docker-compose.yml

services:
  postgres:
    image: postgis/postgis:15-3.3
    container_name: adv_prog_spatial_db
    environment:
      POSTGRES_USER: user
      POSTGRES_PASSWORD: password
      POSTGRES_DB: bkk_transit
    ports:
      - "5433:5432"
    volumes:
      - pgdata:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U user -d bkk_transit"]
      interval: 5s
      timeout: 5s
      retries: 5

  kafka:
    image: apache/kafka:latest
    container_name: adv_prog_kafka
    environment:
      - KAFKA_NODE_ID=1
      - KAFKA_PROCESS_ROLES=broker,controller
      - KAFKA_LISTENERS=PLAINTEXT://0.0.0.0:9092,CONTROLLER://0.0.0.0:9093
      - KAFKA_ADVERTISED_LISTENERS=PLAINTEXT://kafka:9092
      - KAFKA_CONTROLLER_LISTENER_NAMES=CONTROLLER
      - KAFKA_CONTROLLER_QUORUM_VOTERS=1@kafka:9093
      - KAFKA_LISTENER_SECURITY_PROTOCOL_MAP=CONTROLLER:PLAINTEXT,PLAINTEXT:PLAINTEXT
      - KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR=1
      - KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR=1
      - KAFKA_TRANSACTION_STATE_LOG_MIN_ISR=1
    ports:
      - "9094:9092"

  ingestion-worker:
    build: ./worker 
    container_name: adv_prog_ingestion
    env_file:
      - .env
    environment:
      - POSTGRES_URL=postgresql://user:password@postgres:5432/bkk_transit
      - KAFKA_BROKER=kafka:9092
    depends_on:
      postgres:
        condition: service_healthy
      kafka:
        condition: service_started
    volumes:
      - ./worker:/app 
    command: >
      bash -c "python -u main.py && python -u realtime_worker.py"

  api-service:
    build: ./api
    container_name: adv_prog_api
    ports:
      - "8000:8000"
    environment:
      - POSTGRES_URL=postgresql://user:password@postgres:5432/bkk_transit
      - KAFKA_BROKER=kafka:9092
    depends_on:
      postgres:
        condition: service_healthy
      kafka:
        condition: service_started
    volumes:
      # Mounts local api folder for hot-reloading during development
      - ./api:/app
    # Uvicorn is the ASGI server that runs FastAPI with WebSockets
    command: uvicorn main:app --host 0.0.0.0 --port 8000 --reload

volumes:
  pgdata: