update-from-wiki.yml

name: Update static site on wiki edit

on: [gollum, push]

jobs:
  update-submodule:
    name: Update submodule
    runs-on: ubuntu-latest
    steps:
      - name: Check out repository
        uses: actions/checkout@v2
        with:
          ref: ${{ github.head_ref }}
          submodules: true
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Update submodule
        run: |
          git submodule foreach git fetch --all
          git submodule foreach git reset --hard origin/master

      - name: Commit updated submodule
        uses: stefanzweifel/git-auto-commit-action@v4
        with:
          commit_message: Updating based on latest wiki changes
          file_pattern: wiki .gitmodules

  build-static-pages:
    name: Build static pages
    needs: update-submodule
    runs-on: ubuntu-latest
    steps:
      - name: Check out repository
        uses: actions/checkout@v2
        with:
          ref: master
          submodules: true
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: 2.6

      - name: Restore gems from cache
        uses: actions/cache@v2
        env:
          cache-name: ruby-gems-cache
        with:
          path: ./.gems
          key: ${{ runner.os }}-${{ env.cache-name }}-${{ hashFiles('**/Gemfile.lock') }}
          restore-keys: |
            ${{ runner.os }}-${{ env.cache-name }}-

      - name: Install gems
        run: bundle install --path=./.gems --jobs=9

      - name: Build site
        run: bundle exec rake

      - name: Deploy to Github Pages
        uses: peaceiris/actions-gh-pages@v3
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: build