version: 2

defaults: &defaults
  working_directory: /tps
  docker:
    - image: ruby:2.3.5
    - image: postgres:9.4.1
      environment:
        POSTGRES_USER: tps_test
        POSTGRES_PASSWORD: tps_test
        POSTGRES_DB: tps_test

install_system_deps: &install_system_deps
  run:
    name: Install System Dependencies
    command: apt-get update -qq && apt-get install -y build-essential nodejs

restore_phantomjs_cache: &restore_phantomjs_cache
  restore_cache:
    key: phantomjs-2-1-1

bundle_restore_cache: &bundle_restore_cache
  restore_cache:
    key: bundle-install-v4-{{ arch }}-{{ checksum "Gemfile.lock" }}

bundle_install: &bundle_install
  run:
    name: Install Ruby Dependencies
    command: bundle install

jobs:
  build:
    <<: *defaults
    steps:
      - checkout
      - *install_system_deps
      - *bundle_restore_cache
      - *bundle_install
      - save_cache:
          key: bundle-install-v4-{{ arch }}-{{ checksum "Gemfile.lock" }}
          paths:
            - /usr/local/bundle
      - *restore_phantomjs_cache
      - run:
          name: Install PhantomJS Dependencies
          command: |
            [ -f /usr/local/bin/phantomjs ] || apt-get update
            [ -f /usr/local/bin/phantomjs ] || apt-get install -y fontconfig wget
      - run:
          name: Install PhantomJS
          command: |
            [ -f /usr/local/bin/phantomjs ] || wget -O /tmp/phantomjs.tar.bz2 https://bitbucket.org/ariya/phantomjs/downloads/phantomjs-2.1.1-linux-x86_64.tar.bz2
            [ -f /usr/local/bin/phantomjs ] || tar -xjf /tmp/phantomjs.tar.bz2 -C /tmp
            [ -f /usr/local/bin/phantomjs ] || mv /tmp/phantomjs-2.1.1-linux-x86_64/bin/phantomjs /usr/local/bin/phantomjs
      - save_cache:
          key: phantomjs-2-1-1
          paths:
            - /usr/local/bin/phantomjs
  test:
    <<: *defaults
    parallelism: 4
    steps:
      - checkout
      - *install_system_deps
      - *restore_phantomjs_cache
      - *bundle_restore_cache
      - *bundle_install
      - run:
          environment:
            DATABASE_URL: "postgres://tps_test@localhost:5432/tps_test"
          name: Create DB
          command: bundle exec rake db:create db:schema:load db:migrate RAILS_ENV=test
      - run:
          environment:
            DATABASE_URL: "postgres://tps_test@localhost:5432/tps_test"
          name: Run Tests, Splitted by Timings
          command: |
            bundle exec rspec --profile 10 \
              --format RspecJunitFormatter \
              --out $CIRCLE_TEST_REPORTS/rspec.xml \
              --format progress \
              $(circleci tests glob "spec/**/*_spec.rb" | circleci tests split --split-by=timings)
      - store_test_results:
          path: $CIRCLE_TEST_REPORTS/rspec.xml
  lint:
    <<: *defaults
    steps:
      - checkout
      - *install_system_deps
      - *bundle_restore_cache
      - *bundle_install
      - run:
          name: Run rubocop
          command: bundle exec rubocop -R
      - run:
          name: Run brakeman
          command: bundle exec brakeman -z
      - run:
          name: Run haml-lint
          command: bundle exec haml-lint app/views/
      - run:
          name: Run scss-lint
          command: bundle exec scss-lint app/assets/stylesheets/
  deploy:
    <<: *defaults
    steps:
      - checkout
      - *install_system_deps
      - *bundle_restore_cache
      - *bundle_install
      - add_ssh_keys:
          fingerprints:
            - "0a:67:42:7d:7e:b7:e1:3c:48:8f:bf:68:10:51:a8:44"
      - deploy:
          command: |
            if [ "${CIRCLE_BRANCH}" == "dev" ]; then
              bundle exec rake deploy_ha
            fi

            if [ "${CIRCLE_BRANCH}" == "master" ]; then
              bundle exec rake deploy_ha to=production
            fi

workflows:
  version: 2
  build_and_test:
    jobs:
      - build
      - test:
          requires:
            - build
      - lint:
          requires:
            - build
      - deploy:
          requires:
            - test
            - lint