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

# Copyright (c) 2014 - 2023 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Module implementing a dialog to enter the data for the creation of an archive.
"""

import os

from PyQt6.QtCore import pyqtSlot
from PyQt6.QtWidgets import QDialog, QDialogButtonBox

from eric7.EricGui import EricPixmapCache
from eric7.EricWidgets import EricFileDialog
from eric7.SystemUtilities import FileSystemUtilities

from .Ui_GitArchiveDataDialog import Ui_GitArchiveDataDialog


class GitArchiveDataDialog(QDialog, Ui_GitArchiveDataDialog):
    """
    Class implementing a dialog to enter the data for the creation of an
    archive.
    """

    def __init__(self, tagsList, branchesList, formatsList, parent=None):
        """
        Constructor

        @param tagsList list of tags (list of strings)
        @param branchesList list of branches (list of strings)
        @param formatsList list of archive formats (list of strings)
        @param parent reference to the parent widget (QWidget)
        """
        super().__init__(parent)
        self.setupUi(self)

        self.fileButton.setIcon(EricPixmapCache.getIcon("open"))

        self.buttonBox.button(QDialogButtonBox.StandardButton.Ok).setEnabled(False)

        self.tagCombo.addItems(sorted(tagsList))
        self.branchCombo.addItems(["master"] + sorted(branchesList))
        self.formatComboBox.addItems(sorted(formatsList))
        self.formatComboBox.setCurrentIndex(self.formatComboBox.findText("zip"))

        msh = self.minimumSizeHint()
        self.resize(max(self.width(), msh.width()), msh.height())

    def __updateOK(self):
        """
        Private slot to update the OK button.
        """
        enabled = True
        if self.revButton.isChecked():
            enabled = self.revEdit.text() != ""
        elif self.tagButton.isChecked():
            enabled = self.tagCombo.currentText() != ""
        elif self.branchButton.isChecked():
            enabled = self.branchCombo.currentText() != ""

        enabled &= bool(self.fileEdit.text())

        self.buttonBox.button(QDialogButtonBox.StandardButton.Ok).setEnabled(enabled)

    @pyqtSlot(str)
    def on_fileEdit_textChanged(self, txt):
        """
        Private slot to handle changes of the file edit.

        @param txt text of the edit (string)
        """
        self.__updateOK()

    @pyqtSlot()
    def on_fileButton_clicked(self):
        """
        Private slot to select a file via a file selection dialog.
        """
        fileName = EricFileDialog.getSaveFileName(
            self,
            self.tr("Select Archive File"),
            FileSystemUtilities.fromNativeSeparators(self.fileEdit.text()),
            "",
        )

        if fileName:
            root, ext = os.path.splitext(fileName)
            if not ext:
                ext = "." + self.formatComboBox.currentText()
            fileName = root + ext
            self.fileEdit.setText(FileSystemUtilities.toNativeSeparators(fileName))

    @pyqtSlot(bool)
    def on_revButton_toggled(self, checked):
        """
        Private slot to handle changes of the rev select button.

        @param checked state of the button (boolean)
        """
        self.__updateOK()

    @pyqtSlot(str)
    def on_revEdit_textChanged(self, txt):
        """
        Private slot to handle changes of the rev edit.

        @param txt text of the edit (string)
        """
        self.__updateOK()

    @pyqtSlot(bool)
    def on_tagButton_toggled(self, checked):
        """
        Private slot to handle changes of the Tag select button.

        @param checked state of the button (boolean)
        """
        self.__updateOK()

    @pyqtSlot(str)
    def on_tagCombo_editTextChanged(self, txt):
        """
        Private slot to handle changes of the Tag combo.

        @param txt text of the combo (string)
        """
        self.__updateOK()

    @pyqtSlot(bool)
    def on_branchButton_toggled(self, checked):
        """
        Private slot to handle changes of the Branch select button.

        @param checked state of the button (boolean)
        """
        self.__updateOK()

    @pyqtSlot(str)
    def on_branchCombo_editTextChanged(self, txt):
        """
        Private slot to handle changes of the Branch combo.

        @param txt text of the combo (string)
        """
        self.__updateOK()

    def getData(self):
        """
        Public method to retrieve the entered data.

        @return tuple of selected revision (string), archive format (string),
            archive file (string) and prefix (string)
        """
        if self.revButton.isChecked():
            rev = self.revEdit.text()
        elif self.tagButton.isChecked():
            rev = self.tagCombo.currentText()
        elif self.branchButton.isChecked():
            rev = self.branchCombo.currentText()
        else:
            rev = "HEAD"

        return (
            rev,
            self.formatComboBox.currentText(),
            FileSystemUtilities.toNativeSeparators(self.fileEdit.text()),
            self.prefixEdit.text(),
        )
