密胺计量程序

Network.py

@@ -0,0 +1,103 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+'''
+# @Time    : 2025/2/18 10:08
+# @Author  : hjw
+# @File    : Network.py
+'''
+
+import time
+import threading
+import socket
+import logging
+import json
+from queue import Queue
+
+
+# 配置日志系统
+logging.basicConfig(
+    level=logging.INFO,
+    format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
+    handlers=[
+        logging.FileHandler('controller.log'),
+        logging.StreamHandler()
+    ]
+)
+logger = logging.getLogger(__name__)
+
+
+class NetworkHandler:
+    def __init__(self, config):
+        self.host = config['network']['host']
+        self.port = config['network']['port']
+        self.sock = None
+        self.command_queue = Queue()
+        self.status = {
+            'measuring': False,
+            'error': None,
+            'current_weight': 0,
+            'target_weight': 0,
+            'algorithm': 'pid',
+            'set_tare': False,
+            'set_tare_num_time': 0,
+            'get_weight': False,
+            'set_vibrate': False,
+            'set_vibrate_time': 0
+        }
+        self.lock = threading.Lock()
+        self.running = True
+
+    def start_server(self):
+        self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+        self.sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+        try:
+            self.sock.bind((self.host, self.port))
+            self.sock.listen(5)
+            logger.info(f"网络服务启动于 {self.host}:{self.port}")
+
+            while self.running:
+                conn, addr = self.sock.accept()
+                threading.Thread(target=self._handle_client, args=(conn, addr), daemon=True).start()
+        except Exception as e:
+            logger.error(f"网络服务异常: {str(e)}")
+        finally:
+            self.sock.close()
+
+    def _handle_client(self, conn, addr):
+        try:
+            data = conn.recv(1024)
+            if data:
+                cmd = json.loads(data.decode())
+                self._process_command(cmd)
+                time.sleep(0.5)
+                # 返回当前状态
+                with self.lock:
+                    response = json.dumps(self.status)
+                conn.send(response.encode())
+        except json.JSONDecodeError:
+            logger.warning("收到无效的JSON指令")
+        except Exception as e:
+            logger.error(f"客户端处理异常: {str(e)}")
+        finally:
+            conn.close()
+
+    def _process_command(self, cmd):
+        with self.lock:
+            if cmd.get('command') == 'set_target':
+
+                self.status['target_weight'] = cmd['payload']['target_weight']
+                self.status['algorithm'] = cmd['payload'].get('algorithm', 'pid')
+                self.status['measuring'] = True
+                print("收到指令set_target:", self.status['target_weight'])
+            elif cmd.get('command') == 'stop':
+                self.status['measuring'] = False
+
+            elif cmd.get('command') == 'set_zero':
+                self.status['set_tare'] = True
+
+            elif cmd.get('command') == 'get_weight':
+                self.status['get_weight'] = True
+
+            elif cmd.get('command') == 'set_vibrate':
+                self.status['set_vibrate'] = True
+                self.status['set_vibrate_time'] = cmd['payload']['time']