name: Require Garnix CI Success

on:
  pull_request:
    types: [opened, synchronize, reopened, ready_for_review]
    branches:
      - main
  merge_group:

permissions:
  checks: read

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
  cancel-in-progress: true

jobs:
  evaluate-app-status:
    runs-on: ubuntu-latest
    steps:
      - name: Evaluate Checks
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          REPO: ${{ github.repository }}
          REF: ${{ github.head_ref }}
        run: |
          sleep 15

          status=''

          while [[ $status != 'completed' ]]; do
            check_suites=$(gh api \
              -H "Accept: application/vnd.github+json" \
              -H "X-GitHub-Api-Version: 2022-11-28" \
              "/repos/$REPO/commits/$REF/check-suites")

            status=$(echo "$check_suites" | jq -r '.check_suites | .[] | select(.app.name == "Garnix CI") | .status')
            sleep 15
          done

          conclusion=$(echo "$check_suites" | jq -r '.check_suites | .[] | select(.app.name == "Garnix CI") | .conclusion')

          case "$conclusion" in
            failure | timed_out | action_required | stale | startup_failure)
              echo "ERROR: Garnix CI concluded with $conclusion"
              exit 1
              ;;
            *)
              echo "INFO: Garnix CI concluded with $conclusion"
              ;;
          esac