"""
    The DD pressure ui loader
"""
# Python
import os

# Qt
from PySide2                import QtCore, QtWidgets
from PySide2.QtCore         import Slot

# parent
from engine.dynamicloader   import DynamicLoader

# dd Simulator
from leahi_dialin.ui.dd_messaging import DD_Messaging


class Loader(DynamicLoader):
    """
    The DD pressure ui loader
    """

    def __init__(self):
        self.dd_interface = DD_Messaging()
        super().__init__(os.path.dirname(__file__))


    def _init_loader(self):
        """
        finds and creates widgets
        :return: none
        """
        self.tbReset                        = self.find_widget(QtWidgets.QToolButton    , 'tbReset'                         )  
        self.tbSend                         = self.find_widget(QtWidgets.QToolButton    , 'tbSend'                          )  

        self.dsbD9Pressure                  = self.find_widget(QtWidgets.QDoubleSpinBox , 'dsbD9Pressure'      )
        self.dsbD66Pressure                 = self.find_widget(QtWidgets.QDoubleSpinBox , 'dsbD66Pressure'      )
        self.dsbD51Pressure                 = self.find_widget(QtWidgets.QDoubleSpinBox , 'dsbD51Pressure'      )
        self.dsbD18Pressure                 = self.find_widget(QtWidgets.QDoubleSpinBox , 'dsbD18Pressure'      )
        self.dsbD41Pressure                 = self.find_widget(QtWidgets.QDoubleSpinBox , 'dsbD41Pressure'      )
        self.dsbD87Pressure                 = self.find_widget(QtWidgets.QDoubleSpinBox , 'dsbD87Pressure'      )


    def _init_connections(self):
        """
        initializes the widgets connections
        :return: none
        """
        self.tbReset.clicked.connect(self._init_widgets)
        self.tbSend.clicked.connect(self.do_dd_pressure)

    @Slot()
    def _init_widgets(self):
        """
        initializes the widgets' properties
        :return: none
        """
        self.dsbD9Pressure    .setValue(0)
        self.dsbD66Pressure   .setValue(0)
        self.dsbD51Pressure   .setValue(0)
        self.dsbD18Pressure   .setValue(0)
        self.dsbD41Pressure   .setValue(0)
        self.dsbD87Pressure   .setValue(0)
        

    @Slot()
    def do_dd_pressure(self):
        """
        the slot for dd pressure change
        :return: none
        """        
        self.dd_interface.dd_pressure(
           self.dsbD9Pressure   .value() , 
           self.dsbD66Pressure  .value() ,
           self.dsbD51Pressure  .value() ,
           self.dsbD18Pressure  .value() ,
           self.dsbD41Pressure  .value() ,
           self.dsbD87Pressure  .value() 
        )