# infra/docker-compose.yml
version: '3.8'

services:
  # Node 1: Primary Node (Bootstrap)
  cockroach-1:
    image: cockroachdb/cockroach:latest
    container_name: cockroach-1
    command: start --insecure --host=cockroach-1 --listen-addr=cockroach-1:26257 --advertise-addr=cockroach-1:26257 --join=cockroach-1:26257,cockroach-2:26257,cockroach-3:26257
    restart: always
    volumes:
      - cockroach1:/cockroach/data
    ports:
      - "26257:26257" # Default SQL Port
      - "8080:8080"  # Web UI Port (สำหรับดูสถานะ Cluster)

  # Node 2: Joining Node
  cockroach-2:
    image: cockroachdb/cockroach:latest
    container_name: cockroach-2
    command: start --insecure --host=cockroach-2 --listen-addr=cockroach-2:26257 --advertise-addr=cockroach-2:26257 --join=cockroach-1:26257,cockroach-2:26257,cockroach-3:26257
    restart: always
    volumes:
      - cockroach2:/cockroach/data

  # Node 3: Joining Node
  cockroach-3:
    image: cockroachdb/cockroach:latest
    container_name: cockroach-3
    command: start --insecure --host=cockroach-3 --listen-addr=cockroach-3:26257 --advertise-addr=cockroach-3:26257 --join=cockroach-1:26257,cockroach-2:26257,cockroach-3:26257
    restart: always
    volumes:
      - cockroach3:/cockroach/data

  # 4. Init Cluster (ตั้งค่าครั้งแรก)
  init-cluster:
    image: cockroachdb/cockroach:latest
    container_name: init-cluster
    command: init --insecure --host=cockroach-1:26257
    depends_on:
      - cockroach-1
      - cockroach-2
      - cockroach-3
    # ตั้งค่าให้ Container ตายหลังจากรัน init เสร็จ (ไม่รันซ้ำ)
    restart: "no"

  # Backend/API (DRF)
  backend:
    build:
      context: ../backend
      dockerfile: Dockerfile
    volumes:
      - ../backend:/app
    ports:
      - "8000:8000"
    # เปลี่ยนให้พึ่งพา Node ฐานข้อมูลโดยตรง (เพราะ entrypoint script จะจัดการการรอ)
    depends_on:
      - cockroach-1
      - cockroach-2
      - cockroach-3
    environment:
      DB_HOST: cockroach-1
      DB_PORT: 26257
      DB_NAME: my_db
      DB_USER: root
      DB_PASSWORD: ''

volumes:
      cockroach1:
      cockroach2:
      cockroach3: