version: "3.7"
services:
##############################
# Back-End Container
##############################
  backend:
    container_name: mern_backend
    build:
      context: ./backend/
      target: development
    restart: always
    expose:
      - "9000"
    environment:
      - NODE_PATH=/home/node/node_modules
      - MONGO_URI=mongodb://root:example@mern_db:27017/example-database
      - NODE_ENV=development
      - DEBUG=app
      - PORT=9000
    ports:
      - "9000:9000"
    volumes:
      - "./backend/:/home/node/app/"
      - /home/node/node_modules/
    depends_on:
      - db
    networks:
      - server
##############################
# MongoDB Container
##############################
  db:
    container_name: mern_db
    image: mongo
    restart: always
    environment:
      - MONGO_PORT=27017
      - MONGO_INITDB_ROOT_USERNAME=root
      - MONGO_INITDB_ROOT_PASSWORD=example
      - MONGO_INITDB_DATABASE=example-database
    volumes:
      - dbdata:/data/db/
    networks:
      - server
networks:
  server:
volumes:
  dbdata:

mongoose.connect((process.env.MONGO_URI), { useNewUrlParser: true });