1225 lines
51 KiB
Python
1225 lines
51 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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AppServer类 - 主应用服务器
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实现Flask和SocketIO服务，替代app.py功能
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"""
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import os
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import sys
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import json
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import time
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import threading
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from datetime import datetime
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from flask import Flask, jsonify
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from flask import request as flask_request
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from flask_cors import CORS
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import logging
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from flask_socketio import SocketIO, emit
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import configparser
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import argparse
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# 添加当前目录到路径
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sys.path.append(os.path.dirname(os.path.abspath(__file__)))
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# 导入模块
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from database import DatabaseManager
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from utils import config as app_config
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# 导入设备管理器
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try:
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from devices.camera_manager import CameraManager
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from devices.imu_manager import IMUManager
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from devices.pressure_manager import PressureManager
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from devices.femtobolt_manager import FemtoBoltManager
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from devices.device_coordinator import DeviceCoordinator
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from devices.utils.config_manager import ConfigManager
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except ImportError:
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# 如果上面的导入失败，尝试直接导入
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from camera_manager import CameraManager
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import imu_manager
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import pressure_manager
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import femtobolt_manager
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import device_coordinator
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from utils import config_manager
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IMUManager = imu_manager.IMUManager
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PressureManager = pressure_manager.PressureManager
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FemtoBoltManager = femtobolt_manager.FemtoBoltManager
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DeviceCoordinator = device_coordinator.DeviceCoordinator
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ConfigManager = config_manager.ConfigManager
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class AppServer:
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"""主应用服务器类"""
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def __init__(self, host='localhost', port=5000, debug=False):
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"""
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初始化应用服务器
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Args:
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host: 服务器主机
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port: 服务器端口
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debug: 调试模式
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"""
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self.host = host
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self.port = port
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self.debug = debug
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# 初始化日志
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self._init_logging()
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# Flask应用
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self.app = Flask(__name__)
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self.app.config['SECRET_KEY'] = 'body-balance-detection-system-2024'
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# SocketIO
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self._init_socketio()
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# CORS配置
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CORS(self.app, origins='*', supports_credentials=True,
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allow_headers=['Content-Type', 'Authorization'],
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methods=['GET', 'POST', 'PUT', 'DELETE', 'OPTIONS'])
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# 配置管理
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self._init_config()
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# 全局变量
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self.db_manager = None
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self.current_detection = None
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self.detection_thread = None
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# 数据推送状态
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self.is_pushing_data = False
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# 设备管理器
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self.config_manager = None
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self.device_coordinator = None
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self.device_managers = {
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'camera': None,
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'femtobolt': None,
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'imu': None,
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'pressure': None
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}
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# 注册路由和事件
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self._register_routes()
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self._register_socketio_events()
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def _init_logging(self):
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"""初始化日志配置"""
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# 日志目录
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if getattr(sys, 'frozen', False):
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# 打包后的可执行文件
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log_dir = os.path.join(os.path.dirname(sys.executable), 'logs')
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else:
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# 开发环境
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log_dir = 'logs'
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# 创建日志目录
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os.makedirs(log_dir, exist_ok=True)
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log_file = os.path.join(log_dir, 'backend.log')
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# 配置日志
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logging.basicConfig(
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level=logging.INFO,
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format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
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handlers=[
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logging.FileHandler(log_file, encoding='utf-8'),
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logging.StreamHandler()
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]
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)
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self.logger = logging.getLogger(__name__)
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def _init_socketio(self):
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"""初始化SocketIO"""
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try:
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self.socketio = SocketIO(
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self.app,
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cors_allowed_origins='*',
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async_mode='threading',
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#async_mode='eventlet',
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logger=False,
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engineio_logger=False,
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ping_timeout=60,
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ping_interval=25,
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manage_session=True, # 启用会话管理，解决打包环境会话问题
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always_connect=False,
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transports=['polling'], # 只使用polling，避免打包环境websocket问题
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allow_upgrades=False, # 禁用升级到websocket
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cookie=None # 禁用cookie
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)
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self.logger.info('SocketIO初始化成功')
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except Exception as e:
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self.logger.error(f'SocketIO初始化失败: {e}')
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self.socketio = None
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# 设置SocketIO日志级别
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logging.getLogger('socketio').setLevel(logging.WARNING)
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logging.getLogger('engineio').setLevel(logging.WARNING)
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def _init_config(self):
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"""初始化配置"""
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self.config = configparser.ConfigParser()
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# 配置文件路径
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if getattr(sys, 'frozen', False):
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# 打包后的可执行文件
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config_path = os.path.join(os.path.dirname(sys.executable), 'config.ini')
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else:
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# 开发环境
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config_path = os.path.join(os.path.dirname(__file__), 'config.ini')
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self.config.read(config_path, encoding='utf-8')
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device_index = self.config.get('CAMERA', 'device_index', fallback=None)
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print(f"设备号: {device_index}")
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def init_app(self):
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"""初始化应用组件"""
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try:
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# 初始化数据库管理器
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self.logger.info('正在初始化数据库管理器...')
