#!/usr/bin/env python3
"""
WebSocket完整功能测试服务
验证所有WebSocket组件的正常工作
"""
import asyncio
import json
import time
from datetime import datetime
from app.core.websocket.manager import websocket_manager
from app.core.websocket.channel import ChannelMessage
from app.utils.structured_log import get_structured_logger, LogLevel

logger = get_structured_logger(__name__, LogLevel.DEBUG)


class WebSocketCompleteTest:
    """WebSocket完整功能测试类"""
    
    def __init__(self):
        self.test_results = []
        self.test_client_name = "test_complete_client"
        self.test_url = "ws://localhost:8080/ws"
        
    async def run_all_tests(self):
        """运行所有测试"""
        logger.info("开始WebSocket完整功能测试")
        
        try:
            await self.test_create_client_and_channels()
            await self.test_connect_client()
            await self.test_send_messages()
            await self.test_receive_message_processing()
            await self.test_heartbeat_functionality()
            await self.test_priority_control()
            await self.test_disconnect_client()
            await self.test_cleanup()
            self.print_test_results()
            
        except Exception as e:
            logger.error(f"测试过程中发生异常: {e}")
            self.add_test_result("整体测试", False, f"异常: {e}")
            self.print_test_results()
    
    async def test_create_client_and_channels(self):
        """测试1：创建客户端和Channel"""
        logger.info("测试1：创建客户端和Channel")
        
        try:
            client = await websocket_manager.create_client(
                name=self.test_client_name,
                url=self.test_url,
                heartbeat_interval=5
            )
            
            if client:
                self.add_test_result("创建客户端", True, "客户端创建成功")
            else:
                self.add_test_result("创建客户端", False, "客户端创建失败")
                return
            
            channels = websocket_manager.get_client_channels(self.test_client_name)
            expected_channels = [
                f"{self.test_client_name}_send",
                f"{self.test_client_name}_heartbeat", 
                f"{self.test_client_name}_receive"
            ]
            
            channel_names = list(channels.keys())
            if all(name in channel_names for name in expected_channels):
                self.add_test_result("创建Channel", True, f"所有Channel创建成功: {channel_names}")
            else:
                self.add_test_result("创建Channel", False, f"Channel创建不完整: {channel_names}")
                
        except Exception as e:
            self.add_test_result("创建客户端和Channel", False, f"异常: {e}")
    
    async def test_connect_client(self):
        """测试2：连接客户端"""
        logger.info("测试2：连接客户端")
        
        try:
            success = await websocket_manager.connect_client(self.test_client_name)
            
            if success:
                self.add_test_result("连接客户端", True, "客户端连接成功")
                
                client = websocket_manager.get_client(self.test_client_name)
                if client and client.is_connected:
                    self.add_test_result("客户端状态", True, "客户端已连接")
                else:
                    self.add_test_result("客户端状态", False, "客户端未连接")
            else:
                self.add_test_result("连接客户端", False, "客户端连接失败")
                
        except Exception as e:
            self.add_test_result("连接客户端", False, f"异常: {e}")
    
    async def test_send_messages(self):
        """测试3：发送消息"""
        logger.info("测试3：发送消息")
        
        try:
            data_message = {
                "command": "test",
                "data": {"message": "Hello WebSocket"}
            }
            
            success = await websocket_manager.send_message(
                client_name=self.test_client_name,
                message_type="data",
                data=data_message,
                priority=0
            )
            
            if success:
                self.add_test_result("发送数据消息", True, "数据消息发送成功")
            else:
                self.add_test_result("发送数据消息", False, "数据消息发送失败")
            
            command_message = {
                "action": "ping",
                "timestamp": datetime.now().isoformat()
            }
            
            success = await websocket_manager.send_message(
                client_name=self.test_client_name,
                message_type="command",
                data=command_message,
                priority=1
            )
            
            if success:
                self.add_test_result("发送命令消息", True, "命令消息发送成功")
            else:
                self.add_test_result("发送命令消息", False, "命令消息发送失败")
                
        except Exception as e:
            self.add_test_result("发送消息", False, f"异常: {e}")
    
    async def test_receive_message_processing(self):
        """测试4：接收消息处理"""
        logger.info("测试4：接收消息处理")
        
        try:
            receive_channel = websocket_manager.get_channel(f"{self.test_client_name}_receive")
            
            if receive_channel:
                test_message = ChannelMessage(
                    type="test_response",
                    data={
                        "status": "success",
                        "message": "Test response received"
                    },
                    priority=0
                )
                
                success = await receive_channel.send_message(test_message)
                
                if success:
                    self.add_test_result("接收消息处理", True, "测试消息已添加到接收Channel")
                    
                    await asyncio.sleep(0.5)
                    
                    if receive_channel.queue_size == 0:
                        self.add_test_result("消息处理", True, "消息已被接收处理器处理")
                    else:
                        self.add_test_result("消息处理", False, f"消息未被处理，队列大小: {receive_channel.queue_size}")
                else:
                    self.add_test_result("接收消息处理", False, "无法添加测试消息到接收Channel")
            else:
                self.add_test_result("接收消息处理", False, "接收Channel不存在")
                
