创建项目及AI生成基本代码

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2025-09-08 22:12:42 +08:00
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
LoRa协议处理模块
处理LoRa物理层通信相关功能
支持四级结构:平台->中继->区域主控->普通设备
"""
import logging
import time
import random
from ..base import ProtocolHandler
# 配置日志
logging.basicConfig(level=logging.INFO)
logger = logging.getLogger(__name__)
class LoRaHandler(ProtocolHandler):
"""LoRa协议处理器"""
def __init__(self, config):
"""
初始化LoRa协议处理器
Args:
config: 配置对象
"""
super().__init__(config)
self.initialized = False
logger.info("初始化LoRa协议处理器")
def initialize(self):
"""初始化LoRa协议处理器"""
logger.info("开始初始化LoRa通信")
# 模拟LoRa硬件初始化
time.sleep(0.5)
self.initialized = True
# 如果启用模拟模式,初始化设备管理器
if self.config.simulation_enabled:
from internal.simulation import DeviceManager, AreaController, NormalDevice
self.device_manager = DeviceManager()
# 根据配置创建模拟区域主控设备
controllers = {}
for controller_config in self.config.simulation_controllers:
controller = AreaController(
device_id=controller_config['id'],
lora_address=controller_config['lora_address'],
status=controller_config.get('status', 'stopped')
)
self.device_manager.add_controller(controller)
controllers[controller.device_id] = controller
# 根据配置创建模拟普通设备,并关联到区域主控
for device_config in self.config.simulation_devices:
device = NormalDevice(
device_id=device_config['id'],
device_type=device_config['type'],
rs485_bus=device_config['rs485_bus'],
rs485_address=device_config['rs485_address'],
controller_id=device_config['controller_id'],
status=device_config.get('status', 'stopped')
)
self.device_manager.add_device(device)
# 将设备添加到对应的区域主控中
controller_id = device_config['controller_id']
if controller_id in controllers:
controllers[controller_id].add_device(device)
logger.info(f"模拟模式已启用,创建了 {len(controllers)} 个区域主控和 {len(self.config.simulation_devices)} 个普通设备")
else:
logger.info("真实模式需要连接LoRa硬件")
logger.info("LoRa协议处理器初始化完成")
def send_command(self, command, data):
"""
通过LoRa发送命令到设备
Args:
command (str): 命令类型
data (dict): 命令数据
Returns:
dict: 命令执行结果
"""
if not self.initialized:
logger.error("LoRa协议处理器未初始化")
return {
"status": "failed",
"message": "LoRa协议处理器未初始化"
}
logger.info(f"通过LoRa发送命令: {command}, 数据: {data}")
# 如果启用模拟模式,直接处理命令
if self.config.simulation_enabled and self.device_manager:
result = self._handle_simulated_command(command, data)
logger.info(f"模拟命令处理结果: {result}")
return result
# 真实模式下需要实际发送命令到LoRa设备
logger.info("真实模式下发送命令到LoRa设备")
# 这里应该是实际的LoRa通信代码
# 暂时返回模拟响应
time.sleep(0.1) # 模拟通信延迟
return {
"status": "success" if random.choice([True, False]) else "failed",
"message": "命令发送成功" if random.choice([True, False]) else "命令发送失败",
"data": {
"device_id": data.get("device_id", "unknown"),
"timestamp": time.time()
}
}
def receive_response(self):
"""
从LoRa接收设备响应
Returns:
dict: 设备响应数据
"""
if not self.initialized:
logger.error("LoRa协议处理器未初始化")
return {
"status": "failed",
"message": "LoRa协议处理器未初始化"
}
logger.info("从LoRa接收设备响应")
# 如果启用模拟模式,返回模拟响应
if self.config.simulation_enabled and self.device_manager:
# 在模拟模式下,我们假设命令已经直接处理完成,不需要单独接收响应
logger.info("模拟模式下命令已直接处理完成")
return {
"status": "success",
"message": "模拟响应",
"data": {}
}
# 真实模式下需要实际从LoRa设备接收响应
logger.info("真实模式下从LoRa设备接收响应")
# 这里应该是实际的LoRa通信代码
# 暂时返回模拟响应
time.sleep(0.1) # 模拟通信延迟
return {
"status": "success",
"message": "接收响应成功",
"data": {
"response_data": "sample_data",
"timestamp": time.time()
}
}
def _handle_simulated_command(self, command, data):
"""
处理模拟命令
Args:
command (str): 命令类型
data (dict): 命令数据
Returns:
dict: 命令执行结果
"""
logger.info(f"处理模拟命令: {command}")
if command == "control_device":
device_id = data.get("device_id")
action = data.get("action")
return self.device_manager.control_device(device_id, action)
elif command == "query_device_status":
device_id = data.get("device_id")
return self.device_manager.query_device_status(device_id)
elif command == "query_all_device_status":
statuses = self.device_manager.query_all_device_status()
return {
"status": "success",
"message": "查询所有设备状态成功",
"data": statuses
}
else:
return {
"status": "failed",
"message": f"不支持的命令: {command}"
}