update_last_modified.yml

name: Update Last Modified Date

on:
  push:
    branches:
      - blog
  workflow_dispatch:

jobs:
  updateLastModified:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: '3.3'

      - name: Install dependencies
        run: bundle install

      - name: Update last_modified_at field
        run: |
          posts_dir="_posts"
          for post_path in $(find "$posts_dir" -name "*.md"); do
            commit_count=$(git rev-list --count HEAD "$post_path")
            last_modified=$(git log -1 --pretty="%ad" --date=format:'%Y-%m-%d %H:%M %z' "$post_path" | xargs)
            content=$(cat "$post_path")

            if [[ "$content" =~ ^date:\ (.+) ]]; then
              if [[ "$content" =~ ^last_modified_at: ]]; then
                sed -i "s/^last_modified_at:.*/last_modified_at: $last_modified/" "$post_path"
              elif [[ $commit_count -gt 1 ]]; then
                sed -i "/^date: /a last_modified_at: $last_modified" "$post_path"
              fi
            fi
          done

      - name: Commit changes
        run: |
          git config --global user.name "GitHub Action"
          git config --global user.email "action@github.com"
          git add _posts/*.md
          git commit -m "Update last_modified_at field in posts" || echo "No changes to commit"

  deployToCloudflare:
    runs-on: ubuntu-latest
    needs: updateLastModified  # Ensure this runs after the updateLastModified job

    steps:
      - name: Push changes
        run: git push origin blog
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          apiToken: ${{ secrets.CF_API_TOKEN }}
          accountId: ${{ secrets.CF_ACCOUNT_ID }}
          projectName: "stevehoang"
          directory: "_site"