ci-cd-renv.yml

# Workflow derived from https://github.com/r-lib/actions/tree/v2/examples
# Need help debugging build failures? Start at https://github.com/r-lib/actions#where-to-find-help

# Name of the workflow => usethis::use_github_actions_badge("CI-CD-renv")
name: CI-CD-renv

on:
  # Triggered on push and pull request events
  push:
  pull_request:
  # Allow manual runs from the Actions tab
  workflow_dispatch:
  # Monthly runs on the 1st day of the month at midnight
  # (specific for ShinyCICD maintenance)
  schedule:
    - cron:  '0 0 1 * *'

# Avoid concurrent deployments from both workflows by running one at a time
# (specific for ShinyCICD maintenance)
concurrency:
  group: shinyapps-${{ github.ref }}

jobs:
  CI-CD:
    runs-on: ${{ matrix.config.os }}

    name: ${{ matrix.config.os }} (${{ matrix.config.r }})

    strategy:
      # We keep a matrix for convenience, but we would typically just run on one
      # single OS and R version, aligned with the target deployment environment
      matrix:
        config:
          - {os: ubuntu-latest, r: 'renv'}

    env:
      # Access token for GitHub
      GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
      # Preserve package sources for informative references in case of errors
      R_KEEP_PKG_SOURCE: yes

    steps:

      - name: Checkout repo
        uses: actions/checkout@v3

      - name: Setup R
        uses: r-lib/actions/setup-r@v2
        with:
          r-version: ${{ matrix.config.r }}
          # No RStudio Package Manager to respect renv.lock
          use-public-rspm: false

      - name: Install system dependencies
        # This is not taken care of (yet) by r-lib/actions/setup-renv
        # We rely on pkgdepends (from the library embedded in pak) to detect and
        # install system requirements for the renv.lock packages
        # We could use pak-based installation for renv, which includes system
        # requirements, but would have to handle the pak cache explicitly
        # See https://github.com/r-lib/actions/issues/785
        run: |
          install.packages("pak", repos = "https://r-lib.github.io/p/pak/stable/")
          install.packages("jsonlite")
          .libPaths(c(system.file("library", package = "pak"), .libPaths()))
          pkg_installation_proposal <- pkgdepends::new_pkg_installation_proposal(
            names(jsonlite::read_json("renv.lock")$Packages), config = list(dependencies = FALSE)
          )$solve()
          pkg_installation_proposal$show_solution()
          pkg_installation_proposal$install_sysreqs()
        shell: Rscript {0}

      - name: Activate renv and restore packages with cache
        uses: r-lib/actions/setup-renv@v2

      - name: Install R CMD check
        run: install.packages("rcmdcheck")
        shell: Rscript {0}

      - name: Check package
        uses: r-lib/actions/check-r-package@v2

      - name: Deploy to shinyapps.io
        # Continuous deployment only for pushes to the main / master branch
        if: startsWith(github.ref, 'refs/heads/') || github.ref == 'refs/heads/main' || github.ref == 'refs/heads/master'
        env:
          SHINYAPPS_ACCOUNT: ${{ secrets.SHINYAPPS_ACCOUNT }}
          SHINYAPPS_TOKEN: ${{ secrets.SHINYAPPS_TOKEN }}
          SHINYAPPS_SECRET: ${{ secrets.SHINYAPPS_SECRET }}
        run: Rscript deploy/deploy-shinyapps.R