name: gitbook build and deploy

on:
  push:
    branches: src

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2

      - name: Install ubuntu package
        run: |
          sudo apt-get update && sudo apt-get install calibre
          #install japanese font if your document is JP
          sudo apt-get install fonts-takao-mincho fonts-takao          

      - name: Run PDF export
        run: |
          # install n to downgrade npm version
          sudo npm install -g n
          fixed_npm=`n ls-remote --all 10  | head -n 1`
          # downgrade to 10.x
          sudo n ${fixed_npm}
          # install gitbok-cli and call
          npm install gitbook-cli
          ./node_modules/.bin/gitbook install
          ./node_modules/.bin/gitbook pdf
          ./node_modules/.bin/gitbook build          

      - name: Archive pdf artifacts
        uses: actions/upload-artifact@v2
        with:
          name: output.pdf
          path: book.pdf

      - name: Deploy
        uses: peaceiris/actions-gh-pages@v3
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          deploy_key: ${{ secrets.ACTIONS_DEPLOY_KEY }}
          publish_branch: main
          publish_dir: ./_book
          user_name: 'ai[bot]'
          user_email: '138105980+yui-syui-ai[bot]@users.noreply.github.com'

$ ssh-keygen -f ~/.ssh/gh-pagaes
# 公開鍵
$ cat .ssh/gh-pages.pub
# 秘密鍵
$ cat .ssh/gh-pages