/**
  * @author Rick Chan (cy187lion@sina.com)
  * @date   2014-01-23
  */

#include "engine.h"
#include <QDir>
#include <QFileInfoList>

Engine::Engine(QString proDir, QString schdir, QString fileName, FILE_TYPES selectedFile, QObject *parent) :
    QThread(parent)
{
    ProDir = proDir;
    SearchDir = schdir;
    ProFileName = fileName;
    FileTypes = selectedFile;
}

Engine::~Engine()
{
    exit();
    this->wait();
}

void Engine::run(void)
{
    QFile proFile;
    proFile.setFileName(ProFileName);
    proFile.open(QIODevice::ReadWrite);

    QTextStream *stream;
    /** 以流的形式获取文件数据 */
    stream = new QTextStream( &proFile );
    stream->seek(proFile.size());

    QString incPath, socFile, hedFile, disFile;
    incPath.append("\nINCLUDEPATH += "+SearchDir);
    socFile.append("\nSOURCES += ");
    hedFile.append("\nHEADERS += ");
    disFile.append("\nDISTFILES += ");

    incPath.replace("\\","/");
    //如果传入的项目文件路径为空，则以绝对路径方式添加，否则以相对路径方式添加
    if(""!=ProDir)
    {
        FindAndAddEngine(ProDir, SearchDir, FileTypes, &incPath, &socFile, &hedFile, &disFile);
    }
    else
    {
        FindAndAddEngine(SearchDir, FileTypes, &incPath, &socFile, &hedFile, &disFile);
    }

    *stream<<incPath+'\n';
    *stream<<hedFile+'\n';
    *stream<<socFile+'\n';
    *stream<<disFile+'\n';
    stream->flush();

    proFile.close();
    emit EngineProcessing(true, 0);
}

void Engine::FindAndAddEngine(QString schdir, FILE_TYPES ftypes, QString *incPath, QString *socFile, QString *hedFile, QString *disFile)
{
    QDir dir(schdir);
    /** 开始搜索 */
    //设置过滤器(目录，文件或非上级目录)
    dir.setFilter(QDir::Dirs|QDir::Files|QDir::NoDotAndDotDot);
    dir.setSorting(QDir::DirsFirst);
    //取得目录中文件列表(包含目录)
    QFileInfoList filelist = dir.entryInfoList();
    int i=0;
    do{
        emit EngineProcessing(false, i);
        if(0==filelist.size())
        {
            return;
        }
        QFileInfo fileInfo = filelist.at(i);

        bool bisDir=fileInfo.isDir();
        //判断是否为目录，如果是目录则遍历，否则当前处理文件
        if(bisDir)
        {
            QString addFile = fileInfo.absoluteFilePath();
            addFile.replace("\\","/");
            incPath->append(" \\\n    "+addFile);
            FindAndAddEngine(fileInfo.absoluteFilePath(), ftypes, incPath, socFile, hedFile, disFile);
        }
        else
        {
            //取得文件类型后缀
            QString extension=fileInfo.suffix().toLower();
            /**< Sources */
            if(("c"==extension) & (ftypes.Source&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                socFile->append(" \\\n    "+addFile);
            }
            else if(("c++"==extension) & ((ftypes.Source>>1)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                socFile->append(" \\\n    "+addFile);
            }
            else if(("cpp"==extension) & ((ftypes.Source>>2)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                socFile->append(" \\\n    "+addFile);
            }
            else if(("cxx"==extension) & ((ftypes.Source>>3)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                socFile->append(" \\\n    "+addFile);
            }
            else if(("cc"==extension) & ((ftypes.Source>>4)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                socFile->append(" \\\n    "+addFile);
            }
            else if(("tcc"==extension) & ((ftypes.Source>>5)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                socFile->append(" \\\n    "+addFile);
            }
            /**< Headers */
            else if(("h"==extension) & (ftypes.Header&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                hedFile->append(" \\\n    "+addFile);
            }
            else if(("h++"==extension) & ((ftypes.Header>>1)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                hedFile->append(" \\\n    "+addFile);
            }
            else if(("hpp"==extension) & ((ftypes.Header>>2)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                hedFile->append(" \\\n    "+addFile);
            }
            else if(("hxx"==extension) & ((ftypes.Header>>3)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                hedFile->append(" \\\n    "+addFile);
            }
            /**< Others */
            else if(("Makefile"==fileInfo.fileName())&&(ftypes.Other&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                disFile->append(" \\\n    "+addFile);
            }
            else if(("asm"==extension) & ((ftypes.Other>>1)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                disFile->append(" \\\n    "+addFile);
            }
            else if(("s"==extension) & ((ftypes.Other>>2)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                disFile->append(" \\\n    "+addFile);
            }
            else if(("xml"==extension) & ((ftypes.Other>>3)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                disFile->append(" \\\n    "+addFile);
            }
        }
        i++;
    }while(i<filelist.count());
    emit EngineProcessing(false, ++i);
}

