/* -*- 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 <iostream>
#include <fstream>
#include <string>
#include <cstring>

#include "sal/main.h"

#include "helpmerge.hxx"
#include "common.hxx"
#include <memory>

#ifndef TESTDRIVER

void WriteUsage()
{
    std::cout
        << (" Syntax: Helpex -[m]i FileIn -o FileOut [-m DataBase] [-l Lang]\n"
            " FileIn + i:   Source file (*.xhp)\n"
            " FileIn + -mi: File including paths of source files"
            " (only for merge)\n"
            " FileOut:  Destination file (*.*) or files (in case of -mi)\n"
            " DataBase: Mergedata (*.po)\n"
            " Lang: Restrict the handled languages; one element of\n"
            " (de, en-US, ...) or all\n");
}

SAL_IMPLEMENT_MAIN_WITH_ARGS(argc, argv)
{
    bool hasNoError = true;
    try
    {
        bool bMultiMerge = false;
        for (int nIndex = 1; nIndex != argc; ++nIndex)
        {
            if (std::strcmp(argv[nIndex], "-mi") == 0)
            {
                argv[nIndex][1] = 'i';
                argv[nIndex][2] = '\0';
                bMultiMerge = true;
                break;
            }
        }

        common::HandledArgs aArgs;
        if ( !common::handleArguments( argc, argv, aArgs) )
        {
            WriteUsage();
            return 1;
        }

        if ( aArgs.m_bMergeMode )
        {
            if( bMultiMerge )
            {
                std::ifstream aInput( aArgs.m_sInputFile.getStr() );
                if( !aInput.is_open() )
                {
                    std::cerr << "Helpex error: cannot open input file\n";
                    return 1;
                }
                std::unique_ptr<MergeDataFile> pMergeDataFile;
                if( aArgs.m_sLanguage != "qtz")
                {
                    pMergeDataFile.reset(new MergeDataFile(aArgs.m_sMergeSrc, OString(), false, false ));
                }
                std::string sTemp;
                aInput >> sTemp;
                while( !aInput.eof() )
                {
                    // coverity[tainted_data] - this is a build time tool
                    const OString sXhpFile( sTemp.data(), (sal_Int32)sTemp.length() );
                    HelpParser aParser( sXhpFile );
                    const OString sOutput(
                        aArgs.m_sOutputFile +
                        sXhpFile.copy( sXhpFile.lastIndexOf('/') ));
                    if( !aParser.Merge( aArgs.m_sMergeSrc, sOutput,
                        aArgs.m_sLanguage, pMergeDataFile.get() ))
                    {
                        hasNoError = false;
                    }
                    aInput >> sTemp;
                }
                aInput.close();
            }
            else
            {
                HelpParser aParser( aArgs.m_sInputFile );
                std::unique_ptr<MergeDataFile> pMergeDataFile;
                if( aArgs.m_sLanguage != "qtz")
                {
                    pMergeDataFile.reset(new MergeDataFile(aArgs.m_sMergeSrc, aArgs.m_sInputFile, false, false ));
                }
                hasNoError =
                    aParser.Merge(
                        aArgs.m_sMergeSrc, aArgs.m_sOutputFile,
                        aArgs.m_sLanguage, pMergeDataFile.get() );
            }
        }
        else
        {
            HelpParser aParser( aArgs.m_sInputFile );
            hasNoError =
                HelpParser::CreatePO(
                    aArgs.m_sOutputFile, aArgs.m_sInputFile,
                    new XMLFile( OString('0') ), "help" );
        }
    }
    catch (std::exception& e)
    {
        std::cerr << "Helpex exception: " << e.what() << std::endl;
        hasNoError = true;
    }

    if( hasNoError )
        return 0;
    else
        return 1;
}
#endif

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