ci.yml

name: CI

on:
  - push
  - pull_request

env:
  PYTHON_VERSION: "3.10"

jobs:
  codestyle:
    name: Codestyle (black+isort)
    if: ${{ github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.repository }}
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          submodules: recursive

      - name: Set up Python ${{ env.PYTHON_VERSION }}
        uses: actions/setup-python@v3
        with:
          python-version: ${{ env.PYTHON_VERSION }}

      - name: Cache Virtual Environment
        uses: actions/cache@v3
        with:
          path: |
            ~/.cache/pip
            ~/.cache/pypoetry
          key: ${{ runner.os }}-venv-${{ hashFiles('poetry.lock') }}

      - name: Setup poetry
        run: |
          pip install poetry poethepoet
          poetry install -n --no-root

      - name: Check code formatting with black and isort
        run: poe black --diff --check && poe isort --diff --check

  mypy:
    name: mypy
    if: ${{ github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.repository }}
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          submodules: recursive

      - name: Set up Python ${{ env.PYTHON_VERSION }}
        uses: actions/setup-python@v3
        with:
          python-version: ${{ env.PYTHON_VERSION }}

      - name: Cache Virtual Environment
        uses: actions/cache@v3
        with:
          path: |
            ~/.cache/pip
            ~/.cache/pypoetry
          key: ${{ runner.os }}-venv-${{ hashFiles('poetry.lock') }}

      - name: Setup poetry
        run: |
          pip install poetry poethepoet
          poetry install -n --no-root

      - name: Check typing with mypy
        run: poe mypy

  linter:
    name: Linter (flake8)
    if: ${{ github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.repository }}
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          submodules: recursive

      - name: Set up Python ${{ env.PYTHON_VERSION }}
        uses: actions/setup-python@v3
        with:
          python-version: ${{ env.PYTHON_VERSION }}

      - name: Cache Virtual Environment
        uses: actions/cache@v3
        with:
          path: |
            ~/.cache/pip
            ~/.cache/pypoetry
          key: ${{ runner.os }}-venv-${{ hashFiles('poetry.lock') }}

      - name: Setup poetry
        run: |
          pip install poetry poethepoet
          poetry install -n --no-root

      - name: Check code style with wemake-python-styleguide
        run: poe flake8

#      - name: Lint with wemake-python-styleguide
#        uses: wemake-services/wemake-python-styleguide@0.16.0
#        with:
#          reporter: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name == github.repository && 'github-pr-review' || 'terminal' }}
#        env:
#          GITHUB_TOKEN: ${{ secrets.github_token }}

  build:
    name: Build Python Package
    if: ${{ github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.repository }}
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          persist-credentials: false
          submodules: recursive
          fetch-depth: 0

      - name: Check Version
        run: |
          if [[ $GITHUB_REF = refs/tags/v* ]]; then
            tag=${GITHUB_REF#refs/tags/v}
            version=$(grep '^version =' pyproject.toml | cut -d'"' -f2)
            if [[ "$tag" != "$version" ]]; then
              echo "::error::Tag $tag does not match version $version"
              exit 1
            fi
          fi

      - name: Set up Python ${{ env.PYTHON_VERSION }}
        uses: actions/setup-python@v3
        with:
          python-version: ${{ env.PYTHON_VERSION }}

      - name: Cache Virtual Environment
        uses: actions/cache@v3
        with:
          path: |
            ~/.cache/pip
            ~/.cache/pypoetry
          key: ${{ runner.os }}-venv-${{ hashFiles('poetry.lock') }}

      - name: Setup poetry
        run: |
          pip install poetry
          poetry install -n --no-root

      - name: Build python package
        run: poetry build

      - name: Upload dist
        uses: actions/upload-artifact@v3
        with:
          name: build
          path: dist

  pypi:
    name: Deploy to PyPI
    runs-on: ubuntu-latest
    needs: [ codestyle, mypy, linter, build ]
    if: ${{ startsWith(github.ref, 'refs/tags/v') }}
    environment: pypi

    steps:
      - name: Download dist
        uses: actions/download-artifact@v3
        with:
          name: build
          path: dist

      - name: Install Twine
        run: pip install twine

      - name: Upload package to PyPi
        run: python -m twine upload -u __token__ -p ${{ secrets.PYPI_TOKEN }} dist/*