Create DemoPage.json #3
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| name: Build Blogs Metadata JSON | |
| on: | |
| push: | |
| paths: | |
| - "blogs/**/*.json" # Triggers when json files in 'blogs' folder change | |
| workflow_dispatch: # Allows manual trigger from Actions tab | |
| permissions: | |
| contents: write | |
| jobs: | |
| build-metadata: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout main | |
| uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 0 # Required for git history to determine the date if needed | |
| - name: Generate JSON metadata | |
| run: | | |
| node <<'EOF' | |
| const fs = require("fs"); | |
| const path = require("path"); | |
| const { execSync } = require("child_process"); | |
| // CONFIGURATION | |
| const ROOT = "blogs"; // Target Directory | |
| const OUT = "blogs.json"; | |
| if (!fs.existsSync(ROOT)) { | |
| console.error(`Error: Directory "${ROOT}" not found.`); | |
| process.exit(1); | |
| } | |
| // Recursive directory walk | |
| function walk(dir) { | |
| return fs.readdirSync(dir).flatMap(f => { | |
| const p = path.join(dir, f); | |
| return fs.statSync(p).isDirectory() ? walk(p) : p; | |
| }).filter(f => f.toLowerCase().endsWith('.json')); | |
| } | |
| // Helper to get Git Date if 'Date' property is missing in JSON | |
| function getGitDate(file) { | |
| try { | |
| const res = execSync(`git log -1 --format=%aI -- "${file}"`).toString().trim(); | |
| return res ? res.slice(0, 10) : new Date().toISOString().slice(0, 10); | |
| } catch { | |
| return new Date().toISOString().slice(0, 10); | |
| } | |
| } | |
| const files = walk(ROOT); | |
| const blogsData =[]; | |
| console.log(`Processing ${files.length} JSON files...`); | |
| for (const file of files) { | |
| try { | |
| const content = fs.readFileSync(file, "utf8"); | |
| const json = JSON.parse(content); | |
| const fileName = path.basename(file); // Original Name of the JSON file | |
| const baseName = path.basename(file, path.extname(file)); // File name without extension | |
| // Safely extract categories | |
| const categoriesArray = Array.isArray(json.Categories) ? json.Categories :[]; | |
| // Build Output Structure (One line per attribute as requested) | |
| blogsData.push({ | |
| Article: json.Id || baseName, | |
| Name: json.Title || baseName, | |
| Desc: json.Desc || "", | |
| Url: fileName, | |
| Date: json.Date || getGitDate(file), | |
| Cat: categoriesArray, | |
| Status: json.Status || "Un" | |
| }); | |
| } catch (err) { | |
| console.error(`Skipping invalid JSON file: ${file} - ${err.message}`); | |
| } | |
| } | |
| // Sort descending by Date | |
| blogsData.sort((a, b) => new Date(b.Date) - new Date(a.Date)); | |
| const finalContent = JSON.stringify(blogsData, null, 2); | |
| fs.writeFileSync(OUT, finalContent); | |
| console.log(`Successfully generated ${OUT} with ${blogsData.length} entries.`); | |
| EOF | |
| - name: Deploy to Output Branch | |
| run: | | |
| cp blogs.json /tmp/blogs.json | |
| git config user.name "github-actions[bot]" | |
| git config user.email "github-actions[bot]@users.noreply.github.com" | |
| # Check and switch to output branch | |
| git fetch origin | |
| if git show-ref --verify --quiet refs/remotes/origin/output; then | |
| git checkout -f output | |
| git reset --hard origin/output | |
| else | |
| git checkout --orphan output | |
| fi | |
| # Remove all previous files in branch and copy over the new JSON | |
| git rm -rf . || true | |
| cp /tmp/blogs.json blogs.json | |
| git add blogs.json | |
| git commit -m "chore: update blogs JSON metadata [skip ci]" || echo "No changes to commit" | |
| git push origin output --force |