/* -*- 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 <collatorImpl.hxx>

#include <indexentrysupplier_common.hxx>

#include <cppuhelper/supportsservice.hxx>

#include <localedata.hxx>

#include <o3tl/temporary.hxx>

using namespace ::com::sun::star::uno;

using namespace ::com::sun::star;

namespace i18npool {

IndexEntrySupplier_Common::IndexEntrySupplier_Common(const Reference < uno::XComponentContext >& rxContext)

{

    implementationName = "com.sun.star.i18n.IndexEntrySupplier_Common";

    collator = new CollatorImpl(rxContext);

    usePhonetic = false;

}

IndexEntrySupplier_Common::~IndexEntrySupplier_Common()

{

}

Sequence < lang::Locale > SAL_CALL IndexEntrySupplier_Common::getLocaleList()

{

    throw RuntimeException();

}

Sequence < OUString > SAL_CALL IndexEntrySupplier_Common::getAlgorithmList( const lang::Locale& )

{

    throw RuntimeException();

}

OUString SAL_CALL IndexEntrySupplier_Common::getPhoneticCandidate( const OUString&,

    const lang::Locale& )

{

    return OUString();

}

sal_Bool SAL_CALL IndexEntrySupplier_Common::usePhoneticEntry( const lang::Locale& )

{

    throw RuntimeException();

}

sal_Bool SAL_CALL IndexEntrySupplier_Common::loadAlgorithm( const lang::Locale& rLocale,

    const OUString& rAlgorithm, sal_Int32 collatorOptions )

{

    usePhonetic = LocaleDataImpl::get()->isPhonetic(rLocale, rAlgorithm);

    collator->loadCollatorAlgorithm(rAlgorithm, rLocale, collatorOptions);

    aLocale = rLocale;

    aAlgorithm = rAlgorithm;

    return true;

}

OUString SAL_CALL IndexEntrySupplier_Common::getIndexKey( const OUString& rIndexEntry,

    const OUString&, const lang::Locale& )

{

    sal_uInt32 indexChar=rIndexEntry.iterateCodePoints(&o3tl::temporary(sal_Int32(0)), 0);

    return OUString(&indexChar, 1);

}

sal_Int16 SAL_CALL IndexEntrySupplier_Common::compareIndexEntry(

    const OUString& rIndexEntry1, const OUString&, const lang::Locale&,

    const OUString& rIndexEntry2, const OUString&, const lang::Locale& )

{

    return sal::static_int_cast< sal_Int16 >(

        collator->compareString(rIndexEntry1, rIndexEntry2));

        // return value of compareString in { -1, 0, 1 }

}

OUString SAL_CALL IndexEntrySupplier_Common::getIndexCharacter( const OUString& rIndexEntry,

    const lang::Locale& rLocale, const OUString& )

{

    return getIndexKey(rIndexEntry, rIndexEntry, rLocale);

}

OUString SAL_CALL IndexEntrySupplier_Common::getIndexFollowPageWord( sal_Bool,

    const lang::Locale& )

{

    throw RuntimeException();

}

const OUString&

IndexEntrySupplier_Common::getEntry( const OUString& IndexEntry,

    const OUString& PhoneticEntry, const lang::Locale& rLocale ) const

{

    // The condition for using phonetic entry is:

    // usePhonetic is set for the algorithm;

    // rLocale for phonetic entry is same as aLocale for algorithm,

    // which means Chinese phonetic will not be used for Japanese algorithm;

    // phonetic entry is not blank.

    if (usePhonetic && !PhoneticEntry.isEmpty() && rLocale.Language == aLocale.Language &&

            rLocale.Country == aLocale.Country && rLocale.Variant == aLocale.Variant)

        return PhoneticEntry;

    else

        return IndexEntry;

}

OUString SAL_CALL

IndexEntrySupplier_Common::getImplementationName()

{

    return OUString::createFromAscii( implementationName );

}

sal_Bool SAL_CALL

IndexEntrySupplier_Common::supportsService(const OUString& rServiceName)

{

    return cppu::supportsService(this, rServiceName);

}

Sequence< OUString > SAL_CALL

IndexEntrySupplier_Common::getSupportedServiceNames()

{

    Sequence< OUString > aRet { OUString::createFromAscii( implementationName ) };

    return aRet;

}

}

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