"""
    The FP Versions ui loader
"""
# Python
import os

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

# parent
from engine.dynamicloader   import DynamicLoader

# fp Simulator
from leahi_dialin.ui.fp_messaging import FP_Messaging


class Loader(DynamicLoader):
    """
    The FP Versions ui loader
    """

    def __init__(self):
        self.FP_interface = FP_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.dmajor     = self.find_widget(QtWidgets.QSpinBox       , 'deviceMajorspinBox'          )
        self.dminor     = self.find_widget(QtWidgets.QSpinBox       , 'deviceMinorspinBox'          )
        self.dmicro     = self.find_widget(QtWidgets.QSpinBox       , 'deviceMicrospinBox'          )
        self.dbuild     = self.find_widget(QtWidgets.QSpinBox       , 'deviceBuildspinBox'          )
        self.comp       = self.find_widget(QtWidgets.QSpinBox       , 'deviceCompatibilityspinBox'  )
        self.fpga_id    = self.find_widget(QtWidgets.QSpinBox       , 'FPGAIDspinBox'               )
        self.fpga_major = self.find_widget(QtWidgets.QSpinBox       , 'FPGAMajorspinBox'            )
        self.fpga_minor = self.find_widget(QtWidgets.QSpinBox       , 'FPGAMinorspinBox'            )
        self.fpga_lab   = self.find_widget(QtWidgets.QSpinBox       , 'FPGALabspinBox'              )
        
    def _init_connections(self):
        """
        initializes the widgets connections
        :return: none
        """
        self.tbReset.clicked.connect(self._init_widgets)
        self.tbSend.clicked.connect(self.do_version_data)

    @Slot()
    def _init_widgets(self):
        """
        initializes the widgets' properties
        :return: none
        """
        self.dmajor.setValue(0)
        self.dminor.setValue(0)
        self.dmicro.setValue(0)
        self.dbuild.setValue(0)
        self.comp.setValue(0)
        self.fpga_id.setValue(0)
        self.fpga_major.setValue(0)
        self.fpga_minor.setValue(0)
        self.fpga_lab.setValue(0)

    @Slot()
    def do_version_data(self):
        """
        the slot for Version data change
        :return: none
        """
        major               = self.dmajor       .value()
        minor               = self.dminor       .value()
        micro               = self.dmicro       .value()
        build               = self.dbuild       .value()
        fpga_id             = self.fpga_id      .value()
        fpga_major          = self.fpga_major   .value()
        fpga_minor          = self.fpga_minor   .value()
        fpga_lab            = self.fpga_lab     .value()
        compatibility_rev   = self.comp         .value()
        self.FP_interface.fp_versions(
            major,
            minor,
            micro,
            build,
            fpga_id,
            fpga_major,
            fpga_minor,
            fpga_lab,
            compatibility_rev
        )