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# 在打包环境中使用可执行文件的目录，在开发环境中使用脚本文件的目录
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if getattr(sys, 'frozen', False):
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# 打包环境
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base_dir = os.path.dirname(sys.executable)
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else:
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# 开发环境
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base_dir = os.path.dirname(__file__)
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db_path = os.path.join(base_dir, 'data', 'body_balance.db')
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os.makedirs(os.path.dirname(db_path), exist_ok=True)
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self.db_manager = DatabaseManager(db_path)
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self.db_manager.init_database()
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self.logger.info('数据库管理器初始化完成')
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# 初始化配置管理器
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self.logger.info('正在初始化配置管理器...')
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self.config_manager = ConfigManager()
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self.logger.info('配置管理器初始化完成')
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# 初始化设备管理器
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self.logger.info('正在初始化设备管理器...')
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self.device_managers = {
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'camera': CameraManager(self.socketio, self.config_manager),
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'femtobolt': FemtoBoltManager(self.socketio, self.config_manager),
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'imu': IMUManager(self.socketio, self.config_manager),
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'pressure': PressureManager(self.socketio, self.config_manager)
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}
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# 为每个设备添加状态变化回调
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for device_name, manager in self.device_managers.items():
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if manager and hasattr(manager, 'add_status_change_callback'):
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manager.add_status_change_callback(self._on_device_status_change)
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self.logger.info('设备管理器初始化完成')
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# 初始化设备协调器
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self.logger.info('正在初始化设备协调器...')
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self.device_coordinator = DeviceCoordinator(self.socketio)
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self.logger.info('设备协调器初始化完成')
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# 启动Flask应用
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host = app_config.get('host', self.host)
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port = app_config.get('port', self.port)
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debug = app_config.get('debug', self.debug)
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self.logger.info(f'启动Flask应用 - Host: {host}, Port: {port}, Debug: {debug}')
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if self.socketio:
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self.socketio.run(self.app, host=host, port=port, debug=debug, allow_unsafe_werkzeug=True)
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else:
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self.app.run(host=host, port=port, debug=debug)
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except Exception as e:
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self.logger.error(f'应用初始化失败: {e}')
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raise
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def _register_routes(self):
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"""注册Flask路由"""
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# ==================== 基础API ====================
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@self.app.route('/health', methods=['GET'])
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def health_check():
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"""健康检查"""
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return jsonify({
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'status': 'healthy',
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'timestamp': datetime.now().isoformat(),
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'version': '1.0.0'
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})
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@self.app.route('/test-socketio')
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def test_socketio():
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"""测试SocketIO连接"""
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return '<h1>SocketIO Test Page</h1><script src="/socket.io/socket.io.js"></script>'
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@self.app.route('/api/health', methods=['GET'])
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def api_health_check():
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"""API健康检查"""
