version: 2
jobs:
  # Run tests
  test:
    working_directory: ~/novi
    docker:
      - image: circleci/node:10
      - image: postgres:alpine
        environment:
          POSTGRES_USER: root
          POSTGRES_DB: loopback_test
    environment:
      DATABASE_URL: 'pgsql://root:@127.0.0.1:5432/loopback_test'
    steps:
      - checkout
      - run:
          name: prepare database
          command: |
            sudo apt-get install postgresql-client
            psql -h 127.0.0.1 -U root loopback_test < devops/docker/sql/0-structure.sql
            psql -h 127.0.0.1 -U root loopback_test < devops/docker/sql/1-data.sql

      - restore_cache:
          key: dependency-cache-{{ checksum "package.json" }}
      - run:
          name: install-npm
          command: npm install
      - save_cache:
          key: dependency-cache-{{ checksum "package.json" }}
          paths:
            - ./node_modules

      - run:
          name: seed database
          command: npm run build && npm run seed

      - run:
          name: test
          command: npm run test
          environment:
            HOST: '127.0.0.1'
            PORT: '3000'

  # Deploy the image
  deploy:
    docker:
      - image: docker
    environment:
      APP_NAME: app_name
    steps:
      - checkout
      - run:
          name: Build production docker image
          command: docker build --rm=false -t registry.heroku.com/${APP_NAME}/web:latest -f ./devops/docker/prod/Dockerfile

      - run:
          name: Push image to heroku
          command: |
            docker login --email=${HEROKU_LOGIN} --username=${HEROKU_LOGIN} --password=${HEROKU_API_KEY} registry.heroku.com
            docker push registry.heroku.com/${APP_NAME}/web:latest

# Define the workflow
workflows:
  version: 2
  test-build:
    jobs:
      - test
      - deploy:
          filters:
            branches:
              only:
                - master
            tags:
              only: /^v[0-9]+(\.[0-9]+)*$/
          requires:
            - test