blogdown.yaml

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main
  schedule:
      - cron: '0 0 * * *'
      
name: website-deployment

jobs:
  build-website:
    runs-on: ubuntu-latest
    env:
      GITHUB_PAT: ${{ secrets.ACCESS_TOKEN }}
      ACCESS_TOKEN: ${{ secrets.ACCESS_TOKEN }}
    steps:
      - name: 🛎️ Checkout repository
        uses: actions/checkout@v3
        with:
          submodules: recursive
        
      - name: Install npm
        uses: actions/setup-node@v3

      - name: Install postcss-cli and autoprefixer
        run: |
          npm install postcss-cli
          npm install autoprefixer

      - name: 💻 Setup R
        uses: r-lib/actions/setup-r@v2

      - name: 💻 Install pandoc and pandoc citeproc
        uses: r-lib/actions/setup-pandoc@v2
        with:
          pandoc-version: '2.12'
          
      - name: Install TinyTeX
        uses: r-lib/actions/setup-tinytex@v2
        env:
          # install full prebuilt version
          TINYTEX_INSTALLER: TinyTeX
          
      - name: 💾 Cache R packages
        uses: actions/cache@v3 # Must be v2 so it accepts the GITHUB_REF from the repository_dispatch
        with:
          path: ${{ env.R_LIBS_USER }}
          key:  r-${{ hashFiles('DESCRIPTION') }}
        
      - name: 💻 Install R packages and dependencies if needed
        run: |
          Rscript -e 'list.of.packages <- c("blogdown"); 
          new.packages <- list.of.packages[!(list.of.packages %in% installed.packages()[,"Package"])]; 
          if(length(new.packages) > 0) {  
          install.packages(new.packages, dependencies = TRUE)   
          print(paste0("The following package was installed:", new.packages))} else 
          if(length(new.packages) == 0) {
          print("All packages have been previously installed and fetched from cache.")}'
          
      - name: 💻 Install hugo
        run: |
          Rscript -e 'blogdown::install_hugo("0.83.1")'

      - name: 🧶 Build site
        run: |
          Rscript -e 'blogdown::build_site(TRUE)'

      - name: 🔺 Upload artifact containing the rendered website
        uses: actions/upload-artifact@v3
        with:
          name: website
          path: public/

# 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 an ACCESS_TOKEN

  deploy-website:
   name: Checkout and deploy the website within the gh-pages repository
   runs-on: ubuntu-latest
   needs: build-website
   
   steps:
      - name: 🛎️ Checkout again
        uses: actions/checkout@v3 # If you are using actions/checkout@v2 you must set persist-credentials to false in most cases for the deployment to work correctly.
        with:
          persist-credentials: false
          
      - name: 🔻 Download artifact containing the book
        uses: actions/download-artifact@v3
        with:
         # Artifact name
         name: website # optional
         # Destination path
         path: public/ # optional

      - name: 💎 Deploy to GitHub Pages
        uses: JamesIves/github-pages-deploy-action@v4
        with:
          token: ${{ secrets.ACCESS_TOKEN }}
          branch: gh-pages # The branch the action should deploy to.
          folder: public/
          clean: true
          single-commit: true