Use helper

Author: cafca

patterns/library.11tydata.js

@@ -5,43 +5,7 @@ module.exports = {
   layout: "pattern",
   tags: "pattern",
   eleventyComputed: {
-    published: (data) => {
-      // Use git last modified date for the pattern source file in the library submodule
-      const { execSync } = require("child_process");
-      const path = require("path");
-
-      try {
-        // Get the pattern name from the input path
-        let filePath = data.page.inputPath;
-
-        // Extract pattern name from path like site/library/visual-hash/index.md
-        const pathParts = filePath.split("/");
-        const patternName = pathParts[pathParts.length - 2]; // Get the directory name before index.md
-
-        // Check git history in the library submodule for the original pattern file
-        const libraryPatternPath = `patterns/${patternName}/index.md`;
-        const workingDir = path.join(process.cwd(), "library");
-        const gitCommand = `git log -1 --format="%ci" -- "${libraryPatternPath}"`;
-
-        const result = execSync(gitCommand, {
-          cwd: workingDir,
-          encoding: "utf-8",
-        }).trim();
-
-        if (result) {
-          const date = new Date(result);
-          return date.toLocaleDateString("en-us");
-        }
-      } catch (error) {
-        console.warn(
-          `Could not get git date for pattern ${data.page.inputPath}:`,
-          error.message
-        );
-      }
-
-      // Fallback to file date
-      return data.page.date.toLocaleDateString("en-us");
-    },
+    published: (data) => data.helpers.publishedDate(data),
     relatedPatterns: (data) => data.helpers.relatedPatterns(data),
     categoryName: (data) => data.helpers.categoryName(data),
   },