name: Preview

on:
  pull_request_target:
    branches:
      - main

jobs:
  deploy:
    runs-on: ubuntu-latest
    env: # $BUNDLE_GEMFILE must be set at the job level, so it is set for all steps
      BUNDLE_GEMFILE: Gemfile
    steps:
      - uses: actions/checkout@v2
        with:
          fetch-depth: 0
          ref: ${{ github.event.pull_request.head.sha }}

      - name: Setup Ruby
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: '3.0'
          bundler-cache: true # runs 'bundle install' and caches installed gems automatically

      - name: Build
        run: bundle exec rake book:all

      - name: Deploy
        uses: peaceiris/actions-gh-pages@v3
        with:
          deploy_key: ${{ secrets.ACTIONS_DEPLOY_KEY }}
          external_repository: loongson/LoongArch-Documentation-Preview
          publish_branch: gh-pages
          publish_dir: ./public

      - name: Update status
        uses: Sibz/github-status-action@v1
        with:
          authToken: ${{ secrets.GITHUB_TOKEN }}
          context: 'LoongArch Documentation Preview / Deploy (update)'
          description: 'Deployed, click "Details" to view ->'
          state: 'success'
          target_url: https://loongson.github.io/LoongArch-Documentation-Preview
          sha: ${{ github.event.pull_request.head.sha || github.sha }}