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return jsonify({
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'success': True,
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'message': '后端服务运行正常',
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'timestamp': datetime.now().isoformat(),
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||
'database': self.db_manager is not None,
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'config_manager': self.config_manager is not None,
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'device_coordinator': self.device_coordinator is not None,
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'device_managers': {name: manager is not None for name, manager in self.device_managers.items()}
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})
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# ==================== 认证API ====================
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@self.app.route('/api/auth/login', methods=['POST'])
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def login():
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"""用户登录"""
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try:
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# 检查Content-Type
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if not flask_request.is_json:
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return jsonify({'success': False, 'message': '请求Content-Type必须为application/json'}), 415
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data = flask_request.get_json(force=True)
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if not data:
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return jsonify({'success': False, 'message': '请求数据为空'}), 400
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username = data.get('username')
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password = data.get('password')
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if not username or not password:
|
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return jsonify({'success': False, 'message': '用户名和密码不能为空'}), 400
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# 验证用户
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user = self.db_manager.authenticate_user(username, password)
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if user:
|
||
# 检查用户是否已激活
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||
if not user['is_active']:
|
||
return jsonify({
|
||
'success': False,
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||
'message': '账户未激活，请联系管理员审核'
|
||
}), 403
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||
|
||
# 构建用户数据
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user_data = {
|
||
'id': user['id'],
|
||
'username': user['username'],
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'name': user['name'],
|
||
'role': 'admin' if user['user_type'] == 'admin' else 'user',
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||
'user_type': user['user_type'],
|
||
'avatar': ''
|
||
}
|
||
|
||
# 生成token（实际项目中应使用JWT等安全token）
|
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token = f"token_{user['username']}_{int(time.time())}"
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||
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self.logger.info(f'用户 {username} 登录成功')
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||
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||
return jsonify({
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||
'success': True,
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'data': {
|
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'token': token,
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'user': user_data
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},
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'message': '登录成功'
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})
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else:
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self.logger.warning(f'用户 {username} 登录失败：用户名或密码错误')
|
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return jsonify({
|
||
'success': False,
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'message': '用户名或密码错误'
|
||
}), 401
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||
|
||
except Exception as e:
|
||
self.logger.error(f'登录失败: {e}')
|
||
return jsonify({'success': False, 'message': '登录失败'}), 500
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@self.app.route('/api/auth/register', methods=['POST'])
|
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def register():
|
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"""用户注册"""
|
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try:
|
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# 检查Content-Type
|
||
if not flask_request.is_json:
|
||
return jsonify({'success': False, 'message': '请求Content-Type必须为application/json'}), 415
|
||
|
||
data = flask_request.get_json(force=True)
|
||
username = data.get('username')
|
||
password = data.get('password')
|
||
name = data.get('name') or data.get('email', '')
|
||
phone = data.get('phone')
|
||
|
||
if not username or not password:
|
||
return jsonify({
|
||
'success': False,
|
||
'message': '用户名和密码不能为空'
|
||
}), 400
|
||
|
||
if len(password) < 6:
|
||
return jsonify({
|
||
'success': False,
|
||
'message': '密码长度不能少于6位'
