wire_controlsystem/EMV/EMV_test.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-
'''
# @Time    : 2025/12/12 14:39
# @Author  : reenrr
# @File    : EMV.py
# @Desc    : 网络继电器控制输入、输出设备    修改了接口，需测试
'''
import socket
import binascii
import time
import logging

from typing import Union

# 网络继电器的 IP 和端口
HOST = '192.168.5.18'
PORT = 50000

# 控件命名映射
SOLENOID_VALVE1 = 'solenoid_valve1'  # 控制排料机构NG时的电磁阀1
SOLENOID_VALVE2 = 'solenoid_valve2'  # 控制排料机构NG时的电磁阀2
ABSORB_SOLENOID_VALVE1 = 'absorb_solenoid_valve1'  # 控制吸取设备的电磁阀1
ABSORB_SOLENOID_VALVE2 = 'absorb_solenoid_valve2'  # 控制吸取设备的电磁阀2
ABSORB_SOLENOID_VALVE3 = 'absorb_solenoid_valve3'  # 控制吸取设备的电磁阀3
ABSORB_SOLENOID_VALVE4 = 'absorb_solenoid_valve4'  # 控制吸取设备的电磁阀4
ABSORB_SOLENOID_VALVE5 = 'absorb_solenoid_valve5'  # 控制吸取设备的电磁阀5

# 传感器命名映射
CONVEYOR1_SENSOR = 'conveyor1_sensor'  # 传送带1的行程开关
CONVEYOR2_SENSOR = 'conveyor2_sensor'  # 传送带2的行程开关
PRESS_SENSOR1 = 'press_sensor1'  # 传送带1旁边的按压开关1
PRESS_SENSOR2 = 'press_sensor2'  # 传送带1旁边的按压开关2
FIBER_SENSOR = 'fiber_sensor'  # 传送带1旁边的光纤传感器

# 控件控制报文
valve_commands = {
    SOLENOID_VALVE1: {
        'open': '00000000000601050000FF00',
        'close': '000000000006010500000000',
    },
    SOLENOID_VALVE2: {
        'open': '00000000000601050001FF00',
        'close': '000000000006010500010000',
    },
    ABSORB_SOLENOID_VALVE1: {
        'open': '00000000000601050002FF00',
        'close': '000000000006010500020000',
    },
    ABSORB_SOLENOID_VALVE2: {
        'open': '00000000000601050003FF00',
        'close': '000000000006010500030000',
    },
    ABSORB_SOLENOID_VALVE3: {
        'open': '00000000000601050004FF00',
        'close': '000000000006010500040000',
    },
    ABSORB_SOLENOID_VALVE4: {
        'open': '00000000000601050005FF00',
        'close': '000000000006010500050000',
    },
    ABSORB_SOLENOID_VALVE5: {
        'open': '00000000000601050006FF00',
        'close': '000000000006010500060000',
    }
}

# 读取状态命令
read_status_command = {
    'devices': '000000000006010100000008',
    'sensors': '000000000006010200000008'
}

# 控件对应 DO 位（从低到高）
device_bit_map = {
    SOLENOID_VALVE1: 0,
    SOLENOID_VALVE2: 1,
    ABSORB_SOLENOID_VALVE1: 2,
    ABSORB_SOLENOID_VALVE2: 3,
    ABSORB_SOLENOID_VALVE3: 4,
    ABSORB_SOLENOID_VALVE4: 5,
    ABSORB_SOLENOID_VALVE5: 6
}

device_name_map = {
    SOLENOID_VALVE1: "电磁阀1",
    SOLENOID_VALVE2: "电磁阀2",
    ABSORB_SOLENOID_VALVE1: "吸取装置电磁阀1",
    ABSORB_SOLENOID_VALVE2: "吸取装置电磁阀2",
    ABSORB_SOLENOID_VALVE3: "吸取装置电磁阀3",
    ABSORB_SOLENOID_VALVE4: "吸取装置电磁阀4",
    ABSORB_SOLENOID_VALVE5: "吸取装置电磁阀5",
}

# 传感器对应位（从低到高）
sensor_bit_map = {
    FIBER_SENSOR: 0,
    PRESS_SENSOR1: 1,
    PRESS_SENSOR2: 2,
    CONVEYOR1_SENSOR: 4,
    CONVEYOR2_SENSOR: 3,
    # 根据你继电器的配置，继续添加更多传感器
}

sensor_name_map = {
    FIBER_SENSOR: '光纤传感器',
    PRESS_SENSOR1: '按压开关1',
    PRESS_SENSOR2: '按压开关2',
    CONVEYOR1_SENSOR: '传送带1开关',
    CONVEYOR2_SENSOR: '传送带2开关'
}

class RelayController:
    def __init__(self):
        """初始化继电器控制器"""
        self.sock = None
        self.is_connected = False  # 长连接状态标记

