"""
    The TD Switches ui loader
"""
# Python
import os

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

# parent
from engine.dynamicloader   import DynamicLoader

# plugin specific
from leahi_dialin.common.td_defs  import TDOpModes
from leahi_dialin.common.td_defs  import TDStandbyStates

# hd Simulator
from leahi_dialin.ui.td_messaging import TD_Messaging


class Loader(DynamicLoader):
    """
    The TD Switches ui loader
    """

    def __init__(self):
        self.td_interface = TD_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.door       = self.find_widget(QtWidgets.QSpinBox       , 'doorSpinBox' )

    def _init_connections(self):
        """
        initializes the widgets connections
        :return: none
        """
        self.tbReset.clicked.connect(self._init_widgets)
        self.tbSend.clicked.connect(self.do_td_switches)
        # self.tblOpMode.currentCellChanged.connect(self.do_treatment_states)
        # self.tblSubMode.currentCellChanged.connect(self.do_treatment_states)

    @Slot()
    def _init_widgets(self):
        """
        initializes the widgets' properties
        :return: none
        """
        self.door.setValue(0)

    @Slot()
    def do_td_switches(self):
        """
        the slot for state change
        :return: none
        """
        door = self.door.value()
        self.td_interface.td_switches(
            door
        )