cleanup.yaml

name: "Cleanup"

on:
  delete:

jobs:
  # Clean up temporary releases / tags for deleted branches
  cleanup:
    name: "Cleanup '${{ github.event.ref }}'"
    runs-on: ubuntu-latest
    # Only run for branch deletions, not tag deletions
    if: github.event.ref_type == 'branch'
    
    steps:
    - name: Checkout repository
      uses: actions/checkout@v5

    - name: Determine deleted branch name
      id: branch
      run: |
        deleted_branch="${{ github.event.ref }}"
        echo "Deleted branch: $deleted_branch"
        
        # Generate the expected tag name using the same logic as build.yaml
        safe_branch=$(echo "$deleted_branch" | sed 's/[^a-zA-Z0-9._-]/-/g')
        expected_tag="gh-${safe_branch}-unstable"
        
        echo "Expected release tag: $expected_tag"
        echo "deleted_branch=$deleted_branch" >> $GITHUB_OUTPUT
        echo "expected_tag=$expected_tag" >> $GITHUB_OUTPUT

    - name: Check if release exists
      id: check_release
      run: |
        expected_tag="${{ steps.branch.outputs.expected_tag }}"
        
        echo "Checking if release exists for tag: $expected_tag"
        
        release_data=$(curl -s -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
          "https://api.github.com/repos/${{ github.repository }}/releases/tags/$expected_tag")
        
        if echo "$release_data" | jq -e '.id' > /dev/null; then
          release_id=$(echo "$release_data" | jq -r '.id')
          echo "Found release with ID: $release_id"
          echo "release_exists=true" >> $GITHUB_OUTPUT
          echo "release_id=$release_id" >> $GITHUB_OUTPUT
          
          # Store asset information for deletion
          echo "assets_data<<EOF" >> $GITHUB_OUTPUT
          echo "$release_data" | jq -r '.assets[] | "\(.id) \(.name)"' >> $GITHUB_OUTPUT
          echo "EOF" >> $GITHUB_OUTPUT
        else
          echo "No release found for tag: $expected_tag"
          echo "release_exists=false" >> $GITHUB_OUTPUT
        fi

    - name: Delete release assets
      if: steps.check_release.outputs.release_exists == 'true'
      run: |
        expected_tag="${{ steps.branch.outputs.expected_tag }}"
        echo "Deleting assets for release: $expected_tag"
        
        # Read assets data and delete each asset
        while IFS= read -r line; do
          if [ -n "$line" ]; then
            asset_id=$(echo "$line" | cut -d' ' -f1)
            asset_name=$(echo "$line" | cut -d' ' -f2-)
            
            echo "Deleting asset: $asset_name (id: $asset_id)"
            curl -s -X DELETE \
              -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
              "https://api.github.com/repos/${{ github.repository }}/releases/assets/$asset_id"
          fi
        done <<< "${{ steps.check_release.outputs.assets_data }}"

    - name: Delete release
      if: steps.check_release.outputs.release_exists == 'true'
      run: |
        expected_tag="${{ steps.branch.outputs.expected_tag }}"
        release_id="${{ steps.check_release.outputs.release_id }}"
        
        echo "Deleting release: $expected_tag (id: $release_id)"
        curl -s -X DELETE \
          -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
          "https://api.github.com/repos/${{ github.repository }}/releases/$release_id"

    - name: Delete tag
      run: |
        echo "Deleting tag: ${{ steps.branch.outputs.expected_tag }}"
        git push --delete origin "${{ steps.branch.outputs.expected_tag }}"