name: Cancel All PR Test Runs

on:
  workflow_dispatch:
    inputs:
      workflows:
        description: 'Space-separated list of workflow filenames to cancel'
        required: true
        type: string
        default: 'pr-test.yml'

permissions:
  actions: write   # Needed to cancel runs
  contents: read   # Needed to read repo info

jobs:
  cancel-pr-test:
    runs-on: ubuntu-latest
    steps:
      - name: Install GitHub CLI
        run: sudo apt-get install -y gh jq

      - name: Cancel all PR-associated runs for specified workflows
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          REPO: ${{ github.repository }}
        run: |
          # Read the space-separated string from the input into a bash array
          WORKFLOW_FILES=(${{ github.event.inputs.workflows }})

          echo "Targeting ${#WORKFLOW_FILES[@]} workflow(s): ${{ github.event.inputs.workflows }}"

          for workflow_file in "${WORKFLOW_FILES[@]}"; do
            echo "--- Checking workflow: $workflow_file ---"

            gh run list \
              --repo "$REPO" \
              --workflow "$workflow_file" \
              --json databaseId,status,event \
              --limit 1000 \
              | jq -r '.[] | select((.status=="in_progress" or .status=="queued" or .status=="waiting") and .event=="pull_request") | .databaseId' \
              | while read run_id; do
                  echo "Attempting to cancel run ID: $run_id for workflow: $workflow_file"

                  # The "|| echo ..." part prevents the script from crashing if cancellation fails
                  gh run cancel "$run_id" --repo "$REPO" || echo "⚠️ Could not cancel run $run_id (it may have already completed). Continuing..."
                done
          done