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path: root/src/mainwindow/menubar.cpp
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/*
 * This file is part of smolbote. It's copyrighted by the contributors recorded
 * in the version control history of the file, available from its original
 * location: https://neueland.iserlohn-fortress.net/gitea/aqua/smolbote
 *
 * SPDX-License-Identifier: GPL-3.0
 */

#include "menubar.h"
#include "bookmarks/bookmarkswidget.h"
#include "browser.h"
#include "configuration.h"
#include "downloadswidget.h"
#include "mainwindow.h"
#include "subwindow/subwindow.h"
#include "webengine/webprofilemanager.h"
#include "webengine/webview.h"
#include "widgets/menusearch.h"
#include <QDir>
#include <QFileDialog>
#include <QPrintDialog>
#include <QPrinter>
#include <QPrinterInfo>
#include <QToolBar>
#include <QVBoxLayout>
#include <functional>

inline void run_if(SubWindow *_subwindow, const std::function<void(SubWindow *, int)> &f)
{
    if(_subwindow != nullptr) {
        f(_subwindow, _subwindow->currentTabIndex());
    }
}

inline void trigger_if(WebView *_view, QWebEnginePage::WebAction action)
{
    if(_view != nullptr) {
        _view->triggerPageAction(action);
    }
}

inline QDialog *createDevToolsDialog(QWebEnginePage *page)
{
    Q_CHECK_PTR(page);

    auto *popup = new QDialog(nullptr);
    popup->setWindowTitle(QObject::tr("Developer Tools"));
    popup->setAttribute(Qt::WA_DeleteOnClose, true);
    popup->resize(800, 600);

    auto *view = new QWebEngineView(popup);
    auto *devPage = new QWebEnginePage(view);
    view->setPage(devPage);

    auto *l = new QVBoxLayout(popup);
    l->setContentsMargins(0, 0, 0, 0);
    l->addWidget(view);

    page->setDevToolsPage(devPage);
    QObject::connect(popup, &QDialog::destroyed, [page]() {
        page->setDevToolsPage(nullptr);
    });

    return popup;
}

MenuBar::MenuBar(QMenu *appMenu, MainWindow *parent)
    : QMenuBar(parent)
{
    m_parent = parent;
    auto *browser = qobject_cast<Browser *>(qApp);
    Q_CHECK_PTR(browser);
    Configuration conf;

    addMenu(appMenu);

    window = this->addMenu(tr("&Window"));
    {
    auto *actionBookmarks = window->addAction(tr("Bookmarks"), browser, [browser, parent]() {
        browser->showWidget(browser->bookmarks(), parent);
    });
    conf.shortcut<QAction>(*actionBookmarks, "shortcuts.window.bookmarks.show");

    auto *actionDownloads = window->addAction(tr("Downloads"), browser, [browser, parent]() {
        browser->showWidget(browser->downloads(), parent);
    });
    conf.shortcut<QAction>(*actionDownloads, "shortcuts.window.downloads.show");
    window->addSeparator();

    auto *actionNewWindow = window->addAction(tr("New Window"), browser, [browser]() {
        const Session::MainWindow window_data;
        browser->open({ window_data }, false);
    });
    conf.shortcut<QAction>(*actionNewWindow, "shortcuts.window.newwindow");

    auto *actionNewSubwindow = window->addAction(tr("New Subwindow"), parent, [parent]() {
        const Session::SubWindow session;
        parent->createSubWindow(session);
    });
    conf.shortcut<QAction>(*actionNewSubwindow, "shortcuts.window.newgroup");

    auto *actionCloseSubwindow = window->addAction(tr("Close Subwindow"), parent, [parent]() {
        parent->currentSubWindow()->close();
    });
    conf.shortcut<QAction>(*actionCloseSubwindow, "shortcuts.subwindow.close");

    window->addSeparator()->setText(tr("Toolbars"));

    bool hasMovableToolbar = false;

    for(auto *toolbar : parent->findChildren<QToolBar *>()) {
        auto *action = window->addAction(toolbar->windowTitle());
        action->setCheckable(true);
        action->setChecked(toolbar->isVisible());
        connect(toolbar, &QToolBar::visibilityChanged, action, &QAction::setChecked);
        connect(action, &QAction::triggered, toolbar, &QToolBar::setVisible);
        conf.shortcut<QAction>(*action, qUtf8Printable(toolbar->objectName() + ".show"));

        if(toolbar->isMovable())
            hasMovableToolbar = true;
        }

        auto *lockAction = window->addAction(tr("Unlock toolbars"));
        lockAction->setCheckable(true);
        lockAction->setChecked(hasMovableToolbar);
        connect(lockAction, &QAction::triggered, parent, [parent](bool checked) {
            for(auto *toolbar : parent->findChildren<QToolBar *>()) {
                toolbar->setMovable(checked);
            }
        });

        window->addSeparator()->setText(tr("Subwindows"));
    }

    auto *subwindow = this->addMenu(tr("&Subwindow"));
    {
        auto *actionNewTab = subwindow->addAction(tr("New Tab"), parent, [parent]() {
            run_if(parent->currentSubWindow(), [](SubWindow *_subwindow, int) {
                const int index = _subwindow->addTab();
                _subwindow->setCurrentTab(index);
            });
        });
        conf.shortcut<QAction>(*actionNewTab, "shortcuts.subwindow.newtab");

        subwindow->addSeparator();

        auto *actionRestoreTab = subwindow->addAction(tr("Restore last tab"), parent, [parent]() {
            run_if(parent->currentSubWindow(), [](SubWindow *_subwindow, int) {
                const int index = _subwindow->restoreLastTab();
                _subwindow->setCurrentTab(index);
            });
        });
        conf.shortcut<QAction>(*actionRestoreTab, "shortcuts.subwindow.restoretab");

        auto *restoreTabsMenu = subwindow->addMenu(tr("Restore previous tab"));
        connect(restoreTabsMenu, &QMenu::aboutToShow, parent, [parent, restoreTabsMenu]() {
            restoreTabsMenu->clear();
            auto *_subwindow = parent->currentSubWindow();
            if(_subwindow != nullptr) {
                _subwindow->restoreTabMenu(restoreTabsMenu);
            }
        });

        subwindow->addSeparator()->setText(tr("Tab Settings"));

        auto *actionPinTab = subwindow->addAction(tr("Pin tab"));
        actionPinTab->setCheckable(true);
        actionPinTab->setEnabled(false);

        auto *actionLockClose = subwindow->addAction(tr("Prevent tab from closing"), parent, [parent](bool checked) {
            run_if(parent->currentSubWindow(), [checked](SubWindow *_subwindow, int currentIdx) {
                auto tab_data = _subwindow->tabData(currentIdx);
                tab_data.closeLocked = checked;
                _subwindow->setTabData(tab_data, currentIdx);
            });
        });
        actionLockClose->setCheckable(true);

        auto *actionLockRefresh = subwindow->addAction(tr("Prevent tab from refreshing"), parent, [parent](bool checked) {
            run_if(parent->currentSubWindow(), [checked](SubWindow *_subwindow, int currentIdx) {
                auto tab_data = _subwindow->tabData(currentIdx);
                tab_data.refreshLocked = checked;
                _subwindow->setTabData(tab_data, currentIdx);
            });
        });
        actionLockRefresh->setCheckable(true);

        connect(subwindow, &QMenu::aboutToShow, subwindow, [=]() {
            run_if(parent->currentSubWindow(), [=](SubWindow *_subwindow, int currentIdx) {
                auto tab_data = _subwindow->tabData(currentIdx);
                actionLockClose->setChecked(tab_data.closeLocked);
                actionLockRefresh->setChecked(tab_data.refreshLocked);
            });
        });

        subwindow->addSeparator()->setText(tr("Tab Actions"));

        auto *leftTab = subwindow->addAction(tr("Switch to tab on the left"), parent, [parent]() {
            run_if(parent->currentSubWindow(), [](SubWindow *_subwindow, int currentIdx) {
                _subwindow->setCurrentTab(qMax(0, currentIdx - 1));
            });
        });
        conf.shortcut<QAction>(*leftTab, "shortcuts.subwindow.tableft");

        auto *moveTabLeft = subwindow->addAction(tr("Move tab left"), parent, [parent]() {
            run_if(parent->currentSubWindow(), [](SubWindow *_subwindow, int currentIdx) {
                _subwindow->moveTab(currentIdx, currentIdx - 1);
            });
        });
        conf.shortcut<QAction>(*moveTabLeft, "shortcuts.subwindow.movetableft");

        auto *rightTab = subwindow->addAction(tr("Switch to tab on the right"), parent, [parent]() {
            run_if(parent->currentSubWindow(), [](SubWindow *_subwindow, int currentIdx) {
                _subwindow->setCurrentTab(qMin(currentIdx + 1, _subwindow->tabCount() - 1));
            });
        });
        conf.shortcut<QAction>(*rightTab, "shortcuts.subwindow.tabright");

        auto *moveTabRight = subwindow->addAction(tr("Move tab right"), parent, [parent]() {
            run_if(parent->currentSubWindow(), [](SubWindow *_subwindow, int currentIdx) {
                _subwindow->moveTab(currentIdx, currentIdx + 1);
            });
        });
        conf.shortcut<QAction>(*moveTabRight, "shortcuts.subwindow.movetabright");

