deploy-mkdocs-versioned-poetry.yml

# Source: https://github.com/arduino/tooling-project-assets/blob/main/workflow-templates/deploy-mkdocs-versioned-poetry.md
name: Deploy Website

env:
  # See: https://github.com/actions/setup-python/tree/v2#available-versions-of-python
  PYTHON_VERSION: "3.9"

on:
  push:
    branches:
      # Branch to base "dev" website on. Set in siteversion.py also.
      - main
      # Release branches have names like 0.8.x, 0.9.x, ...
      - "[0-9]+.[0-9]+.x"
    paths:
      - "docs/**"
      - ".github/workflows/deploy-mkdocs-versioned-poetry.ya?ml"
      - "mkdocs.ya?ml"
      - "poetry.lock"
      - "pyproject.toml"
  # Run on branch or tag creation (will be filtered by the publish-determination job).
  create:

jobs:
  publish-determination:
    runs-on: ubuntu-latest
    outputs:
      result: ${{ steps.determination.outputs.result }}
    steps:
      - name: Determine if documentation should be published on this workflow run
        id: determination
        run: |
          RELEASE_BRANCH_REGEX="refs/heads/[0-9]+.[0-9]+.x"
          if [[ "${{ github.event_name }}" == "push" || ( "${{ github.event_name }}" == "create" && "${{ github.ref }}" =~ $RELEASE_BRANCH_REGEX ) ]]; then
            RESULT="true"
          else
            RESULT="false"
          fi

          echo "::set-output name=result::$RESULT"

  publish:
    runs-on: ubuntu-latest
    needs: publish-determination
    if: needs.publish-determination.outputs.result == 'true'

    steps:
      - name: Checkout repository
        uses: actions/checkout@v2

      - name: Install Python
        uses: actions/setup-python@v2
        with:
          python-version: ${{ env.PYTHON_VERSION }}

      - name: Install Poetry
        run: |
          python -m pip install --upgrade pip
          python -m pip install poetry

      - name: Install Python dependencies
        run: poetry install --no-root

      - name: Determine versioning parameters
        id: determine-versioning
        run: echo "::set-output name=data::$(poetry run python docs/siteversion/siteversion.py)"

      - name: Publish documentation
        if: fromJson(steps.determine-versioning.outputs.data).version != null
        run: |
          # Publishing implies creating a git commit on the gh-pages branch, we let @ArduinoBot own these commits.
          git config --global user.email "bot@arduino.cc"
          git config --global user.name "ArduinoBot"
          git fetch --no-tags --prune --depth=1 origin +refs/heads/gh-pages:refs/remotes/origin/gh-pages
          poetry run mike deploy \
            --update-aliases \
            --push \
            --remote origin \
            ${{ fromJson(steps.determine-versioning.outputs.data).version }} \
            ${{ fromJson(steps.determine-versioning.outputs.data).alias }}