name: format code
on:
  pull_request:

jobs:
  format-code:
    name: Format Code
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
        with:
          submodules: 'recursive'

      - name: set up JDK 17
        uses: actions/setup-java@03ad4de0992f5dab5e18fcb136590ce7c4a0ac95 # v5
        with:
          distribution: 'temurin'
          java-version: '17'

      - name: Setup Gradle
        uses: gradle/actions/setup-gradle@3f131e8634966bd73d06cc69884922b02e6faf92 # v6.2.0
        with:
          cache-encryption-key: ${{ secrets.GRADLE_ENCRYPTION_KEY }}

      - name: Format with spotlessApply
        run: ./gradlew spotlessApply

      # actions/checkout fetches only a single commit in a detached HEAD state. Therefore
      # we need to pass the current branch, otherwise we can't commit the changes.
      # GITHUB_HEAD_REF is the name of the head branch. GitHub Actions only sets this for PRs.
      - name: Commit Formatted Code
        run: ./scripts/commit-formatted-code.sh $GITHUB_HEAD_REF