"""
IoT模块测试脚本
用于验证MQTT适配器、设备管理器和API功能
"""

import asyncio
import json
import sys
import os

# 添加项目根目录到Python路径
sys.path.append(os.path.dirname(os.path.abspath(__file__)))

from src.iot.device_manager import DeviceManager
from src.iot.mqtt_adapter import MqttAdapter
from src.iot.device_controller import DeviceController
from src.iot.models import DeviceType, DeviceStatus


async def test_device_manager():
    """测试设备管理器"""
    print("=== 测试设备管理器 ===")
    
    device_manager = DeviceManager()
    
    # 注册设备
    device_data = {
        'device_sn': 'LL-001',
        'device_type': 'flow_meter',
        'name': '流量计-001',
        'description': 'A区入口流量计',
        'area': 'A区',
        'position': '入口处',
        'manufacturer': '华为',
        'model': 'LL-100'
    }
    
    device = device_manager.register_device(device_data)
    print(f"注册设备: {device.device_sn} - {device.name}")
    
    # 获取设备
    retrieved_device = device_manager.get_device('LL-001')
    print(f"获取设备: {retrieved_device.name}")
    
    # 更新设备
    updated_device = device_manager.update_device('LL-001', {'status': DeviceStatus.ONLINE})
    print(f"更新设备状态: {updated_device.status}")
    
    # 列出设备
    devices = device_manager.list_devices()
    print(f"设备列表: {len(devices)}个设备")
    
    # 更新设备影子
    device_manager.update_device_shadow('LL-001', {'temperature': 25.5, 'pressure': 0.8})
    shadow = device_manager.get_device_shadow('LL-001')
    print(f"设备影子: {shadow.state}")
    
    # 获取统计信息
    stats = device_manager.get_device_statistics()
    print(f"设备统计: {stats}")
    
    print("设备管理器测试完成\n")


async def test_mqtt_adapter():
    """测试MQTT适配器"""
    print("=== 测试MQTT适配器 ===")
    
    # 创建MQTT适配器（不实际连接）
    mqtt_adapter = MqttAdapter(
        broker_host="localhost",
        broker_port=1883,
        client_id="test-client"
    )
    
    # 测试消息发布
    test_payload = {"message": "Hello IoT", "timestamp": "2024-01-01T00:00:00"}
    success = mqtt_adapter.publish("test/topic", test_payload)
    print(f"消息发布测试: {'成功' if success else '失败'}")
    
    # 测试连接状态
    status = mqtt_adapter.get_connection_status()
    print(f"MQTT状态: {status}")
    
    print("MQTT适配器测试完成\n")


async def test_device_controller():
    """测试设备控制器"""
    print("=== 测试设备控制器 ===")
    
    # 创建组件
    device_manager = DeviceManager()
    mqtt_adapter = MqttAdapter()
    device_controller = DeviceController(device_manager, mqtt_adapter)
    
    # 注册一些测试设备
    test_devices = [
        {
            'device_sn': 'LL-001',
            'device_type': 'flow_meter',
            'name': '流量计-001',
            'area': 'A区',
            'manufacturer': '华为'
        },
        {
            'device_sn': 'YL-001',
            'device_type': 'pressure_meter',
            'name': '压力表-001',
            'area': 'B区',
            'manufacturer': '西门子'
        }
    ]
    
    for device_data in test_devices:
        device_manager.register_device(device_data)
    
    # 模拟API请求
    print("测试设备注册:")
    print(f"已注册设备数量: {len(device_manager.devices)}")
    
    # 模拟设备发现
    discovered = device_manager.discover_devices()
    print(f"发现设备数量: {len(discovered)}")
    
    print("设备控制器测试完成\n")


async def main():
    """主测试函数"""
    print("开始 IoT 模块测试...\n")
    
    try:
        # 测试各个组件
        await test_device_manager()
        await test_mqtt_adapter()
        await test_device_controller()
        
        print("✅ 所有测试完成！")
        
    except Exception as e:
        print(f"❌ 测试失败: {e}")
        import traceback
        traceback.print_exc()


if __name__ == "__main__":
    asyncio.run(main())