/*
 * Copyright (c) 2010-2017 Isode Limited.
 * All rights reserved.
 * See the COPYING file for more information.
 */

#include <Swift/QtUI/QtUIFactory.h>

#include <algorithm>

#include <QSplitter>

#include <Swiften/Base/Log.h>
#include <Swiften/Whiteboard/WhiteboardSession.h>

#include <Swift/Controllers/Settings/SettingsProviderHierachy.h>

#include <Swift/QtUI/MUCSearch/QtMUCSearchWindow.h>
#include <Swift/QtUI/QtAdHocCommandWindow.h>
#include <Swift/QtUI/QtBlockListEditorWindow.h>
#include <Swift/QtUI/QtChatTabs.h>
#include <Swift/QtUI/QtChatTabsBase.h>
#include <Swift/QtUI/QtChatWindow.h>
#include <Swift/QtUI/QtChatWindowFactory.h>
#include <Swift/QtUI/QtContactEditWindow.h>
#include <Swift/QtUI/QtFileTransferListWidget.h>
#include <Swift/QtUI/QtHighlightNotificationConfigDialog.h>
#include <Swift/QtUI/QtHistoryWindow.h>
#include <Swift/QtUI/QtJoinMUCWindow.h>
#include <Swift/QtUI/QtLoginWindow.h>
#include <Swift/QtUI/QtMainWindow.h>
#include <Swift/QtUI/QtProfileWindow.h>
#include <Swift/QtUI/QtSettingsProvider.h>
#include <Swift/QtUI/QtSingleWindow.h>
#include <Swift/QtUI/QtSwiftUtil.h>
#include <Swift/QtUI/QtSystemTray.h>
#include <Swift/QtUI/QtUISettingConstants.h>
#include <Swift/QtUI/QtXMLConsoleWidget.h>
#include <Swift/QtUI/UserSearch/QtUserSearchWindow.h>
#include <Swift/QtUI/Whiteboard/QtWhiteboardWindow.h>

namespace Swift {

QtUIFactory::QtUIFactory(SettingsProviderHierachy* settings, QtSettingsProvider* qtOnlySettings, QtChatTabsBase* tabs, QtSingleWindow* netbookSplitter, QtSystemTray* systemTray, QtChatWindowFactory* chatWindowFactory, TimerFactory* timerFactory, StatusCache* statusCache, AutoUpdater* autoUpdater, bool startMinimized, bool emoticonsExist, bool enableAdHocCommandOnJID) : settings(settings), qtOnlySettings(qtOnlySettings), tabsBase(tabs), netbookSplitter(netbookSplitter), systemTray(systemTray), chatWindowFactory(chatWindowFactory), timerFactory_(timerFactory), lastMainWindow(nullptr), loginWindow(nullptr), statusCache(statusCache), autoUpdater(autoUpdater), startMinimized(startMinimized), emoticonsExist_(emoticonsExist), enableAdHocCommandOnJID_(enableAdHocCommandOnJID) {
    chatFontSize = settings->getSetting(QtUISettingConstants::CHATWINDOW_FONT_SIZE);
    historyFontSize_ = settings->getSetting(QtUISettingConstants::HISTORYWINDOW_FONT_SIZE);
    this->tabs = dynamic_cast<QtChatTabs*>(tabsBase);
}

QtUIFactory::~QtUIFactory() {
    SWIFT_LOG(debug) << "Entering QtUIFactory destructor. chatWindows size:" << chatWindows.size() << std::endl;
    for (auto chat : chatWindows) {
        SWIFT_LOG_ASSERT(chat.isNull(), debug) << "QtUIFactory has active chat windows and has not been reset properly" << std::endl;
    }
}

XMLConsoleWidget* QtUIFactory::createXMLConsoleWidget() {
    QtXMLConsoleWidget* widget = new QtXMLConsoleWidget();
    tabsBase->addTab(widget);
    showTabs();
    widget->show();
    return widget;
}

HistoryWindow* QtUIFactory::createHistoryWindow(UIEventStream* uiEventStream) {
    QtHistoryWindow* window = new QtHistoryWindow(settings, uiEventStream);
    tabsBase->addTab(window);
    showTabs();
    connect(window, SIGNAL(fontResized(int)), this, SLOT(handleHistoryWindowFontResized(int)));

    window->handleFontResized(historyFontSize_);
    window->show();
    return window;
}

void QtUIFactory::handleHistoryWindowFontResized(int size) {
    historyFontSize_ = size;
    settings->storeSetting(QtUISettingConstants::HISTORYWINDOW_FONT_SIZE, size);
}

