254 lines
11 KiB
Python
254 lines
11 KiB
Python
from PySide6.QtCore import QTimer, Signal, QObject, Qt
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from PySide6.QtWidgets import QApplication # 用于获取主线程
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import threading
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from hardware import transmitter
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from view.main_window import MainWindow
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from .camera_controller import CameraController
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from .bottom_control_controller import BottomControlController
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from .hopper_controller import HopperController
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from .hopper_controller import UpperHopperPosition
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from service.msg_recorder import MessageRecorder
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from common.constant_config_manager import ConfigManager
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from service.opcua_ui_client import OpcuaUiClient
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from service.artifact_query_thread import ArtifactInfoQueryThread # 管片任务查询
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from busisness.models import ArtifactInfoModel
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from typing import List
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class MainController:
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def __init__(self):
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# 主界面
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self.main_window = MainWindow()
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self.msg_recorder = MessageRecorder()
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self.msg_recorder.normal_record("开始自动智能浇筑系统") # 记录系统状态消息
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# 初始化子界面和控制器
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self._initSubViews()
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self._initSubControllers()
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# 加载配置管理器
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self.config_manager = ConfigManager()
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# 启动消息数据库(messages.db)定时清理任务
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self.start_msg_database_clean_task()
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self.MSG_CLEAN_INTERVAL = None
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# opcua客户端
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self.opc_client = OpcuaUiClient()
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self._start_opc_client()
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# 连接信号
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self.__connectSignals()
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def showMainWindow(self):
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# self.main_window.showFullScreen()
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self.main_window.show()
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self.main_window.dispatch_task_widget.set_task_time("task1","15:44 PM")
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self.main_window.dispatch_task_widget.set_task_time("task2","17:37 PM")
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self.main_window.segment_task_widget.set_task_time("task1","15:38 PM")
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self.main_window.segment_task_widget.set_task_time("task2","17:24 PM")
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def _initSubControllers(self):
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# 右侧视频显示控制模块
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self.camera_controller = CameraController(
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video_view=self.main_window.vibration_video
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)
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# 底部按钮控制模块
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self.bottom_control_controller = BottomControlController(
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bottom_control_widget=self.main_window.bottom_control_widget,
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main_window=self.main_window
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)
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# 料斗控制模块（包括 夹爪开合、拱等按钮）
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self.hopper_controller = HopperController(
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hopper_view = self.main_window.hopper_widget,
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conveyor_view = self.main_window.conveyor_system_widget
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)
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def _initSubViews(self):
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pass
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def __connectSignals(self):
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self.main_window.about_to_close.connect(self.handleMainWindowClose) # 处理主界面关闭
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self.config_manager.msg_clean_interval_changed.connect(self.onMsgDbCleanIntervalChanged) # 消息清理间隔改变
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self.opc_client.opc_signal.value_changed.connect(self._update_opc_value_to_ui, Qt.QueuedConnection) # opcua服务器值改变
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def handleMainWindowClose(self):
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"""主界面关闭"""
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self.msg_recorder.normal_record("关闭自动智能浇筑系统") # 记录系统状态消息
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# 停止系统底部控制器中的线程
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if hasattr(self, 'bottom_control_controller'):
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self.bottom_control_controller.stop_threads()
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# 停止opc客户端
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if hasattr(self, 'opc_client'):
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self._stop_opc_client()
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def start_msg_database_clean_task(self):
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"""启动清理消息数据库(messages.db)中过期消息的定时任务"""
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from PySide6.QtCore import QTimer, QDateTime, QDate, QTime
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self.MSG_CLEAN_INTERVAL = self.config_manager.get_clean_interval() # 获取消息清理间隔 (单位: 秒)
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def clean_task():
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from common.msg_db_helper import DBHelper
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DBHelper().clean_expired_messages(days_to_keep=self.config_manager.get_msg_keep_days())
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def start_weekly_clean_at_midnight():
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# 1. 计算当前时间到下一个凌晨0点的毫秒数
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now = QDateTime.currentDateTime()
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tomorrow = QDate.currentDate().addDays(1) # 明天
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next_midnight = QDateTime(tomorrow, QTime(0, 0, 0)) # 明天00:00:00
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msecs_to_midnight = now.msecsTo(next_midnight) # 距离下一个凌晨的毫秒数
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# 2. 首次触发：到零点后执行一次清理
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clean_timer = QTimer()
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clean_timer.timeout.connect(clean_task)
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single_shot_timer = QTimer()
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single_shot_timer.setSingleShot(True)
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def first_clean():
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clean_task() # 执行首次清理
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# 之后每隔CLEAN_INTERVAL触发一次消息清理
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clean_timer.start(self.MSG_CLEAN_INTERVAL)
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# 启动一次性定时器, 进行首次清理
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single_shot_timer.timeout.connect(first_clean)
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single_shot_timer.start(msecs_to_midnight)
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return clean_timer, single_shot_timer
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# 启动定时器，并保存引用
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self.msg_db_clean_timer, self.single_shot_timer = start_weekly_clean_at_midnight()
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def onMsgDbCleanIntervalChanged(self, new_interval):
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"""当消息数据清理间隔变化时，更新定时器"""
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if self.MSG_CLEAN_INTERVAL == new_interval:
