ci-cd.yml

name: CI/CD

on:
  push:
    branches: [ main, develop ]
  pull_request:
    branches: [ main, develop ]
  release:
    types: [published]

defaults:
  run:
    shell: bash

jobs:
  test:
    strategy:
      matrix:
        os: [macos-latest, ubuntu-latest]  # , windows-latest]
        python-version: ["3.8", "3.12"]
      fail-fast: false
    runs-on: ${{ matrix.os }}
    defaults:
      run:
        shell: bash -l {0}
    steps:
    - name: Checkout
      uses: actions/checkout@v2
    - name: Unset header
      # checkout@v2 adds a header that makes branch protection report errors
      # because the Github action bot is not a collaborator on the repo
      run: git config --local --unset http.https://github.com/.extraheader
    - name: Fetch tags
      run: git fetch --prune --unshallow
    - name: Disable etelemetry
      run:  echo "NO_ET=TRUE" >> $GITHUB_ENV
    - name: Set up Python ${{ matrix.python-version }} on ${{ matrix.os }}
      uses: actions/setup-python@v2
      with:
        python-version: ${{ matrix.python-version }}
    - name: Update build tools
      run: python3 -m pip install --break-system-packages --upgrade pip
    - name: Install Package
      run: python3 -m pip install --break-system-packages -e .[test]
    - name: Change out of root directory
      run: cd docs
    - name: Pytest
      run: pytest -vvs --cov pydra2app --cov-config .coveragerc --cov-report xml .
    - name: Upload coverage to Codecov
      uses: codecov/codecov-action@v2
      with:
        fail_ci_if_error: true
        token: ${{ secrets.CODECOV_TOKEN }}

  build:
    needs: [test]
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
      with:
        submodules: recursive
        fetch-depth: 0
    - name: Unset header
      # checkout@v2 adds a header that makes branch protection report errors
      # because the Github action bot is not a collaborator on the repo
      run: git config --local --unset http.https://github.com/.extraheader
    - name: Set up Python
      uses: actions/setup-python@v4
      with:
        python-version: '3.12'
    - name: Install build tools
      run: python3 -m pip install --break-system-packages build twine
    - name: Build source and wheel distributions
      run: python3 -m build 
    - name: Check distributions
      run: twine check dist/*
    - uses: actions/upload-artifact@v3
      with:
        name: build
        path: dist

  build-docs:
    runs-on: ubuntu-latest
    needs: [build]
    steps:
    - name: Checkout repository
      uses: actions/checkout@v2
    - name: Unset header
      # checkout@v2 adds a header that makes branch protection report errors
      # because the Github action bot is not a collaborator on the repo
      run: git config --local --unset http.https://github.com/.extraheader
    - name: Setup Python
      uses: actions/setup-python@v2
      with:
        python-version: 3.x
    - name: Install dependencies
      run: |
        python3 -m pip install --break-system-packages --upgrade pip
        pip install .[docs]
    - name: Build documentation
      run: |
        cd docs
        make html
        cd ..
    - uses: actions/upload-artifact@v3
      with:
        name: built-docs
        path: docs/build/html

  deploy:
    needs: [build, build-docs]
    runs-on: ubuntu-latest
    steps:
    - name: Download build
      uses: actions/download-artifact@v3
      with:
        name: built-main
        path: dist
    - name: Check for PyPI token on tag
      id: deployable
      if: github.event_name == 'release'
      env:
        PYPI_API_TOKEN: "${{ secrets.PYPI_API_TOKEN }}"
      run: if [ -n "$PYPI_API_TOKEN" ]; then echo "DEPLOY=true" >> $GITHUB_OUTPUT; fi
    - name: Upload to PyPI
      if: steps.deployable.outputs.DEPLOY
      uses: pypa/gh-action-pypi-publish@release/v1
      with:
        user: __token__
        password: ${{ secrets.PYPI_API_TOKEN }}

  deploy-docs:
    needs: [build-docs, deploy]
    runs-on: ubuntu-latest
    steps:
    - name: Download built docs
      uses: actions/download-artifact@v3
      with:
        name: built-docs
        path: docs-build
    - name: Check for GHPAGES_DEPLOY_KEY token
      id: deployable
      if: github.event_name == 'release'
      env:
        GHPAGES_DEPLOY_KEY: "${{ secrets.GHPAGES_DEPLOY_KEY }}"
      run: if [ -n "$GHPAGES_DEPLOY_KEY" ]; then echo "DEPLOY=true" >> $GITHUB_OUTPUT; fi
    - name: Deploy Docs to GitHub Pages
      if: steps.deployable.outputs.DEPLOY
      uses: peaceiris/actions-gh-pages@v3
      with:
        github_token: ${{ secrets.GHPAGES_DEPLOY_KEY }}
        publish_dir: docs-build

# Deploy on tags if PYPI_API_TOKEN is defined in the repository secrets.
# Secrets are not accessible in the if: condition [0], so set an output variable [1]
# [0] https://github.community/t/16928
# [1] https://docs.github.com/en/actions/reference/workflow-commands-for-github-actions#setting-an-output-parameter