezone (IANA name, e.g. Asia/Shanghai). Leave empty to auto-detect from system."
+ }
+ }
+ }
+ }
+}
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