name: PR Checks

on:
  push:
    branches: [main, releases/v*]
  pull_request:
    # Run checks on reopened draft PRs to support triggering PR checks on draft PRs that were opened
    # by other workflows.
    types: [opened, synchronize, reopened, ready_for_review]
  workflow_dispatch:

jobs:
  check-js:
    name: Check JS
    runs-on: ubuntu-latest
    timeout-minutes: 45

    strategy:
      matrix:
        node-types-version: [12.16, current]

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Lint
        run: npm run-script lint

      - name: Update version of @types/node
        if: matrix.node-types-version != 'current'
        env:
          NODE_TYPES_VERSION: ${{ matrix.node-types-version }}
        run: |
          # Export `NODE_TYPES_VERSION` so it's available to jq
          export NODE_TYPES_VERSION="${NODE_TYPES_VERSION}"
          contents=$(jq '.devDependencies."@types/node" = env.NODE_TYPES_VERSION' package.json)
          echo "${contents}" > package.json
          # Usually we run `npm install` on macOS to ensure that we pick up macOS-only dependencies.
          # However we're not checking in the updated lockfile here, so it's fine to run
          # `npm install` on Linux.
          npm install

          if [ ! -z "$(git status --porcelain)" ]; then
            git config --global user.email "github-actions@github.com"
            git config --global user.name "github-actions[bot]"
            # The period in `git add --all .` ensures that we stage deleted files too.
            git add --all .
            git commit -m "Use @types/node=${NODE_TYPES_VERSION}"
          fi

      - name: Check generated JS
        run: .github/workflows/script/check-js.sh

  check-node-modules:
    name: Check modules up to date
    runs-on: macos-latest
    timeout-minutes: 45

    steps:
      - uses: actions/checkout@v4
      - name: Check node modules up to date
        run: .github/workflows/script/check-node-modules.sh

  check-file-contents:
    name: Check file contents
    runs-on: ubuntu-latest
    timeout-minutes: 45

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: 3.11

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          # When updating this, update the autogenerated code header in `sync.py` too.
          pip install ruamel.yaml==0.17.31

      # Ensure the generated PR check workflows are up to date.
      - name: Verify PR checks up to date
        run: .github/workflows/script/verify-pr-checks.sh

  npm-test:
    name: Unit Test
    needs: [check-js, check-node-modules]
    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest]
    runs-on: ${{ matrix.os }}
    timeout-minutes: 45

    steps:
      - name: Setup Python on MacOS
        uses: actions/setup-python@v4
        if: |
          matrix.os == 'macos-latest' && (
          matrix.version == 'stable-20220908' ||
          matrix.version == 'stable-20221211' ||
          matrix.version == 'stable-20230418' ||
          matrix.version == 'stable-v2.13.5' ||
          matrix.version == 'stable-v2.14.6')
        with:
          python-version: '3.11'

      - uses: actions/checkout@v4
      - name: npm test
        run: |
          # Run any commands referenced in package.json using Bash, otherwise
          # we won't be able to find them on Windows.
          npm config set script-shell bash
          npm test