        # 初始化时自动尝试建立长连接
        print(f"正在初始化网络继电器并建立长连接")
        connect_success = self.connect()

        if connect_success:
            print(f"网络继电器长连接建立成功:{HOST}:{PORT}")
        else:
            print(f"网络继电器长连接建立失败")

    def connect(self) -> bool:
        """
        建立长连接
        :return: True-连接成功，False-连接失败
        """
        if not self.is_connected:
            try:
                self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
                self.sock.settimeout(3)
                self.sock.connect((HOST, PORT))
                self.is_connected = True
                print(f"长连接建立成功：{HOST}:{PORT}")
                return True
            except Exception as e:
                print(f"长连接建立失败：{e}")
                self.sock = None
                self.is_connected = False
                return False
        return True

    def disconnect(self):
        """断开长连接"""
        if self.sock and self.is_connected:
            try:
                self.sock.shutdown(socket.SHUT_RDWR)
                self.sock.close()
                print("长连接已正常断开")
            except Exception as e:
                print(f"断开长连接时出现异常:{e}")
            finally:
                self.sock = None
                self.is_connected = False

    def send_command(self, command: str) -> Union[bytes, bool]:
        """
        将十六进制字符串转换为字节数据并发送
        :param command: 十六进制字符串
        :return: 响应字节数据 / False
        """
        if not self.is_connected or not self.sock:
            print("长连接未建立，无法发送指令")
            return False

        try:
            byte_data = binascii.unhexlify(command)
            self.sock.sendall(byte_data)    # sendall确保数据全部发送
            # 接收响应
            response = self.sock.recv(1024)
            if not response:
                logging.warning("长连接接收空响应，可能连接已断开")
                self.is_connected = False
                return False
            # print(f"收到响应: {binascii.hexlify(response)}")
            # 校验响应
            return response
        except socket.timeout:
            print("长连接发送/接收超时")
            self.is_connected = False
            return False
        except Exception as e:
            print(f"通信错误: {e}")
            self.is_connected = False
            return False

    def get_all_device_status(self, command_type: str='devices') -> dict[str, bool]:
        """
        获取所有设备/传感器状态
        :param command_type: 'devices'（控件） / 'sensors'（传感器）
        :return: 状态字典 {设备名: 状态(bool)}
        """
        command = read_status_command.get(command_type)
        if not command:
            print(f"未知的读取类型: {command_type}")
            return {}

        response = self.send_command(command)
        status_dict = {}

        if response and len(response) >= 10:
            status_byte = response[9]  # 状态在第10字节
            status_bin = f"{status_byte:08b}"[::-1]

            if command_type == 'devices':
                bit_map = device_bit_map
                name_map = device_name_map
            elif command_type == 'sensors':
                bit_map = sensor_bit_map
                name_map = sensor_name_map
            else:
                print("不支持的映射类型")
                return {}

            for key, bit_index in bit_map.items():
                state = status_bin[bit_index] == '1'
                status_dict[key] = state
                # readable = "开启" if state else "关闭"
                # print(f"{device.capitalize()} 状态: {readable}")
        else:
            print("读取状态失败或响应无效")

        return status_dict

    def set_device(self, device_name: str, state: bool):
        """
        设置指定输出设备（DO）的开关状态
        :param device_name: 设备名称
        :param state: 目标状态 True--打开  FALSE--关闭
        """
        if device_name not in valve_commands:
            raise ValueError(f"未知设备：{device_name}")

        try:
            current = self.get_all_device_status()
            is_on = current.get(device_name, False)

            if state and not is_on:
                self.send_command(valve_commands[device_name]['open'])
            elif not state and is_on:
                self.send_command(valve_commands[device_name]['close'])

        except Exception as e:
            raise RuntimeError(f"设置设备 '{device_name}' 状态失败: {e}") from e


# 全局变量
# private
_GLOBAL_RELAY = RelayController()

def ng_push():
    """NG推料流程"""
    try:
        # 同时打开电磁阀1、2
        write_do(SOLENOID_VALVE1, True)
        write_do(SOLENOID_VALVE2, True)
        print(f"电磁阀1、2已打开")

        # 等待线条掉落
        time.sleep(0.5)

        write_do(SOLENOID_VALVE1, False)
        write_do(SOLENOID_VALVE2, False)
        print(f"电磁阀1、2已关闭")

    except Exception as e:
        print(f"NG推料失败:{e}")
        raise RuntimeError("NG推料流程异常") from e

def write_do(device_name: str, state: bool):
    """
    控制单个数字输出设备（DO）的开关状态
    :param device_name: 设备名称
    :param state: True:打开  False：关闭
    """
    if _GLOBAL_RELAY is None:
        raise ValueError("未初始化实例")

    # 验证设备是否存在
    if device_name not in device_bit_map:
        valid_devices = list(device_bit_map.keys())
        raise ValueError(f"无效的设备名 '{device_name}'。有效设备: {valid_devices}")

    # 确保已连接
    if not _GLOBAL_RELAY.is_connected:
        if not _GLOBAL_RELAY.connect():
            raise RuntimeError("无法连接到网络继电器")

    try:
        _GLOBAL_RELAY.set_device(device_name, state)

    except Exception as e:
        raise RuntimeError(f"控制设备 '{device_name}' 失败: {e}")

def read_all_io() -> dict[str, dict[str, bool]]:
    """
    读取所有DI（传感器）和DO（设备）状态
    :return: {'devices': {...}, 'sensors': {...}}
    """
    if _GLOBAL_RELAY is None:
        raise ValueError("未初始化")

    try:
        devices = _GLOBAL_RELAY.get_all_device_status('devices')
        sensors = _GLOBAL_RELAY.get_all_device_status('sensors')
        return {'devices': devices, 'sensors': sensors}

    except Exception as e:
        print(f"读取IO状态失败:{e}")
        raise RuntimeError("读取IO失败") from e

# ------------测试接口-------------
if __name__ == '__main__':

    write_do(SOLENOID_VALVE1, True)

    time.sleep(5)

    io_status = read_all_io()
    for name, status in io_status['devices'].items():
        status_str = "开启" if status else "关闭"
        print(f"{device_name_map.get(name, name)}: {status_str}")