sudo: true
dist: trusty

language: generic

addons:
  apt:
    packages:
    # GHC
    - libgmp-dev
    # Selenium
    - xvfb
    # Testcafe
    - fluxbox
  chrome: stable
before_install:
  - # start your web application and listen on `localhost`
  - google-chrome-stable --headless --disable-gpu --remote-debugging-port=5000 http://localhost &

cache:
  directories:
    - $HOME/.stack
    - .stack-work
    - back/.stack-work
    - back/static/js     # Needed so that bundle.js would persist to the
                         # "Push Docker image" stage and beyond - without it
                         # the backend doesn't work and the tests don't run.
  timeout: 1000

jobs:
  include:
    - stage: "Build backend dependencies"
      before_script:
        - curl -sSL https://get.haskellstack.org/ | sh
      script:
        - stack --no-terminal --install-ghc test --no-run-tests --dependencies-only

    - stage: "Build the backend"
      before_script:
        - curl -sSL https://get.haskellstack.org/ | sh
      script:
        - stack --no-terminal build

    - stage: "Upload a Docker image for the backend"
      script:
        - export BRANCH="$(echo "$TRAVIS_BRANCH" | tr '/' '-')"
        - make back/travis-docker "tag=$BRANCH--back"
        - docker login quay.io -u "$DOCKER_USER" -p "$DOCKER_PASS"
        - docker push "quay.io/aelve/guide:$BRANCH--back"
      if: type = push

    # Our goal is full documented code with ZERO undocumented functions.
    # The next guard warns if a commit increased undocumented limit out 251.
    - stage: "Assert test undocumented no more then 251"
      before_script:
        - curl -sSL https://get.haskellstack.org/ | sh
      script:
        - stack haddock --fast --no-haddock-deps --no-terminal --haddock-arguments='--no-warnings' 2> haddock.log
        - awk '/\(src\//' haddock.log | awk 'END { print NR }' > unDocumentedAfter
        - echo "unDocumentedBefore == 251"
        - awk '{ print "unDocumentedAfter == " $1 }' unDocumentedAfter
        - bash -c 'if [[ 251 < `cat unDocumentedAfter` ]]; then >&2 echo "FAIL. The current limit is 251 of undocumented top-level definitions, but unDocumentedAfter is out of the limit. Please, add comment to top-level undocumented definitions!"; exit 1; else echo "OK. unDocumentedBefore >= unDocumentedAfter. Yes, it is convenience to have documented code!"; fi'

    - stage: "Test the backend"
      before_script:
        - curl -sSL https://get.haskellstack.org/ | sh
        # Install chromedriver
        - wget http://chromedriver.storage.googleapis.com/2.45/chromedriver_linux64.zip
        - unzip chromedriver_linux64.zip
        - chmod +x chromedriver
        - sudo mv -f chromedriver /usr/local/share/chromedriver
        - sudo ln -s /usr/local/share/chromedriver /usr/local/bin/chromedriver
        - sudo ln -s /usr/local/share/chromedriver /usr/bin/chromedriver
        # Run selenium-server
        - "export DISPLAY=:99.0"
        - "sh -e /etc/init.d/xvfb start"
        - travis_retry wget https://selenium-release.storage.googleapis.com/3.141/selenium-server-standalone-3.141.59.jar -O selenium.jar
        - java -jar selenium.jar 2> /dev/null &
        - sleep 15
      script:
        - stack --no-terminal test
        - make back/test-db

    # - stage: "Build and test the frontend"
    #   before_script:
    #     # Install dependencies
    #     - cd front
    #     - npm install
    #     - "export DISPLAY=:99.0"
    #     - "sh -e /etc/init.d/xvfb start"
    #     - sleep 10
    #     - fluxbox >/dev/null 2>&1 &
    #   script:
    #     # Run testcafe e2e testing
    #     - npm run test

notifications:
  slack:
    secure: 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