|
||
}), 400
|
||
|
||
# 构建用户数据字典
|
||
user_data = {
|
||
'username': username,
|
||
'password': password,
|
||
'name': name,
|
||
'phone': phone
|
||
}
|
||
|
||
# 使用数据库注册用户
|
||
result = self.db_manager.register_user(user_data)
|
||
|
||
if result['success']:
|
||
self.logger.info(f'用户 {username} 注册成功，等待管理员审核')
|
||
return jsonify({
|
||
'success': True,
|
||
'message': '注册成功，请等待管理员审核后登录'
|
||
})
|
||
else:
|
||
return jsonify({
|
||
'success': False,
|
||
'message': result['message']
|
||
}), 400
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'注册失败: {e}')
|
||
return jsonify({'success': False, 'message': '注册失败'}), 500
|
||
|
||
@self.app.route('/api/auth/logout', methods=['POST'])
|
||
def logout():
|
||
"""用户登出"""
|
||
try:
|
||
# 这里可以添加token失效逻辑
|
||
return jsonify({'success': True, 'message': '登出成功'})
|
||
except Exception as e:
|
||
self.logger.error(f'登出失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@self.app.route('/api/auth/verify', methods=['GET'])
|
||
def verify_token():
|
||
"""验证token"""
|
||
try:
|
||
# 从请求头获取token
|
||
auth_header = flask_request.headers.get('Authorization')
|
||
if not auth_header or not auth_header.startswith('Bearer '):
|
||
return jsonify({
|
||
'success': False,
|
||
'message': '未提供有效的认证信息',
|
||
'data': {'valid': False}
|
||
}), 401
|
||
|
||
token = auth_header.split(' ')[1]
|
||
# 这里应该验证JWT token，简化处理
|
||
if token.startswith('token_'):
|
||
return jsonify({
|
||
'success': True,
|
||
'message': 'Token有效',
|
||
'data': {'valid': True}
|
||
})
|
||
else:
|
||
return jsonify({
|
||
'success': False,
|
||
'message': 'Token无效',
|
||
'data': {'valid': False}
|
||
}), 401
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'Token验证失败: {e}')
|
||
return jsonify({
|
||
'success': False,
|
||
'message': '验证失败',
|
||
'data': {'valid': False}
|
||
}), 500
|
||
|
||
@self.app.route('/api/auth/forgot-password', methods=['POST'])
|
||
def forgot_password():
|
||
"""忘记密码"""
|
||
try:
|
||
data = flask_request.get_json()
|
||
username = data.get('username')
|
||
|
||
if not username:
|
||
return jsonify({'success': False, 'error': '用户名不能为空'}), 400
|
||
|
||
# 这里应该发送重置密码邮件，简化处理
|
||
return jsonify({
|
||
'success': True,
|
||
'message': '密码重置邮件已发送，请查收邮箱'
|
||
})
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'忘记密码处理失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
# ==================== 用户管理API ====================
|
||
|
||
@self.app.route('/api/users', methods=['GET'])
|
||
def get_users():
|
||
"""获取用户列表"""
|
||
try:
|
||
page = int(flask_request.args.get('page', 1))
|
||
size = int(flask_request.args.get('size', 10))
|
||
|
||
users = self.db_manager.get_users(page, size)
|
||
total = self.db_manager.get_users_count()
|
||
|
||
return jsonify({
|
||
'success': True,
|
||
'data': {
|
||
'users': users,
|
||
'total': total,
|
||
'page': page,
|
||
'size': size
|
||
}
|
||
})
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'获取用户列表失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@self.app.route('/api/users/<int:user_id>/approve', methods=['POST'])
|
||
def approve_user(user_id):
|
||
"""审核用户"""
|
||
try:
|
||
data = flask_request.get_json()
|
||
status = data.get('status') # 'approved' 或 'rejected'
|
||
|
||
if status not in ['approved', 'rejected']:
|
||
return jsonify({'success': False, 'error': '无效的审核状态'}), 400
|
||
|
||
result = self.db_manager.update_user_status(user_id, status)
|
||
if result:
|
||
return jsonify({
|
||
'success': True,
|
||
'message': f'用户已{"通过" if status == "approved" else "拒绝"}审核'
|
||
})
|
||
else:
|
||
return jsonify({'success': False, 'error': '用户不存在'}), 404
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'审核用户失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@self.app.route('/api/users/<int:user_id>', methods=['DELETE'])
|
||
def delete_user(user_id):
|
||
"""删除用户"""
|
||
try:
|
||
result = self.db_manager.delete_user(user_id)
|
||
if result:
|
||
return jsonify({'success': True, 'message': '用户已删除'})
|
||
else:
|
||
return jsonify({'success': False, 'error': '用户不存在'}), 404
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'删除用户失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
# ==================== 患者管理API ====================
|
||
|
||
@self.app.route('/api/patients', methods=['GET', 'POST'])
|
||
def handle_patients():
|
||
"""患者管理"""
|
||
if flask_request.method == 'GET':
|
||
# 获取患者列表
|
||
try:
|
||
page = int(flask_request.args.get('page', 1))
|
||
size = int(flask_request.args.get('size', 10))
|
||
search = flask_request.args.get('search', '')
|
||
|
||
patients = self.db_manager.get_patients(page, size, search)
|
||
total = self.db_manager.get_patients_count(search)
|
||
|
||
return jsonify({
|
||
'success': True,
|
||
'data': {
|
||
'patients': patients,
|
||
'total': total,
|
||
'page': page,
|
||
'size': size
|
||
}
|
||
})
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'获取患者列表失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
elif flask_request.method == 'POST':
|
||
# 创建患者
|
||
try:
|
||
# 检查Content-Type
|
||
if not flask_request.is_json:
|
||
return jsonify({'success': False, 'message': '请求Content-Type必须为application/json'}), 415
|
||
|
||
data = flask_request.get_json(force=True)
|
||
|
||
required_fields = ['name', 'gender', 'age']
|
||
for field in required_fields:
|
||
if not data.get(field):
|
||
return jsonify({'success': False, 'error': f'{field}不能为空'}), 400
|
||
|
||
patient_id = self.db_manager.create_patient(
|
||
name=data['name'],
|
