on:
  push:
  pull_request:
  # for now, CRON jobs only run on the default branch of the repo (i.e. usually on master)
  schedule:
    # weekly Monday morning
    - cron: "0 6 * * 1"

name: CI by {tic}

jobs:
  R-CMD-check:
    runs-on: ${{ matrix.config.os }}

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

    strategy:
      fail-fast: false
      matrix:
        config:
          # comment out lines if you do not want to build on certain platforms
          - { os: windows-latest, r: "release" }
          - { os: macOS-latest, r: "release", pkgdown: "true" }
          - { os: macOS-latest, r: "devel" }
          - { os: ubuntu-latest, r: "release" }

    env:
      # otherwise remotes::fun() errors cause the build to fail. Example: Unavailability of binaries
      R_REMOTES_NO_ERRORS_FROM_WARNINGS: true
      CRAN: ${{ matrix.config.cran }}
      # we are not allowed to write to ~/.ccache on GH Actions
      # setting some ccache options
      CCACHE_BASEDIR: ${{ GITHUB.WORKSPACE }}
      CCACHE_DIR: ${{ GITHUB.WORKSPACE }}/.ccache
      CCACHE_NOHASHDIR: true
      CCACHE_SLOPPINESS: include_file_ctime
      # make sure to run `tic::use_ghactions_deploy()` to set up deployment
      TIC_DEPLOY_KEY: ${{ secrets.TIC_DEPLOY_KEY }}
      # prevent rgl issues because no X11 display is available
      RGL_USE_NULL: true
      # if you use bookdown or blogdown, replace "PKGDOWN" by the respective
      # capitalized term. This also might need to be done in tic.R
      BUILD_PKGDOWN: ${{ matrix.config.pkgdown }}
      # macOS >= 10.15.4 linking
      SDKROOT: /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk

    steps:
      - uses: actions/checkout@v2

      - uses: r-lib/actions/setup-r@master
        with:
          r-version: ${{ matrix.config.r }}
          Ncpus: 4

      # LaTeX. Installation time:
      # Linux: ~ 1 min
      # macOS: ~ 1 min 30s
      # Windows: never finishes
      - uses: r-lib/actions/setup-tinytex@v1
        if: runner.os != 'Windows'

      - uses: r-lib/actions/setup-pandoc@master

      # set date/week for use in cache creation
      # https://github.community/t5/GitHub-Actions/How-to-set-and-access-a-Workflow-variable/m-p/42970
      # - cache R packages daily
      # - cache ccache weekly -> 'ccache' helps rebuilding the package cache faster
      - name: "[Cache] Prepare daily timestamp for cache"
        if: runner.os != 'Windows'
        id: date
        run: echo "::set-output name=date::$(date '+%d-%m')"

      - name: "[Cache] Prepare weekly timestamp for cache"
        if: runner.os != 'Windows'
        id: datew
        run: echo "::set-output name=datew::$(date '+%Y-%V')"

      - name: "[Cache] Cache R packages"
        if: runner.os != 'Windows'
        uses: pat-s/always-upload-cache@v1.1.4
        with:
          path: ${{ env.R_LIBS_USER }}
          key: ${{ runner.os }}-r-${{ matrix.config.r }}-${{steps.date.outputs.date}}
          restore-keys: ${{ runner.os }}-r-${{ matrix.config.r }}-${{steps.date.outputs.date}}

      - name: "[Cache] Cache ccache"
        if: runner.os != 'Windows'
        uses: pat-s/always-upload-cache@v1.1.4
        with:
          path: ${{ env.CCACHE_DIR}}
          key: ${{ runner.os }}-r-${{ matrix.config.r }}-ccache-${{steps.datew.outputs.datew}}
          restore-keys: ${{ runner.os }}-r-${{ matrix.config.r }}-ccache-${{steps.datew.outputs.datew}}

      # install ccache and write config file
      - name: "[Linux] ccache"
        if: runner.os == 'Linux'
        run: |
          sudo apt install ccache libcurl4-openssl-dev
          mkdir -p ~/.R && echo -e 'CC=ccache gcc -std=gnu99\nCXX=ccache g++\nFC=ccache gfortran\nF77=ccache gfortran' > $HOME/.R/Makevars

      # install ccache and write config file
      # mirror the setup described in https://github.com/rmacoslib/r-macos-rtools
      - name: "[macOS] ccache"
        if: runner.os == 'macOS' && matrix.config.r != 'devel'
        run: |
          brew install ccache
          wget https://cran.r-project.org/bin/macosx/tools/clang-7.0.0.pkg
          sudo installer -package clang-7.0.0.pkg -target /
          mkdir -p ~/.R && echo -e 'CC=ccache /usr/local/clang7/bin/clang\nCXX=ccache /usr/local/clang7/bin/clang++\nCXX11=ccache /usr/local/clang7/bin/clang++\nCXX14=ccache /usr/local/clang7/bin/clang++\nCXX17=ccache /usr/local/clang7/bin/clang++\nF77=ccache gfortran/nCFLAGS=-isysroot /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk\nCXXFLAGS=-isysroot /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk\nCCFLAGS=-isysroot /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk\nCPPFLAGS=-isysroot /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk' > $HOME/.R/Makevars