        subwindow->addSeparator();

        auto *closeTab = subwindow->addAction(tr("Close tab"), parent, [parent]() {
            run_if(parent->currentSubWindow(), [](SubWindow *_subwindow, int currentIdx) {
                _subwindow->closeTab(currentIdx);
            });
        });
        conf.shortcut<QAction>(*closeTab, "shortcuts.subwindow.closetab");

        subwindow->addAction(tr("Close tabs to the left"), parent, [parent]() {
            run_if(parent->currentSubWindow(), [](SubWindow *_subwindow, int currentIdx) {
                for(int i = currentIdx - 1; i >= 0; i--) {
                    const auto tab_data = _subwindow->tabData(i);
                    if(!tab_data.closeLocked)
                        _subwindow->closeTab(i);
                }
            });
        });
        subwindow->addAction(tr("Close tabs to the right"), parent, [parent]() {
            run_if(parent->currentSubWindow(), [](SubWindow *_subwindow, int currentIdx) {
                for(int i = _subwindow->tabCount() - 1; i > currentIdx; i--) {
                    const auto tab_data = _subwindow->tabData(i);
                    if(!tab_data.closeLocked)
                        _subwindow->closeTab(i);
                }
            });
        });
        subwindow->addAction(tr("Close all other tabs"), parent, [parent]() {
            run_if(parent->currentSubWindow(), [](SubWindow *_subwindow, int currentIdx) {
                for(int i = _subwindow->tabCount() - 1; i >= 0; i--) {
                    if(i != currentIdx) {
                        const auto tab_data = _subwindow->tabData(i);
                        if(!tab_data.closeLocked)
                            _subwindow->closeTab(i);
                    }
                }
            });
        });

        subwindow->addSeparator();

        subwindow->addAction(tr("Refresh tabs to the left"), parent, [parent]() {
            run_if(parent->currentSubWindow(), [](SubWindow *_subwindow, int currentIdx) {
                for(int i = 0; i < currentIdx; i++) {
                    const auto tab_data = _subwindow->tabData(i);
                    if(!tab_data.refreshLocked)
                        _subwindow->view(i)->triggerPageAction(QWebEnginePage::Reload);
                }
            });
        });
        subwindow->addAction(tr("Refresh tabs to the right"), parent, [parent]() {
            run_if(parent->currentSubWindow(), [](SubWindow *_subwindow, int currentIdx) {
                for(int i = currentIdx + 1; i < _subwindow->tabCount(); i++) {
                    const auto tab_data = _subwindow->tabData(i);
                    if(!tab_data.refreshLocked)
                        _subwindow->view(i)->triggerPageAction(QWebEnginePage::Reload);
                }
            });
        });
        subwindow->addAction(tr("Refresh all other tabs"), parent, [parent]() {
            run_if(parent->currentSubWindow(), [](SubWindow *_subwindow, int currentIdx) {
                for(int i = 0; i < _subwindow->tabCount(); i++) {
                    if(i != currentIdx) {
                        const auto tab_data = _subwindow->tabData(i);
                        if(!tab_data.refreshLocked)
                            _subwindow->view(i)->triggerPageAction(QWebEnginePage::Reload);
                    }
                }
            });
        });

        subwindow->addSeparator();

        auto *subwindowProfile = subwindow->addMenu(tr("Subwindow Profile"));
        connect(subwindowProfile, &QMenu::aboutToShow, subwindowProfile, [=]() {
            subwindowProfile->clear();

            auto *_subwindow = parent->currentSubWindow();
            if(_subwindow != nullptr) {
                profileMenu(
                    subwindowProfile, [_subwindow](WebProfile *profile) {
                        _subwindow->setProfile(profile);
                    },
                    _subwindow->profile(), true);
            }
        });
    }

    auto *page = this->addMenu(tr("&Page"));
    {
        page->addAction(tr("Create Bookmark"), parent, [browser, parent]() {
            if(parent->currentView() != nullptr)
                browser->bookmarks()->addBookmark(parent->currentView()->title(), parent->currentView()->url().toString());
        });

        page->addSeparator();

        page->addAction(tr("Save"), parent, [parent]() {
            if(parent->currentView() != nullptr)
                parent->currentView()->triggerPageAction(QWebEnginePage::SavePage);
        });
        page->addAction(tr("Print"), parent, [parent]() {
            if(parent->currentView() != nullptr) {
                auto *printer = new QPrinter(QPrinterInfo::defaultPrinter());
                QPrintDialog dlg(printer, parent);
                if(dlg.exec() == QDialog::Accepted) {
                    parent->currentView()->page()->print(printer, [printer](bool success) {
                        Q_UNUSED(success);
                        delete printer;
                    });
                }
            }
        });

