deploy_bookdown.yml

on:
  push:
     branches:
       - master

  

name: renderbook

jobs:
  bookdown:
    name: Render-Book
    runs-on: ubuntu-latest
    env:
      GITHUB_PAT: ${{ secrets.GH_PAT }}
    steps:
      - name : checkout 
        uses: actions/checkout@v2
        with:
             persist-credentials: false
      
      - uses: r-lib/actions/setup-r@v2
      
      - uses: r-lib/actions/setup-pandoc@v2
      
      - name: Get R version
        id: get-r-version
        run: |
          echo "{name}=version::$(Rscript -e 'cat(as.character(getRversion()))')" >> $GITHUB_OUTPUT
        shell: bash

      - name: Cache R packages
        uses: actions/cache@v1
        with:
          path: ${{ env.R_LIBS_USER }}
          key: ${{ runner.os }}-${{ steps.get-r-version.outputs.version }}-3-
          
      - name: Cache bookdown results
        uses: actions/cache@v4
        with:
          path: _bookdown_files
          key: bookdown-2-${{ hashFiles('**/*Rmd') }}
          restore-keys: bookdown-2-
          
      - name: Install pak
        run: |
          install.packages("pak", repos = "https://r-lib.github.io/p/pak/dev/")
        shell: Rscript {0}

      - name: Install dependencies
        run: |
          pak::local_install_dev_deps()
          tinytex::install_tinytex()
        shell: Rscript {0}
      
      - name: Render Book
        run: |
           bookdown::render_book("index.Rmd", "bookdown::bs4_book")
           bookdown::render_book("index.Rmd", "bookdown::pdf_book")
        shell: Rscript {0}
        
      - uses: actions/upload-artifact@v4
        with:
          name: _book
          path: _book/
  
# Need to first create an empty gh-pages branch
# see https://pkgdown.r-lib.org/reference/deploy_site_github.html
# and also add secrets for a GH_PAT and EMAIL to the repository
# gh-action from Cecilapp/GitHub-Pages-deploy
  checkout-and-deploy:
   runs-on: ubuntu-latest
   needs: bookdown
   steps:
     - name: Checkout
       uses: actions/checkout@master
       
     - name: Download artifact
       uses: actions/download-artifact@v1
       with:
         # Artifact name
         name: _book # optional
         # Destination path
         path: _book # optional
         
     - name: Deploy to GitHub Pages
       uses: Cecilapp/GitHub-Pages-deploy@v3
       env:
          GITHUB_TOKEN: ${{ secrets.GH_PAT }}
       with:  
          email: ${{ secrets.EMAIL }}
          build_dir: _book