name: PR AutoFix
on: [push]
jobs:
  PRAutoFix:
    runs-on: ubuntu-latest
    steps:
      # Cache bazel build
      - name: Get current time
        uses: srfrnk/current-time@master
        id: current-time
        with:
          format: YYYYWW
      - name: Cache bazel
        uses: actions/cache@v2
        env:
          cache-name: bazel-cache
        with:
          path: ~/.cache/bazel
          # formattedTime here is like 202132 - the year concatenated with the week
          # as this changes every week, we cycle to a new cache once per week.
          key: ${{ runner.os }}-${{ steps.current-time.outputs.formattedTime }}
      # Cancel current runs if they're still running
      # (saves processing on fast pushes)
      - name: Cancel Previous Runs
        uses: styfle/cancel-workflow-action@0.9.1
        with:
          access_token: ${{ github.token }}
      # Allow opt-out for some users
      - name: Should I Stay Or Should I Go
        uses: actions/github-script@v4
        id: check
        with:
          script: |
            // If you'd like not to run this code on your commits, add your github user id here:
            NO_AUTOFIX_USERS = []
            const { owner, repo } = context.repo
            if (NO_AUTOFIX_USERS.includes(context.actor)) {
              console.log('Cancelling');
              const run_id = "${{ github.run_id }}";
              await github.actions.cancelWorkflowRun({ owner, repo, run_id });
              return 'go';
            } else {
              return 'stay';
            }
      - name: Wait for cancellation
        run: sleep 60
        if: steps.check.outputs.result == 'go'
      - name: Should build?
        run: test "${{ steps.check.outputs.result }}" = "stay"
      # Setup to run sanity suite
      - name: Install Python Interpreter
        uses: actions/setup-python@v2
        with:
          python-version: 3.8
      - name: Install Python Packages
        run: |
          python -m pip install --upgrade pip
          pip install pyyaml mako virtualenv
          sudo apt-get install python-dev
      - name: Check out repository code
        uses: actions/checkout@v2
        with:
          submodules: True
          fetch-depth: 0
      # Run the things!
      - name: clang-tidy fixes
        run: ${{ github.workspace }}/tools/distrib/clang_tidy_code.sh --fix --only-changed || true
      - name: Run sanitize
        run: ${{ github.workspace }}/tools/distrib/sanitize.sh
      # Report back with a PR if things are broken
      - name: Create Pull Request
        uses: peter-evans/create-pull-request@v3
        with:
          delete-branch: true
          branch-suffix: short-commit-hash
          commit-message: "Automated change: Fix sanity tests"
          title: Automated fix for ${{ github.ref }}
          body: |
            PanCakes to the rescue!

            We noticed that our 'sanity' test was going to fail, but we think we can fix that automatically, so we put together this PR to do just that!

            If you'd like to opt-out of these PR's, add yourself to NO_AUTOFIX_USERS in .github/workflows/pr-auto-fix.yaml