"""
    The DD Levels 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 Levels 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.sbd46Level         = self.find_widget(QtWidgets.QSpinBox       , 'sbd46Level'      )
        self.sbd63Level         = self.find_widget(QtWidgets.QSpinBox       , 'sbd63Level'      )
        self.sbd98Level         = self.find_widget(QtWidgets.QSpinBox       , 'sbd98Level'      )
        self.sbd6Level          = self.find_widget(QtWidgets.QSpinBox       , 'sbd6Level'       )   
        self.sbbicardLevel      = self.find_widget(QtWidgets.QSpinBox       , 'sbbicardLevel'   )

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

    @Slot()
    def _init_widgets(self):
        """
        initializes the widgets' properties
        :return: none
        """
        self.sbd46Level     .setValue(0)
        self.sbd63Level     .setValue(0)
        self.sbd98Level     .setValue(0)
        self.sbd6Level      .setValue(0)
        self.sbbicardLevel  .setValue(0)

    @Slot()
    def do_dd_level_sensors(self):
        """
        the slot for dd level sensor change
        :return: none
        """

        self.dd_interface.dd_levels(
            self.sbd46Level    .value() ,
            self.sbd63Level    .value() ,
            self.sbd98Level    .value() ,
            self.sbd6Level     .value() ,
            self.sbbicardLevel .value() 
        )