services:
  postgres:
    image: postgres:18-alpine
    container_name: jobtracker-postgres
    environment:
      POSTGRES_DB: jobtracker
      POSTGRES_USER: jobtrackeru
      POSTGRES_PASSWORD: jobtracker1
    ports:
      - "5434:5432"
    volumes:
      - postgres18-data:/var/lib/postgresql
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U jobtrackeru -d jobtracker"]
      interval: 5s
      timeout: 5s
      retries: 5

  zookeeper:
    image: confluentinc/cp-zookeeper:7.6.1
    container_name: jobtracker-zookeeper
    environment:
      ZOOKEEPER_CLIENT_PORT: 2181
      ZOOKEEPER_TICK_TIME: 2000
    ports:
      - "2181:2181"
    healthcheck:
      # The Confluent image only enables the `srvr` four-letter command, so probe
      # with that rather than `ruok` (which is blocked and can never succeed).
      # A healthy standalone node replies with a line starting "Mode: standalone".
      test: ["CMD-SHELL", "echo srvr | nc -w 2 localhost 2181 | grep -q Mode"]
      interval: 10s
      timeout: 5s
      retries: 15
      start_period: 30s

  kafka:
    image: confluentinc/cp-kafka:7.6.1
    container_name: jobtracker-kafka
    depends_on:
      zookeeper:
        condition: service_healthy
    ports:
      - "9092:9092"
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
      KAFKA_ADVERTISED_LISTENERS: INTERNAL://kafka:29092,EXTERNAL://localhost:9092
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: INTERNAL:PLAINTEXT,EXTERNAL:PLAINTEXT
      KAFKA_INTER_BROKER_LISTENER_NAME: INTERNAL
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR: 1
      KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1
      KAFKA_AUTO_CREATE_TOPICS_ENABLE: "true"
      KAFKA_LISTENERS: INTERNAL://0.0.0.0:29092,EXTERNAL://0.0.0.0:9092
    healthcheck:
      test: ["CMD-SHELL", "kafka-topics --bootstrap-server localhost:29092 --list >/dev/null 2>&1"]
      interval: 10s
      timeout: 10s
      retries: 10
      start_period: 20s

  redis:
    image: redis:7-alpine
    container_name: jobtracker-redis
    command: ["redis-server", "--save", "60", "1", "--loglevel", "warning"]
    ports:
      - "6379:6379"
    volumes:
      - redis-data:/data
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 5s
      timeout: 3s
      retries: 5

  application-service:
    build:
      context: ./application-service
      network: host
    container_name: application-service
    ports:
      - "8081:8081"
    environment:
      DB_HOST: postgres
      DB_PORT: 5432
      DB_NAME: jobtracker
      DB_USER: jobtrackeru
      DB_PASSWORD: jobtracker1
      KAFKA_BOOTSTRAP_SERVERS: kafka:29092
      TRACING_SAMPLING_PROBABILITY: 0.0
    depends_on:
      postgres:
        condition: service_healthy
      kafka:
        condition: service_healthy

  notification-service:
    build:
      context: ./notification-service
      network: host
    container_name: notification-service
    ports:
      - "8082:8082"
    environment:
      KAFKA_BOOTSTRAP_SERVERS: kafka:29092
      FOLLOW_UP_REMINDER_DELAY: 2m
      INTERVIEW_PREP_REMINDER_DELAY: 1m
      OFFER_FOLLOW_UP_REMINDER_DELAY: 3m
      NOTIFICATION_SCHEDULER_POOL_SIZE: 2
      TRACING_SAMPLING_PROBABILITY: 0.0
    depends_on:
      kafka:
        condition: service_healthy

  analytics-service:
    build:
      context: ./analytics-service
      network: host
    container_name: analytics-service
    ports:
      - "8083:8083"
    environment:
      KAFKA_BOOTSTRAP_SERVERS: kafka:29092
      REDIS_HOST: redis
      REDIS_PORT: 6379
      TRACING_SAMPLING_PROBABILITY: 0.0
    depends_on:
      kafka:
        condition: service_healthy
      redis:
        condition: service_healthy

  frontend:
    build:
      context: ./frontend
      network: host
    container_name: jobtracker-frontend
    ports:
      - "8080:80"
    depends_on:
      - application-service
      - notification-service
      - analytics-service

volumes:
  postgres18-data:
  redis-data: