# Shared config for all dagster services
x-dagster: &dagster-common
  env_file: .env
  environment:
    DAGSTER_HOME: /app/dagster_home
    MLFLOW_TRACKING_URI: http://mlflow:5000
  depends_on:
    postgres:
      condition: service_healthy
  restart: unless-stopped

services:
  # Metadata storage and dbt target
  postgres:
    image: postgres:16
    container_name: postgres
    restart: unless-stopped
    env_file: .env
    environment:
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
      POSTGRES_DB: ${POSTGRES_DB}
    volumes:
      - postgres-data:/var/lib/postgresql/data
    ports:
      - "5432:5432"
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER}"]
      interval: 10s
      timeout: 5s
      retries: 5

  # User code gRPC server
  dagster-usercode:
    <<: *dagster-common
    build:
      context: .
      target: usercode
    container_name: dagster-usercode
    command:
      ["dagster", "api", "grpc", "-h", "0.0.0.0", "-p", "4000", "-m", "data_platform.definitions"]
    volumes:
      - dbt-target:/app/dbt/target
      - elementary-reports:/app/dbt/edr_target
    expose:
      - "4000"
    healthcheck:
      test: ["CMD", "dagster", "api", "grpc-health-check", "-p", "4000"]
      interval: 15s
      timeout: 10s
      retries: 5
      start_period: 30s

  # Web UI
  dagster-webserver:
    <<: *dagster-common
    build:
      context: .
      target: dagster-infra
    container_name: dagster-webserver
    command:
      ["dagster-webserver", "-h", "0.0.0.0", "-p", "3000", "-w", "/app/dagster_home/workspace.yaml"]
    ports:
      - "3000:3000"
    depends_on:
      dagster-usercode:
        condition: service_healthy

  # Schedules, sensors and run queuing
  dagster-daemon:
    <<: *dagster-common
    build:
      context: .
      target: dagster-infra
    container_name: dagster-daemon
    command: ["dagster-daemon", "run", "-w", "/app/dagster_home/workspace.yaml"]
    depends_on:
      dagster-usercode:
        condition: service_healthy

  # pgAdmin web UI
  pgadmin:
    image: dpage/pgadmin4:latest
    container_name: pgadmin
    restart: unless-stopped
    env_file: .env
    environment:
      PGADMIN_DEFAULT_EMAIL: ${PGADMIN_EMAIL}
      PGADMIN_DEFAULT_PASSWORD: ${PGADMIN_PASSWORD}
    volumes:
      - pgadmin-data:/var/lib/pgadmin
      - ./pgadmin/servers.json:/pgadmin4/servers.json:ro
    ports:
      - "5050:80"
    depends_on:
      postgres:
        condition: service_healthy

  # MLflow experiment tracking server
  mlflow:
    image: python:3.12-slim
    container_name: mlflow
    restart: unless-stopped
    env_file: .env
    entrypoint: ["sh", "/mlflow/start.sh"]
    volumes:
      - mlflow-artifacts:/mlflow/artifacts
      - ./mlflow/start.sh:/mlflow/start.sh:ro
    ports:
      - "5000:5000"
    depends_on:
      postgres:
        condition: service_healthy

  # Elementary data observability report
  elementary-web:
    image: nginx:alpine
    container_name: elementary-web
    restart: unless-stopped
    volumes:
      - elementary-reports:/usr/share/nginx/html:ro
      - ./nginx/elementary.conf:/etc/nginx/conf.d/default.conf:ro
    ports:
      - "8080:80"

volumes:
  postgres-data:
  dbt-target:
  pgadmin-data:
  elementary-reports:
  mlflow-artifacts: