.gitlab-ci.yml

variables:
  cran_url: https://cran.irsn.fr
  set_cran: export CRAN=${cran_url};
  set_rcran: options(repos='$cran_url');
  DOCKER_IMAGE: w4mrutils


stages:
  - build
  - check
  - test
  - deploy

code quality check:
  stage:
    build
  tags:
    -  ara-unh-sauron-shell
  script:
    - |
      doc_count=$(grep -P "^#'" R/*.R | wc -l) ;
      sloc_count=$(grep -P '^\s*[^#]{2,}' R/*.R | wc -l) ;
      ratio=$(bc <<< "scale=2;$doc_count/$sloc_count*100" | cut -d. -f1) ;
      echo "[documentation / code ratio = $ratio]"
      if [ $ratio -lt 70 ];then
        echo "Not enough documentation." ;
        exit 1 ;
      elif [ $ratio -lt 75 ];then
        echo "Attention, the [documentation / code] ratio is very low" ;
      fi

Build docker image:
  stage:
    build
  tags:
    -  ara-unh-sauron-shell
  script:
    - last_image() { docker image ls --format "{{.Tag}}" $DOCKER_IMAGE | grep -Po '\d+'; }
    - echo "==================================";
    - echo "[info] Building Docker image for $DOCKER_IMAGE ";
    - echo "Last image build is $(last_image) - $(($(date +'%Y%m%d') - $(last_image))) days old."
    - if [[ "$(last_image)" = "" ]] || [[ $(($(date +'%Y%m%d') - $(last_image))) -ge 30 ]]; then
        echo "Rebuilding $DOCKER_IMAGE image..." ;
        docker rmi $DOCKER_IMAGE 2>/dev/null || true ;
        docker rmi $DOCKER_IMAGE:$(last_image) 2>/dev/null || true ;
        docker build -t $DOCKER_IMAGE $CI_PROJECT_DIR ;
        docker tag $DOCKER_IMAGE:latest $DOCKER_IMAGE:$(date +'%Y%m%d') ;
      else
        echo "Already built." ;
      fi

checking:
  needs: ["Build docker image"]
  stage: check
  image: $DOCKER_IMAGE
  allow_failure: true
  script:
    - R -q -e "devtools::check('$CI_PROJECT_DIR')"
  tags:
    -  ara-unh-sauron-shell
# To have the coverage percentage appear as a gitlab badge follow these
# instructions:
# https://docs.gitlab.com/ee/user/project/pipelines/settings.html#test-coverage-parsing
# The coverage parsing string is
# Coverage: \d+\.\d+

testing:
  needs: [checking]
  stage: test
  only:
    - dev
    - main
  image: $DOCKER_IMAGE
  allow_failure: true
  when: on_success
  script:
    - R -q -e "devtools::test('$CI_PROJECT_DIR')"
    - R -q -e "covr::gitlab(quiet = FALSE)"
  artifacts:
    paths:
      - public
  tags:
    -  ara-unh-sauron-docker
  coverage:
    '/ Coverage: \d+\.\d+/'

# To produce a code coverage report as a GitLab page see
# https://about.gitlab.com/2016/11/03/publish-code-coverage-report-with-gitlab-pages/

pages:
  needs: [testing]
  stage: deploy
  only:
    - main
  image: $DOCKER_IMAGE
  dependencies:
    - testing
  script:
    - ls
  artifacts:
    paths:
      - public
    expire_in: 30 days
  tags:
    - ara-unh-sauron-docker

building conda recipe:
  stage:
    build
  only:
    - main
  allow_failure:
    true
  image:
    quay.io/condaforge/linux-anvil-cos7-x86_64
  script:
    - conda-build --override-channels -c conda-forge $CI_PROJECT_DIR/meta.yaml
  tags:
    - ara-unh-sauron-docker