---

version: "3.8"

volumes:
  postgres:
    name: ${POSTGRES_VOLUME_NAME:-postgres}

services:

  postgrest:
    container_name: ${POSTGREST_CONTAINER_NAME:-postgrest}
    image: ${POSTGREST_IMAGE:-postgrest/postgrest:v12.0.0}
    restart: always
    ports:
      - "3000:3000"
    # Available environment variables documented here:
    # https://postgrest.org/en/latest/configuration.html#environment-variables
    environment:
      # The standard connection URI format, documented at
      # https://www.postgresql.org/docs/current/static/libpq-connect.html#LIBPQ-CONNSTRING
      PGRST_DB_URI: postgres://${POSTGRES_USER}:${POSTGRES_PASSWORD}@postgres:5432/${POSTGRES_DB:?err}
      # The name of which database schema to expose to REST clients
      PGRST_DB_SCHEMA: ${DB_SCHEMA}
      # The database role to use when no client authentication is provided
      PGRST_DB_ANON_ROLE: ${DB_ANON_ROLE}
      # Overrides the base URL used within the OpenAPI self-documentation hosted at the API root path
      PGRST_OPENAPI_SERVER_PROXY_URI: http://localhost:3000
    depends_on:
      - postgres
    networks:
      - back-end

  postgrest-demo:
    container_name: postgrest-demo
    image: nginx:mainline-alpine
    ports:
      - "80:80"
    volumes:
      # anything in html directory is hosted via nginx
      - "./html:/usr/share/nginx/html"
    restart: always
    networks:
      - back-end

  postgres:
    container_name: ${POSTGRES_CONTAINER_NAME:-postgres}
    image: ${POSTGRES_IMAGE:-postgres:16.1-alpine}
    restart: always
    ports:
      - "5432:5432"
    environment:
      POSTGRES_USER: ${POSTGRES_USER:?err}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:?err}
      POSTGRES_DB: ${POSTGRES_DB:?err}
      DB_ANON_ROLE: ${DB_ANON_ROLE:?err}
      DB_SCHEMA: ${DB_SCHEMA:?err}
    volumes:
      - postgres:/var/lib/postgresql/data
      - "./initdb:/docker-entrypoint-initdb.d"
      - /etc/timezone:/etc/timezone:ro
      - /etc/localtime:/etc/localtime:ro
    networks:
      - back-end

  swagger:
    container_name: ${SWAGGER_CONTAINER_NAME:-swagger}
    image: ${SWAGGER_IMAGE:-swaggerapi/swagger-ui:v5.10.3}
    restart: always
    ports:
      - "8080:8080"
    environment:
      API_URL: http://localhost:3000/
    networks:
      - front-end
      - back-end

networks:
  front-end:
  back-end: