// SPDX-License-Identifier: LGPL-2.1-or-later

/***************************************************************************
 *   Copyright (c) 2002 Jürgen Riegel <juergen.riegel@web.de>              *
 *                                                                         *
 *   This file is part of the FreeCAD CAx development system.              *
 *                                                                         *
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU Library General Public           *
 *   License as published by the Free Software Foundation; either          *
 *   version 2 of the License, or (at your option) any later version.      *
 *                                                                         *
 *   This library  is distributed in the hope that it will be useful,      *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU Library General Public License for more details.                  *
 *                                                                         *
 *   You should have received a copy of the GNU Library General Public     *
 *   License along with this library; see the file COPYING.LIB. If not,    *
 *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
 *   Suite 330, Boston, MA  02111-1307, USA                                *
 *                                                                         *
 ***************************************************************************/

#include <QDesktopServices>
#include <QInputDialog>
#include <QLabel>
#include <QMessageBox>
#include <QComboBox>
#include <QSignalBlocker>
#include <QTextStream>
#include <QTimer>

#include <App/Document.h>
#include <Base/Interpreter.h>

#include "Dialogs/DlgMacroExecuteImp.h"
#include "ui_DlgMacroExecute.h"
#include "Application.h"
#include "BitmapFactory.h"
#include "Command.h"
#include "Dialogs/DlgCustomizeImp.h"
#include "Dialogs/DlgToolbarsImp.h"
#include "Document.h"
#include "EditorView.h"
#include "Macro.h"
#include "MainWindow.h"
#include "PythonEditor.h"
#include "Workbench.h"
#include "WorkbenchManager.h"


using namespace Gui;
using namespace Gui::Dialog;

namespace Gui
{
namespace Dialog
{
class MacroItem: public QTreeWidgetItem
{
public:
    MacroItem(QTreeWidget* widget, bool systemwide, const QString& dirPath)
        : QTreeWidgetItem(widget)
        , systemWide(systemwide)
        , dirPath(dirPath)
    {}

    /**
     * Acts same as setText method but additionally set toolTip with text of
     * absolute file path. There may be different macros with same names from
     * different system paths. So it could be helpful for user to show where
     * exactly macro is placed.
     */
    void setFileName(int column, const QString& text)
    {
        QFileInfo file(dirPath, text);

        setToolTip(column, file.absoluteFilePath());
        return QTreeWidgetItem::setText(column, text);
    }

    ~MacroItem() override = default;

    bool systemWide;
    QString dirPath;
};
}  // namespace Dialog
}  // namespace Gui


/* TRANSLATOR Gui::Dialog::DlgMacroExecuteImp */

/**
 *  Constructs a DlgMacroExecuteImp which is a child of 'parent', with the
 *  name 'name' and widget flags set to 'f'
 *
 *  The dialog will by default be modeless, unless you set 'modal' to
 *  true to construct a modal dialog.
 */
DlgMacroExecuteImp::DlgMacroExecuteImp(QWidget* parent, Qt::WindowFlags fl)
    : QDialog(parent, fl)
    , WindowParameter("Macro")
    , ui(new Ui_DlgMacroExecute)
{
    watcher = std::make_unique<PythonTracingWatcher>(this);
    ui->setupUi(this);
    setupConnections();

    // retrieve the macro path from parameter or use the user data as default
    {
        QSignalBlocker blocker(ui->fileChooser);
        std::string path = getWindowParameter()->GetASCII(
            "MacroPath",
            App::Application::getUserMacroDir().c_str()
        );
        this->macroPath = QString::fromUtf8(path.c_str());
        ui->fileChooser->setFileName(this->macroPath);
    }

    // Fill the List box
    QStringList labels;
    labels << tr("Macros");
    for (auto* listBox : {ui->userMacroListBox, ui->systemMacroListBox}) {
        listBox->setHeaderLabels(labels);
        listBox->header()->hide();
    }
    fillUpList();
    ui->LineEditFind->setFocus();
    ui->addonsButton->setEnabled(
        Application::Instance->commandManager().getCommandByName("Std_AddonMgr") != nullptr
    );
}

/**
 *  Destroys the object and frees any allocated resources
 */
DlgMacroExecuteImp::~DlgMacroExecuteImp() = default;

void DlgMacroExecuteImp::setupConnections()
{
    // clang-format off
    connect(ui->fileChooser, &FileChooser::fileNameChanged,
            this, &DlgMacroExecuteImp::onFileChooserFileNameChanged);
    connect(ui->createButton, &QPushButton::clicked,
            this, &DlgMacroExecuteImp::onCreateButtonClicked);
    connect(ui->deleteButton, &QPushButton::clicked,
            this, &DlgMacroExecuteImp::onDeleteButtonClicked);
    connect(ui->editButton, &QPushButton::clicked,
            this, &DlgMacroExecuteImp::onEditButtonClicked);
    connect(ui->renameButton, &QPushButton::clicked,
            this, &DlgMacroExecuteImp::onRenameButtonClicked);
    connect(ui->duplicateButton, &QPushButton::clicked,
            this, &DlgMacroExecuteImp::onDuplicateButtonClicked);
    connect(ui->toolbarButton, &QPushButton::clicked,
            this, &DlgMacroExecuteImp::onToolbarButtonClicked);
    connect(ui->addonsButton, &QPushButton::clicked,
            this, &DlgMacroExecuteImp::onAddonsButtonClicked);
    connect(ui->folderButton, &QPushButton::clicked,
            this, &DlgMacroExecuteImp::onFolderButtonClicked);
    connect(ui->userMacroListBox, &QTreeWidget::currentItemChanged,
            this, &DlgMacroExecuteImp::onUserMacroListBoxCurrentItemChanged);
    connect(ui->systemMacroListBox, &QTreeWidget::currentItemChanged,
            this, &DlgMacroExecuteImp::onSystemMacroListBoxCurrentItemChanged);
    connect(ui->tabMacroWidget, &QTabWidget::currentChanged,
            this, &DlgMacroExecuteImp::onTabMacroWidgetCurrentChanged);
    connect(ui->LineEditFind, &QLineEdit::textChanged,
            this, &DlgMacroExecuteImp::onLineEditFindTextChanged);
    connect(ui->LineEditFindInFiles, &QLineEdit::textChanged,
            this, &DlgMacroExecuteImp::onLineEditFindInFilesTextChanged);
    // clang-format on
}

/** Take a folder and return a StringList of the filenames in it
 * filtered by both filename *and* by content, if the user has
 * put text in one or both of the search line edits.
 *
 * First filtering is done by file name, which reduces the
 * number of files to open and read (relatively expensive operation).
 *
 * Then we filter by file content after reducing the number of files
 * to open and read.  But both loops are skipped if there is no text
 * in either of the line edits.
 *
 * We do this as another function in order to reuse this code for
 * doing both the User and System macro list boxes in the fillUpList() function.
 */

QStringList DlgMacroExecuteImp::filterFiles(const QString& folder)
{
    QDir dir(folder, QLatin1String("*.FCMacro *.py"));
    QStringList unfiltered = dir.entryList();              // all .fcmacro and .py files
    QString fileFilter = ui->LineEditFind->text();         // used to search by filename
    QString searchText = ui->LineEditFindInFiles->text();  // used to search in file content

    if (fileFilter.isEmpty() && searchText.isEmpty()) {  // skip filtering if no filters
        return unfiltered;
    }
    QStringList filteredByFileName;
    if (fileFilter.isEmpty()) {
        filteredByFileName = unfiltered;  // skip the loop if no file filter
    }
    else {
        QRegularExpression regexFileName(fileFilter, QRegularExpression::CaseInsensitiveOption);
        bool isValidFileFilter = regexFileName.isValid();  // check here instead of inside the loop
        for (auto uf : unfiltered) {
            if (isValidFileFilter) {
                if (regexFileName.match(uf).hasMatch()) {
                    filteredByFileName.append(uf);
                }
            }
            else {  // not valid, so do a simple text search
                if (uf.contains(fileFilter, Qt::CaseInsensitive)) {
                    filteredByFileName.append(uf);
                }
            }
        }
    }

    if (searchText.isEmpty()) {  // skip reading file contents if no find in file filter
        return filteredByFileName;
    }

    QRegularExpression regexContent(searchText, QRegularExpression::CaseInsensitiveOption);
    bool isValidContentFilter = regexContent.isValid();
    QStringList filteredByContent;
    for (auto fn : filteredByFileName) {
        const QString& fileName = fn;
        QString filePath = dir.filePath(fileName);
        QFile file(filePath);
        if (file.open(QIODevice::ReadOnly | QIODevice::Text)) {
            QTextStream in(&file);
            QString fileContent = in.readAll();
            if (isValidContentFilter) {
                if (regexContent.match(fileContent).hasMatch()) {
                    filteredByContent.append(fileName);
                }
            }
            else {
                if (fileContent.contains(searchText, Qt::CaseInsensitive)) {
                    filteredByContent.append(fileName);
                }
            }
            file.close();
        }
    }
    return filteredByContent;
}

/**
 * Fills up the list with macro files found in the specified location
 * that have been filtered by both filename and by content
 */
void DlgMacroExecuteImp::fillUpListForDir(const QString& dirPath, bool systemWide)
{
    QStringList filteredByContent = this->filterFiles(dirPath);
    auto* macroListBox = systemWide ? ui->systemMacroListBox : ui->userMacroListBox;
    macroListBox->clear();
    for (auto& fn : filteredByContent) {
        auto item = new MacroItem(macroListBox, systemWide, dirPath);
        item->setFileName(0, fn);
    }
}

/**
 * Fills up the list with macro files found in all system paths and specified by
 * user location that have been filtered by both filename and by content
 */
void DlgMacroExecuteImp::fillUpList()
{
    fillUpListForDir(this->macroPath, false);

    QString dirstr = QString::fromStdString(App::Application::getHomePath())
        + QStringLiteral("Macro");
    fillUpListForDir(dirstr, true);

    auto& config = App::Application::Config();
    auto additionalMacros = config.find("AdditionalMacroPaths");
    if (additionalMacros != config.end()) {
        QString dirsstrs = QString::fromStdString(additionalMacros->second);
        QStringList dirs = dirsstrs.split(QChar::fromLatin1(';'));
        for (const auto& dirstr : dirs) {
            fillUpListForDir(dirstr, true);
        }
    }
}


/**
 * Selects a macro file in the list view.
 */
void DlgMacroExecuteImp::onUserMacroListBoxCurrentItemChanged(QTreeWidgetItem* item)
{
    if (item) {
        ui->LineEditMacroName->setText(item->text(0));

        ui->executeButton->setEnabled(true);
        ui->deleteButton->setEnabled(true);
        ui->toolbarButton->setEnabled(true);
        ui->createButton->setEnabled(true);
        ui->editButton->setEnabled(true);
        ui->renameButton->setEnabled(true);
        ui->duplicateButton->setEnabled(true);
    }
    else {
        ui->executeButton->setEnabled(false);
        ui->deleteButton->setEnabled(false);
        ui->toolbarButton->setEnabled(false);
        ui->createButton->setEnabled(true);
        ui->editButton->setEnabled(false);
        ui->renameButton->setEnabled(false);
        ui->duplicateButton->setEnabled(false);
    }
}

void DlgMacroExecuteImp::onLineEditFindTextChanged(const QString& text)
{
    Q_UNUSED(text);
    this->fillUpList();
}

void DlgMacroExecuteImp::onLineEditFindInFilesTextChanged(const QString& text)
{
    Q_UNUSED(text);
    this->fillUpList();
}

void DlgMacroExecuteImp::onSystemMacroListBoxCurrentItemChanged(QTreeWidgetItem* item)
{
    if (item) {
        ui->LineEditMacroName->setText(item->text(0));

        ui->executeButton->setEnabled(true);
        ui->deleteButton->setEnabled(false);
        ui->toolbarButton->setEnabled(false);
        ui->createButton->setEnabled(false);
        ui->editButton->setEnabled(true);  // look but don't touch
        ui->renameButton->setEnabled(false);
        ui->duplicateButton->setEnabled(false);
    }
    else {
        ui->executeButton->setEnabled(false);
        ui->deleteButton->setEnabled(false);
        ui->toolbarButton->setEnabled(false);
        ui->createButton->setEnabled(false);
        ui->editButton->setEnabled(false);
        ui->renameButton->setEnabled(false);
        ui->duplicateButton->setEnabled(false);
    }
}

void DlgMacroExecuteImp::onTabMacroWidgetCurrentChanged(int index)
{
    QTreeWidgetItem* item;

    auto* macroListBox = index == 0 ? ui->userMacroListBox : ui->systemMacroListBox;
    item = macroListBox->currentItem();
    ui->executeButton->setEnabled(item);
    ui->deleteButton->setEnabled(item);
    ui->toolbarButton->setEnabled(item);
    ui->createButton->setEnabled(item);
    ui->editButton->setEnabled(item);
    ui->renameButton->setEnabled(item);
    ui->duplicateButton->setEnabled(item);

    ui->LineEditMacroName->setText(item ? item->text(0) : QString());
}

/**
 * Executes the selected macro file.
 */
void DlgMacroExecuteImp::accept()
{
    QTreeWidgetItem* item;

    int index = ui->tabMacroWidget->currentIndex();
    auto* macroListBox = index == 0 ? ui->userMacroListBox : ui->systemMacroListBox;
    item = macroListBox->currentItem();
    if (!item) {
        return;
    }

    QDialog::accept();

    auto mitem = static_cast<MacroItem*>(item);

    QDir dir(mitem->dirPath);
    QFileInfo fi(dir, item->text(0));
    try {
        getMainWindow()->setCursor(Qt::WaitCursor);
        PythonTracingLocker tracelock(watcher->getTrace());

        getMainWindow()->appendRecentMacro(fi.filePath());
        Application::Instance->macroManager()->run(Gui::MacroManager::File, fi.filePath().toUtf8());
        // after macro run recalculate the document
        if (Application::Instance->activeDocument()) {
            Application::Instance->activeDocument()->getDocument()->recompute();
        }
        getMainWindow()->unsetCursor();
    }
    catch (const Base::SystemExitException&) {
        // handle SystemExit exceptions
        Base::PyGILStateLocker locker;
        Base::PyException e;
        e.reportException();
        getMainWindow()->unsetCursor();
    }
}

/**
 * Specify the location of your macro files. The default location is FreeCAD's home path.
 */
void DlgMacroExecuteImp::onFileChooserFileNameChanged(const QString& fn)
{
    if (!fn.isEmpty()) {
        // save the path in the parameters
        this->macroPath = fn;
        getWindowParameter()->SetASCII("MacroPath", fn.toUtf8());
        // fill the list box
        fillUpList();
    }
}

/**
 * Opens the macro file in an editor.
 */
void DlgMacroExecuteImp::onEditButtonClicked()
{
    QTreeWidgetItem* item = nullptr;

    int index = ui->tabMacroWidget->currentIndex();
    auto* macroListBox = index == 0 ? ui->userMacroListBox : ui->systemMacroListBox;
    item = macroListBox->currentItem();
    if (!item) {
        return;
    }

    auto mitem = static_cast<MacroItem*>(item);
    QDir dir(mitem->dirPath);

    QString file = QStringLiteral("%1/%2").arg(dir.absolutePath(), item->text(0));
    auto editor = new PythonEditor();
    editor->setWindowIcon(Gui::BitmapFactory().iconFromTheme("applications-python"));
    auto edit = new PythonEditorView(editor, getMainWindow());
    edit->setDisplayName(PythonEditorView::FileName);
    edit->open(file);
    edit->resize(400, 300);
    getMainWindow()->addWindow(edit);
    getMainWindow()->appendRecentMacro(file);

    if (mitem->systemWide) {
        editor->setReadOnly(true);
        QString shownName;
        shownName = QStringLiteral("%1[*] - [%2]").arg(item->text(0), tr("Read-Only"));
        edit->setWindowTitle(shownName);
    }
    close();
}

/** Creates a new macro file. */
void DlgMacroExecuteImp::onCreateButtonClicked()
{
    // query file name
    bool replaceSpaces = App::GetApplication()
                             .GetParameterGroupByPath("User parameter:BaseApp/Preferences/Macro")
                             ->GetBool("ReplaceSpaces", true);
    App::GetApplication()
        .GetParameterGroupByPath("User parameter:BaseApp/Preferences/Macro")
        ->SetBool("ReplaceSpaces", replaceSpaces);  // create parameter

    QString fn = QInputDialog::getText(
        this,
        tr("Macro file"),
        tr("Enter a file name:"),
        QLineEdit::Normal,
        QString(),
        nullptr,
        Qt::MSWindowsFixedSizeDialogHint
    );

    if (replaceSpaces) {
        fn = fn.replace(QStringLiteral(" "), QStringLiteral("_"));
    }

    if (!fn.isEmpty()) {
        QString suffix = QFileInfo(fn).suffix().toLower();
        if (suffix != QLatin1String("fcmacro") && suffix != QLatin1String("py")) {
            fn += QLatin1String(".FCMacro");
        }
        QDir dir(this->macroPath);
        // create the macroPath if nonexistent
        if (!dir.exists()) {
            dir.mkpath(this->macroPath);
        }
        QFileInfo fi(dir, fn);
        if (fi.exists() && fi.isFile()) {
            QMessageBox::warning(
                this,
                tr("Existing file"),
                tr("'%1'.\nThis file already exists.").arg(fi.fileName())
            );
        }
        else {
            QFile file(fi.absoluteFilePath());
            if (!file.open(QFile::WriteOnly)) {
                QMessageBox::warning(
                    this,
                    tr("Cannot create file"),
                    tr("Creation of file '%1' failed.").arg(fi.absoluteFilePath())
                );
                return;
            }
            file.close();
            auto editor = new PythonEditor();
            editor->setWindowIcon(Gui::BitmapFactory().iconFromTheme("applications-python"));
            auto edit = new PythonEditorView(editor, getMainWindow());
            edit->open(fi.absoluteFilePath());
            getMainWindow()->appendRecentMacro(fi.absoluteFilePath());
            edit->setWindowTitle(QStringLiteral("%1[*]").arg(fn));
            edit->resize(400, 300);
            getMainWindow()->addWindow(edit);
            close();
        }
    }
}

/** Deletes the selected macro file from your harddisc. */
void DlgMacroExecuteImp::onDeleteButtonClicked()
{
    int index = ui->tabMacroWidget->currentIndex();
    auto* macroListBox = index == 0 ? ui->userMacroListBox : ui->systemMacroListBox;

    auto* item = dynamic_cast<MacroItem*>(macroListBox->currentItem());
    if (!item) {
        return;
    }

    if (item->systemWide) {
        QMessageBox::critical(
            Gui::getMainWindow(),
            QObject::tr("Delete macro"),
            QObject::tr("Not allowed to delete system-wide macros")
        );
        return;
    }

    QString fn = item->text(0);
    auto ret = QMessageBox::question(
        this,
        tr("Delete macro"),
        tr("Delete the macro '%1'?").arg(fn),
        QMessageBox::Yes | QMessageBox::No,
        QMessageBox::No
    );
    if (ret == QMessageBox::Yes) {
        QDir dir(this->macroPath);
        dir.remove(fn);
        int index = macroListBox->indexOfTopLevelItem(item);
        macroListBox->takeTopLevelItem(index);
        delete item;
    }
}

/**
 * Walk user through process of adding macro to global custom toolbar
 * We create a custom customize dialog with instructions embedded
 * within the dialog itself for the user, and the buttons to push in red text
 * There are 2 dialogs we need to create: the macros dialog and the
 * toolbar dialog.
 */

void DlgMacroExecuteImp::onToolbarButtonClicked()
{
    /**
     * advise user of what we are doing, offer chance to cancel
     * unless user already said not to show this messagebox again
     **/

    bool showAgain = App::GetApplication()
                         .GetParameterGroupByPath("User parameter:BaseApp/Preferences/Macro")
                         ->GetBool("ShowWalkthroughMessage", true);
    if (showAgain) {
        QMessageBox msgBox(this);
        QAbstractButton* doNotShowAgainButton
            = msgBox.addButton(tr("Do not show again"), QMessageBox::YesRole);
        msgBox.setText(tr("Guided Walkthrough"));
        msgBox.setObjectName(QStringLiteral("macroGuideWalkthrough"));
        msgBox.setInformativeText(tr("This will guide you in setting up this macro in a custom \
global toolbar.  Instructions will be in red text inside the dialog.\n\
\n\
Note: your changes will be applied when you next switch workbenches\n"));
        msgBox.setStandardButtons(QMessageBox::Ok | QMessageBox::Cancel);
        msgBox.setDefaultButton(QMessageBox::Ok);
        int result = msgBox.exec();
        if (result == QMessageBox::Cancel) {
            return;
        }
        if (msgBox.clickedButton() == doNotShowAgainButton) {
            App::GetApplication()
                .GetParameterGroupByPath("User parameter:BaseApp/Preferences/Macro")
                ->SetBool("ShowWalkthroughMessage", false);
        }
    }

    QTreeWidgetItem* item = ui->userMacroListBox->currentItem();
    if (!item) {
        return;
    }

    QString fn = item->text(0);
    QString bareFileName = QFileInfo(fn).baseName();  // for use as default menu text (filename
                                                      // without extension)

    /** check if user already has custom toolbar, so we can tailor instructions accordingly **/
    bool hasCustomToolbar = true;
    if (App::GetApplication()
            .GetParameterGroupByPath("User parameter:BaseApp/Workbench/Global/Toolbar")
            ->GetGroups()
            .empty()) {
        hasCustomToolbar = false;
    }

    /** check if user already has this macro command created, if so skip dialog 1 **/
    bool hasMacroCommand = false;
    QString macroMenuText;
    CommandManager& cCmdMgr = Application::Instance->commandManager();
    std::vector<Command*> aCmds = cCmdMgr.getGroupCommands("Macros");
    for (const auto& aCmd : aCmds) {
        auto mc = dynamic_cast<MacroCommand*>(aCmd);
        if (mc && fn.compare(QLatin1String(mc->getScriptName())) == 0) {
            hasMacroCommand = true;
            macroMenuText = QString::fromLatin1(mc->getMenuText());
        }
    }

    QTabWidget* tabWidget = nullptr;

    if (!hasMacroCommand) {
        /** first the custom macros page dialog **/
        Gui::Dialog::DlgCustomizeImp dlg(this);

        /** title is normally "Customize" **/
        dlg.setWindowTitle(tr("Walkthrough, Dialog 1 of 2"));

        tabWidget = dlg.findChild<QTabWidget*>(QStringLiteral("Gui__Dialog__TabWidget"));
        if (!tabWidget) {
            std::cerr << "Toolbar walkthrough error: Unable to find tabwidget" << std::endl;
            return;
        }

        auto setupCustomMacrosPage = tabWidget->findChild<QWidget*>(
            QStringLiteral("Gui__Dialog__DlgCustomActions")
        );
        if (!setupCustomMacrosPage) {
            std::cerr << "Toolbar walkthrough error: Unable to find setupCustomMacrosPage"
                      << std::endl;
            return;
        }
        tabWidget->setCurrentWidget(setupCustomMacrosPage);

        auto groupBox7 = setupCustomMacrosPage->findChild<QGroupBox*>(QStringLiteral("GroupBox7"));
        if (!groupBox7) {
            Base::Console().warning("Toolbar walkthrough: Unable to find groupBox7\n");
            // just warn when not a fatal error
        }
        else {
            /** normally the groupbox title is "Setup Custom Macros", but we change it here **/
            groupBox7->setTitle(
                tr("Walkthrough instructions: Fill in missing fields (optional) "
                   "then click Add, then Close")
            );
            groupBox7->setStyleSheet(QStringLiteral("QGroupBox::title {color:red}"));
        }

        auto buttonAddAction = setupCustomMacrosPage->findChild<QPushButton*>(
            QStringLiteral("buttonAddAction")
        );
        if (!buttonAddAction) {
            Base::Console().warning("Toolbar walkthrough: Unable to find buttonAddAction\n");
        }
        else {
            buttonAddAction->setStyleSheet(QStringLiteral("color:red"));
        }

        auto macroListBox = setupCustomMacrosPage->findChild<QComboBox*>(
            QStringLiteral("actionMacros")
        );
        if (!macroListBox) {
            Base::Console().warning("Toolbar walkthrough: Unable to find actionMacros combo box\n");
        }
        else {
            int macroIndex = macroListBox->findText(fn);  // fn is the macro filename
            macroListBox->setCurrentIndex(macroIndex);  // select it for the user so they don't have to
        }

        auto menuText = setupCustomMacrosPage->findChild<QLineEdit*>(QStringLiteral("actionMenu"));
        if (!menuText) {
            Base::Console().warning("Toolbar walkthrough: Unable to find actionMenu menuText\n");
        }
        else {
            menuText->setText(bareFileName);  // user can fill in other fields, e.g. tooltip
        }

        dlg.exec();
    }

    /** now for the toolbar selection dialog **/

    Gui::Dialog::DlgCustomizeImp dlg(this);
    dlg.setWindowTitle(
        hasMacroCommand ? tr("Walkthrough, Dialog 1 of 1") : tr("Walkthrough, Dialog 2 of 2")
    );

    tabWidget = nullptr;
    tabWidget = dlg.findChild<QTabWidget*>(QStringLiteral("Gui__Dialog__TabWidget"));
    if (!tabWidget) {
        std::cerr << "Toolbar walkthrough: Unable to find tabWidget Gui__Dialog__TabWidget"
                  << std::endl;
        return;
    }

    auto setupToolbarPage = tabWidget->findChild<DlgCustomToolbars*>(
        QStringLiteral("Gui__Dialog__DlgCustomToolbars")
    );
    if (!setupToolbarPage) {
        std::cerr
            << "Toolbar walkthrough: Unable to find setupToolbarPage Gui__Dialog__DlgCustomToolbars"
            << std::endl;
        return;
    }

    tabWidget->setCurrentWidget(setupToolbarPage);
    auto moveActionRightButton = setupToolbarPage->findChild<QPushButton*>(
        QStringLiteral("moveActionRightButton")
    );
    if (!moveActionRightButton) {
        Base::Console().warning("Toolbar walkthrough: Unable to find moveActionRightButton\n");
    }
    else {
        moveActionRightButton->setStyleSheet(QStringLiteral("background-color: red"));
    }
    /** tailor instructions depending on whether user already has custom toolbar created
     * if not, they need to click New button to create one first
     **/

    QString instructions2
        = tr("Walkthrough instructions: Select macro from list, then click right arrow button (->), then Close.");
    auto workbenchBox = setupToolbarPage->findChild<QComboBox*>(QStringLiteral("workbenchBox"));
    if (!workbenchBox) {
        Base::Console().warning("Toolbar walkthrough: Unable to find workbenchBox\n");
    }
    else {
        /** find the Global workbench and select it for the user **/

        int globalIdx = workbenchBox->findData(QStringLiteral("Global"));
        if (globalIdx != -1) {
            workbenchBox->setCurrentIndex(globalIdx);
            setupToolbarPage->activateWorkbenchBox(globalIdx);
        }
        else {
            Base::Console().warning("Toolbar walkthrough: Unable to find Global workbench\n");
        }

        if (!hasCustomToolbar) {
            auto newButton = setupToolbarPage->findChild<QPushButton*>(QStringLiteral("newButton"));
            if (!newButton) {
                Base::Console().warning("Toolbar walkthrough: Unable to find newButton\n");
            }
            else {
                newButton->setStyleSheet(QStringLiteral("color:red"));
                instructions2 = tr(
                    "Walkthrough instructions: Click New, select macro, then right arrow (->) "
                    "button, then Close."
                );
            }
        }
    }
    /** "label" normally says "Note: the changes become active the next time you load the
     * appropriate workbench" **/

    auto label = setupToolbarPage->findChild<QLabel*>(QStringLiteral("label"));
    if (!label) {
        Base::Console().warning("Toolbar walkthrough: Unable to find label\n");
    }
    else {
        label->setText(instructions2);
        label->setStyleSheet(QStringLiteral("color:red"));
    }

    /** find Macros category and select it for the user **/
    auto categoryBox = setupToolbarPage->findChild<QComboBox*>(QStringLiteral("categoryBox"));
    if (!categoryBox) {
        Base::Console().warning("Toolbar walkthrough: Unable to find categoryBox\n");
    }
    else {
        int macrosIdx = categoryBox->findText(tr("Macros"));
        if (macrosIdx != -1) {
            categoryBox->setCurrentIndex(macrosIdx);
        }
        else {
            Base::Console().warning("Toolbar walkthrough: Unable to find Macros in categoryBox\n");
        }
    }

    /** expand custom toolbar items **/
    auto toolbarTreeWidget = setupToolbarPage->findChild<QTreeWidget*>(
        QStringLiteral("toolbarTreeWidget")
    );
    if (!toolbarTreeWidget) {
        Base::Console().warning("Toolbar walkthrough: Unable to find toolbarTreeWidget\n");
    }
    else {
        toolbarTreeWidget->expandAll();
    }

    /** preselect macro command for user after a short delay to allow time for the
     tree widget to populate all the actions
     **/
    QTimer::singleShot(500, [=]() {
        auto commandTreeWidget = setupToolbarPage->findChild<QTreeWidget*>(
            QStringLiteral("commandTreeWidget")
        );
        if (!commandTreeWidget) {
            Base::Console().warning("Toolbar walkthrough: Unable to find commandTreeWidget\n");
        }
        else {
            if (!hasMacroCommand) {  // will be the last in the list, the one just created
                commandTreeWidget->setCurrentItem(
                    commandTreeWidget->topLevelItem(commandTreeWidget->topLevelItemCount() - 1)
                );
                commandTreeWidget->scrollToItem(commandTreeWidget->currentItem());
            }
            else {  // preselect it for the user (will be the macro menu text)
                QList<QTreeWidgetItem*> items = commandTreeWidget->findItems(
                    macroMenuText,
                    Qt::MatchFixedString | Qt::MatchWrap,
                    1
                );
                if (!items.empty()) {
                    commandTreeWidget->setCurrentItem(items[0]);
                    commandTreeWidget->scrollToItem(commandTreeWidget->currentItem());
                }
            }
        }
    });
    dlg.exec();
    // refresh toolbar so new icon shows up immediately
    Workbench* active = Gui::WorkbenchManager::instance()->active();
    if (active) {
        active->activate();
    }
}


