name: Cancel runs

on:
  delete:
  pull_request:
    types:
      - closed

permissions:
  actions: write

jobs:
  cancel:
    name: Cancel the runs of a closed branch
    runs-on: ubuntu-latest
    if: github.event_name == 'pull_request' || github.event.ref_type == 'branch'

    steps:
      - name: Cancel every queued or running workflow of the branch
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          GH_REPO: ${{ github.repository }}
          BRANCH: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.ref || github.event.ref }}
        run: |
          set -euo pipefail
          gh run list --branch "${BRANCH}" --limit 100 \
            --json databaseId,status \
            --jq '.[] | select(.status != "completed") | .databaseId' \
            | sed "/^${GITHUB_RUN_ID}$/d" \
            | xargs -r -n1 gh run cancel