src/eric7/Plugins/VcsPlugins/vcsGit/GitNewProjectOptionsDialog.py

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

# Copyright (c) 2014 - 2022 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Module implementing the Git Options Dialog for a new project from the
repository.
"""

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

from EricWidgets.EricCompleters import EricDirCompleter
from EricWidgets import EricFileDialog

from .Ui_GitNewProjectOptionsDialog import Ui_GitNewProjectOptionsDialog
from .Config import ConfigGitSchemes

import Utilities
import Preferences
import UI.PixmapCache


class GitNewProjectOptionsDialog(QDialog, Ui_GitNewProjectOptionsDialog):
    """
    Class implementing the Options Dialog for a new project from the
    repository.
    """

    def __init__(self, vcs, parent=None):
        """
        Constructor

        @param vcs reference to the version control object
        @param parent parent widget (QWidget)
        """
        super().__init__(parent)
        self.setupUi(self)

        self.__vcs = vcs

        self.projectDirButton.setIcon(UI.PixmapCache.getIcon("open"))
        self.vcsUrlButton.setIcon(UI.PixmapCache.getIcon("open"))
        self.vcsUrlClearHistoryButton.setIcon(UI.PixmapCache.getIcon("editDelete"))

        vcsUrlHistory = self.__vcs.getPlugin().getPreferences("RepositoryUrlHistory")
        self.vcsUrlCombo.addItems(vcsUrlHistory)
        self.vcsUrlCombo.setEditText("")

        self.vcsDirectoryCompleter = EricDirCompleter(self.vcsUrlCombo)
        self.vcsProjectDirCompleter = EricDirCompleter(self.vcsProjectDirEdit)

        ipath = Preferences.getMultiProject("Workspace") or Utilities.getHomeDir()
        self.__initPaths = [
            Utilities.fromNativeSeparators(ipath),
            Utilities.fromNativeSeparators(ipath) + "/",
        ]
        self.vcsProjectDirEdit.setText(
            Utilities.toNativeSeparators(self.__initPaths[0])
        )

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

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

    @pyqtSlot(str)
    def on_vcsProjectDirEdit_textChanged(self, txt):
        """
        Private slot to handle a change of the project directory.

        @param txt name of the project directory (string)
        """
        self.buttonBox.button(QDialogButtonBox.StandardButton.Ok).setEnabled(
            bool(txt) and Utilities.fromNativeSeparators(txt) not in self.__initPaths
        )

    @pyqtSlot()
    def on_vcsUrlButton_clicked(self):
        """
        Private slot to display a selection dialog.
        """
        directory = EricFileDialog.getExistingDirectory(
            self,
            self.tr("Select Repository-Directory"),
            self.vcsUrlCombo.currentText(),
            EricFileDialog.ShowDirsOnly,
        )

        if directory:
            self.vcsUrlCombo.setEditText(Utilities.toNativeSeparators(directory))

    @pyqtSlot()
    def on_projectDirButton_clicked(self):
        """
        Private slot to display a directory selection dialog.
        """
        directory = EricFileDialog.getExistingDirectory(
            self,
            self.tr("Select Project Directory"),
            self.vcsProjectDirEdit.text(),
            EricFileDialog.ShowDirsOnly,
        )

        if directory:
            self.vcsProjectDirEdit.setText(Utilities.toNativeSeparators(directory))

    @pyqtSlot(str)
    def on_vcsUrlCombo_editTextChanged(self, txt):
        """
        Private slot to handle changes of the URL.

        @param txt current text of the combo box
        @type str
        """
        enable = False
        vcsUrlEnable = False

        if txt:
            url = QUrl.fromUserInput(txt)
            if url.isValid():
                if url.scheme() in ConfigGitSchemes:
                    enable = True
                    vcsUrlEnable = url.scheme() == "file"
            elif ":" in txt:
                # assume scp like repository URL
                enable = True
        else:
            vcsUrlEnable = True

        self.buttonBox.button(QDialogButtonBox.StandardButton.Ok).setEnabled(enable)
        self.vcsUrlButton.setEnabled(vcsUrlEnable)

    @pyqtSlot()
    def on_vcsUrlClearHistoryButton_clicked(self):
        """
        Private slot to clear the history of entered repository URLs.
        """
        currentVcsUrl = self.vcsUrlCombo.currentText()
        self.vcsUrlCombo.clear()
        self.vcsUrlCombo.setEditText(currentVcsUrl)

        self.__saveHistory()

    def getData(self):
        """
        Public slot to retrieve the data entered into the dialog.

        @return a tuple of a string (project directory) and a dictionary
            containing the data entered.
        """
        self.__saveHistory()

        vcsdatadict = {
            "url": self.vcsUrlCombo.currentText().replace("\\", "/"),
        }
        return (self.vcsProjectDirEdit.text(), vcsdatadict)

    def __saveHistory(self):
        """
        Private method to save the repository URL history.
        """
        url = self.vcsUrlCombo.currentText()
        vcsUrlHistory = []
        for index in range(self.vcsUrlCombo.count()):
            vcsUrlHistory.append(self.vcsUrlCombo.itemText(index))
        if url not in vcsUrlHistory:
            vcsUrlHistory.insert(0, url)

        # max. list sizes is hard coded to 20 entries
        newVcsUrlHistory = [url for url in vcsUrlHistory if url]
        if len(newVcsUrlHistory) > 20:
            newVcsUrlHistory = newVcsUrlHistory[:20]

        self.__vcs.getPlugin().setPreferences("RepositoryUrlHistory", newVcsUrlHistory)