/**
 * renames the selected macro
 */
void DlgMacroExecuteImp::onRenameButtonClicked()
{
    QDir dir;
    QTreeWidgetItem* item = nullptr;

    int index = ui->tabMacroWidget->currentIndex();
    if (index == 0) {  // user-specific
        item = ui->userMacroListBox->currentItem();
        dir.setPath(this->macroPath);
    }

    if (!item) {
        return;
    }

    bool replaceSpaces = App::GetApplication()
                             .GetParameterGroupByPath("User parameter:BaseApp/Preferences/Macro")
                             ->GetBool("ReplaceSpaces", true);
    App::GetApplication()
        .GetParameterGroupByPath("User parameter:BaseApp/Preferences/Macro")
        ->SetBool("ReplaceSpaces", replaceSpaces);  // create parameter

    QString oldName = item->text(0);
    QFileInfo oldfi(dir, oldName);
    QFile oldfile(oldfi.absoluteFilePath());

    // query new name
    QString fn = QInputDialog::getText(
        this,
        tr("Renaming Macro File"),
        tr("Enter new name"),
        QLineEdit::Normal,
        oldName,
        nullptr,
        Qt::MSWindowsFixedSizeDialogHint
    );

    if (replaceSpaces) {
        fn = fn.replace(QStringLiteral(" "), QStringLiteral("_"));
    }

    if (!fn.isEmpty() && fn != oldName) {
        QString suffix = QFileInfo(fn).suffix().toLower();
        if (suffix != QLatin1String("fcmacro") && suffix != QLatin1String("py")) {
            fn += QLatin1String(".FCMacro");
        }
        QFileInfo fi(dir, fn);
        // check if new name exists
        if (fi.exists()) {
            QMessageBox::warning(
                this,
                tr("Existing file"),
                tr("'%1'\n already exists.").arg(fi.absoluteFilePath())
            );
        }
        else if (!oldfile.rename(fi.absoluteFilePath())) {
            QMessageBox::warning(
                this,
                tr("Rename Failed"),
                tr("Failed to rename to '%1'.\nPerhaps a file permission error?")
                    .arg(fi.absoluteFilePath())
            );
        }
        else {
            // keep the item selected although it's not necessarily in alphabetic order
            item->setText(0, fn);
            ui->LineEditMacroName->setText(fn);
        }
    }
}

/**Duplicates selected macro
 * New file has same name as original but with "@" and 3-digit number appended
 * Begins with "@001" and increments until available name is found
 * "MyMacro.FCMacro" becomes "MyMacro@001.FCMacro"
 * "MyMacro@002.FCMacro.py" becomes "MyMacro@003.FCMacro.py" unless there is
 * no already existing "MyMacro@001.FCMacro.py"
 */
void DlgMacroExecuteImp::onDuplicateButtonClicked()
{
    QDir dir;
    QTreeWidgetItem* item = nullptr;

    // When duplicating a macro we can either begin trying to find a unique name with @001 or begin
    // with the current @NNN if applicable

    bool from001 = App::GetApplication()
                       .GetParameterGroupByPath("User parameter:BaseApp/Preferences/Macro")
                       ->GetBool("DuplicateFrom001", false);
    App::GetApplication()
        .GetParameterGroupByPath("User parameter:BaseApp/Preferences/Macro")
        ->SetBool("DuplicateFrom001", from001);  // create parameter

    // A user may wish to add a note to end of the filename when duplicating
    // example: mymacro@005.fix_bug_in_dialog.FCMacro
    // and then when duplicating to have the extra note removed so the suggested new name is:
    // mymacro@006.FCMacro instead of mymacro@006.fix_bug_in_dialog.FCMacro since the new duplicate
    // will be given a new note

    bool ignoreExtra = App::GetApplication()
                           .GetParameterGroupByPath("User parameter:BaseApp/Preferences/Macro")
                           ->GetBool("DuplicateIgnoreExtraNote", false);
    App::GetApplication()
        .GetParameterGroupByPath("User parameter:BaseApp/Preferences/Macro")
        ->SetBool("DuplicateIgnoreExtraNote", ignoreExtra);  // create parameter