||
gender=data['gender'],
|
||
age=data['age'],
|
||
height=data.get('height'),
|
||
weight=data.get('weight'),
|
||
medical_history=data.get('medical_history', ''),
|
||
notes=data.get('notes', '')
|
||
)
|
||
|
||
if patient_id:
|
||
return jsonify({
|
||
'success': True,
|
||
'message': '患者创建成功',
|
||
'data': {'patient_id': patient_id}
|
||
})
|
||
else:
|
||
return jsonify({'success': False, 'error': '患者创建失败'}), 500
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'创建患者失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@self.app.route('/api/patients/<patient_id>', methods=['GET', 'PUT', 'DELETE'])
|
||
def handle_patient(patient_id):
|
||
"""单个患者操作"""
|
||
if flask_request.method == 'GET':
|
||
# 获取患者详情
|
||
try:
|
||
patient = self.db_manager.get_patient(patient_id)
|
||
if patient:
|
||
return jsonify({'success': True, 'data': patient})
|
||
else:
|
||
return jsonify({'success': False, 'error': '患者不存在'}), 404
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'获取患者详情失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
elif flask_request.method == 'PUT':
|
||
# 更新患者信息
|
||
try:
|
||
data = flask_request.get_json()
|
||
|
||
result = self.db_manager.update_patient(
|
||
patient_id=patient_id,
|
||
name=data.get('name'),
|
||
gender=data.get('gender'),
|
||
age=data.get('age'),
|
||
height=data.get('height'),
|
||
weight=data.get('weight'),
|
||
medical_history=data.get('medical_history'),
|
||
notes=data.get('notes')
|
||
)
|
||
|
||
if result:
|
||
return jsonify({'success': True, 'message': '患者信息更新成功'})
|
||
else:
|
||
return jsonify({'success': False, 'error': '患者不存在'}), 404
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'更新患者信息失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
elif flask_request.method == 'DELETE':
|
||
# 删除患者
|
||
try:
|
||
result = self.db_manager.delete_patient(patient_id)
|
||
if result:
|
||
return jsonify({'success': True, 'message': '患者已删除'})
|
||
else:
|
||
return jsonify({'success': False, 'error': '患者不存在'}), 404
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'删除患者失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
# ==================== 设备管理API ====================
|
||
|
||
@self.app.route('/api/devices/status', methods=['GET'])
|
||
def get_device_status():
|
||
"""获取设备状态"""
|
||
try:
|
||
if self.device_coordinator:
|
||
status = self.device_coordinator.get_device_status()
|
||
return jsonify({'success': True, 'data': status})
|
||
else:
|
||
return jsonify({'success': False, 'error': '设备协调器未初始化'}), 500
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'获取设备状态失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@self.app.route('/api/devices/refresh', methods=['POST'])
|
||
def refresh_devices():
|
||
"""刷新设备"""
|
||
try:
|
||
if self.device_coordinator:
|
||
result = self.device_coordinator.refresh_all_devices()
|
||
return jsonify({'success': True, 'data': result})
|
||
else:
|
||
return jsonify({'success': False, 'error': '设备协调器未初始化'}), 500
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'刷新设备失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@self.app.route('/api/devices/calibrate', methods=['POST'])
|
||
def calibrate_device():
|
||
"""校准设备"""
|
||
try:
|
||
data = flask_request.get_json()
|
||
device_type = data.get('device_type')
|
||
|
||
if not device_type:
|
||
return jsonify({'success': False, 'error': '设备类型不能为空'}), 400
|
||
|
||
if device_type in self.device_managers and self.device_managers[device_type]:
|
||
device_manager = self.device_managers[device_type]
|
||
if hasattr(device_manager, 'calibrate'):
|
||
result = device_manager.calibrate()
|
||
return jsonify({'success': True, 'data': result})
|
||
else:
|
||
return jsonify({'success': False, 'error': f'{device_type}设备不支持校准'}), 400
|
||
else:
|
||
return jsonify({'success': False, 'error': f'{device_type}设备管理器未初始化'}), 500
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'校准设备失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@self.app.route('/api/devices/imu/calibrate', methods=['POST'])
|
||
def calibrate_imu():
|
||
"""校准IMU"""
|
||
try:
|
||
if self.device_managers['imu']:
|
||
result = self.device_managers['imu'].calibrate()
|
||
if result:
|
||
return jsonify({'success': True, 'message': 'IMU校准成功'})
|
||
else:
|
||
return jsonify({'success': False, 'error': 'IMU校准失败'}), 500
|
||
else:
|
||
return jsonify({'success': False, 'error': 'IMU设备管理器未初始化'}), 500
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'IMU校准失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
# ==================== 检测API ====================
|
||
|
||
@self.app.route('/api/detection/start', methods=['POST'])
|
||
def start_detection():
|
||
"""开始检测"""
|
||
try:
|
||
data = flask_request.get_json()
|
||
patient_id = data.get('patient_id')
|
||
detection_type = data.get('detection_type', 'balance')
|
||
duration = data.get('duration', 30)
|
||
|
||
if not patient_id:
|
||
return jsonify({'success': False, 'error': '患者ID不能为空'}), 400
|
||
|
||
# 检查是否已有检测在进行
|
||
if self.current_detection:
|
||
return jsonify({'success': False, 'error': '已有检测在进行中'}), 400
|
||
|
||
# 启动检测
|
||
detection_id = self.db_manager.create_detection_session(
|
||
patient_id=patient_id,
|
||
detection_type=detection_type,
|
||
duration=duration
|
||
)
|
||
|
||
if detection_id:
|
||
self.current_detection = {
|
||
'id': detection_id,
|
||
'patient_id': patient_id,
|
||
'type': detection_type,
|
||
'duration': duration,
|
||
'start_time': time.time()
|
||
}
|
||
|
||
# 启动检测线程
|
||
