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/*

 * This file is part of the https://github.com/QQxiaoming/YUVviewer.git

 * project.

 *

 * Copyright (C) 2020 Quard <2014500726@smail.xtu.edu.cn>

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 3 of the License, or

 * (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, see <http://www.gnu.org/licenses/>.

 */

#include <QDir>

#include <QFile>

#include <QXmlStreamReader>

#include <QXmlStreamWriter>

#include "configFile.h"



ConfigFile::ConfigFile(const QString &path) :

    configFilePath(path) {

    config_dict.lastPath = "";

    config_dict.frameSizeType = "Other";

    config_dict.TTFFormat = "ttf";

    config_dict.frameSize_Width = "2560";

    config_dict.frameSize_Height = "1920";

    config_dict.frameCodePiont = "*";



    QFileInfo fileInfo(configFilePath);

    if(!fileInfo.isFile()) {

        QFile file(configFilePath);

        file.open(QFile::WriteOnly | QFile::Text);

        QXmlStreamWriter writer(&file);

        writer.setAutoFormatting(true); // 自动格式化

        writer.writeStartDocument("1.0");  // 开始文档（XML 声明）

        writer.writeStartElement("config");

        writer.writeTextElement("lastPath", config_dict.lastPath);

        writer.writeTextElement("frameSizeType", config_dict.frameSizeType);

        writer.writeTextElement("TTFFormat", config_dict.TTFFormat);

        writer.writeTextElement("frameSize_Width", config_dict.frameSize_Width);

        writer.writeTextElement("frameSize_Height", config_dict.frameSize_Height);

        writer.writeTextElement("frameCodePiont", config_dict.frameCodePiont);

        writer.writeEndElement();

        writer.writeEndDocument();

        file.close();

    } else {

        QFile file(configFilePath);

        file.open(QFile::ReadOnly | QFile::Text);

        QXmlStreamReader reader(&file);



        while(!reader.atEnd()) {

            if(reader.isStartElement()) {

                if(reader.name().toString() == "lastPath") {

                    config_dict.lastPath = reader.readElementText();

                } else if(reader.name().toString() == "frameSizeType") {

                    config_dict.frameSizeType = reader.readElementText();

                } else if(reader.name().toString() == "TTFFormat") {

                    config_dict.TTFFormat = reader.readElementText();

                } else if(reader.name().toString() == "frameSize_Width") {

                    config_dict.frameSize_Width = reader.readElementText();

                } else if(reader.name().toString() == "frameSize_Height") {

                    config_dict.frameSize_Height = reader.readElementText();

                } else if(reader.name().toString() == "frameCodePiont") {

                    config_dict.frameCodePiont = reader.readElementText();

                }

            }

            reader.readNext();

        }

        file.close();

    }

}



ConfigFile::~ConfigFile() {

    QFile file(configFilePath);

    file.open(QFile::ReadWrite | QFile::Text);

    file.resize(0);



    QXmlStreamWriter writer(&file);

    writer.setAutoFormatting(true); // 自动格式化

    writer.writeStartDocument("1.0");  // 开始文档（XML 声明）

    writer.writeStartElement("config");

    writer.writeTextElement("lastPath", config_dict.lastPath);

    writer.writeTextElement("frameSizeType", config_dict.frameSizeType);

    writer.writeTextElement("TTFFormat", config_dict.TTFFormat);

    writer.writeTextElement("frameSize_Width", config_dict.frameSize_Width);

    writer.writeTextElement("frameSize_Height", config_dict.frameSize_Height);

    writer.writeTextElement("frameCodePiont", config_dict.frameCodePiont);

    writer.writeEndElement();

    writer.writeEndDocument();

    file.close();

}