/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */
 
#include <sal/config.h>
 
#include <cstddef>
 
#include <vcl/notebookbar/NotebookBarAddonsMerger.hxx>
#include <vcl/commandinfoprovider.hxx>
#include <vcl/menu.hxx>
#include <vcl/vclenum.hxx>
#include <vcl/toolbox.hxx>
#include <IPrioritable.hxx>
#include <OptionalBox.hxx>
 
// #tdf146101: For getting the app context
#include <com/sun/star/frame/XFrame.hpp>
#include <com/sun/star/frame/XModuleManager.hpp>
#include <com/sun/star/frame/ModuleManager.hpp>
#include <comphelper/processfactory.hxx>
#include <rtl/ustring.hxx>
#include <o3tl/string_view.hxx>
 
const char STYLE_TEXT[] = "Text";
const char STYLE_ICON[] = "Icon";
 
const char MERGE_NOTEBOOKBAR_URL[] = "URL";
const char MERGE_NOTEBOOKBAR_TITLE[] = "Title";
const char MERGE_NOTEBOOKBAR_CONTEXT[] = "Context";
const char MERGE_NOTEBOOKBAR_TARGET[] = "Target";
const char MERGE_NOTEBOOKBAR_CONTROLTYPE[] = "ControlType";
const char MERGE_NOTEBOOKBAR_WIDTH[] = "Width";
const char MERGE_NOTEBOOKBAR_STYLE[] = "Style";
 
// Get the current app context
static OUString getCurrentDocumentContext(const css::uno::Reference<css::frame::XFrame>& xFrame)
{
    css::uno::Reference<css::frame::XModuleManager> xModuleManager
        = css::frame::ModuleManager::create(comphelper::getProcessComponentContext());
    return xModuleManager->identify(xFrame); // e.g. "com.sun.star.text.TextDocument"
}
 
static void GetAddonNotebookBarItem(const css::uno::Sequence<css::beans::PropertyValue>& pExtension,
                                    AddonNotebookBarItem& aAddonNotebookBarItem)
{
    for (const auto& i : pExtension)
    {
        if (i.Name == MERGE_NOTEBOOKBAR_URL)
            i.Value >>= aAddonNotebookBarItem.sCommandURL;
        else if (i.Name == MERGE_NOTEBOOKBAR_TITLE)
            i.Value >>= aAddonNotebookBarItem.sLabel;
        else if (i.Name == MERGE_NOTEBOOKBAR_CONTEXT)
            i.Value >>= aAddonNotebookBarItem.sContext;
        else if (i.Name == MERGE_NOTEBOOKBAR_TARGET)
            i.Value >>= aAddonNotebookBarItem.sTarget;
        else if (i.Name == MERGE_NOTEBOOKBAR_CONTROLTYPE)
            i.Value >>= aAddonNotebookBarItem.sControlType;
        else if (i.Name == MERGE_NOTEBOOKBAR_WIDTH)
            i.Value >>= aAddonNotebookBarItem.nWidth;
        else if (i.Name == MERGE_NOTEBOOKBAR_STYLE)
            i.Value >>= aAddonNotebookBarItem.sStyle;
    }
}
 
static void CreateNotebookBarToolBox(vcl::Window* pNotebookbarToolBox,
                                     const css::uno::Reference<css::frame::XFrame>& m_xFrame,
                                     const AddonNotebookBarItem& aAddonNotebookBarItem,
                                     const std::vector<Image>& aImageVec, const tools::ULong nIter)
{
    ToolBoxItemId nItemId(0);
    ToolBox* pToolbox = dynamic_cast<ToolBox*>(pNotebookbarToolBox);
    if (!pToolbox)
        return;
 
    pToolbox->InsertSeparator();
    pToolbox->Show();
    Size aSize(0, 0);
    Image sImage;
    pToolbox->InsertItem(aAddonNotebookBarItem.sCommandURL, m_xFrame, ToolBoxItemBits::NONE, aSize);
    nItemId = pToolbox->GetItemId(aAddonNotebookBarItem.sCommandURL);
    pToolbox->SetQuickHelpText(nItemId, aAddonNotebookBarItem.sLabel);
 
    if (nIter < aImageVec.size())
    {
        sImage = aImageVec[nIter];
        if (!sImage)
        {
            sImage = vcl::CommandInfoProvider::GetImageForCommand(aAddonNotebookBarItem.sCommandURL,
                                                                  m_xFrame);
        }
    }
 
    if (aAddonNotebookBarItem.sStyle == STYLE_TEXT)
        pToolbox->SetItemText(nItemId, aAddonNotebookBarItem.sLabel);
    else if (aAddonNotebookBarItem.sStyle == STYLE_ICON)
        pToolbox->SetItemImage(nItemId, sImage);
    else
    {
        pToolbox->SetItemText(nItemId, aAddonNotebookBarItem.sLabel);
        pToolbox->SetItemImage(nItemId, sImage);
    }
    pToolbox->Show();
}
 