    // when creating a note it will be convenient to convert spaces to underscores if the user
    // desires this behavior

    bool replaceSpaces = App::GetApplication()
                             .GetParameterGroupByPath("User parameter:BaseApp/Preferences/Macro")
                             ->GetBool("ReplaceSpaces", true);
    App::GetApplication()
        .GetParameterGroupByPath("User parameter:BaseApp/Preferences/Macro")
        ->SetBool("ReplaceSpaces", replaceSpaces);  // create parameter

    int index = ui->tabMacroWidget->currentIndex();
    if (index == 0) {  // user-specific
        item = ui->userMacroListBox->currentItem();
        dir.setPath(this->macroPath);
    }

    if (!item) {
        return;
    }

    QString oldName = item->text(0);
    QFileInfo oldfi(dir, oldName);
    QFile oldfile(oldfi.absoluteFilePath());
    QString completeSuffix = oldfi.completeSuffix();  // everything after the first "."
    QString extraNote = completeSuffix.left(completeSuffix.size() - oldfi.suffix().size());
    QString baseName = oldfi.baseName();  // everything before first "."
    QString neutralSymbol = QStringLiteral("@");
    QString last3 = baseName.right(3);
    bool ok = true;  // was conversion to int successful?
    int nLast3 = last3.toInt(&ok);
    last3 = QStringLiteral("001");  // increment beginning with 001 unless from001 = false
    if (ok) {
        // last3 were all digits, so we strip them from the base name
        if (baseName.size() > 3) {  // if <= 3 leave be (e.g. 2.py becomes 2@001.py)
            if (!from001) {
                last3 = baseName.right(3);  // use these instead of 001
            }
            baseName = baseName.left(baseName.size() - 3);  // strip digits
            if (baseName.endsWith(neutralSymbol)) {
                baseName = baseName.left(baseName.size() - 1);  // trim the "@", will be added back later
            }
        }
    }
    // at this point baseName = the base name without any digits, e.g. "MyMacro"
    // neutralSymbol = "@"
    // last3 is a string representing 3 digits, always "001"
    // unless from001 = false, in which case we begin with previous numbers
    // completeSuffix = FCMacro or py or FCMacro.py or else suffix will become FCMacro below
    // if ignoreExtra any extra notes added between @NN. and .FCMacro will be ignored
    // when suggesting a new filename

    if (ignoreExtra && !extraNote.isEmpty()) {
        nLast3++;
        last3 = QString::number(nLast3);
        while (last3.size() < 3) {
            last3.prepend(QStringLiteral("0"));  // pad 0's if needed
        }
    }


    QString oldNameDigitized = baseName + neutralSymbol + last3 + QStringLiteral(".")
        + completeSuffix;
    QFileInfo fi(dir, oldNameDigitized);


    // increment until we find available name with smallest digits
    // test from "001" through "999", then give up and let user enter name of choice

    while (fi.exists()) {
        nLast3 = last3.toInt() + 1;
        if (nLast3 >= 1000) {  // avoid infinite loop, 999 files will have to be enough
            break;
        }
        last3 = QString::number(nLast3);
        while (last3.size() < 3) {
            last3.prepend(QStringLiteral("0"));  // pad 0's if needed
        }
        oldNameDigitized = baseName + neutralSymbol + last3 + QStringLiteral(".") + completeSuffix;
        fi = QFileInfo(dir, oldNameDigitized);
    }

    if (ignoreExtra && !extraNote.isEmpty()) {
        oldNameDigitized = oldNameDigitized.remove(extraNote);
    }

    // give user a chance to pick a different name from digitized name suggested
    QString fn = QInputDialog::getText(
        this,
        tr("Duplicate Macro"),
        tr("Enter new name"),
        QLineEdit::Normal,
        oldNameDigitized,
        nullptr,
        Qt::MSWindowsFixedSizeDialogHint
    );
    if (replaceSpaces) {
        fn = fn.replace(QStringLiteral(" "), QStringLiteral("_"));
    }
    if (!fn.isEmpty() && fn != oldName) {
        QString suffix = QFileInfo(fn).suffix().toLower();
        if (suffix != QLatin1String("fcmacro") && suffix != QLatin1String("py")) {
            fn += QLatin1String(".FCMacro");
        }
        QFileInfo fi(dir, fn);
        // check again if new name exists in case user changed it
        if (fi.exists()) {
            QMessageBox::warning(
                this,
                tr("Existing file"),
                tr("'%1'\n already exists.").arg(fi.absoluteFilePath())
            );
        }
        else if (!oldfile.copy(fi.absoluteFilePath())) {
            QMessageBox::warning(
                this,
                tr("Duplicate Failed"),
                tr("Failed to duplicate to '%1'.\nPerhaps a file permission error?")
                    .arg(fi.absoluteFilePath())
            );
        }

        this->fillUpList();  // repopulate list to show new file
    }
}

/**
 * convenience link button to open tools -> addon manager
 * from within macro dialog
 */
void DlgMacroExecuteImp::onAddonsButtonClicked()
{
    CommandManager& rMgr = Application::Instance->commandManager();
    rMgr.runCommandByName("Std_AddonMgr");
    this->fillUpList();
}

/**
 * convenience link button to open folder with macros
 * from within macro dialog
 */
void DlgMacroExecuteImp::onFolderButtonClicked()
{
    QString path = QString::fromStdString(App::Application::getUserMacroDir());
    QUrl url = QUrl::fromLocalFile(path);
    QDesktopServices::openUrl(url);
}
#include "moc_DlgMacroExecuteImp.cpp"