name: Linters

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]

  workflow_dispatch:

jobs:

  docker-lint:
    if: ${{ !github.event.act }} # skip during local actions testing
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@v3
      - uses: hadolint/hadolint-action@v3.1.0
        with:
          recursive: true
          ignore: DL3041

  python-lint:
    runs-on: ubuntu-20.04

    strategy:
      fail-fast: false
      matrix:
        python-version: ["3.6", "3.7", "3.8", "3.9", "3.10"]

    steps:
      - name: "CHECKOUT: nvme-stas"
        uses: actions/checkout@v3

      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v4
        with:
          python-version: ${{ matrix.python-version }}

#      - name: "UPGRADE: existing packages"
#        run: |
#          sudo apt-get update --yes --quiet || true
#          sudo apt-get upgrade --yes --quiet || true

      - name: "INSTALL: additional packages"
        run: |
          sudo apt-get install --yes --quiet python3-pip || true
          sudo apt-get install --yes --quiet cmake || true
          sudo apt-get install --yes --quiet libgirepository1.0-dev || true
          sudo apt-get install --yes --quiet libsystemd-dev || true
          sudo apt-get install --yes --quiet python3-systemd || true
          sudo python3 -m pip install --upgrade pip
          sudo python3 -m pip install --upgrade wheel
          sudo python3 -m pip install --upgrade meson
          sudo python3 -m pip install --upgrade ninja
          python3 -m pip install --upgrade dasbus
          python3 -m pip install --upgrade pylint
          python3 -m pip install --upgrade pyflakes
          python3 -m pip install --upgrade PyGObject
          python3 -m pip install --upgrade lxml
          python3 -m pip install --upgrade pyudev

      - name: "BUILD: libnvme"
        run: |
          sudo apt-get install --yes --quiet swig libjson-c-dev || true
          meson subprojects download
          meson setup builddir subprojects/libnvme -Dlibdbus=disabled -Dopenssl=disabled -Dbuildtype=release -Dprefix=/usr -Dpython=enabled
          ninja -C builddir
          sudo meson install -C builddir

      - name: Set PYTHONPATH
        run: |
          echo "PYTHONPATH=builddir:builddir/subprojects/libnvme:/usr/lib/python3/dist-packages/" >> $GITHUB_ENV

      - name: Show test environment
        run: |
          echo -e "Build Directory:\n$(ls -laF builddir)"
          python3 -VV
          python3 -m site
          python3 -m pylint --version
          echo "pyflakes $(python3 -m pyflakes --version)"

      - name: Pylint
        run: |
          python3 -m pylint --rcfile=test/pylint.rc *.py staslib

      - name: Pyflakes
        if: always()
        run: |
          python3 -m pyflakes *.py staslib

  python-black:
    if: ${{ !github.event.act }} # skip during local actions testing
    name: python-black formatter
    runs-on: ubuntu-latest
    steps:
      - name: "CHECKOUT: nvme-stas"
        uses: actions/checkout@v3

      - name: "BLACK"
        uses: psf/black@stable
        with:
          options: "--check --diff --color --line-length 120 --skip-string-normalization --extend-exclude (subprojects|debian|.build)"
          src: "."