"""
    The TD Air Pump ui loader
"""
# Python
import os

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

# parent
from engine.dynamicloader   import DynamicLoader

# hd Simulator
from leahi_dialin.ui.td_messaging import TD_Messaging


class Loader(DynamicLoader):
    """
    The TD Air Pump 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.sbState        = self.find_widget(QtWidgets.QSpinBox       , 'sbState'             )
        self.sbRPM          = self.find_widget(QtWidgets.QSpinBox       , 'sbRPM'               )
        self.sbPower        = self.find_widget(QtWidgets.QDoubleSpinBox , 'sbPower'             )
        self.sbFPGARPM      = self.find_widget(QtWidgets.QSpinBox       , 'sbFPGARPM'           )
        self.sbScalarPower  = self.find_widget(QtWidgets.QSpinBox       , 'sbScalarPower'       )

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

    @Slot()
    def _init_widgets(self):
        """
        initializes the widgets' properties
        :return: none
        """
        self.sbState        .setValue(0)
        self.sbRPM          .setValue(0)
        self.sbPower        .setValue(0)
        self.sbFPGARPM      .setValue(0)
        self.sbScalarPower  .setValue(0)

    @Slot()
    def do_air_pump_data(self):
        """
        the slot for air pump change
        :return: none
        """
        self.td_interface.td_air_pump(
            self.sbState       .value() ,
            self.sbRPM         .value() ,
            self.sbPower       .value() ,
            self.sbFPGARPM     .value() ,
            self.sbScalarPower .value()
        )