        except Exception as e:
            self.add_test_result("接收消息处理", False, f"异常: {e}")
    
    async def test_heartbeat_functionality(self):
        """测试5：心跳功能"""
        logger.info("测试5：心跳功能")
        
        try:
            is_running = websocket_manager._heartbeat_manager.is_heartbeat_running(self.test_client_name)
            
            if is_running:
                self.add_test_result("心跳任务状态", True, "心跳任务正在运行")
            else:
                self.add_test_result("心跳任务状态", False, "心跳任务未运行")
            
            success = await websocket_manager.send_heartbeat(self.test_client_name)
            
            if success:
                self.add_test_result("手动发送心跳", True, "心跳发送成功")
            else:
                self.add_test_result("手动发送心跳", False, "心跳发送失败")
                
        except Exception as e:
            self.add_test_result("心跳功能", False, f"异常: {e}")
    
    async def test_priority_control(self):
        """测试6：优先级控制"""
        logger.info("测试6：优先级控制")
        
        try:
            send_channel = websocket_manager.get_channel(f"{self.test_client_name}_send")
            heartbeat_channel = websocket_manager.get_channel(f"{self.test_client_name}_heartbeat")
            
            if send_channel and heartbeat_channel:
                high_priority_message = ChannelMessage(
                    type="high_priority",
                    data={"priority": "high"},
                    priority=1
                )
                
                success = await send_channel.send_message(high_priority_message)
                
                if success:
                    self.add_test_result("高优先级消息", True, "高优先级消息添加成功")
                    
                    if send_channel.priority_queue_size > 0:
                        self.add_test_result("优先级队列", True, "消息正确进入优先级队列")
                    else:
                        self.add_test_result("优先级队列", False, "消息未进入优先级队列")
                else:
                    self.add_test_result("高优先级消息", False, "高优先级消息添加失败")
            else:
                self.add_test_result("优先级控制", False, "发送Channel或心跳Channel不存在")
                
        except Exception as e:
            self.add_test_result("优先级控制", False, f"异常: {e}")
    
    async def test_disconnect_client(self):
        """测试7：断开连接"""
        logger.info("测试7：断开连接")
        
        try:
            success = await websocket_manager.disconnect_client(self.test_client_name)
            
            if success:
                self.add_test_result("断开连接", True, "客户端断开成功")
                
                client = websocket_manager.get_client(self.test_client_name)
                if client and not client.is_connected:
                    self.add_test_result("断开状态", True, "客户端已断开连接")
                else:
                    self.add_test_result("断开状态", False, "客户端仍处于连接状态")
            else:
                self.add_test_result("断开连接", False, "客户端断开失败")
                
        except Exception as e:
            self.add_test_result("断开连接", False, f"异常: {e}")
    
    async def test_cleanup(self):
        """测试8：清理资源"""
        logger.info("测试8：清理资源")
        
        try:
            success = await websocket_manager.remove_client(self.test_client_name)
            
            if success:
                self.add_test_result("移除客户端", True, "客户端移除成功")
                
                client = websocket_manager.get_client(self.test_client_name)
                if client is None:
                    self.add_test_result("客户端清理", True, "客户端已完全移除")
                else:
                    self.add_test_result("客户端清理", False, "客户端仍存在")
            else:
                self.add_test_result("移除客户端", False, "客户端移除失败")
                
        except Exception as e:
            self.add_test_result("清理资源", False, f"异常: {e}")
    
    def add_test_result(self, test_name: str, success: bool, message: str):
        """添加测试结果"""
        result = {
            "test_name": test_name,
            "success": success,
            "message": message,
            "timestamp": datetime.now().isoformat()
        }
        self.test_results.append(result)
        
        status = "✅ 通过" if success else "❌ 失败"
        logger.info(f"{status} {test_name}: {message}")
    
    def print_test_results(self):
        """打印测试结果"""
        print("\n" + "="*60)
        print("WebSocket完整功能测试结果")
        print("="*60)
        
        passed = 0
        failed = 0
        
        for result in self.test_results:
            status = "✅ 通过" if result["success"] else "❌ 失败"
            print(f"{status} {result['test_name']}: {result['message']}")
            
            if result["success"]:
                passed += 1
            else:
                failed += 1
        
        print("\n" + "-"*60)
        print(f"总计: {len(self.test_results)} 个测试")
        print(f"通过: {passed} 个")
        print(f"失败: {failed} 个")
        print(f"成功率: {passed/len(self.test_results)*100:.1f}%" if self.test_results else "0%")
        
        if failed == 0:
            print("\n🎉 所有测试通过！WebSocket架构工作正常。")
        else:
            print(f"\n⚠️  有 {failed} 个测试失败，需要检查相关功能。")
        
        print("="*60)


async def main():
    """主函数"""
    print("WebSocket完整功能测试服务")
    print("="*60)
    
    test = WebSocketCompleteTest()
    await test.run_all_tests()


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