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return # 清理间隔未变
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if hasattr(self, 'single_shot_timer') and self.single_shot_timer is not None:
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self.single_shot_timer.stop()
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self.single_shot_timer.deleteLater()
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self.single_shot_timer = None
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if hasattr(self, 'msg_db_clean_timer') and self.msg_db_clean_timer is not None:
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self.msg_db_clean_timer.stop() # 停止周期性触发消息清理
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self.msg_db_clean_timer.deleteLater()
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self.msg_db_clean_timer = None
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# 用新间隔重新启动清理任务
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self.start_msg_database_clean_task()
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def _update_opc_value_to_ui(self, node_id, var_name, new_value):
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"""
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OPCUA值变化时的UI更新函数
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"""
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try:
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if var_name == "upper_weight":
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# 更新上料斗重量
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self.hopper_controller.onUpdateUpperHopperWeight(new_value)
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elif var_name == "lower_weight":
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# 更新下料斗重量
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self.hopper_controller.onUpdateLowerHopperWeight(new_value)
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elif var_name == "upper_volume":
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# 更新上料斗方量
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self.hopper_controller.onUpdateUpperHopperVolume(new_value)
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elif var_name == "production_progress":
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progress = min(new_value, 100) # 限制为100, 进度为去掉百分号之后的整数
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self.main_window.arc_progress.setProgress(progress)
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self.main_window.production_progress.setProgress(progress)
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elif var_name == "lower_clamp_angle":
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# 更新下料斗夹爪角度
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self.hopper_controller.onUpdateLowerClampAngle(new_value)
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elif var_name == "upper_clamp_status":
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# 更新上料斗夹爪状态 0表示关闭 1表示打开
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self.hopper_controller.onUpdateUpperClampStatus(new_value)
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elif var_name == "upper_hopper_position":
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# 更新上料斗位置 5表示料斗到位，到达振捣室处 66表示在搅拌楼处
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self.hopper_controller.onUpdateUpperHopperPosition(new_value)
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if new_value == UpperHopperPosition.MIXING_TOWER.value:
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# 到达搅拌楼开启搅拌桨旋转
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self.main_window.mixer_widget.startBladeMix()
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else:
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self.main_window.mixer_widget.stopBladeMix()
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elif var_name == "update_segment_tasks":
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need_update = new_value
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if need_update: # 需要更新管片任务
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self._update_segment_tasks()
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except Exception as e:
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print(f"_update_opc_value_to_ui: 界面更新失败: {e}")
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import traceback
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traceback.print_exc()
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def _start_opc_client(self):
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"""启动OPC UA客户端"""
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import time
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self.opc_retry_exit = threading.Event()
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def opc_worker():
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# 连接服务器
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while not self.opc_retry_exit.is_set():
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if self.opc_client.connect():
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# 创建订阅
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self.opc_client.create_multi_subscription(interval=500)
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break # 连接成功，退出重连
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time.sleep(2)
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# 启动子线程运行OPCUA逻辑
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opc_thread = threading.Thread(target=opc_worker, daemon=True)
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opc_thread.start()
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def _stop_opc_client(self):
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"""停止OPC UA客户端"""
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if hasattr(self, 'opc_retry_exit'):
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self.opc_retry_exit.set()
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if hasattr(self, 'opc_client') and self.opc_client.connected:
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self.opc_client.disconnect()
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def _update_segment_tasks(self):
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"""更新左侧的管片任务"""
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# 1. 管片信息查询线程
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query_thread = ArtifactInfoQueryThread()
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# 2. 主线程更新管片任务UI
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query_thread.query_finished.connect(self.onUpdateUiByArtifactInfo)
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# 3. 查询管片信息错误
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query_thread.query_error.connect(self.onQueryArtifactInfoError)
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query_thread.start()
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def onUpdateUiByArtifactInfo(self, artifact_list:List[ArtifactInfoModel]):
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def convert_to_ampm(time_str: str) -> str:
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"""时间格式转换: 转换为AM/PM形式"""
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from datetime import datetime
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time_formats = [
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"%Y-%m-%d %H:%M:%S",
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"%Y-%m-%d %H:%M:%S.%f"
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]
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for fmt in time_formats:
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try:
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dt = datetime.strptime(time_str, fmt)
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return dt.strftime("%I:%M%p")
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except ValueError:
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continue
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return "--:--"
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for index, artifact in enumerate(artifact_list, 1):
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if artifact.MouldCode:
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self.main_window.segment_task_widget.set_task_id(f"task{index}", artifact.MouldCode) # 模具号
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if artifact.BetonVolume:
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self.main_window.segment_task_widget.set_task_volume(f"task{index}", artifact.BetonVolume) # 浇筑方量
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if artifact.BeginTime:
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time_str = convert_to_ampm(artifact.BeginTime)
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self.main_window.segment_task_widget.set_task_time(f"task{index}", time_str) # 开始时间
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def onQueryArtifactInfoError(self, error_msg:str):
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# 查询管片信息失败预警
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self.msg_recorder.warning_record(error_msg)
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