        page->addAction(tr("Print to PDF"), parent, [parent]() {
            if(parent->currentView() != nullptr) {
                const QString path = QFileDialog::getSaveFileName(parent, tr("Print to PDF"), QDir::homePath(), tr("PDF files (*.pdf)"));
                parent->currentView()->page()->printToPdf(path);
            }
        });

        page->addSeparator();

        auto pageProfile = page->addMenu(tr("Page Profile"));
        connect(pageProfile, &QMenu::aboutToShow, pageProfile, [=]() {
            pageProfile->clear();

            if(parent->currentView() != nullptr) {
                profileMenu(
                    pageProfile, [parent](WebProfile *profile) {
                        parent->currentView()->setProfile(profile);
                    },
                    parent->currentView()->profile(), true);
            }
        });

        page->addSeparator();
        page->addAction(tr("Developer Tools"), parent, [parent]() {
            if(parent->currentView() != nullptr) {
                auto *dlg = createDevToolsDialog(parent->currentView()->page());
                dlg->show();
            }
        });
        page->addAction(tr("View Source"), parent, [parent]() {
            if(parent->currentView() != nullptr) {
                parent->currentView()->triggerPageAction(QWebEnginePage::ViewSource);
            }
        });
#ifdef QT_DEBUG
        // doesn't seem to do anything?
        page->addAction(tr("Inspect Element"), parent, [parent]() {
            if(parent->currentView() != nullptr) {
                parent->currentView()->triggerPageAction(QWebEnginePage::InspectElement);
            }
        });
#endif
    }

    this->addSeparator();

    auto *edit = this->addMenu(tr("Edit"));
    {
        edit->addAction(tr("Undo"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::Undo);
        });
        edit->addAction(tr("Redo"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::Redo);
        });

        edit->addSeparator();

        edit->addAction(tr("Cut"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::Cut);
        });
        edit->addAction(tr("Copy"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::Copy);
        });
        edit->addAction(tr("Paste"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::Paste);
        });
        edit->addAction(tr("Paste and match Style"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::PasteAndMatchStyle);
        });

        edit->addSeparator();

        edit->addAction(tr("Select all"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::SelectAll);
        });
        edit->addAction(tr("Clear selection"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::Unselect);
        });

        edit->addSeparator()->setText(tr("Editing"));

        edit->addAction(tr("Make editable"), parent, [parent]() {
            if(parent->currentView() != nullptr)
                parent->currentView()->page()->runJavaScript("document.documentElement.contentEditable = true");
        });
        edit->addAction(tr("Bold"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::ToggleBold);
        });
        edit->addAction(tr("Italic"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::ToggleItalic);
        });
        edit->addAction(tr("Underline"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::ToggleUnderline);
        });
        edit->addAction(tr("Strikethrough"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::ToggleStrikethrough);
        });
        edit->addAction(tr("Align left"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::AlignLeft);
        });
        edit->addAction(tr("Align right"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::AlignRight);
        });
        edit->addAction(tr("Align center"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::AlignCenter);
        });
        edit->addAction(tr("Align justified"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::AlignJustified);
        });
        edit->addAction(tr("Indent"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::Indent);
        });
        edit->addAction(tr("Outdent"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::Outdent);
        });
        edit->addAction(tr("Insert ordered list"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::InsertOrderedList);
        });
        edit->addAction(tr("Insert unordered list"), parent, [parent]() {
            trigger_if(parent->currentView(), QWebEnginePage::InsertUnorderedList);
        });
    }
}

void MenuBar::insertSubWindow(SubWindow *subwindow)
{
    auto *action = window->addAction(subwindow->windowTitle());

    action->setCheckable(true);
    action->setChecked(subwindow->isVisible());
    connect(subwindow, &SubWindow::visibilityChanged, action, &QAction::setChecked);

    connect(subwindow, &SubWindow::windowTitleChanged, action, &QAction::setText);
    connect(subwindow, &SubWindow::destroyed, action, &QAction::deleteLater);

    auto *optionsMenu = new QMenu;
    optionsMenu->addAction(tr("Switch to"), subwindow, [this, subwindow]() {
        m_parent->setCurrentSubWindow(subwindow);
    });
    optionsMenu->addAction(tr("Show"), subwindow, &SubWindow::show);
    optionsMenu->addAction(tr("Hide"), subwindow, &SubWindow::hide);
    optionsMenu->addAction(tr("Close"), subwindow, &SubWindow::close);
    action->setMenu(optionsMenu);
}