feat: add performance audit script with Lighthouse

2026-03-06 10:02:58 +08:00
parent c4d135d37e
commit 0bedc7e023
2 changed files with 133 additions and 0 deletions
@@ -0,0 +1,33 @@
+const lighthouse = require('lighthouse');
+const chromeLauncher = require('chrome-launcher');
+const fs = require('fs');
+const path = require('path');
+
+async function runLighthouse(url, options = {}) {
+  const chrome = await chromeLauncher.launch({ chromeFlags: ['--headless'] });
+  options.port = chrome.port;
+
+  const runnerResult = await lighthouse(url, options);
+  await chrome.kill();
+
+  return runnerResult;
+}
+
+function generateReport(result, outputPath) {
+  const reportHtml = result.report;
+  fs.writeFileSync(outputPath, reportHtml);
+  return outputPath;
+}
+
+function extractMetrics(result) {
+  const categories = result.reportCategories;
+  return {
+    performance: categories.performance?.score * 100 || 0,
+    accessibility: categories.accessibility?.score * 100 || 0,
+    bestPractices: categories['best-practices']?.score * 100 || 0,
+    seo: categories.seo?.score * 100 || 0,
+    pwa: categories.pwa?.score * 100 || 0
+  };
+}
+
+module.exports = { runLighthouse, generateReport, extractMetrics };