self.detection_thread = threading.Thread(
|
||
target=self._detection_worker,
|
||
args=(detection_id, duration)
|
||
)
|
||
self.detection_thread.start()
|
||
|
||
return jsonify({
|
||
'success': True,
|
||
'message': '检测已开始',
|
||
'data': {'detection_id': detection_id}
|
||
})
|
||
else:
|
||
return jsonify({'success': False, 'error': '创建检测会话失败'}), 500
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'开始检测失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@self.app.route('/api/detection/stop', methods=['POST'])
|
||
def stop_detection():
|
||
"""停止检测"""
|
||
try:
|
||
if not self.current_detection:
|
||
return jsonify({'success': False, 'error': '没有正在进行的检测'}), 400
|
||
|
||
# 停止检测
|
||
detection_id = self.current_detection['id']
|
||
self.db_manager.end_detection_session(detection_id)
|
||
|
||
self.current_detection = None
|
||
|
||
return jsonify({'success': True, 'message': '检测已停止'})
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'停止检测失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@self.app.route('/api/detection/status', methods=['GET'])
|
||
def get_detection_status():
|
||
"""获取检测状态"""
|
||
try:
|
||
if self.current_detection:
|
||
elapsed_time = time.time() - self.current_detection['start_time']
|
||
remaining_time = max(0, self.current_detection['duration'] - elapsed_time)
|
||
|
||
return jsonify({
|
||
'success': True,
|
||
'data': {
|
||
'is_detecting': True,
|
||
'detection_id': self.current_detection['id'],
|
||
'patient_id': self.current_detection['patient_id'],
|
||
'type': self.current_detection['type'],
|
||
'elapsed_time': elapsed_time,
|
||
'remaining_time': remaining_time,
|
||
'progress': min(100, (elapsed_time / self.current_detection['duration']) * 100)
|
||
}
|
||
})
|
||
else:
|
||
return jsonify({
|
||
'success': True,
|
||
'data': {'is_detecting': False}
|
||
})
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'获取检测状态失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@self.app.route('/api/detection/save-session', methods=['POST'])
|
||
def save_session_info():
|
||
"""保存会话信息"""
|
||
try:
|
||
data = flask_request.get_json()
|
||
session_id = data.get('session_id')
|
||
session_info = data.get('session_info', {})
|
||
|
||
if not session_id:
|
||
return jsonify({'success': False, 'error': '会话ID不能为空'}), 400
|
||
|
||
result = self.db_manager.save_session_info(session_id, session_info)
|
||
if result:
|
||
return jsonify({'success': True, 'message': '会话信息保存成功'})
|
||
else:
|
||
return jsonify({'success': False, 'error': '会话信息保存失败'}), 500
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'保存会话信息失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@self.app.route('/api/detection/collect-data', methods=['POST'])
|
||
def collect_detection_data():
|
||
"""采集检测数据"""
|
||
try:
|
||
data = flask_request.get_json()
|
||
session_id = data.get('session_id')
|
||
data_type = data.get('data_type')
|
||
data_content = data.get('data')
|
||
|
||
if not all([session_id, data_type, data_content]):
|
||
return jsonify({'success': False, 'error': '参数不完整'}), 400
|
||
|
||
result = self.db_manager.save_detection_data(session_id, data_type, data_content)
|
||
if result:
|
||
return jsonify({'success': True, 'message': '数据采集成功'})
|
||
else:
|
||
return jsonify({'success': False, 'error': '数据采集失败'}), 500
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'采集检测数据失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
# ==================== 同步录制API ====================
|
||
|
||
@self.app.route('/api/sync-recording/start', methods=['POST'])
|
||
def start_sync_recording():
|
||
"""启动同步录制"""
|
||
try:
|
||
data = flask_request.get_json()
|
||
session_id = data.get('session_id')
|
||
|
||
if not session_id:
|
||
return jsonify({'success': False, 'error': '会话ID不能为空'}), 400
|
||
|
||
if self.device_manager:
|
||
result = self.device_manager.start_sync_recording(session_id)
|
||
if result['success']:
|
||
self.logger.info(f'同步录制已启动 - 会话ID: {session_id}')
|
||
return jsonify(result)
|
||
else:
|
||
return jsonify(result), 500
|
||
else:
|
||
return jsonify({'success': False, 'error': '设备管理器未初始化'}), 500
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'启动同步录制失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@self.app.route('/api/sync-recording/stop', methods=['POST'])
|
||
def stop_sync_recording():
|
||
"""停止同步录制"""
|
||
try:
|
||
data = flask_request.get_json()
|
||
session_id = data.get('session_id')
|
||
|
||
if not session_id:
|
||
return jsonify({'success': False, 'error': '会话ID不能为空'}), 400
|
||
|
||
if self.device_manager:
|
||
result = self.device_manager.stop_sync_recording(session_id)
|
||
if result['success']:
|
||
self.logger.info(f'同步录制已停止 - 会话ID: {session_id}')
|
||
return jsonify(result)
|
||
else:
|
||
return jsonify(result), 500
|
||
else:
|
||
return jsonify({'success': False, 'error': '设备管理器未初始化'}), 500
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'停止同步录制失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
# ==================== 历史记录API ====================
|
||
|
||
@self.app.route('/api/history/sessions', methods=['GET'])
|
||
def get_detection_sessions():
|
||
"""获取检测会话历史"""
|
||
try:
|
||
page = int(flask_request.args.get('page', 1))
|
||
size = int(flask_request.args.get('size', 10))
|
||
patient_id = flask_request.args.get('patient_id')
|
||
|
||
sessions = self.db_manager.get_detection_sessions(page, size, patient_id)
|
||
total = self.db_manager.get_sessions_count(patient_id)
|
||
|
||
return jsonify({
|
