gh-pages.yml

# This workflow will do a clean install of node dependencies, build the source code and run tests across different versions of node
# For more information see: https://help.github.com/actions/language-and-framework-guides/using-nodejs-with-github-actions

name: Docusaurus

on:
  - push
  - pull_request

jobs:
  test:
    name: Test & Build
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
        with:
          fetch-depth: 0  # https://github.com/facebook/docusaurus/issues/2798#issuecomment-636602951
      - uses: actions/setup-node@v2
        with:
          node-version: 16
          cache: 'npm'
          cache-dependency-path: package.json
      - name: NPM Install
        run: npm install
      - name: Debug
        run: |
          git log --since="1 week ago" --name-only --pretty=format: | sort | uniq
          git log --since="1 week ago" --name-only --pretty=format: | sort | uniq | wc -l
      - name: NPM Test
        run: npm test
      - name: Build
        run: npm run build

  deploy:
    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
    name: Deploy GitHub Pages
    needs:
      - test
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v2
      with:
        fetch-depth: 0  # https://github.com/facebook/docusaurus/issues/2798#issuecomment-636602951

    - uses: actions/setup-node@v2
      with:
        node-version: 16
        cache: 'npm'
        cache-dependency-path: package.json
    - name: NPM Install
      run: npm install

    - name: Config Git
      run: |
        git config --global user.name 'Huan @ GitHub Action'
        git config --global user.email 'zixia@zixia.net'
    - name: Create orphan branch for gh-pages
      run: |
        git checkout --orphan gh-pages
        git reset --hard
        git commit --allow-empty -m "Orphan init"
        git checkout main
    - name: Bind git worktree with new-gh-pages folder and gh-pages branch
      run: |
        rm -fr new-gh-pages
        git worktree add new-gh-pages gh-pages
    - name: Build and copy all homepage files to new-gh-pages/ together
      run: |
        bash -x ./scripts/build-all.sh new-gh-pages
    - name: Deploy new-gh-pages
      run: |
        pushd new-gh-pages
        git add --all
        git commit -m "$(jq -r .version ../package.json)"
        git push -f origin gh-pages
        popd
    - name: Unbind new-gh-pages folder from gh-pages branch
      run: |
        git worktree remove new-gh-pages
        git branch -D gh-pages
        rm -fr new-gh-pages