from PySide6.QtCore import QTimer, Signal, QObject  # 导入Qt核心类
from PySide6.QtWidgets import QApplication  # 用于获取主线程
import threading 
from view.main_window import MainWindow
from .camera_controller import CameraController
from .bottom_control_controller import BottomControlController
from .hopper_controller import HopperController

from service.msg_recorder import MessageRecorder
from config.settings import Settings
from core.system import FeedingControlSystem
from opc.opcua_server import SimpleOPCUAServer

class MainController:
    def __init__(self):
        # 主界面
        self.main_window = MainWindow()
        self.settings = Settings()
        self.system = FeedingControlSystem(self.settings)
        self.system.initialize()
        self.system.state.state_updated.connect(self.update_ui_notify)
        self.opcua_server = SimpleOPCUAServer(self.system.state)
        self.opcua_server.start()
        self.msg_recorder = MessageRecorder()
        self.msg_recorder.normal_record("开始自动智能浇筑系统")
      
        # 初始化子界面和控制器
        self._initSubViews()
        self._initSubControllers()

        # 连接信号
        self.__connectSignals()

    def showMainWindow(self):
        self.main_window.showFullScreen()
        # self.main_window.show()
        self.main_window.dispatch_task_widget.set_task_time("task1","15:44 PM")
        self.main_window.dispatch_task_widget.set_task_time("task2","17:37 PM")
        self.main_window.segment_task_widget.set_task_time("task1","15:38 PM")
        self.main_window.segment_task_widget.set_task_time("task2","17:24 PM")

    def _initSubControllers(self):
        # 右侧视频显示控制模块
        self.camera_controller = CameraController(
            video_view=self.main_window.vibration_video
        )

        # 底部按钮控制模块
        self.bottom_control_controller = BottomControlController(
            bottom_control_widget=self.main_window.bottom_control_widget,
            main_window=self.main_window
        )

        # 料斗控制模块（包括 夹爪开合、拱等按钮）
        self.hopper_controller = HopperController(
            hopper_view = self.main_window.hopper_widget,
            conveyor_view = self.main_window.conveyor_system_widget
        )


    def _initSubViews(self):
        pass
    
    def update_ui_notify(self, prop:str,value):
        """更新UI状态"""
        print(f"更新UI状态: {prop} = {value}")

        if prop == "feed_status" and value == 4:
            # 盖板到位的情况, 更新 管片任务 (目前)
            self.main_window.update_segment_tasks()
            return
        
        if prop == "mould_finish_weight":
            # 模具车中料的重量
            current_mould_weight = value
            if self.system.state._mould_need_weight != 0:
                # 计算 模具车 和 生产进度
                progress = int((current_mould_weight / self.system.state._mould_need_weight) * 100) # 去掉百分号之后的整数
                progress = min(progress, 100) # 限制为100
                self.main_window.arc_progress.setProgress(progress)
                self.main_window.production_progress.setProgress(progress)
            return
        
        if prop == "upper_volume":
            # 上料斗方量
            self.hopper_controller.onUpdateUpperHopperVolume(value)
            return
        
        if prop == "lower_weight":
            # 低位料斗重量
            self.hopper_controller.onUpdateLowerHopperWeight(value)
            return


    def __connectSignals(self):
        self.main_window.about_to_close.connect(self.handleMainWindowClose) # 处理主界面关闭

    def handleMainWindowClose(self):
        """主界面关闭"""
        self.msg_recorder.normal_record("关闭自动智能浇筑系统")
        # 停止系统底部控制器中的线程
        if hasattr(self, 'bottom_control_controller'):
            self.bottom_control_controller.stop_threads()