||
'success': True,
|
||
'data': {
|
||
'sessions': sessions,
|
||
'total': total,
|
||
'page': page,
|
||
'size': size
|
||
}
|
||
})
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'获取检测历史失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
# ==================== 错误处理 ====================
|
||
|
||
@self.app.errorhandler(404)
|
||
def not_found(error):
|
||
return jsonify({'success': False, 'error': 'API接口不存在'}), 404
|
||
|
||
@self.app.errorhandler(500)
|
||
def internal_error(error):
|
||
return jsonify({'success': False, 'error': '服务器内部错误'}), 500
|
||
|
||
def _register_socketio_events(self):
|
||
"""注册SocketIO事件"""
|
||
if self.socketio is None:
|
||
return
|
||
|
||
# 注册统一设备命名空间的连接事件
|
||
@self.socketio.on('connect', namespace='/devices')
|
||
def handle_devices_connect():
|
||
self.logger.info('设备命名空间客户端连接')
|
||
emit('status', {'message': '设备命名空间连接成功'}, namespace='/devices')
|
||
|
||
# 连接时发送当前所有设备的状态
|
||
self.broadcast_all_device_status()
|
||
|
||
@self.socketio.on('disconnect', namespace='/devices')
|
||
def handle_devices_disconnect():
|
||
self.logger.info('设备命名空间客户端断开连接')
|
||
|
||
# 注册设备订阅事件
|
||
@self.socketio.on('subscribe_device', namespace='/devices')
|
||
def handle_subscribe_device(data):
|
||
"""订阅特定设备数据"""
|
||
device_type = data.get('device_type')
|
||
if device_type in ['camera', 'femtobolt', 'imu', 'pressure']:
|
||
self.logger.info(f'客户端订阅{device_type}设备数据')
|
||
emit('subscription_status', {
|
||
'device_type': device_type,
|
||
'status': 'subscribed',
|
||
'message': f'{device_type}设备数据订阅成功'
|
||
}, namespace='/devices')
|
||
else:
|
||
emit('subscription_status', {
|
||
'device_type': device_type,
|
||
'status': 'error',
|
||
'message': '不支持的设备类型'
|
||
}, namespace='/devices')
|
||
|
||
@self.socketio.on('unsubscribe_device', namespace='/devices')
|
||
def handle_unsubscribe_device(data):
|
||
"""取消订阅特定设备数据"""
|
||
device_type = data.get('device_type')
|
||
self.logger.info(f'客户端取消订阅{device_type}设备数据')
|
||
emit('subscription_status', {
|
||
'device_type': device_type,
|
||
'status': 'unsubscribed',
|
||
'message': f'{device_type}设备数据取消订阅成功'
|
||
}, namespace='/devices')
|
||
|
||
@self.socketio.on('start_push_data', namespace='/devices')
|
||
def handle_start_push_data():
|
||
"""启动数据推送"""
|
||
try:
|
||
self.start_device_push_data()
|
||
emit('test_status', {'status': 'started', 'message': '数据推送已开始'}, namespace='/devices')
|
||
except Exception as e:
|
||
emit('test_status', {'status': 'error', 'message': str(e)}, namespace='/devices')
|
||
|
||
@self.socketio.on('stop_push_data', namespace='/devices')
|
||
def handle_stop_push_data():
|
||
"""停止数据推送"""
|
||
try:
|
||
self.stop_device_push_data()
|
||
emit('test_status', {'status': 'stopped', 'message': '数据推送已停止'}, namespace='/devices')
|
||
except Exception as e:
|
||
emit('test_status', {'status': 'error', 'message': str(e)}, namespace='/devices')
|
||
|
||
def start_device_push_data(self):
|
||
"""开始设备数据推送"""
|
||
if self.is_pushing_data:
|
||
self.logger.warning('设备数据推送已在运行')
|
||
return
|
||
|
||
try:
|
||
self.logger.info('开始设备数据推送...')
|
||
self.is_pushing_data = True
|
||
|
||
# 并行启动真实设备管理器
|
||
failed_devices = []
|
||
device_threads = {}
|
||
device_results = {}
|
||
|
||
def initialize_device(device_name, manager):
|
||
"""设备初始化工作函数"""
|
||
try:
|
||
print(f"[DEBUG] 尝试初始化设备: {device_name}")
|
||
if manager.initialize():
|
||
print(f"[DEBUG] {device_name} 初始化成功，开始启动流")
|
||
manager.start_streaming()
|
||
device_results[device_name] = True
|
||
self.logger.info(f'{device_name}设备启动成功')
|
||
else:
|
||
print(f"[DEBUG] {device_name} 初始化失败")
|
||
device_results[device_name] = False
|
||
self.logger.error(f'{device_name}设备启动失败')
|
||
except Exception as e:
|
||
print(f"[DEBUG] {device_name} 初始化异常: {e}")
|
||
device_results[device_name] = False
|
||
self.logger.error(f'{device_name}设备启动异常: {e}')
|
||
|
||
# 为每个设备创建初始化线程
|
||
for device_name, manager in self.device_managers.items():
|
||
if manager is not None: # 确保管理器已初始化
|
||
thread = threading.Thread(
|
||
target=initialize_device,
|
||
args=(device_name, manager),
|
||
name=f'Init-{device_name}',
|
||
daemon=True
|
||
)
|
||
device_threads[device_name] = thread
|
||
thread.start()
|
||
else:
|
||
self.logger.warning(f'{device_name}管理器未初始化，跳过启动')
|
||
device_results[device_name] = False
|
||
|
||
# 等待所有设备初始化完成（最多等待30秒）
|
||
for device_name, thread in device_threads.items():
|
||
thread.join(timeout=30.0)
|
||
if thread.is_alive():
|
||
self.logger.warning(f'{device_name}设备初始化超时')
|
||
device_results[device_name] = False
|
||
|
||
# 收集失败的设备
|
||
for device_name, success in device_results.items():
|
||
if not success:
|
||
failed_devices.append(device_name)
|
||
|
||
# 输出启动结果摘要
|
||
successful_devices = [name for name, success in device_results.items() if success]
|
||
|
||
# 广播设备状态更新
|
||
for device_name, success in device_results.items():
|
||
self.broadcast_device_status(device_name, success)
|
||
|
||
if successful_devices:
|
||
self.logger.info(f'成功启动的设备: {", ".join(successful_devices)}')
|
||
if failed_devices:
|
||
self.logger.warning(f'启动失败的设备: {", ".join(failed_devices)}')
|
||
|
||
self.logger.info('设备数据推送已启动')
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'启动设备数据推送失败: {e}')
|
||
self.is_pushing_data = False
|
||
raise
|
||
|
||
def stop_device_push_data(self):
|
||
"""停止设备数据推送"""
|
||
if not self.is_pushing_data:
|
||
self.logger.warning('设备数据推送未运行')
|
||
return
|
||
|
||
try:
|
||
self.logger.info('停止设备数据推送...')
|
||
self.is_pushing_data = False
|
||
|
||
# 停止设备管理器
|
||
for device_name, manager in self.device_managers.items():
|
||
if manager is not None:
|
||
try:
|
||
manager.stop_streaming()
|
||
manager.disconnect()
|
||
self.logger.info(f'{device_name}设备已停止')
|
||
# 广播设备状态为未连接
|
||
self.broadcast_device_status(device_name, False)
|
||
except Exception as e:
|
||
self.logger.error(f'停止{device_name}设备失败: {e}')
|
||
# 即使停止失败也广播为未连接状态
|
||
self.broadcast_device_status(device_name, False)
|
||
|
||
self.logger.info('设备数据推送已停止')
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'停止设备数据推送失败: {e}')
|
||
|
||
def broadcast_device_status(self, device_name: str, is_connected: bool):
|
||
"""广播单个设备状态"""
|
||
if self.socketio:
|
||
try:
|
||
status_data = {
|
||
'device_type': device_name,
|
||
'status': is_connected,
|
||
'timestamp': datetime.now().isoformat()
|
||
}
|
||
self.socketio.emit('device_status', status_data, namespace='/devices')
|
||
self.logger.info(f'广播设备状态: {device_name} -> {"已连接" if is_connected else "未连接"}')
|
||
except Exception as e:
|
||
self.logger.error(f'广播设备状态失败: {e}')
|
||
|
||
def broadcast_all_device_status(self):
|
||
"""广播所有设备状态"""
|
||
for device_name, manager in self.device_managers.items():
|
||
if manager is not None:
|
||
try:
|
||
# 检查设备是否连接（使用is_connected属性）
|
||
is_connected = hasattr(manager, 'is_connected') and getattr(manager, 'is_connected', False)
|
||
self.broadcast_device_status(device_name, is_connected)
|
||
except Exception as e:
|
||
self.logger.error(f'检查{device_name}设备状态失败: {e}')
|
||
self.broadcast_device_status(device_name, False)
|
||
|
||
def _on_device_status_change(self, device_name: str, is_connected: bool):
|
||
"""
|
||
设备状态变化回调函数
|
||
|
||
Args:
|
||
device_name: 设备名称
|
||
is_connected: 连接状态
|
||
"""
|
||
self.logger.info(f'设备状态变化: {device_name} -> {"已连接" if is_connected else "未连接"}')
|
||
self.broadcast_device_status(device_name, is_connected)
|
||
|
||
|
||
def _detection_worker(self, detection_id, duration):
|
||
"""检测工作线程"""
|
||
try:
|
||
self.logger.info(f'检测线程启动 - ID: {detection_id}, 持续时间: {duration}秒')
|
||
|
||
# 模拟检测过程
|
||
start_time = time.time()
|
||
while time.time() - start_time < duration:
|
||
if not self.current_detection:
|
||
break
|
||
|
||
# 发送检测进度
|
||
elapsed = time.time() - start_time
|
||
progress = min(100, (elapsed / duration) * 100)
|
||
|
||
if self.socketio:
|
||
self.socketio.emit('detection_progress', {
|
||
'detection_id': detection_id,
|
||
'progress': progress,
|
||
'elapsed_time': elapsed,
|
||
'remaining_time': max(0, duration - elapsed)
|
||
})
|
||
|
||
time.sleep(1)
|
||
|
||
# 检测完成
|
||
if self.current_detection and self.current_detection['id'] == detection_id:
|
||
self.db_manager.end_detection_session(detection_id)
|
||
self.current_detection = None
|
||
|
||
if self.socketio:
|
||
self.socketio.emit('detection_complete', {
|
||
'detection_id': detection_id,
|
||
'message': '检测已完成'
|
||
})
|
||
|
||
self.logger.info(f'检测完成 - ID: {detection_id}')
|
||
|
||
except Exception as e:
|
||
self.logger.error(f'检测线程异常: {e}')
|
||
if self.current_detection:
|
||
self.current_detection = None
|
||
|
||
def run(self, debug=None):
|
||
"""运行服务器"""
|
||
if debug is not None:
|
||
self.debug = debug
|
||
|
||
try:
|
||
self.logger.info('正在启动AppServer...')
|
||
self.init_app()
|
||
except KeyboardInterrupt:
|
||
self.logger.info('服务被用户中断')
|
||
except Exception as e:
|
||
self.logger.error(f'服务启动失败: {e}')
|
||
sys.exit(1)
|
||
finally:
|
||
self.logger.info('AppServer已停止')
|
||
|
||
|
||
def main():
|
||
"""主函数"""
|
||
# 解析命令行参数
|
||
parser = argparse.ArgumentParser(description='Body Balance Evaluation System Backend')
|
||
parser.add_argument('--host', default='localhost', help='Host address to bind to')
|
||
parser.add_argument('--port', type=int, default=5000, help='Port number to bind to')
|
||
parser.add_argument('--debug', action='store_true', help='Enable debug mode')
|
||
args = parser.parse_args()
|
||
|
||
# 创建并运行服务器
|
||
server = AppServer(host=args.host, port=args.port, debug=args.debug)
|
||
server.run()
|
||
|
||
|
||
if __name__ == '__main__':
|
||
main() |