on:
  push:
    branches:
      - main
    tags-ignore:
      - "**-rc**"
  pull_request:
    branches:
      - main

name: Deploy DataFusion Python site

jobs:
  debug-github-context:    
    name: Print github context
    runs-on: ubuntu-latest
    steps:
    - name: Dump GitHub context
      env:
        GITHUB_CONTEXT: ${{ toJson(github) }}
      run: |
        echo "$GITHUB_CONTEXT"
  build-docs:
    name: Build docs
    runs-on: ubuntu-latest
    steps:
      - name: Set target branch
        if: github.event_name == 'push' && (github.ref == 'refs/heads/main' || github.ref_type == 'tag')
        id: target-branch
        run: |
          set -x
          if test '${{ github.ref }}' = 'refs/heads/main'; then
            echo "value=asf-staging" >> "$GITHUB_OUTPUT"
          elif test '${{ github.ref_type }}' = 'tag'; then
            echo "value=asf-site" >> "$GITHUB_OUTPUT"
          else
            echo "Unsupported input: ${{ github.ref }} / ${{ github.ref_type }}"
            exit 1
          fi
      - name: Checkout docs sources
        uses: actions/checkout@v4
      - name: Checkout docs target branch
        if: github.event_name == 'push' && (github.ref == 'refs/heads/main' || github.ref_type == 'tag')
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          ref: ${{ steps.target-branch.outputs.value }}
          path: docs-target
      - name: Setup Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.11"

      - name: Install Protoc
        uses: arduino/setup-protoc@v1
        with:
          version: '3.20.2'
          repo-token: ${{ secrets.GITHUB_TOKEN }}

      - name: Install dependencies
        run: |
          set -x
          python3 -m venv venv
          source venv/bin/activate
          pip install -r requirements-311.txt
          pip install -r docs/requirements.txt
      - name: Build Datafusion
        run: |
          set -x
          source venv/bin/activate
          maturin develop

      - name: Build docs
        run: |
          set -x
          source venv/bin/activate
          cd docs
          make html

      - name: Copy & push the generated HTML
        if: github.event_name == 'push' && (github.ref == 'refs/heads/main' || github.ref_type == 'tag')
        run: |
          set -x
          cd docs-target
          # delete anything but: 1) '.'; 2) '..'; 3) .git/
          find ./ | grep -vE "^./$|^../$|^./.git" | xargs rm -rf
          cp ../.asf.yaml .
          cp -r ../docs/build/html/* .
          git status --porcelain
          if [ "$(git status --porcelain)" != "" ]; then
            git config user.name "github-actions[bot]"
            git config user.email "github-actions[bot]@users.noreply.github.com"
            git add --all
            git commit -m 'Publish built docs triggered by ${{ github.sha }}'
            git push || git push --force
          fi