build-book.yml

on:
  workflow_dispatch:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

name: build-book

jobs:
  build-book:
    runs-on: ubuntu-latest

    env:
      R_REMOTES_NO_ERRORS_FROM_WARNINGS: true
      GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}

    steps:
      - uses: actions/checkout@v3

      - id: setup
        uses: r-lib/actions/setup-r@v2

      - uses: quarto-dev/quarto-actions/setup@v2
        with:
          tinytex: true

      - name: Install headless chromium
        run: quarto tools install chromium

      - name: Cache R packages
        uses: pat-s/always-upload-cache@v3
        with:
          path: ~/.cache/R/renv
          key: ${{ runner.os }}-r-${{ steps.setup.outputs.installed-r-version }}-lock-${{ hashFiles('book/renv.lock') }}
          restore-keys: ${{ runner.os }}-r-${{ steps.setup.outputs.installed-r-version }}-lock-

      - name: Install System Dependencies
        uses: mlr-org/actions/renv-system-dependencies@v1
        with:
          path: 'book/renv.lock'

      - name: Restore renv environment
        run: |
          cd book
          R -q -e 'options(Ncpus = 2); install.packages("renv", repos = "cloud.r-project.org"); renv::restore()'

      - name: Restore OpenML cache
        uses: actions/cache/restore@v3
        id: restore-openml-cache
        with:
          path: book/openml
          key: ${{ runner.os }}-openml-${{ hashFiles('./book/chapters/chapter11/large-scale_benchmarking.qmd') }}-${{hashFiles('./book/chapters/appendices/solutions.qmd')}}
          restore-keys: ${{ runner.os }}-openml-

      - name: Render book
        run: quarto render book/ --cache-refresh

      - name: Save OpenML cache
        uses: actions/cache/save@v3
        id: save-openml-cache-manual
        with:
          path: book/openml
          key: ${{ runner.os }}-openml-${{ hashFiles('./book/chapters/chapter11/large-scale_benchmarking.qmd') }}-${{hashFiles('./book/chapters/appendices/solutions.qmd')}}

      - name: Add .lycheeignore
        run: cp .lycheeignore book/_book/.lycheeignore

      - name: Deploy netlify preview
        if: ${{ github.event_name == 'pull_request' }}
        uses: mlr-org/actions/quarto-netlify-preview@v1
        with:
          netlify_auth_token: ${{ secrets.NETLIFY_AUTH_TOKEN }}
          netlify_site_id: ${{ secrets.NETLIFY_SITE_ID }}
          github_token: ${{ secrets.GITHUB_TOKEN }}
          path: book/_book
          netlify_url: mlr3book.netlify.app

      - name: Upload pdf book
        uses: actions/upload-artifact@v3
        with:
          name: mlr3book
          path: book/_book/Applied-Machine-Learning-Using-mlr3-in-R.pdf
          retention-days: 1

      - name: Deploy
        if: ${{ github.event_name == 'push' }}
        uses: JamesIves/github-pages-deploy-action@v4
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          branch: gh-pages
          folder: book/_book
          single-commit: true