void Engine::FindAndAddEngine(QString proDir, QString schdir, FILE_TYPES ftypes, QString *incPath, QString *socFile, QString *hedFile, QString *disFile)
{
    QDir dir(schdir);
    //获取项目文件所在目录
    QDir relaDir(proDir);
    /** 开始搜索 */
    //设置过滤器(目录，文件或非上级目录)
    dir.setFilter(QDir::Dirs|QDir::Files|QDir::NoDotAndDotDot);
    dir.setSorting(QDir::DirsFirst);
    //取得目录中文件列表(包含目录)
    QFileInfoList filelist = dir.entryInfoList();
    int i=0;
    do{
        emit EngineProcessing(false, i);
        if(0==filelist.size())
        {
            return;
        }
        QFileInfo fileInfo = filelist.at(i);

        bool bisDir=fileInfo.isDir();
        //判断是否为目录，如果是目录则遍历，否则当前处理文件
        if(bisDir)
        {
            QString addFile = fileInfo.absoluteFilePath();
            addFile.replace("\\","/");
            //计算当前文件夹与项目文件所在文件夹的相对路径
            incPath->append(" \\\n    "+relaDir.relativeFilePath(fileInfo.absoluteFilePath()));
            FindAndAddEngine(proDir, fileInfo.absoluteFilePath(), ftypes, incPath, socFile, hedFile, disFile);
        }
        else
        {
            //取得文件类型后缀
            QString extension=fileInfo.suffix().toLower();
            /**< Sources */
            if(("c"==extension) & (ftypes.Source&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                //计算当前文件夹与项目文件所在文件夹的相对路径
                socFile->append(" \\\n    "+relaDir.relativeFilePath(fileInfo.absoluteFilePath()));
            }
            else if(("c++"==extension) & ((ftypes.Source>>1)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                //计算当前文件夹与项目文件所在文件夹的相对路径
                socFile->append(" \\\n    "+relaDir.relativeFilePath(fileInfo.absoluteFilePath()));
            }
            else if(("cpp"==extension) & ((ftypes.Source>>2)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                //计算当前文件夹与项目文件所在文件夹的相对路径
                socFile->append(" \\\n    "+relaDir.relativeFilePath(fileInfo.absoluteFilePath()));
            }
            else if(("cxx"==extension) & ((ftypes.Source>>3)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                //计算当前文件夹与项目文件所在文件夹的相对路径
                socFile->append(" \\\n    "+relaDir.relativeFilePath(fileInfo.absoluteFilePath()));
            }
            else if(("cc"==extension) & ((ftypes.Source>>4)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                //计算当前文件夹与项目文件所在文件夹的相对路径
                socFile->append(" \\\n    "+relaDir.relativeFilePath(fileInfo.absoluteFilePath()));
            }
            else if(("tcc"==extension) & ((ftypes.Source>>5)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                //计算当前文件夹与项目文件所在文件夹的相对路径
                socFile->append(" \\\n    "+relaDir.relativeFilePath(fileInfo.absoluteFilePath()));
            }
            /**< Headers */
            else if(("h"==extension) & (ftypes.Header&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                //计算当前文件夹与项目文件所在文件夹的相对路径
                hedFile->append(" \\\n    "+relaDir.relativeFilePath(fileInfo.absoluteFilePath()));
            }
            else if(("h++"==extension) & ((ftypes.Header>>1)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                //计算当前文件夹与项目文件所在文件夹的相对路径
                hedFile->append(" \\\n    "+relaDir.relativeFilePath(fileInfo.absoluteFilePath()));
            }
            else if(("hpp"==extension) & ((ftypes.Header>>2)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                //计算当前文件夹与项目文件所在文件夹的相对路径
                hedFile->append(" \\\n    "+relaDir.relativeFilePath(fileInfo.absoluteFilePath()));
            }
            else if(("hxx"==extension) & ((ftypes.Header>>3)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                //计算当前文件夹与项目文件所在文件夹的相对路径
                hedFile->append(" \\\n    "+relaDir.relativeFilePath(fileInfo.absoluteFilePath()));
            }
            /**< Others */
            else if(("Makefile"==fileInfo.fileName())&&(ftypes.Other&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                //计算当前文件夹与项目文件所在文件夹的相对路径
                disFile->append(" \\\n    "+relaDir.relativeFilePath(fileInfo.absoluteFilePath()));
            }
            else if(("asm"==extension) & ((ftypes.Other>>1)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                //计算当前文件夹与项目文件所在文件夹的相对路径
                disFile->append(" \\\n    "+relaDir.relativeFilePath(fileInfo.absoluteFilePath()));
            }
            else if(("s"==extension) & ((ftypes.Other>>2)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                //计算当前文件夹与项目文件所在文件夹的相对路径
                disFile->append(" \\\n    "+relaDir.relativeFilePath(fileInfo.absoluteFilePath()));
            }
            else if(("xml"==extension) & ((ftypes.Other>>3)&&0x01))
            {
                QString addFile = fileInfo.absoluteFilePath();
                addFile.replace("\\","/");
                //计算当前文件夹与项目文件所在文件夹的相对路径
                disFile->append(" \\\n    "+relaDir.relativeFilePath(fileInfo.absoluteFilePath()));
            }
        }
        i++;
    }while(i<filelist.count());
    emit EngineProcessing(false, ++i);
}