services:

  db:
    image: timescale/timescaledb:2.26.1-pg18  
    restart: unless-stopped
    command:
      - postgres
      - -c
      - max_connections=${POSTGRES_MAX_CONNECTIONS:-300}
    environment:
      POSTGRES_DB: ems
      POSTGRES_USER: ${DB_USER}
      POSTGRES_PASSWORD: ${DB_PASSWORD}
    volumes:
      - db_data:/var/lib/postgresql/data
    ports:
      - "127.0.0.1:5432:5432"
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${DB_USER} -d ems"]
      interval: 10s
      timeout: 5s
      retries: 5

  flyway:
    image: flyway/flyway:12
    depends_on:
      db:
        condition: service_healthy
    environment:
      FLYWAY_URL: jdbc:postgresql://db:5432/ems
      FLYWAY_USER: ${DB_USER}
      FLYWAY_PASSWORD: ${DB_PASSWORD}
      FLYWAY_SCHEMAS: ems
      FLYWAY_LOCATIONS: filesystem:/flyway/sql/migration,filesystem:/flyway/sql/routines,filesystem:/flyway/sql/views
      FLYWAY_BASELINE_ON_MIGRATE: "false"
    command: migrate
    volumes:
      - ./db/migration:/flyway/sql/migration
      - ./db/routines:/flyway/sql/routines
      - ./db/views:/flyway/sql/views

  postgrest:
    image: postgrest/postgrest:v12.2.3
    restart: unless-stopped
    depends_on:
      db:
        condition: service_healthy
      flyway:
        condition: service_completed_successfully
    environment:
      PGRST_DB_URI: postgres://${DB_USER}:${DB_PASSWORD}@db:5432/ems
      PGRST_DB_SCHEMA: ems
      PGRST_DB_EXTRA_SEARCH_PATH: ems
      PGRST_DB_ANON_ROLE: ${POSTGREST_ANON_ROLE:-ems_anon}
      PGRST_JWT_SECRET: ${POSTGREST_JWT_SECRET}
      PGRST_SERVER_PORT: 3000
      PGRST_OPENAPI_SERVER_PROXY_URI: http://localhost/rest
    ports:
      - "127.0.0.1:3000:3000"

  backend:
    build: ./backend
    restart: unless-stopped
    depends_on:
      db:
        condition: service_healthy
      flyway:
        condition: service_completed_successfully
    env_file:
      - .env
    environment:
      TZ: Europe/Prague
      DB_HOST: db
      DB_PORT: "5432"
      POSTGRES_HOST: db
      POSTGRES_PORT: "5432"
      DB_NAME: ems
      DB_USER: ${DB_USER}
      DB_PASSWORD: ${DB_PASSWORD}
      OTE_API_URL: ${OTE_API_URL:-https://www.ote-cr.cz/cs/kratkodobe-trhy/elektrina/denni-trh/@@chart-data}
      EUR_CZK_RATE: ${EUR_CZK_RATE:-25.0}
      OPEN_METEO_API_URL: ${OPEN_METEO_API_URL:-https://api.open-meteo.com/v1/forecast}
      TELEMETRY_POLL_INTERVAL_SEC: ${TELEMETRY_POLL_INTERVAL_SEC:-60}
      PLANNING_HORIZON_HOURS: ${PLANNING_HORIZON_HOURS:-36}
      PLANNING_HP_MAX_COST_CZK_KWH: ${PLANNING_HP_MAX_COST_CZK_KWH:-3.0}
      LOXONE_USER: ${LOXONE_USER:-}
      LOXONE_PASSWORD: ${LOXONE_PASSWORD:-}
      POSTGREST_JWT_SECRET: ${POSTGREST_JWT_SECRET}
      POSTGREST_ANON_ROLE: ${POSTGREST_ANON_ROLE:-ems_anon}
    ports:
      - "127.0.0.1:8000:8000"
    volumes:
      - ./backend:/app

  frontend:
    build: ./frontend
    restart: unless-stopped
    ports:
      - "80:80"
    depends_on:
      - backend
      - postgrest

volumes:
  db_data:
    driver: local

# Explicitní podsíť – vyhne se vyčerpání výchozích Docker address pools při mnoha projektech.
# Pokud 172.28.240.0/24 koliduje s jinou sítí, změň subnet/gateway.
networks:
  default:
    name: ems-cursor_net
    driver: bridge
    ipam:
      config:
        - subnet: 172.28.240.0/24
          gateway: 172.28.240.1