branch-deletion-pr-processing.yml

name: Branch Deletion Phase Two (PR Processing)
on:
  pull_request:
    types:
      - closed
    branches:
      - 'development'
    paths:
      - '**.branchreport'
permissions:
  contents: write
jobs:
  delete-branches-and-cleanup:
    if: |
      github.event.pull_request.merged == true &&
      startsWith(github.event.pull_request.title, '[AUTO] Branch Deletion Candidates')
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          token: ${{ secrets.GITHUB_TOKEN }}
          ref: ${{ github.event.repository.default_branch }}
      - name: Delete branch report file
        run: |
          # Check if file exists and delete it
          if [ -f "branch-report.branchreport" ]; then
            # Configure Git with your username
            git config --global user.name "github-actions[bot]"
            git config --global user.email "41898282+github-actions[bot]@users.noreply.github.com" 

            git rm branch-report.branchreport
            git commit -m "Remove temporary branch report file"
            git push
            echo "Removed branch-report.branchreport file"
          else
            echo "branch-report.branchreport file not found"
          fi
      - name: Extract branches and delete
        env:
          PR_BODY: ${{ github.event.pull_request.body }}
        run: |
          echo "PR Body Content:"
          echo "$PR_BODY"
          echo "-----------------------------------"

          echo "Extracting branch names for deletion..."

          # Extract lines between the markers using awk
          DELETION_LIST=$(echo "$PR_BODY" | awk '
            BEGIN { print_lines = 0; }
            /Branches for deletion/ { print_lines = 1; next; }
            /Branches not eligible for deletion/ { print_lines = 0; }
            print_lines == 1 && !/^```/ && NF > 0 {
              print $1;
            }
          ')

          echo "Branches identified for deletion:"
          echo "$DELETION_LIST"
          echo "-----------------------------------"

          if [ -z "$DELETION_LIST" ]; then
            echo "No branches found for deletion"
            exit 0
          fi
          # Configure Git with your username
          git config --global user.name "github-actions[bot]"
          git config --global user.email "41898282+github-actions[bot]@users.noreply.github.com" 

          # Process each branch
          echo "$DELETION_LIST" | while read -r BRANCH; do
            # Skip empty lines
            [ -z "$BRANCH" ] && continue

            echo "Processing branch: '$BRANCH'"

            # Final protection check
            branch_lower=$(echo "$BRANCH" | tr '[:upper:]' '[:lower:]')
            if [[ $branch_lower =~ (backup|development|main|master|production) ]]; then
              echo "Skipping protected branch: $BRANCH"
              continue
            fi
            echo "Attempting to delete branch: $BRANCH"
            # Check if branch exists before trying to delete
            if git ls-remote --heads origin "$BRANCH" | grep -q "$BRANCH"; then
              echo "Branch exists, proceeding with deletion"
              git push origin --delete "$BRANCH" || {
                echo "Failed to delete branch: $BRANCH"
                echo "Error code: $?"
              }
            else
              echo "Branch $BRANCH does not exist or is not accessible"
            fi
          done