Initalize

node_modules/@lando/vitepress-theme-default-plus/node/normalize-frontmatter.js

@@ -0,0 +1,63 @@
+import {existsSync, lstatSync} from 'node:fs';
+import {resolve} from 'node:path';
+
+import sortBy from 'lodash-es/sortBy.js';
+import uniq from 'lodash-es/uniq.js';
+import Debug from 'debug';
+
+import {default as getTimestamp} from '../utils/get-timestamp.js';
+
+export default async function(pageData, {
+  siteConfig,
+  debug = Debug('@lando/normalize-frontmatter'),  // eslint-disable-line
+} = {}) {
+  debug = debug.extend(`${pageData.relativePath}`);
+  const {frontmatter, relativePath} = pageData;
+
+  // use lastUpdated for date if its there
+  if (!frontmatter.date && Number.isInteger(pageData.lastUpdated)) frontmatter.date = pageData.lastUpdated;
+
+  // if we still dont have a date then we need to discover with git
+  if (!frontmatter.date
+    && existsSync(resolve(siteConfig.srcDir, relativePath))
+    && lstatSync(resolve(siteConfig.srcDir, relativePath)).isFile()
+    ) {
+    frontmatter.date = await getTimestamp(resolve(siteConfig.srcDir, relativePath), {debug});
+  }
+
+  // standardize some date info
+  const date = new Date(frontmatter.date);
+  pageData.timestamp = date.getTime();
+  pageData.datetime = date.toJSON();
+
+  // prefer authors over author
+  if (frontmatter.authors === undefined && frontmatter.author !== undefined) {
+    pageData.frontmatter.authors = frontmatter.author;
+    delete pageData.frontmatter.author;
+  }
+
+  // prefer authors be an array
+  if (pageData.frontmatter.authors && !Array.isArray(pageData.frontmatter.authors)) {
+    pageData.frontmatter.authors = [pageData.frontmatter.authors];
+  }
+
+  // do a final check to make sure authors is at least an empty array
+  if (!pageData.frontmatter.authors) pageData.frontmatter.authors = [];
+
+  // consolidate it all into an array at frontmatter.tags
+  if (!frontmatter.tags) pageData.frontmatter.tags = [];
+  if (frontmatter.tags && typeof frontmatter.tags === 'string') pageData.frontmatter.tags = [pageData.frontmatter.tags];
+  if (frontmatter.tag && typeof frontmatter.tag === 'string') pageData.frontmatter.tags.push(pageData.frontmatter.tag);
+  if (Array.isArray(pageData.frontmatter.tag)) {
+    pageData.frontmatter.tags = pageData.frontmatter.tags.concat(pageData.frontmatter.tag);
+  }
+  delete pageData.frontmatter.tag;
+
+  // make sure tags are unique
+  if (Array.isArray(pageData.frontmatter.tags)) pageData.frontmatter.tags = sortBy(uniq((pageData.frontmatter.tags)));
+
+  // log
+  debug('normalized date information to %o', {date: frontmatter.date, timestamp: pageData.timestamp, datetime: pageData.datetime});
+  debug('normalized author information to %o', {authors: pageData.frontmatter.authors});
+  debug('normalized tags information to %o', {tags: pageData.frontmatter.tags});
+};