/* -*- 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/.

 */

#pragma once

#include "SheetViewTypes.hxx"

#include "SheetView.hxx"

#include "types.hxx"

#include "scdllapi.h"

#include <o3tl/safeint.hxx>

#include <vector>

#include <memory>

class ScTable;

namespace sc

{

/** Manager and the holder of the sheet views for a sheet. */

class SC_DLLPUBLIC SheetViewManager

{

private:

    std::vector<std::shared_ptr<SheetView>> maViews;

    sal_Int32 maNameCounter = 0;

    std::optional<SortOrderReverser> moSortOrder;

    bool isValidSheetViewID(SheetViewID nID) const

    {

        return nID >= 0 && o3tl::make_unsigned(nID) < maViews.size();

    }

    OUString generateName();

public:

    SheetViewManager();

    /** Creates a new sheet view. */

    SheetViewID create(ScTable* pSheetViewTable);

    /** Returns a sheet view for the ID. */

    std::shared_ptr<SheetView> get(SheetViewID nID) const;

    /** True if there are no sheet views. */

    bool isEmpty() const { return maViews.empty(); }

    /** Remove the sheet view with the ID. True if successful. */

    bool remove(SheetViewID nID);

    /** Remove all sheet views. */

    void removeAll();

    /** Return the list of sheet views. */

    std::vector<std::shared_ptr<SheetView>> const& getSheetViews() const { return maViews; }

    /** Calculate the next sheet view ID from the current ID. */

    SheetViewID getNextSheetView(SheetViewID nID);

    /** Calculate the previous sheet view ID from the current ID. */

    SheetViewID getPreviousSheetView(SheetViewID nID);

    void unsyncAllSheetViews();

    static OUString defaultViewName();

    std::optional<SortOrderReverser> const& getSortOrder() const { return moSortOrder; }

    void addOrderIndices(std::vector<SCCOLROW> const& rOrder, SCROW firstRow, SCROW lastRow);

};

}

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