main.yml

name: Selectively Update and Commit Zipped Templates

on:
  push:
    branches:
      - main  # Triggers on pushes to the main branch

jobs:
  update_zips:
    runs-on: ubuntu-latest

    steps:
    - name: Checkout Repository
      uses: actions/checkout@v2
      with:
        fetch-depth: 2

    - name: Setup Environment
      run: sudo apt-get update && sudo apt-get install -y zip make texlive-full

    - name: Determine Changed Directories
      id: changed_dirs
      run: |
        git diff --name-only HEAD^ HEAD | grep '^.*\/' | xargs -L1 dirname | sort -u > changed_dirs.txt
        echo "changed_dirs=$(cat changed_dirs.txt)" >> $GITHUB_ENV

    - name: Compile and Zip Changed Templates
      run: |
        while read dir; do
          if [ -d "$dir" ] && [ -f "$dir/Makefile" ]; then
            (cd "$dir" && make zip")
            git add "*.zip"
          fi
        done < changed_dirs.txt

    - name: Commit and Push Changes
      if: env.changed_dirs != ''
      run: |
        git config --local user.email "action@github.com"
        git config --local user.name "GitHub Action"
        git commit -m "(feat) Automatically update zipped templates based on recent changes."
        git push