version: '2'
services:
  db:
    image: postgres
    ports:
     - 5432:5432
    environment:
     - POSTGRES_USER=postgres
     - POSTGRES_PASSWORD=postgres
  # You definitly need some tools to visualize/edit/debug your database right?
  yourprojectname-pgadmin:
    image: dpage/pgadmin4
    ports:
      - 8888:80
    environment:
      - PGADMIN_DEFAULT_EMAIL=user@domain.com
      - PGADMIN_DEFAULT_PASSWORD=SuperSecret
    links:
      # SERVICE:ALIAS
      # Link your db service to database domain, so that in pgadmin you can use postgres://database:5432... to access your db
      - "db:database"
  # your go enviroment
  workspace:
    image: golang:1.10
    # why we need a container_name here? just easy for you to attach
    container_name: workspace
    ports:
      - 8080:80
    volumes:
      # attach folder of your project in local filesystem to this container
      - ".:{your path}"
    environment:
      - PGURL=postgres://postgres:postgres@database:5432/postgres?sslmode=disable
      - PORT=80
    # change the path to your project root here so that once you attach this container, you will be in the project root
    command: bash -c "cd /go/src/... && bash"
    stdin_open: true
    tty: true
    links:
      # so that this container can access your database service using postgres://database...
      - "db:database"