/* -*- 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:
 */

#include <memory>
#include <PivotLayoutTreeList.hxx>
#include <PivotLayoutDialog.hxx>

#include <vcl/event.hxx>
#include <pivot.hxx>
#include <scabstdlg.hxx>

ScPivotLayoutTreeList::ScPivotLayoutTreeList(std::unique_ptr<weld::TreeView> xControl)
    : ScPivotLayoutTreeListBase(std::move(xControl))
{
    mxControl->connect_key_press(LINK(this, ScPivotLayoutTreeList, KeyInputHdl));
    mxControl->connect_row_activated(LINK(this, ScPivotLayoutTreeList, DoubleClickHdl));
}

ScPivotLayoutTreeList::~ScPivotLayoutTreeList()
{
}

void ScPivotLayoutTreeList::Setup(ScPivotLayoutDialog* pParent, SvPivotTreeListType eType)
{
    mpParent = pParent;
    meType = eType;
}

IMPL_LINK_NOARG(ScPivotLayoutTreeList, DoubleClickHdl, weld::TreeView&, bool)
{
    int nEntry = mxControl->get_cursor_index();
    if (nEntry == -1)
        return true;

    ScItemValue* pCurrentItemValue = reinterpret_cast<ScItemValue*>(mxControl->get_id(nEntry).toInt64());
    ScPivotFuncData& rCurrentFunctionData = pCurrentItemValue->maFunctionData;

    if (mpParent->IsDataElement(rCurrentFunctionData.mnCol))
        return true;

    SCCOL nCurrentColumn = rCurrentFunctionData.mnCol;
    ScDPLabelData& rCurrentLabelData = mpParent->GetLabelData(nCurrentColumn);

    ScAbstractDialogFactory* pFactory = ScAbstractDialogFactory::Create();

    std::vector<ScDPName> aDataFieldNames;
    mpParent->PushDataFieldNames(aDataFieldNames);

    ScopedVclPtr<AbstractScDPSubtotalDlg> pDialog(
        pFactory->CreateScDPSubtotalDlg(mxControl.get(), mpParent->maPivotTableObject, rCurrentLabelData, rCurrentFunctionData, aDataFieldNames));

    if (pDialog->Execute() == RET_OK)
    {
        pDialog->FillLabelData(rCurrentLabelData);
        rCurrentFunctionData.mnFuncMask = pDialog->GetFuncMask();
    }

    return true;
}

void ScPivotLayoutTreeList::FillFields(ScPivotFieldVector& rFieldVector)
{
    mxControl->clear();
    maItemValues.clear();

    for (const ScPivotField& rField : rFieldVector)
    {
        OUString aLabel = mpParent->GetItem( rField.nCol )->maName;
        ScItemValue* pItemValue = new ScItemValue( aLabel, rField.nCol, rField.nFuncMask );
        maItemValues.push_back(std::unique_ptr<ScItemValue>(pItemValue));
        OUString sId(OUString::number(reinterpret_cast<sal_Int64>(pItemValue)));
        mxControl->append(sId, pItemValue->maName);
    }
}

void ScPivotLayoutTreeList::InsertEntryForSourceTarget(weld::TreeView& rSource, int nTarget)
{
    ScItemValue* pItemValue = reinterpret_cast<ScItemValue*>(rSource.get_selected_id().toInt64());
    ScItemValue* pOriginalItemValue = pItemValue->mpOriginalItemValue;

    // Don't allow to add "Data" element to page fields
    if(meType == PAGE_LIST && mpParent->IsDataElement(pItemValue->maFunctionData.mnCol))
        return;

    mpParent->ItemInserted(pOriginalItemValue, meType);

    InsertEntryForItem(pOriginalItemValue, nTarget);
}

void ScPivotLayoutTreeList::InsertEntryForItem(const ScItemValue* pItemValue, int nPosition)
{
    ScItemValue *pListItemValue = new ScItemValue(pItemValue);
    maItemValues.push_back(std::unique_ptr<ScItemValue>(pListItemValue));
    OUString sName = pListItemValue->maName;
    OUString sId(OUString::number(reinterpret_cast<sal_Int64>(pListItemValue)));
    mxControl->insert(nullptr, nPosition, &sName, &sId, nullptr, nullptr, nullptr, false, nullptr);
}

IMPL_LINK(ScPivotLayoutTreeList, KeyInputHdl, const KeyEvent&, rKeyEvent, bool)
{
    vcl::KeyCode aCode = rKeyEvent.GetKeyCode();
    sal_uInt16 nCode = aCode.GetCode();

    if (nCode == KEY_DELETE)
    {
        const int nEntry = mxControl->get_cursor_index();
        if (nEntry != -1)
            mxControl->remove(nEntry);
        return true;
    }

    return false;
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */