version: 2
jobs:
  build:
    parallelism: 3
    docker:
      - image: circleci/ruby:2.6.6
        environment:
          BUNDLE_JOBS: 3
          BUNDLE_RETRY: 3
          BUNDLE_PATH: vendor/bundle

    steps:
      - checkout

      - run:
          name: install Bundler
          command: |
            echo 'export BUNDLER_VERSION=$(cat Gemfile.lock | tail -1 | tr -d " ")' >> $BASH_ENV
            source $BASH_ENV
            gem install bundler

      - run:
          name: Which bundler?
          command: bundle -v

      - restore_cache:
          keys:
            - gem-sample-{{ checksum "Gemfile.lock" }}
            - gem-sample-

      - run:
          name: Bundle Install
          command: bundle check --path vendor/bundle || bundle install --deployment

      - save_cache:
          key: gem-sample-{{ checksum "Gemfile.lock" }}
          paths:
            - vendor/bundle

      - run:
          name: run rubocop
          command: |
            bundle exec rubocop
      - run:
          name: Run rspec in parallel
          command: |
            bundle exec rspec --profile 10 \
                              --format RspecJunitFormatter \
                              --out test_results/rspec.xml \
                              --format progress \
                              $(circleci tests glob "spec/**/*_spec.rb" | circleci tests split --split-by=timings)
      - store_test_results:
          path: test_results
      - store_artifacts:
          path: test_results
          destination: test-results
      - store_artifacts:
          path: coverage
          destination: coverage-results
  deploy:
    docker:
      - image: circleci/ruby:2.6.6

    steps:
      - checkout

      - run:
          name: install Bundler
          command: |
            echo 'export BUNDLER_VERSION=$(cat Gemfile.lock | tail -1 | tr -d " ")' >> $BASH_ENV
            source $BASH_ENV
            gem install bundler
      - run:
          name: Which bundler?
          command: bundle -v

      - restore_cache:
          keys:
            - gem-deploy-{{ checksum "Gemfile.lock" }}
            - gem-deploy-

      - run:
          name: Bundle Install
          command: bundle check --path vendor/bundle || bundle install

      - save_cache:
          key: gem-deploy-{{ checksum "Gemfile.lock" }}
          paths:
            - vendor/bundle

workflows:
  version: 2
  build-and-deploy:
    jobs:
      - build
      - deploy:
          requires:
            - build
          filters:
            branches:
              only: master