/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * 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 .
 */

#ifndef _DBAUI_INDEXCOLLECTION_HXX_
#define _DBAUI_INDEXCOLLECTION_HXX_

#include <com/sun/star/container/XNameAccess.hpp>
#include <com/sun/star/sdbc/SQLException.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include "indexes.hxx"

//......................................................................
namespace dbaui
{
//......................................................................

    //==================================================================
    //= OIndexCollection
    //==================================================================
    class OIndexCollection
    {
    protected:
        ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess >
                    m_xIndexes;

        // cached information
        Indexes     m_aIndexes;

    public:
        // construction
        OIndexCollection();
        OIndexCollection(const OIndexCollection& _rSource);
        //  OIndexCollection(const ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess >& _rxIndexes);

        const OIndexCollection& operator=(const OIndexCollection& _rSource);

        // iterating through the collection
        typedef OIndex* iterator;
        typedef OIndex const* const_iterator;

        /// get access to the first element of the index collection
        Indexes::const_iterator begin() const { return m_aIndexes.begin(); }
        /// get access to the first element of the index collection
        Indexes::iterator begin() { return m_aIndexes.begin(); }
        /// get access to the (last + 1st) element of the index collection
        Indexes::const_iterator end() const { return m_aIndexes.end(); }
        /// get access to the (last + 1st) element of the index collection
        Indexes::iterator end() { return m_aIndexes.end(); }

        // searching
        Indexes::const_iterator find(const String& _rName) const;
        Indexes::iterator find(const String& _rName);
        Indexes::const_iterator findOriginal(const String& _rName) const;
        Indexes::iterator findOriginal(const String& _rName);

        // inserting without committing
        // the OriginalName of the newly inserted index will be empty, thus indicating that it's new
        Indexes::iterator insert(const String& _rName);
        // commit a new index, which is already part if the collection, but does not have an equivalent in the
        // data source, yet
        void commitNewIndex(const Indexes::iterator& _rPos) SAL_THROW((::com::sun::star::sdbc::SQLException));

        // reset the data for the given index
        void resetIndex(const Indexes::iterator& _rPos) SAL_THROW((::com::sun::star::sdbc::SQLException));

        // attach to a new key container
        void attach(const ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess >& _rxIndexes);
        // detach from the container
        void detach();

        // is the object valid?
        sal_Bool    isValid() const { return m_xIndexes.is(); }
        // number of contained indexes
        sal_Int32   size() const { return m_aIndexes.size(); }

        /// drop an index, and remove it from the collection
        sal_Bool    drop(const Indexes::iterator& _rPos) SAL_THROW((::com::sun::star::sdbc::SQLException));
        /// simply drop the index described by the name, but don't remove the descriptor from the collection
        sal_Bool    dropNoRemove(const Indexes::iterator& _rPos) SAL_THROW((::com::sun::star::sdbc::SQLException));

    protected:
        void implConstructFrom(const ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess >& _rxIndexes);
        void implFillIndexInfo(OIndex& _rIndex, ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > _rxDescriptor) SAL_THROW((::com::sun::star::uno::Exception));
        void implFillIndexInfo(OIndex& _rIndex) SAL_THROW((::com::sun::star::uno::Exception));
    };


//......................................................................
}   // namespace dbaui
//......................................................................

#endif // _DBAUI_INDEXCOLLECTION_HXX_

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