namespace NotebookBarAddonsMerger
{
void MergeNotebookBarAddons(vcl::Window* pParent, const VclBuilder::customMakeWidget& pFunction,
                            const css::uno::Reference<css::frame::XFrame>& m_xFrame,
                            const NotebookBarAddonsItem& aNotebookBarAddonsItem,
                            VclBuilder::stringmap& rMap)
{
    std::vector<Image> aImageVec = aNotebookBarAddonsItem.aImageValues;
    tools::ULong nIter = 0;
    sal_uInt16 nPriorityIdx = aImageVec.size();
 
    for (const auto& aExtension : aNotebookBarAddonsItem.aAddonValues)
    {
        for (const auto& pExtension : aExtension)
        {
            VclPtr<vcl::Window> pOptionalParent;
            pOptionalParent = VclPtr<OptionalBox>::Create(pParent);
            pOptionalParent->Show();
 
            vcl::IPrioritable* pPrioritable
                = dynamic_cast<vcl::IPrioritable*>(pOptionalParent.get());
            if (pPrioritable)
                pPrioritable->SetPriority(nPriorityIdx - nIter);
 
            VclPtr<vcl::Window> pNotebookbarToolBox;
            pFunction(pNotebookbarToolBox, pOptionalParent, rMap);
 
            AddonNotebookBarItem aAddonNotebookBarItem;
            GetAddonNotebookBarItem(pExtension, aAddonNotebookBarItem);
            // #tdf146101: Filter context
            if (!aAddonNotebookBarItem.sContext.isEmpty())
            {
                OUString currentContext = getCurrentDocumentContext(m_xFrame);
                bool bMatch = false;
                std::u16string_view contextView = aAddonNotebookBarItem.sContext;
                sal_Int32 nIndex = 0;
                do
                {
                    // might be multiple contexts, separated by comma
                    std::u16string_view ctx
                        = o3tl::trim(o3tl::getToken(contextView, 0, ',', nIndex));
                    if (ctx == currentContext)
                    {
                        bMatch = true;
                        break;
                    }
                } while (nIndex != -1);
                if (!bMatch)
                {
                    nIter++; // or icons would be wrong
                    continue;
                }
            }
            CreateNotebookBarToolBox(pNotebookbarToolBox, m_xFrame, aAddonNotebookBarItem,
                                     aImageVec, nIter);
            nIter++;
        }
    }
}
 
void MergeNotebookBarMenuAddons(Menu* pPopupMenu, sal_Int16 nItemId, const OUString& sItemIdName,
                                const css::uno::Reference<css::frame::XFrame>& m_xFrame,
                                NotebookBarAddonsItem& aNotebookBarAddonsItem)
{
    std::vector<Image> aImageVec = aNotebookBarAddonsItem.aImageValues;
    tools::ULong nIter = 0;
    for (const auto& aExtension : aNotebookBarAddonsItem.aAddonValues)
    {
        for (int nSecIdx = 0; nSecIdx < aExtension.getLength(); nSecIdx++)
        {
            AddonNotebookBarItem aAddonNotebookBarItem;
            Image sImage;
            MenuItemBits nBits = MenuItemBits::ICON;
            const css::uno::Sequence<css::beans::PropertyValue>& pExtension = aExtension[nSecIdx];
 
            GetAddonNotebookBarItem(pExtension, aAddonNotebookBarItem);
 
            // #tdf146101: Filter context
            if (!aAddonNotebookBarItem.sContext.isEmpty())
            {
                OUString currentContext = getCurrentDocumentContext(m_xFrame);
                bool bMatch = false;
                std::u16string_view contextView = aAddonNotebookBarItem.sContext;
                sal_Int32 nIndex = 0;
                do
                {
                    // might be multiple contexts, separated by comma
                    std::u16string_view ctx
                        = o3tl::trim(o3tl::getToken(contextView, 0, ',', nIndex));
                    if (ctx == currentContext)
                    {
                        bMatch = true;
                        break;
                    }
                } while (nIndex != -1);
                if (!bMatch)
                {
                    nIter++; // or icons would be wrong
                    continue;
                }
            }
 
            pPopupMenu->InsertItem(nItemId, aAddonNotebookBarItem.sLabel, nBits, sItemIdName);
            pPopupMenu->SetItemCommand(nItemId, aAddonNotebookBarItem.sCommandURL);
 
            if (nIter < aImageVec.size())
            {
                sImage = aImageVec[nIter];
                nIter++;
            }
            pPopupMenu->SetItemImage(nItemId, sImage);
 
            if (nSecIdx == aExtension.getLength() - 1)
                pPopupMenu->InsertSeparator();
 
            ++nItemId;
        }
    }
}
}
 
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