version: '3.8'

services:
  # PostgreSQL - 共用資料庫
  postgres:
    image: postgres:15-alpine
    container_name: tobiichiGPT-postgres
    restart: unless-stopped
    environment:
      POSTGRES_DB: tobiichiGPT
      POSTGRES_USER: tobiichi3227
      POSTGRES_PASSWORD: ${DB_PASSWORD}
    volumes:
      - /mnt/data/External/tobiichiGPT/db_data:/var/lib/postgresql/data
    networks:
      - tobiichiGPT-network
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U tobiichi3227"]
      interval: 10s
      timeout: 5s
      retries: 5

  # API 轉接層 - 偽裝 OpenAI API
  api:
    image: python:3.11-slim
    container_name: tobiichiGPT-api
    restart: unless-stopped
    ports:
      - "18000:8000"
    environment:
      - DB_HOST=postgres
      - DB_PORT=5432
      - DB_NAME=tobiichiGPT
      - DB_USER=tobiichi3227
      - DB_PASSWORD=${DB_PASSWORD}
    volumes:
      - /mnt/data/External/tobiichiGPT/api_data:/app
    working_dir: /app
    command: >
      sh -c "
      pip install --no-cache-dir -r requirements.txt &&
      python server.py
      "
    networks:
      - tobiichiGPT-network
    depends_on:
      postgres:
        condition: service_healthy

  # Open WebUI - 用戶對話介面
  openwebui:
    image: ghcr.io/open-webui/open-webui:main
    container_name: tobiichiGPT-ui
    restart: unless-stopped
    ports:
      - "10060:8080"
    environment:
      - DATABASE_URL=postgresql://tobiichi3227:${DB_PASSWORD}@postgres:5432/tobiichiGPT
      - WEBUI_AUTH=True
    volumes:
      - /mnt/data/External/tobiichiGPT/ui_data:/app/backend/data
    networks:
      - tobiichiGPT-network
    depends_on:
      postgres:
        condition: service_healthy

  # Redis - Chatwoot 依賴
  redis:
    image: redis:7-alpine
    container_name: tobiichiGPT-redis
    restart: unless-stopped
    volumes:
      - redis-data:/data
    networks:
      - tobiichiGPT-network

  # Chatwoot - 管理員對話介面
  chatwoot:
    image: chatwoot/chatwoot:latest
    container_name: tobiichiGPT-chatwoot
    restart: unless-stopped
    ports:
      - "13000:3000"
    environment:
      - NODE_ENV=production
      - REDIS_URL=redis://redis:6379
      - POSTGRES_HOST=postgres
      - POSTGRES_PORT=5432
      - POSTGRES_DATABASE=chatwoot
      - POSTGRES_USERNAME=tobiichi3227
      - POSTGRES_PASSWORD=${DB_PASSWORD}
      - SECRET_KEY_BASE=${CHATWOOT_SECRET_KEY}
      - INSTALLATION_NAME=TobiichiGPT
      - FORCE_SSL=false
      - RAILS_LOG_TO_STDOUT=true
    volumes:
      - chatwoot-data:/app/storage
    networks:
      - tobiichiGPT-network
    depends_on:
      - postgres
      - redis
    command: >
      sh -c "
      bundle exec rails db:chatwoot_prepare &&
      bundle exec rails s -b 0.0.0.0 -p 3000
      "

networks:
  tobiichiGPT-network:
    driver: bridge
    name: tobiichiGPT-network  # 固定網路名稱，讓 proxy stack 可以連接

volumes:
  redis-data:
  chatwoot-data: