1221 lines
45 KiB
Python
1221 lines
45 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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平衡体态检测系统 - 后端服务
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基于Flask的本地API服务
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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, send_file
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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 sqlite3
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import logging
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from pathlib import Path
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from flask_socketio import SocketIO, emit
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import cv2
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import configparser
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import os
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# 添加当前目录到Python路径
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sys.path.append(os.path.dirname(os.path.abspath(__file__)))
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# 导入自定义模块
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from database import DatabaseManager
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from device_manager import DeviceManager, VideoStreamManager
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from devices.screen_recorder import RecordingManager
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from devices.camera_manager import CameraManager
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from utils import config as app_config
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# 确定日志文件路径
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if getattr(sys, 'frozen', False):
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# 如果是打包后的exe，日志文件在exe同目录下的logs文件夹
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log_dir = os.path.join(os.path.dirname(sys.executable), 'logs')
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else:
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# 如果是开发环境，使用当前目录的logs文件夹
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log_dir = 'logs'
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# 确保日志目录存在
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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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logger = logging.getLogger(__name__)
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# 创建Flask应用
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app = Flask(__name__)
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app.config['SECRET_KEY'] = 'body-balance-detection-system-2024'
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# 初始化SocketIO
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try:
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socketio = SocketIO(
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app,
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cors_allowed_origins='*',
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async_mode='threading',
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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=False,
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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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logger.info('SocketIO初始化成功')
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except Exception as e:
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logger.error(f'SocketIO初始化失败: {e}')
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socketio = None
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import logging
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logging.getLogger('socketio').setLevel(logging.WARNING)
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logging.getLogger('engineio').setLevel(logging.WARNING)
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# 启用CORS支持
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CORS(app, origins='*', supports_credentials=True, allow_headers=['Content-Type', 'Authorization'], methods=['GET', 'POST', 'PUT', 'DELETE', 'OPTIONS'])
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# 注册Blueprint（如需要可在此处添加）
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# 读取RTSP配置
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config = configparser.ConfigParser()
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# 确定配置文件路径
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if getattr(sys, 'frozen', False):
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# 如果是打包后的exe，配置文件在exe同目录下
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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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# 如果是开发环境，配置文件在上级目录
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config_path = os.path.join(os.path.dirname(__file__), 'config.ini')
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config.read(config_path, encoding='utf-8')
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device_index = config.get('CAMERA', 'device_index', fallback=None)
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# 全局变量
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db_manager = None
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device_manager = None
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current_detection = None
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detection_thread = None
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video_stream_manager = None
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recording_manager = None
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camera_manager = None
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def init_app():
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"""初始化应用"""
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global db_manager, device_manager, video_stream_manager
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try:
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# 确定基础目录
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if getattr(sys, 'frozen', False):
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# 如果是打包后的exe，使用exe同目录
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base_dir = os.path.dirname(sys.executable)
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else:
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# 如果是开发环境，使用当前脚本目录
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base_dir = os.path.dirname(os.path.abspath(__file__))
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# 创建必要的目录
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logs_dir = os.path.join(base_dir, 'logs')
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data_dir = os.path.join(base_dir, 'data')
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os.makedirs(logs_dir, exist_ok=True)
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os.makedirs(data_dir, exist_ok=True)
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# 从配置文件读取数据库路径
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db_path_config = app_config.get('DATABASE', 'path', 'data/body_balance.db')
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# 如果是相对路径，基于基础目录解析
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if not os.path.isabs(db_path_config):
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# 如果配置路径以 'backend/' 开头，去掉这个前缀
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if db_path_config.startswith('backend/'):
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db_path_config = db_path_config[8:] # 去掉 'backend/' 前缀
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db_path = os.path.join(base_dir, db_path_config)
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else:
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db_path = db_path_config
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# 确保数据库目录存在
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db_dir = os.path.dirname(db_path)
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os.makedirs(db_dir, exist_ok=True)
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# 输出数据库路径信息
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print(f"\n=== 系统初始化 ===")
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print(f"数据库配置路径: {db_path_config}")
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print(f"数据库实际路径: {db_path}")
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print(f"数据库目录: {db_dir}")
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print(f"当前工作目录: {os.getcwd()}")
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print(f"数据库文件存在: {'是' if os.path.exists(db_path) else '否'}")
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print(f"==================\n")
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# 初始化数据库
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db_manager = DatabaseManager(db_path)
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db_manager.init_database()
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# 初始化设备管理器（不自动初始化设备）
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device_manager = DeviceManager(db_manager, recording_manager)
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# 初始化相机管理器
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global camera_manager, recording_manager
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camera_manager = CameraManager()
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# 初始化录制管理器
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recording_manager = RecordingManager(camera_manager=camera_manager, db_manager=db_manager)
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if socketio is not None:
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logger.info('SocketIO已启用')
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device_manager.set_socketio(socketio) # 设置WebSocket连接
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# 初始化视频流管理器
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t_vsm = time.time()
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logger.info(f'[TIMING] 准备创建VideoStreamManager - {datetime.now().strftime("%H:%M:%S.%f")[:-3]}')
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video_stream_manager = VideoStreamManager(socketio, device_manager)
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logger.info(f'[TIMING] VideoStreamManager创建完成，耗时: {(time.time()-t_vsm)*1000:.2f}ms')
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else:
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logger.info('SocketIO未启用，跳过WebSocket相关初始化')
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video_stream_manager = None
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# 可选：在后台线程中初始化设备，避免阻塞应用启动
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def init_devices_async():
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try:
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device_manager._init_devices()
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logger.info('后台设备初始化完成')
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except Exception as e:
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logger.error(f'后台设备初始化失败: {e}')
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# 启动后台设备初始化线程
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device_init_thread = threading.Thread(target=init_devices_async, daemon=True)
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device_init_thread.start()
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socketio.run(
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app,
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host='0.0.0.0', # 允许所有IP访问
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port=5000,
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debug=True,
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use_reloader=False, # 禁用热重载以避免FemtoBolt设备资源冲突
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log_output=True, # 输出详细日志
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allow_unsafe_werkzeug=True
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)
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logger.info('应用初始化完成')
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except Exception as e:
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logger.error(f'应用初始化失败: {e}')
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logger.warning('部分功能可能不可用，但服务将继续运行')
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# 不再抛出异常，让应用继续运行
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# ==================== 基础API ====================
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@app.route('/health', methods=['GET'])
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def health_check():
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"""健康检查接口"""
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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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@app.route('/test-socketio')
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def test_socketio():
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"""SocketIO连接测试页面"""
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return send_file('test_socketio_connection.html')
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@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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'status': 'ok',
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'timestamp': datetime.now().isoformat(),
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'version': '1.0.0'
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})
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# ==================== 认证API ====================
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@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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data = flask_request.get_json()
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username = data.get('username')
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password = data.get('password')
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remember = data.get('remember', False)
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if not username or not password:
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return jsonify({
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'success': False,
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'message': '用户名或密码不能为空'
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}), 400
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# 使用数据库验证用户
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user = db_manager.authenticate_user(username, password)
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if user:
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# 检查用户是否已激活
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if not user['is_active']:
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return jsonify({
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'success': False,
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'message': '账户未激活，请联系管理员审核'
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}), 403
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# 构建用户数据
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user_data = {
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'id': user['id'],
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'username': user['username'],
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'name': user['name'],
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'role': 'admin' if user['user_type'] == 'admin' else 'user',
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'user_type': user['user_type'],
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'avatar': ''
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}
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# 生成token（实际项目中应使用JWT等安全token）
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token = f"token_{username}_{int(time.time())}"
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logger.info(f'用户 {username} 登录成功')
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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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logger.warning(f'用户 {username} 登录失败：用户名或密码错误')
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return jsonify({
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'success': False,
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'message': '用户名或密码错误'
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}), 401
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except Exception as e:
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logger.error(f'登录失败: {e}')
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return jsonify({'success': False, 'message': '登录失败'}), 500
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@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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data = flask_request.get_json()
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username = data.get('username')
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password = data.get('password')
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name = data.get('name') or data.get('email', '')
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phone = data.get('phone')
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if not username or not password:
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return jsonify({
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'success': False,
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'message': '用户名和密码不能为空'
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}), 400
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if len(password) < 6:
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return jsonify({
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'success': False,
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'message': '密码长度不能少于6位'
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}), 400
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# 构建用户数据字典
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user_data = {
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'username': username,
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'password': password,
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'name': name,
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'phone': phone
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}
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# 使用数据库注册用户
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result = db_manager.register_user(user_data)
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if result['success']:
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logger.info(f'用户 {username} 注册成功，等待管理员审核')
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return jsonify({
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'success': True,
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'message': '注册成功，请等待管理员审核后登录'
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})
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else:
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return jsonify({
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'success': False,
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'message': result['message']
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}), 400
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except Exception as e:
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logger.error(f'注册失败: {e}')
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return jsonify({'success': False, 'message': '注册失败'}), 500
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@app.route('/api/auth/logout', methods=['POST'])
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def logout():
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"""用户退出"""
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try:
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return jsonify({
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'success': True,
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'message': '退出成功'
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})
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except Exception as e:
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logger.error(f'退出失败: {e}')
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return jsonify({'success': False, 'message': '退出失败'}), 500
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@app.route('/api/auth/verify', methods=['GET'])
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def verify_token():
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"""验证token"""
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try:
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# 简单的token验证（实际项目中应验证JWT等）
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auth_header = flask_request.headers.get('Authorization')
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if auth_header and auth_header.startswith('Bearer '):
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token = auth_header.split(' ')[1]
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# 这里可以添加真实的token验证逻辑
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return jsonify({
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'success': True,
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'data': {'valid': True}
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})
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else:
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return jsonify({
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'success': True,
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'data': {'valid': True} # 暂时总是返回有效
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})
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except Exception as e:
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logger.error(f'验证token失败: {e}')
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return jsonify({'success': False, 'message': '验证失败'}), 500
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@app.route('/api/auth/forgot-password', methods=['POST'])
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def forgot_password():
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"""忘记密码 - 根据用户名和手机号找回密码"""
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try:
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data = flask_request.get_json()
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username = data.get('username')
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phone = data.get('phone')
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if not username:
|
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return jsonify({
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'success': False,
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'error': '请输入用户名'
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}), 400
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||
|
||
if not phone:
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return jsonify({
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'success': False,
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'error': '请输入手机号码'
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}), 400
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|
||
# 验证手机号格式
|
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import re
|
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phone_pattern = r'^1[3-9]\d{9}$'
|
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if not re.match(phone_pattern, phone):
|
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return jsonify({
|
||
'success': False,
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||
'error': '手机号格式不正确'
|
||
}), 400
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||
|
||
# 查询用户信息
|
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conn = db_manager.get_connection()
|
||
cursor = conn.cursor()
|
||
|
||
cursor.execute('''
|
||
SELECT username, password, phone FROM users
|
||
WHERE username = ? AND phone = ?
|
||
''', (username, phone))
|
||
|
||
user = cursor.fetchone()
|
||
|
||
if user:
|
||
# 用户存在且手机号匹配，返回数据库中存储的实际密码
|
||
actual_password = user['password']
|
||
|
||
logger.info(f'用户 {username} 密码查询成功')
|
||
|
||
return jsonify({
|
||
'success': True,
|
||
'password': actual_password, # 返回数据库中存储的实际密码
|
||
'message': '密码找回成功'
|
||
})
|
||
else:
|
||
# 检查用户是否存在
|
||
cursor.execute('SELECT username FROM users WHERE username = ?', (username,))
|
||
user_exists = cursor.fetchone()
|
||
|
||
if not user_exists:
|
||
return jsonify({
|
||
'success': False,
|
||
'error': '用户不存在'
|
||
}), 400
|
||
else:
|
||
return jsonify({
|
||
'success': False,
|
||
'error': '手机号不匹配'
|
||
}), 400
|
||
|
||
except Exception as e:
|
||
logger.error(f'忘记密码处理失败: {e}')
|
||
return jsonify({'success': False, 'error': '处理失败'}), 500
|
||
|
||
# ==================== 用户管理API ====================
|
||
|
||
@app.route('/api/users', methods=['GET'])
|
||
def get_users():
|
||
"""获取用户列表（管理员功能）"""
|
||
try:
|
||
# 这里应该验证管理员权限
|
||
page = int(flask_request.args.get('page', 1))
|
||
size = int(flask_request.args.get('size', 10))
|
||
status = flask_request.args.get('status') # active, inactive, all
|
||
|
||
users = db_manager.get_users(page, size, status)
|
||
total = db_manager.get_users_count(status)
|
||
|
||
return jsonify({
|
||
'success': True,
|
||
'data': {
|
||
'users': users,
|
||
'total': total,
|
||
'page': page,
|
||
'size': size
|
||
}
|
||
})
|
||
|
||
except Exception as e:
|
||
logger.error(f'获取用户列表失败: {e}')
|
||
return jsonify({'success': False, 'message': '获取用户列表失败'}), 500
|
||
|
||
@app.route('/api/users/<int:user_id>/approve', methods=['POST'])
|
||
def approve_user(user_id):
|
||
"""审核用户（管理员功能）"""
|
||
try:
|
||
# 这里应该验证管理员权限
|
||
data = flask_request.get_json()
|
||
approve = data.get('approve', True)
|
||
|
||
result = db_manager.approve_user(user_id, approve)
|
||
|
||
if result['success']:
|
||
action = '审核通过' if approve else '审核拒绝'
|
||
logger.info(f'用户 {user_id} {action}')
|
||
return jsonify({
|
||
'success': True,
|
||
'message': f'用户{action}成功'
|
||
})
|
||
else:
|
||
return jsonify({
|
||
'success': False,
|
||
'message': result['message']
|
||
}), 400
|
||
|
||
except Exception as e:
|
||
logger.error(f'审核用户失败: {e}')
|
||
return jsonify({'success': False, 'message': '审核用户失败'}), 500
|
||
|
||
@app.route('/api/users/<int:user_id>', methods=['DELETE'])
|
||
def delete_user(user_id):
|
||
"""删除用户（管理员功能）"""
|
||
try:
|
||
# 这里应该验证管理员权限
|
||
result = db_manager.delete_user(user_id)
|
||
|
||
if result['success']:
|
||
logger.info(f'用户 {user_id} 删除成功')
|
||
return jsonify({
|
||
'success': True,
|
||
'message': '用户删除成功'
|
||
})
|
||
else:
|
||
return jsonify({
|
||
'success': False,
|
||
'message': result['message']
|
||
}), 400
|
||
|
||
except Exception as e:
|
||
logger.error(f'删除用户失败: {e}')
|
||
return jsonify({'success': False, 'message': '删除用户失败'}), 500
|
||
|
||
|
||
@app.route('/api/system/info', methods=['GET'])
|
||
def get_system_info():
|
||
"""获取系统信息"""
|
||
try:
|
||
info = {
|
||
'version': '1.0.0',
|
||
'start_time': datetime.now().isoformat(),
|
||
'database_status': 'connected' if db_manager else 'disconnected',
|
||
'device_count': len(device_manager.get_connected_devices()) if device_manager else 0
|
||
}
|
||
return jsonify({'success': True, 'data': info})
|
||
except Exception as e:
|
||
logger.error(f'获取系统信息失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
|
||
# ==================== 患者管理API ====================
|
||
|
||
@app.route('/api/patients', methods=['GET'])
|
||
def get_patients():
|
||
"""获取患者列表"""
|
||
try:
|
||
page = int(flask_request.args.get('page', 1))
|
||
size = int(flask_request.args.get('size', 10))
|
||
keyword = flask_request.args.get('keyword', '')
|
||
|
||
patients = db_manager.get_patients(page, size, keyword)
|
||
total = db_manager.get_patients_count(keyword)
|
||
|
||
return jsonify({
|
||
'success': True,
|
||
'data': {
|
||
'patients': patients,
|
||
'total': total,
|
||
'page': page,
|
||
'size': size
|
||
}
|
||
})
|
||
except Exception as e:
|
||
logger.error(f'获取患者列表失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@app.route('/api/patients', methods=['POST'])
|
||
def create_patient():
|
||
"""创建患者"""
|
||
try:
|
||
data = flask_request.get_json()
|
||
patient_id = db_manager.create_patient(data)
|
||
return jsonify({
|
||
'success': True,
|
||
'data': {'patient_id': patient_id},
|
||
'message': '患者创建成功'
|
||
})
|
||
except Exception as e:
|
||
logger.error(f'创建患者失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@app.route('/api/patients/<patient_id>', methods=['PUT'])
|
||
def update_patient(patient_id):
|
||
"""更新患者信息"""
|
||
try:
|
||
data = flask_request.get_json()
|
||
db_manager.update_patient(patient_id, data)
|
||
return jsonify({'success': True, 'message': '患者信息更新成功'})
|
||
except Exception as e:
|
||
logger.error(f'更新患者信息失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@app.route('/api/patients/<patient_id>', methods=['GET'])
|
||
def get_patient(patient_id):
|
||
"""获取单个患者信息"""
|
||
try:
|
||
patient = 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:
|
||
logger.error(f'获取患者信息失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@app.route('/api/patients/<patient_id>', methods=['DELETE'])
|
||
def delete_patient(patient_id):
|
||
"""删除患者"""
|
||
try:
|
||
db_manager.delete_patient(patient_id)
|
||
return jsonify({'success': True, 'message': '患者删除成功'})
|
||
except Exception as e:
|
||
logger.error(f'删除患者失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
# ==================== 设备管理API ====================
|
||
|
||
@app.route('/api/devices/status', methods=['GET'])
|
||
def get_device_status():
|
||
"""获取设备状态"""
|
||
try:
|
||
if not device_manager:
|
||
return jsonify({'camera': False, 'imu': False, 'pressure': False})
|
||
|
||
status = device_manager.get_device_status()
|
||
return jsonify(status)
|
||
except Exception as e:
|
||
logger.error(f'获取设备状态失败: {e}')
|
||
return jsonify({'camera': False, 'imu': False, 'pressure': False})
|
||
|
||
@app.route('/api/devices/refresh', methods=['POST'])
|
||
def refresh_devices():
|
||
"""刷新设备连接"""
|
||
try:
|
||
if device_manager:
|
||
device_manager.refresh_devices()
|
||
return jsonify({'success': True, 'message': '设备已刷新'})
|
||
except Exception as e:
|
||
logger.error(f'刷新设备失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@app.route('/api/devices/calibrate', methods=['POST'])
|
||
def calibrate_devices():
|
||
"""校准设备"""
|
||
try:
|
||
if device_manager:
|
||
result = device_manager.calibrate_devices()
|
||
return jsonify({'success': True, 'data': result})
|
||
return jsonify({'success': False, 'error': '设备管理器未初始化'}), 500
|
||
except Exception as e:
|
||
logger.error(f'设备校准失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@app.route('/api/devices/calibrate/imu', methods=['POST'])
|
||
def calibrate_imu():
|
||
"""校准IMU头部姿态传感器"""
|
||
try:
|
||
if not device_manager:
|
||
return jsonify({'success': False, 'error': '设备管理器未初始化'}), 500
|
||
|
||
if not device_manager.device_status.get('imu', False):
|
||
return jsonify({'success': False, 'error': 'IMU设备未连接'}), 400
|
||
|
||
# 执行IMU校准
|
||
result = device_manager._calibrate_imu()
|
||
|
||
if result.get('status') == 'success':
|
||
logger.info('IMU头部姿态校准成功')
|
||
return jsonify({
|
||
'success': True,
|
||
'message': 'IMU头部姿态校准成功，正立状态已设为零位基准',
|
||
'data': result
|
||
})
|
||
else:
|
||
logger.error(f'IMU校准失败: {result.get("error", "未知错误")}')
|
||
return jsonify({
|
||
'success': False,
|
||
'error': result.get('error', 'IMU校准失败')
|
||
}), 500
|
||
|
||
except Exception as e:
|
||
logger.error(f'IMU校准异常: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
|
||
# ==================== 检测API ====================
|
||
|
||
@app.route('/api/detection/start', methods=['POST'])
|
||
def start_detection():
|
||
"""开始检测"""
|
||
try:
|
||
if not db_manager or not device_manager:
|
||
return jsonify({'success': False, 'error': '数据库管理器或设备管理器未初始化'}), 500
|
||
|
||
data = flask_request.get_json()
|
||
patient_id = data.get('patient_id')
|
||
creator_id = data.get('creator_id')
|
||
if not patient_id or not creator_id:
|
||
return jsonify({'success': False, 'error': '缺少患者ID或创建人ID'}), 400
|
||
|
||
# 调用create_detection_session方法，settings传空字典
|
||
session_id = db_manager.create_detection_session(patient_id, settings={}, creator_id=creator_id)
|
||
|
||
# 开始同步录制
|
||
recording_response = None
|
||
try:
|
||
recording_response = recording_manager.start_recording(session_id, patient_id)
|
||
except Exception as rec_e:
|
||
logger.error(f'开始同步录制失败: {rec_e}')
|
||
|
||
start_time = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
|
||
|
||
return jsonify({'success': True, 'session_id': session_id, 'detectionStartTime': start_time, 'recording': recording_response})
|
||
except Exception as e:
|
||
logger.error(f'开始检测失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@app.route('/api/detection/<session_id>/stop', methods=['POST'])
|
||
def stop_detection(session_id):
|
||
"""停止检测"""
|
||
try:
|
||
if not db_manager or not recording_manager:
|
||
logger.error('数据库管理器或录制管理器未初始化')
|
||
return jsonify({'success': False, 'error': '数据库管理器或录制管理器未初始化'}), 500
|
||
|
||
if not session_id:
|
||
logger.error('缺少会话ID')
|
||
return jsonify({
|
||
'success': False,
|
||
'error': '缺少会话ID'
|
||
}), 400
|
||
|
||
data = flask_request.get_json()
|
||
# logger.debug(f'接收到停止检测请求，session_id: {session_id}, 请求数据: {data}')
|
||
# video_data = data.get('videoData') if data else None
|
||
video_data = data['videoData']
|
||
mime_type = data.get('mimeType', 'video/webm;codecs=vp9') # 默认webm格式
|
||
import base64
|
||
# 验证base64视频数据格式
|
||
if not video_data.startswith('data:video/'):
|
||
return jsonify({
|
||
'success': False,
|
||
'message': '无效的视频数据格式'
|
||
}), 400
|
||
try:
|
||
header, encoded = video_data.split(',', 1)
|
||
video_bytes = base64.b64decode(encoded)
|
||
# with open(r'D:/111.webm', 'wb') as f:
|
||
# f.write(video_bytes)
|
||
except Exception as e:
|
||
return jsonify({
|
||
'success': False,
|
||
'message': f'视频数据解码失败: {str(e)}'
|
||
}), 400
|
||
# 停止同步录制
|
||
try:
|
||
# 使用新的录制管理器停止录制
|
||
stop_result = recording_manager.stop_recording()
|
||
logger.info(f'录制停止结果: {stop_result}')
|
||
|
||
# 处理前端传来的视频数据（如果需要保存）
|
||
if video_bytes:
|
||
# 可以在这里添加保存前端视频数据的逻辑
|
||
logger.info(f'接收到前端视频数据，大小: {len(video_bytes)} 字节')
|
||
|
||
except Exception as rec_e:
|
||
logger.error(f'停止同步录制失败: {rec_e}', exc_info=True)
|
||
raise
|
||
|
||
# 更新会话状态为已完成
|
||
success = db_manager.update_session_status(session_id, 'completed')
|
||
|
||
if success:
|
||
logger.info(f'检测会话已停止 - 会话ID: {session_id}')
|
||
return jsonify({
|
||
'success': True,
|
||
'message': '检测已停止'
|
||
})
|
||
else:
|
||
logger.error('停止检测失败，更新会话状态失败')
|
||
return jsonify({
|
||
'success': False,
|
||
'error': '停止检测失败'
|
||
}), 500
|
||
|
||
except Exception as e:
|
||
logger.error(f'停止检测失败: {e}', exc_info=True)
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@app.route('/api/detection/<session_id>/status', methods=['GET'])
|
||
def get_detection_status(session_id):
|
||
"""获取检测状态"""
|
||
try:
|
||
if not db_manager:
|
||
return jsonify({'success': False, 'error': '数据库管理器未初始化'}), 500
|
||
|
||
if not session_id:
|
||
return jsonify({
|
||
'success': False,
|
||
'error': '缺少会话ID'
|
||
}), 400
|
||
|
||
# 获取会话数据
|
||
session_data = db_manager.get_session_data(session_id)
|
||
|
||
if session_data:
|
||
return jsonify({
|
||
'success': True,
|
||
'data': session_data
|
||
})
|
||
else:
|
||
return jsonify({
|
||
'success': False,
|
||
'error': '会话不存在'
|
||
}), 404
|
||
|
||
except Exception as e:
|
||
logger.error(f'获取检测状态失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@app.route('/api/detection/<session_id>/save-info', methods=['POST'])
|
||
def save_session_info(session_id):
|
||
"""保存会话信息（诊断、处理、建议、状态）"""
|
||
try:
|
||
if not db_manager:
|
||
return jsonify({'success': False, 'error': '数据库管理器未初始化'}), 500
|
||
|
||
if not session_id:
|
||
return jsonify({
|
||
'success': False,
|
||
'error': '缺少会话ID'
|
||
}), 400
|
||
|
||
# 获取请求数据
|
||
data = flask_request.get_json() or {}
|
||
diagnosis_info = data.get('diagnosis_info')
|
||
treatment_info = data.get('treatment_info')
|
||
suggestion_info = data.get('suggestion_info')
|
||
status = data.get('status')
|
||
|
||
# 验证至少提供一个要更新的字段
|
||
if not any([diagnosis_info, treatment_info, suggestion_info, status]):
|
||
return jsonify({
|
||
'success': False,
|
||
'error': '至少需要提供一个要更新的字段（diagnosis_info, treatment_info, suggestion_info, status）'
|
||
}), 400
|
||
|
||
# 调用数据库管理器的批量更新方法
|
||
db_manager.update_session_all_info(
|
||
session_id=session_id,
|
||
diagnosis_info=diagnosis_info,
|
||
treatment_info=treatment_info,
|
||
suggestion_info=suggestion_info,
|
||
status=status
|
||
)
|
||
|
||
# 构建更新信息反馈
|
||
updated_fields = []
|
||
if diagnosis_info is not None:
|
||
updated_fields.append('诊断信息')
|
||
if treatment_info is not None:
|
||
updated_fields.append('处理信息')
|
||
if suggestion_info is not None:
|
||
updated_fields.append('建议信息')
|
||
if status is not None:
|
||
updated_fields.append(f'状态({status})')
|
||
|
||
logger.info(f'会话信息保存成功: {session_id}, 更新字段: {", ".join(updated_fields)}')
|
||
|
||
return jsonify({
|
||
'success': True,
|
||
'message': f'会话信息保存成功，更新字段: {", ".join(updated_fields)}',
|
||
'data': {
|
||
'session_id': session_id,
|
||
'updated_fields': updated_fields
|
||
}
|
||
})
|
||
|
||
except Exception as e:
|
||
logger.error(f'保存会话信息失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
@app.route('/api/detection/<session_id>/collect', methods=['POST'])
|
||
def collect_detection_data(session_id):
|
||
"""采集检测数据"""
|
||
try:
|
||
if not db_manager:
|
||
return jsonify({'success': False, 'error': '数据库管理器未初始化'}), 500
|
||
|
||
if not device_manager:
|
||
return jsonify({'success': False, 'error': '设备管理器未初始化'}), 500
|
||
|
||
# 获取请求数据
|
||
data = flask_request.get_json() or {}
|
||
patient_id = data.get('patient_id')
|
||
|
||
# 如果没有提供patient_id，从会话信息中获取
|
||
if not patient_id:
|
||
session_data = db_manager.get_session_data(session_id)
|
||
if not session_data:
|
||
return jsonify({
|
||
'success': False,
|
||
'error': '检测会话不存在'
|
||
}), 404
|
||
patient_id = session_data.get('patient_id')
|
||
|
||
if not patient_id:
|
||
return jsonify({
|
||
'success': False,
|
||
'error': '无法获取患者ID'
|
||
}), 400
|
||
|
||
# 调用录制管理器采集数据
|
||
collected_data = recording_manager.collect_detection_data(
|
||
session_id=session_id,
|
||
patient_id=patient_id
|
||
)
|
||
|
||
# 将采集的数据保存到数据库
|
||
if collected_data:
|
||
db_manager.save_detection_data(session_id, collected_data)
|
||
logger.info(f'检测数据采集并保存成功: {session_id}')
|
||
|
||
return jsonify({
|
||
'success': True,
|
||
'data': {
|
||
'session_id': session_id,
|
||
'timestamp': collected_data.get('timestamp'),
|
||
'data_collected': bool(collected_data)
|
||
},
|
||
'message': '数据采集成功'
|
||
})
|
||
|
||
except Exception as e:
|
||
logger.error(f'采集检测数据失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
|
||
@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 = db_manager.get_detection_sessions(page, size, patient_id)
|
||
total = db_manager.get_sessions_count(patient_id)
|
||
|
||
return jsonify({
|
||
'success': True,
|
||
'data': {
|
||
'sessions': sessions,
|
||
'total': total,
|
||
'page': page,
|
||
'size': size
|
||
}
|
||
})
|
||
|
||
except Exception as e:
|
||
logger.error(f'获取检测历史失败: {e}')
|
||
return jsonify({'success': False, 'error': str(e)}), 500
|
||
|
||
|
||
# ==================== WebSocket 事件处理 ====================
|
||
|
||
# 只有当socketio不为None时才注册事件处理器
|
||
if socketio is not None:
|
||
# 简单的测试事件处理器
|
||
@socketio.on('connect')
|
||
def handle_connect():
|
||
# print('CLIENT CONNECTED!!!', flush=True) # 控制台打印测试已关闭
|
||
logger.info('客户端已连接')
|
||
return True
|
||
|
||
@socketio.on('disconnect')
|
||
def handle_disconnect():
|
||
# print('CLIENT DISCONNECTED!!!', flush=True) # 控制台打印测试已关闭
|
||
logger.info('客户端已断开连接')
|
||
|
||
# 原始的start_video处理逻辑（暂时注释）
|
||
@socketio.on('start_video_stream')
|
||
def handle_start_video(data=None):
|
||
try:
|
||
results = {'status': 'success', 'cameras': {}}
|
||
|
||
logger.info(f'video_stream_manager状态: {video_stream_manager is not None}')
|
||
logger.info(f'device_manager状态: {device_manager is not None}')
|
||
|
||
# 启动视频流管理器（普通摄像头）
|
||
if video_stream_manager:
|
||
t_vs = time.time()
|
||
logger.info(f'[TIMING] 即将调用start_video_stream - {datetime.now().strftime("%H:%M:%S.%f")[:-3]}')
|
||
video_result = video_stream_manager.start_video_stream()
|
||
logger.info(f'[TIMING] start_video_stream返回（耗时: {(time.time()-t_vs)*1000:.2f}ms）: {video_result}')
|
||
results['cameras']['normal'] = video_result
|
||
else:
|
||
logger.error('视频流管理器未初始化')
|
||
results['cameras']['normal'] = {'status': 'error', 'message': '视频流管理器未初始化'}
|
||
|
||
# 启动FemtoBolt深度相机
|
||
if device_manager:
|
||
logger.info('正在启动FemtoBolt深度相机...')
|
||
femtobolt_result = device_manager.start_femtobolt_stream()
|
||
logger.info(f'FemtoBolt启动结果: {femtobolt_result}')
|
||
if femtobolt_result:
|
||
results['cameras']['femtobolt'] = {'status': 'success', 'message': 'FemtoBolt深度相机推流已启动'}
|
||
else:
|
||
results['cameras']['femtobolt'] = {'status': 'error', 'message': 'FemtoBolt深度相机启动失败'}
|
||
else:
|
||
logger.error('设备管理器未初始化')
|
||
results['cameras']['femtobolt'] = {'status': 'error', 'message': '设备管理器未初始化'}
|
||
|
||
# 检查是否有任何相机启动成功
|
||
success_count = sum(1 for cam_result in results['cameras'].values() if cam_result.get('status') == 'success')
|
||
if success_count == 0:
|
||
results['status'] = 'error'
|
||
results['message'] = '所有相机启动失败'
|
||
elif success_count < len(results['cameras']):
|
||
results['status'] = 'partial'
|
||
results['message'] = f'{success_count}/{len(results["cameras"])}个相机启动成功'
|
||
else:
|
||
results['message'] = '所有相机启动成功'
|
||
|
||
logger.info(f'发送video_status事件: {results}')
|
||
try:
|
||
emit('video_status', results)
|
||
except Exception as emit_error:
|
||
logger.error(f'发送video_status事件失败: {emit_error}')
|
||
|
||
except Exception as e:
|
||
logger.error(f'启动视频流失败: {e}', exc_info=True)
|
||
try:
|
||
emit('video_status', {'status': 'error', 'message': f'启动失败: {str(e)}'})
|
||
except Exception as emit_error:
|
||
logger.error(f'发送错误状态失败: {emit_error}')
|
||
|
||
@socketio.on('stop_video_stream')
|
||
def handle_stop_video(data=None):
|
||
logger.info(f'收到stop_video事件，数据: {data}')
|
||
|
||
try:
|
||
results = {'status': 'success', 'cameras': {}}
|
||
|
||
# 停止视频流管理器（普通摄像头）
|
||
if video_stream_manager:
|
||
video_result = video_stream_manager.stop_video_stream()
|
||
results['cameras']['normal'] = video_result
|
||
else:
|
||
results['cameras']['normal'] = {'status': 'error', 'message': '视频流管理器未初始化'}
|
||
|
||
# 停止FemtoBolt深度相机
|
||
if device_manager:
|
||
device_manager.stop_femtobolt_stream()
|
||
results['cameras']['femtobolt'] = {'status': 'success', 'message': 'FemtoBolt深度相机推流已停止'}
|
||
else:
|
||
results['cameras']['femtobolt'] = {'status': 'error', 'message': '设备管理器未初始化'}
|
||
|
||
# 检查是否有任何相机停止成功
|
||
success_count = sum(1 for cam_result in results['cameras'].values() if cam_result.get('status') == 'success')
|
||
if success_count == 0:
|
||
results['status'] = 'error'
|
||
results['message'] = '所有相机停止失败'
|
||
elif success_count < len(results['cameras']):
|
||
results['status'] = 'partial'
|
||
results['message'] = f'{success_count}/{len(results["cameras"])}个相机停止成功'
|
||
else:
|
||
results['message'] = '所有相机停止成功'
|
||
|
||
try:
|
||
emit('video_status', results)
|
||
except Exception as emit_error:
|
||
logger.error(f'发送video_status事件失败: {emit_error}')
|
||
|
||
except Exception as e:
|
||
logger.error(f'停止视频流失败: {e}')
|
||
try:
|
||
emit('video_status', {'status': 'error', 'message': f'停止失败: {str(e)}'})
|
||
except Exception as emit_error:
|
||
logger.error(f'发送错误状态失败: {emit_error}')
|
||
|
||
@socketio.on('start_imu_streaming')
|
||
def handle_start_imu_streaming(data=None):
|
||
"""启动IMU头部姿态数据推流"""
|
||
try:
|
||
if device_manager:
|
||
result = device_manager.start_imu_streaming()
|
||
if result:
|
||
try:
|
||
emit('imu_status', {'status': 'success', 'message': 'IMU头部姿态数据推流已启动'})
|
||
except Exception as emit_error:
|
||
logger.error(f'发送IMU状态失败: {emit_error}')
|
||
logger.info('IMU头部姿态数据推流已启动')
|
||
else:
|
||
try:
|
||
emit('imu_status', {'status': 'error', 'message': 'IMU头部姿态数据推流启动失败'})
|
||
except Exception as emit_error:
|
||
logger.error(f'发送IMU状态失败: {emit_error}')
|
||
logger.error('IMU头部姿态数据推流启动失败')
|
||
else:
|
||
try:
|
||
emit('imu_status', {'status': 'error', 'message': '设备管理器未初始化'})
|
||
except Exception as emit_error:
|
||
logger.error(f'发送IMU状态失败: {emit_error}')
|
||
logger.error('设备管理器未初始化')
|
||
except Exception as e:
|
||
logger.error(f'启动IMU数据推流失败: {e}')
|
||
try:
|
||
emit('imu_status', {'status': 'error', 'message': f'启动失败: {str(e)}'})
|
||
except Exception as emit_error:
|
||
logger.error(f'发送IMU状态失败: {emit_error}')
|
||
|
||
@socketio.on('stop_imu_streaming')
|
||
def handle_stop_imu_streaming(data=None):
|
||
"""停止IMU头部姿态数据推流"""
|
||
try:
|
||
if device_manager:
|
||
result = device_manager.stop_imu_streaming()
|
||
if result:
|
||
try:
|
||
emit('imu_status', {'status': 'success', 'message': 'IMU头部姿态数据推流已停止'})
|
||
except Exception as emit_error:
|
||
logger.error(f'发送IMU状态失败: {emit_error}')
|
||
logger.info('IMU头部姿态数据推流已停止')
|
||
else:
|
||
try:
|
||
emit('imu_status', {'status': 'error', 'message': 'IMU头部姿态数据推流停止失败'})
|
||
except Exception as emit_error:
|
||
logger.error(f'发送IMU状态失败: {emit_error}')
|
||
logger.error('IMU头部姿态数据推流停止失败')
|
||
else:
|
||
try:
|
||
emit('imu_status', {'status': 'error', 'message': '设备管理器未初始化'})
|
||
except Exception as emit_error:
|
||
logger.error(f'发送IMU状态失败: {emit_error}')
|
||
logger.error('设备管理器未初始化')
|
||
except Exception as e:
|
||
logger.error(f'停止IMU数据推流失败: {e}')
|
||
try:
|
||
emit('imu_status', {'status': 'error', 'message': f'停止失败: {str(e)}'})
|
||
except Exception as emit_error:
|
||
logger.error(f'发送IMU状态失败: {emit_error}')
|
||
|
||
@socketio.on('start_pressure_streaming')
|
||
def handle_start_pressure_streaming(data=None):
|
||
"""启动压力传感器足部压力数据推流"""
|
||
try:
|
||
if device_manager:
|
||
result = device_manager.start_pressure_streaming()
|
||
if result:
|
||
emit('pressure_status', {'status': 'success', 'message': '压力传感器足部压力数据推流已启动'})
|
||
logger.info('压力传感器足部压力数据推流已启动')
|
||
else:
|
||
emit('pressure_status', {'status': 'error', 'message': '压力传感器足部压力数据推流启动失败'})
|
||
logger.error('压力传感器足部压力数据推流启动失败')
|
||
else:
|
||
emit('pressure_status', {'status': 'error', 'message': '设备管理器未初始化'})
|
||
logger.error('设备管理器未初始化')
|
||
except Exception as e:
|
||
logger.error(f'启动压力传感器数据推流失败: {e}')
|
||
emit('pressure_status', {'status': 'error', 'message': f'启动失败: {str(e)}'})
|
||
|
||
@socketio.on('stop_pressure_streaming')
|
||
def handle_stop_pressure_streaming(data=None):
|
||
"""停止压力传感器足部压力数据推流"""
|
||
try:
|
||
if device_manager:
|
||
result = device_manager.stop_pressure_streaming()
|
||
if result:
|
||
emit('pressure_status', {'status': 'success', 'message': '压力传感器足部压力数据推流已停止'})
|
||
logger.info('压力传感器足部压力数据推流已停止')
|
||
else:
|
||
emit('pressure_status', {'status': 'error', 'message': '压力传感器足部压力数据推流停止失败'})
|
||
logger.error('压力传感器足部压力数据推流停止失败')
|
||
else:
|
||
emit('pressure_status', {'status': 'error', 'message': '设备管理器未初始化'})
|
||
logger.error('设备管理器未初始化')
|
||
except Exception as e:
|
||
logger.error(f'停止压力传感器数据推流失败: {e}')
|
||
emit('pressure_status', {'status': 'error', 'message': f'停止失败: {str(e)}'})
|
||
|
||
# ==================== 错误处理 ====================
|
||
|
||
@app.errorhandler(404)
|
||
def not_found(error):
|
||
return jsonify({'success': False, 'error': 'API接口不存在'}), 404
|
||
|
||
@app.errorhandler(500)
|
||
def internal_error(error):
|
||
return jsonify({'success': False, 'error': '服务器内部错误'}), 500
|
||
|
||
if __name__ == '__main__':
|
||
import argparse
|
||
|
||
# 解析命令行参数
|
||
parser = argparse.ArgumentParser(description='Body Balance Evaluation System Backend')
|
||
parser.add_argument('--host', default=None, help='Host address to bind to')
|
||
parser.add_argument('--port', type=int, default=None, help='Port number to bind to')
|
||
parser.add_argument('--debug', action='store_true', help='Enable debug mode')
|
||
args = parser.parse_args()
|
||
|
||
try:
|
||
# 初始化应用
|
||
init_app()
|
||
|
||
except KeyboardInterrupt:
|
||
logger.info('服务被用户中断')
|
||
except Exception as e:
|
||
logger.error(f'服务启动失败: {e}')
|
||
sys.exit(1)
|
||
finally:
|
||
logger.info('后端服务已停止') |