name: mdbook

on:
  push:
    branches:
      - unstable

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build-and-upload-to-s3:
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@master

      - name: Setup mdBook
        uses: peaceiris/actions-mdbook@v1
        with:
          mdbook-version: 'latest'

      - run: mdbook build
        working-directory: book

      - uses: jakejarvis/s3-sync-action@be0c4ab89158cac4278689ebedd8407dd5f35a83
        with:
          args: --follow-symlinks --delete
        env:
          AWS_S3_BUCKET: ${{ secrets.AWS_S3_BOOK_BUCKET }}
          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          AWS_REGION: 'ap-southeast-2'
          SOURCE_DIR: 'book/book'