# -*- coding: utf-8 -*-

# Copyright (c) 2014 - 2018 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Module implementing a dialog to enter the data for an extended bisect start.
"""

from __future__ import unicode_literals

from PyQt5.QtCore import pyqtSlot
from PyQt5.QtWidgets import QDialog, QDialogButtonBox

from .Ui_GitBisectStartDialog import Ui_GitBisectStartDialog


class GitBisectStartDialog(QDialog, Ui_GitBisectStartDialog):
    """
    Class implementing a dialog to enter the data for an extended bisect start.
    """
    def __init__(self, parent=None):
        """
        Constructor
        
        @param parent reference to the parent widget (QWidget)
        """
        super(GitBisectStartDialog, self).__init__(parent)
        self.setupUi(self)
       
        self.okButton = self.buttonBox.button(QDialogButtonBox.Ok)
        self.okButton.setEnabled(False)
        
        msh = self.minimumSizeHint()
        self.resize(max(self.width(), msh.width()), msh.height())
    
    def __updateOK(self):
        """
        Private method used to enable/disable the OK-button.
        """
        enable = self.badEdit.text() != ""
        self.okButton.setEnabled(enable)
    
    @pyqtSlot(str)
    def on_badEdit_textChanged(self, txt):
        """
        Private slot to handle a change of the bad commit.
        
        @param txt bad commit entered (string)
        """
        self.__updateOK()
    
    def getData(self):
        """
        Public method to get the entered data.
        
        @return tuple containing a bad commit (string), a list of good
            commits (list of strings) and a flag indicating to not
            checkout the working tree (boolean)
        """
        return (
            self.badEdit.text().strip(),
            self.goodEdit.text().strip().split(),
            self.noCheckoutCheckBox.isChecked(),
        )
