name: Simple Mirror to GitHub

on:
  push:
    branches:
      - master

jobs:
  mirror:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0  # Fetch full history for complete mirror
          # token: ${{ secrets.GITEA_TOKEN }}

      - name: Push to GitHub
        run: |
          # Configure git
          git config --global user.name "Gitea Mirror Bot"
          git config --global user.email "noreply@gitea.local"

          # Create mirror README
          cat > README.md << 'EOF'

          # 🪞 GitHub Mirror
          
          This is an automated mirror of the repository hosted on [GitGud.foo/xbazzi/ansible-on-prem](https://gitgud.foo/xbazzi/ansible-on-prem).
          
          **⚠️ This is a read-only mirror - do not create issues or pull requests here.**
          
          ## 🏠 Original Repository
          
          Please visit the [original](https://gitgud.foo/xbazzi/ansible-on-prem) repository for:
          - 📝 Issues and bug reports
          - 🔄 Pull requests and contributions
          - 📋 Project documentation
          - 💬 Discussions
          
          ---
          
          *This mirror is automatically updated when changes are pushed to the master branch.*
          EOF

          # Stage and commit the new README
          git add README.md
          if git diff --staged --quiet; then
            echo "No changes to README, skipping commit"
          else
            git commit -m "Update README for GitHub mirror"
          fi

          # Add remote
          git remote add github https://${{ secrets.GH_TOKEN }}@github.com/xbazzi/ansible-on-prem.git

          # Check if GitHub repo is empty
          if git ls-remote --heads github | grep -q refs/heads/; then
            echo "GitHub repo has branches, doing full mirror"
            git push github --all --force
            git push github --tags --force
          else
            echo "GitHub repo is empty, pushing master branch first"
            git push github master
            # After master is established, push other branches and tags
            git push github --all --force || echo "No additional branches to push"
            git push github --tags --force || echo "No tags to push"
          fi
      - name: Debug git state
        run: |
          git log --oneline -5
          git branch -a
          git remote -v