on: [push]

jobs:
  build:
    runs-on: ubuntu-latest
    
    container:
      image:  node:10.16-jessie

    services:
      postgres:
        image: postgres:10.8
        env:
          POSTGRES_USER: postgres
          POSTGRES_PASSWORD: postgres
          POSTGRES_DB: postgres
        ports:
        - 5432:5432
        # needed because the postgres container does not provide a healthcheck
        options: --health-cmd pg_isready --health-interval 10s --health-timeout 5s --health-retries 5

      redis:
        image: redis
        ports:
        - 6379:6379

    steps:
    - uses: actions/checkout@v1     
    - run: npm ci
      working-directory: ./postgres
    - run: node client.js
      working-directory: ./postgres
      env:
        # use postgres for the host here because we have specified a contaienr for the job.
        # If we were running the job on the VM this would be localhost
        POSTGRES_HOST: postgres
        POSTGRES_PORT: ${{ job.services.postgres.ports[5432] }}