name: Kernel-Checker

on: [push, pull_request]

jobs:
  kernel-checker:
    name: FreeRTOS Kernel Header Checks
    runs-on: ubuntu-20.04
    steps:
      # Install python 3
      - name: Tool Setup
        uses: actions/setup-python@v2
        with:
          python-version: 3.7.10
          architecture:   x64
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      # There is shared code, hosted by FreeRTOS/FreeRTOS, with deps needed by header checker
      - name: Checkout FreeRTOS Tools
        uses: actions/checkout@v2
        with:
          repository: FreeRTOS/FreeRTOS
          ref:  main
          path: tools

      # Checkout user pull request changes
      - name: Checkout Pull Request
        uses: actions/checkout@v2
        with:
          ref:  ${{ github.event.pull_request.head.sha }}
          path: inspect

      # Collect all affected files
      - name: Collecting changed files
        uses: lots0logs/gh-action-get-changed-files@2.1.4
        with:
          token: ${{ secrets.GITHUB_TOKEN }}

      # Run checks
      - name: Check File Headers
        run: |
          mv tools/.github/scripts/common inspect/.github/scripts
          pip install -r inspect/.github/scripts/common/requirements.txt
          cd inspect
          .github/scripts/kernel_checker.py --json ${HOME}/files_modified.json ${HOME}/files_added.json ${HOME}/files_renamed.json
          exit $?