---

version: '3.8'

services:
  db:
    image: postgres:15-alpine
    env_file:
      - ./db/.db.env
    ports:
      - "5433:5432"  # На хосте используем 5433, если 5432 занят вашей Windows
    volumes:
      - pg_data:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U postgres"]
      interval: 5s
      timeout: 5s
      retries: 5

  db-init:
    build: ./backend
    env_file:
      - ./db/.db.env
    # Мапим localhost внутрь контейнера на IP-адрес контейнера db
    extra_hosts:
      - "localhost:db"
    depends_on:
      db:
        condition: service_healthy
    command: sh -c "python init_db.py && python init_data.py"

  backend:
    build: ./backend
    env_file:
      - ./db/.db.env
    # Точно так же перенаправляем localhost бэкенда на контейнер db
    extra_hosts:
      - "localhost:db"
    depends_on:
      db-init:
        condition: service_completed_successfully
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:8000/"]
      interval: 5s
      timeout: 5s
      retries: 5

  frontend:
    image: nginx:alpine
    ports:
      - "8189:80"
    volumes:
      - ./frontend/nginx.conf:/etc/nginx/conf.d/default.conf:ro
      - ./frontend/styles.css:/usr/share/nginx/html/static/styles.css:ro
    depends_on:
      backend:
        condition: service_healthy

volumes:
  pg_data: