Improve breadcrumb and code block controls

2026-05-29 15:08:44 +08:00
parent cf2d5fc77b
commit eb73d41d35
7 changed files with 465 additions and 54 deletions
@@ -103,6 +103,72 @@ function renderPage({ title, nav, docTheme, customThemeHref, themes, initialThem
  });
 }

+function normalizeEntryName(name) {
+  return String(name)
+    .replace(/\.(md|markdown)$/i, '')
+    .toLowerCase()
+    .replace(/[\s\-_.]+/g, '');
+}
+
+function selectDefaultFile(nav, rootDir) {
+  const rootFiles = Array.isArray(nav)
+    ? nav.filter((item) => item.type === 'file')
+    : [];
+
+  if (rootFiles.length === 0) {
+    return null;
+  }
+
+  const rootDirName = normalizeEntryName(path.basename(rootDir));
+  const matchers = [
+    (name) => name.includes('index'),
+    (name) => name.includes('首页'),
+    (name) => rootDirName && (name.includes(rootDirName) || rootDirName.includes(name)),
+    (name) => name.includes('readme')
+  ];
+
+  for (const matcher of matchers) {
+    const matched = rootFiles.find((item) => matcher(normalizeEntryName(item.name)));
+    if (matched) {
+      return matched.path;
+    }
+  }
+
+  return rootFiles[0].path;
+}
+
+function buildInitialContent(renderer, rootDir, relativeFilePath) {
+  if (!relativeFilePath) {
+    return null;
+  }
+
+  const fullPath = path.join(rootDir, relativeFilePath);
+  if (!fs.existsSync(fullPath)) {
+    return null;
+  }
+
+  const content = fs.readFileSync(fullPath, 'utf-8');
+  const env = { filePath: relativeFilePath };
+  const html = renderer.render(stripLeadingTitle(content), env);
+  const stats = fs.statSync(fullPath);
+  const match = content.match(/^#\s+(.+)$/m);
+  const fileName = path.basename(relativeFilePath);
+  const pageTitle = match ? match[1].trim() : fileName.replace(/\.(md|markdown)$/i, '');
+  const chineseChars = (content.match(/[\u4e00-\u9fff\u3400-\u4dbf\uf900-\ufaff]/g) || []).length;
+  const englishWords = (content.match(/[a-zA-Z0-9]+/g) || []).length;
+
+  return {
+    title: pageTitle,
+    html,
+    meta: {
+      created: stats.birthtime.toISOString(),
+      modified: stats.mtime.toISOString(),
+      wordCount: chineseChars + englishWords,
+      fileName
+    }
+  };
+}
+
 /**
 * Create and start the webook server
 */
@@ -205,37 +271,8 @@ function createServer(opts) {
  app.get('/', (req, res) => {
    try {
      const nav = scanDirectory(dir);
-      // Try to find a README.md or index.md as default
-      const defaultFiles = ['README.md', 'readme.md', 'index.md', 'INDEX.md'];
-      let initialContent = null;
-      let defaultFile = null;
-
-      for (const df of defaultFiles) {
-        const dfPath = path.join(dir, df);
-        if (fs.existsSync(dfPath)) {
-          defaultFile = df;
-          const content = fs.readFileSync(dfPath, 'utf-8');
-          const env = { filePath: df };
-          const html = renderer.render(stripLeadingTitle(content), env);
-          const stats = fs.statSync(dfPath);
-          const match = content.match(/^#\s+(.+)$/m);
-          const dfTitle = match ? match[1].trim() : df.replace(/\.md$/i, '');
-          const chineseChars = (content.match(/[\u4e00-\u9fff\u3400-\u4dbf\uf900-\ufaff]/g) || []).length;
-          const englishWords = (content.match(/[a-zA-Z0-9]+/g) || []).length;
-
-          initialContent = {
-            title: dfTitle,
-            html,
-            meta: {
-              created: stats.birthtime.toISOString(),
-              modified: stats.mtime.toISOString(),
-              wordCount: chineseChars + englishWords,
-              fileName: df
-            }
-          };
-          break;
-        }
-      }
+      const defaultFile = selectDefaultFile(nav, dir);
+      const initialContent = buildInitialContent(renderer, dir, defaultFile);

      res.send(renderPage({
        title,