      # install ccache and write config file
      # mirror the setup described in https://github.com/rmacoslib/r-macos-rtools
      - name: "[macOS-devel] ccache"
        if: runner.os == 'macOS' && matrix.config.r == 'devel'
        run: |
          brew install ccache
          # install SDK 10.13 (High Sierra, used by CRAN)
          wget -nv https://github.com/phracker/MacOSX-SDKs/releases/download/10.15/MacOSX10.13.sdk.tar.xz
          tar fxz MacOSX10.13.sdk.tar.xz
          sudo mv MacOSX10.13.sdk /Library/Developer/CommandLineTools/SDKs/
          rm -rf MacOSX10.13*
          # install gfortran 8.2 (used by CRAN)
          wget -nv https://github.com/fxcoudert/gfortran-for-macOS/releases/download/8.2/gfortran-8.2-Mojave.dmg
          sudo hdiutil attach gfortran*.dmg
          sudo installer -package /Volumes/gfortran*/gfortran*/gfortran*.pkg -target /
          sudo hdiutil detach /Volumes/gfortran-8.2-Mojave
          rm gfortran-8*
          # set compiler flags
          mkdir -p ~/.R && echo -e 'CC=ccache clang\nCPP=ccache clang\nCXX=ccache clang++\nCXX11=ccache clang++\nCXX14=ccache clang++\nCXX17=ccache clang++\nCFLAGS=-isysroot /Library/Developer/CommandLineTools/SDKs/MacOSX10.13.sdk\nCCFLAGS=-isysroot /Library/Developer/CommandLineTools/SDKs/MacOSX10.13.sdk\nCXXFLAGS=-isysroot /Library/Developer/CommandLineTools/SDKs/MacOSX10.13.sdk\nCPPFLAGS=-isysroot /Library/Developer/CommandLineTools/SDKs/MacOSX10.13.sdk\nF77=ccache /usr/local/gfortran/bin/gfortran\nFC=ccache /usr/local/gfortran/bin/gfortran' > $HOME/.R/Makevars

      # install xquartz for {sysfonts}
      - name: "[macOS] xquartz"
        if: runner.os == 'macOS'
        run: |
          brew cask install xquartz

      # for some strange Windows reason this step and the next one need to be decoupled
      - name: "[Stage] Prepare"
        run: |
          Rscript -e "if (!requireNamespace('remotes')) install.packages('remotes', type = 'source')"
          Rscript -e "if (getRversion() < '3.2' && !requireNamespace('curl')) install.packages('curl', type = 'source')"

      - name: "[Stage] Install"
        if: matrix.config.os != 'macOS-latest' || matrix.config.r != 'devel'
        run: Rscript -e "remotes::install_github('ropensci/tic')" -e "print(tic::dsl_load())" -e "tic::prepare_all_stages()" -e "tic::before_install()" -e "tic::install()"

      # macOS devel needs its own stage because we need to work with an options to suppress the usage of binaries
      - name: "[Stage] Prepare & Install (macOS-devel)"
        if: matrix.config.os == 'macOS-latest' && matrix.config.r == 'devel'
        run: |
          echo -e 'options(Ncpus = 4, pkgType = "source", repos = structure(c(CRAN = "https://cloud.r-project.org/")))' > $HOME/.Rprofile
          Rscript -e "remotes::install_github('ropensci/tic')" -e "print(tic::dsl_load())" -e "tic::prepare_all_stages()" -e "tic::before_install()" -e "tic::install()"

      - name: "[Stage] Script"
        run: Rscript -e 'tic::script()'

      - name: "[Stage] After Success"
        if: matrix.config.os == 'macOS-latest' && matrix.config.r == 'release'
        run: Rscript -e "tic::after_success()"

      - name: "[Stage] Upload R CMD check artifacts"
        if: failure()
        uses: actions/upload-artifact@master
        with:
          name: ${{ runner.os }}-r${{ matrix.config.r }}-results
          path: check
      - name: "[Stage] Before Deploy"
        run: |
          Rscript -e "tic::before_deploy()"

      - name: "[Stage] Deploy"
        run: Rscript -e "tic::deploy()"

      - name: "[Stage] After Deploy"
        run: Rscript -e "tic::after_deploy()"