"""
    The DD Blood Leak 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 Blood Leak 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.cbBloodLeak                = self.find_widget(QtWidgets.QCheckBox      , 'cbBloodLeak'     )

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

    @Slot()
    def _init_widgets(self):
        """
        initializes the widgets' properties
        :return: none
        """
        self.cbBloodLeak  .setChecked(False)

    @Slot()
    def do_dd_blood_leak(self):
        """
        the slot for dd blood leak change
        :return: none
        """
        blood_leak  = int(self.cbBloodLeak.isChecked())

        self.dd_interface.dd_blood_leak(
            blood_leak  
        )