FileTransferListWidget* QtUIFactory::createFileTransferListWidget() {
    QtFileTransferListWidget* widget = new QtFileTransferListWidget();
    tabsBase->addTab(widget);
    showTabs();
    widget->show();
    return widget;
}

MainWindow* QtUIFactory::createMainWindow(UIEventStream* eventStream) {
    lastMainWindow  = new QtMainWindow(settings, eventStream, loginWindow->getMenus(), statusCache, emoticonsExist_, enableAdHocCommandOnJID_);
    if (tabs) {
        tabs->setViewMenu(lastMainWindow->getMenus()[0]);
    }
    return lastMainWindow;
}

LoginWindow* QtUIFactory::createLoginWindow(UIEventStream* eventStream) {
    loginWindow = new QtLoginWindow(eventStream, settings, timerFactory_, autoUpdater);
    if (netbookSplitter) {
        netbookSplitter->insertAtFront(loginWindow);
    }
    connect(systemTray, SIGNAL(clicked()), loginWindow, SLOT(toggleBringToFront()));

#ifndef SWIFT_MOBILE
    QVariant loginWindowGeometryVariant = qtOnlySettings->getQSettings()->value("loginWindowGeometry");
    if (loginWindowGeometryVariant.isValid()) {
        loginWindow->restoreGeometry(loginWindowGeometryVariant.toByteArray());
    }
    connect(loginWindow, SIGNAL(geometryChanged()), this, SLOT(handleLoginWindowGeometryChanged()));
    if (startMinimized) loginWindow->hide();
#endif
    return loginWindow;
}

void QtUIFactory::handleLoginWindowGeometryChanged() {
    qtOnlySettings->getQSettings()->setValue("loginWindowGeometry", loginWindow->saveGeometry());
}

EventWindow* QtUIFactory::createEventWindow() {
    return lastMainWindow->getEventWindow();
}

ChatListWindow* QtUIFactory::createChatListWindow(UIEventStream*) {
    return lastMainWindow->getChatListWindow();
}

MUCSearchWindow* QtUIFactory::createMUCSearchWindow() {
        return new QtMUCSearchWindow();
}

ChatWindow* QtUIFactory::createChatWindow(const JID& contact, UIEventStream* eventStream) {
    QtChatWindow* window = dynamic_cast<QtChatWindow*>(chatWindowFactory->createChatWindow(contact, eventStream));

    // remove already closed and thereby deleted chat windows
    chatWindows.erase(std::remove_if(chatWindows.begin(), chatWindows.end(),
        [](QPointer<QtChatWindow>& window) {
            return window.isNull();
        }), chatWindows.end());

    chatWindows.push_back(window);

    connect(window, SIGNAL(fontResized(int)), this, SLOT(handleChatWindowFontResized(int)));
    window->handleFontResized(chatFontSize);
    return window;
}

void QtUIFactory::handleChatWindowFontResized(int size) {
    chatFontSize = size;
    settings->storeSetting(QtUISettingConstants::CHATWINDOW_FONT_SIZE, size);

    // resize font in other chat windows
    for (auto&& existingWindow : chatWindows) {
        if (!existingWindow.isNull()) {
            existingWindow->handleFontResized(size);
        }
    }
}

UserSearchWindow* QtUIFactory::createUserSearchWindow(UserSearchWindow::Type type, UIEventStream* eventStream, const std::set<std::string>& groups) {
    return new QtUserSearchWindow(eventStream, type, groups, qtOnlySettings);
}

JoinMUCWindow* QtUIFactory::createJoinMUCWindow(UIEventStream* uiEventStream) {
    return new QtJoinMUCWindow(uiEventStream);
}

ProfileWindow* QtUIFactory::createProfileWindow() {
    return new QtProfileWindow();
}

ContactEditWindow* QtUIFactory::createContactEditWindow() {
    return new QtContactEditWindow();
}

WhiteboardWindow* QtUIFactory::createWhiteboardWindow(std::shared_ptr<WhiteboardSession> whiteboardSession) {
    return new QtWhiteboardWindow(whiteboardSession);
}

HighlightEditorWindow* QtUIFactory::createHighlightEditorWindow() {
    return new QtHighlightNotificationConfigDialog(qtOnlySettings);
}

BlockListEditorWidget *QtUIFactory::createBlockListEditorWidget() {
    return new QtBlockListEditorWindow();
}

AdHocCommandWindow* QtUIFactory::createAdHocCommandWindow(std::shared_ptr<OutgoingAdHocCommandSession> command) {
    return new QtAdHocCommandWindow(command);
}

void QtUIFactory::showTabs() {
    if (tabs) {
        if (!tabs->isVisible()) {
            tabs->show();
        }
    }
}

}