/****************************************************************************
** copyright 2001 ljp ljp@llornkcor.com
** Created: Fri Dec 14 08:16:46 2001 fileSaver.cpp
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/
#include "fileSaver.h"
#include <qpe/config.h>
#include <qpe/resource.h>
#include <qpe/mimetype.h>

#include <qpe/qpeapplication.h>
#include <qlistview.h>
#include <qpushbutton.h>
#include <qfile.h>
#include <qmessagebox.h>
#include <qlineedit.h>
#include <qcheckbox.h>

#include <unistd.h>

fileSaver::fileSaver( QWidget* parent,  const char* name, bool modal, WFlags fl , const QString currentFileName )
    : QDialog( parent, name, modal, fl )
{
    if ( !name )
  setName( tr("fileSaver"));
    resize( 240, 280 );
    setCaption(tr( name ) );
    QFileInfo fi(currentFileName);
    QString tmpFileName=fi.fileName();
//    qDebug( tmpFileName);
    dirLabel = new QLabel(this, "DirLabel");
    dirLabel->setText(currentDir.canonicalPath());
    dirLabel->setGeometry(10,20,230,15);

    homeButton = new QPushButton(Resource::loadIconSet("home"),"",this,"homeButton");
    homeButton->setGeometry(200,4,25,25);
    connect(homeButton,SIGNAL(released()),this,SLOT(homeButtonPushed()) );
    homeButton->setFlat(TRUE);
    
    docButton = new QPushButton(Resource::loadIconSet("DocsIcon"),"",this,"docsButton");
    docButton->setGeometry(170,4,25,25);
    connect( docButton,SIGNAL(released()),this,SLOT( docButtonPushed()) );
    
    docButton->setFlat(TRUE);

    hideButton = new QPushButton( Resource::loadIconSet("textedit/s_hidden"),"",this,"hideButton");
    hideButton->setGeometry(140,4,25,25);
    connect( hideButton,SIGNAL(toggled(bool)),this,SLOT( hideButtonPushed(bool)) );
    hideButton->setToggleButton(TRUE);
    hideButton->setFlat(TRUE);

    ListView = new QListView( this, "ListView" );
    ListView->addColumn( tr( "Name" ) );
    ListView->setColumnWidth(0,120);
    ListView->setSorting( 2, FALSE);
    ListView->addColumn( tr( "Size" ) );
    ListView->setColumnWidth(1,-1);
    ListView->addColumn( tr("Date"),-1);

    ListView->setColumnWidthMode(0,QListView::Manual);
    ListView->setColumnAlignment(1,QListView::AlignRight);
//      ListView->setMultiSelection(true);
//      ListView->setSelectionMode(QListView::Extended);

    ListView->setAllColumnsShowFocus( TRUE );
    ListView->setGeometry( QRect( 10,35,220,125));

    fileEdit= new QLineEdit(this);
    fileEdit->setGeometry( QRect( 10, 162, 205, 17));

    fileEdit->setText( tmpFileName);

    filePermCheck = new QCheckBox( this, "SetFilePerms" );
    filePermCheck->setText(tr("set file permissions"));
    filePermCheck->setGeometry(10, 178, 150,17);
      // signals and slots connections
    connect( ListView, SIGNAL(doubleClicked( QListViewItem*)), SLOT(listDoubleClicked(QListViewItem *)) );
    connect( ListView, SIGNAL(pressed( QListViewItem*)), SLOT(listClicked(QListViewItem *)) );

//      tmpFileName=fi.FilePath();
//      qDebug( tmpFileName);
    currentDir.setPath( QDir::currentDirPath() );
    currentDir.setFilter( QDir::Files | QDir::Dirs/* | QDir::Hidden */| QDir::All);
    populateList();
    move(0,15);
    fileEdit->setFocus();
}

fileSaver::~fileSaver()
{
}

void fileSaver::populateList()
{
    ListView->clear();
    bool isDir=FALSE;
    currentDir.setSorting(/* QDir::Size*/ /*| QDir::Reversed | */QDir::DirsFirst);
    currentDir.setMatchAllDirs(TRUE);

    currentDir.setNameFilter("*");
    QString fileL, fileS, fileDate;
    const QFileInfoList *list = currentDir.entryInfoList( /*QDir::All*/ /*, QDir::SortByMask*/);
    QFileInfoListIterator it(*list);
    QFileInfo *fi;
    while ( (fi=it.current()) ) {

        if (fi->isSymLink() ){
            QString symLink=fi->readLink();
//         qDebug("Symlink detected "+symLink);
         QFileInfo sym( symLink);
            fileS.sprintf( "%10li", sym.size() );
            fileL.sprintf( "%s ->  %s",  sym.fileName().data(),sym.absFilePath().data() );

        } else {
//  //        qDebug("Not a dir: "+currentDir.canonicalPath()+fileL);
            fileS.sprintf( "%10li", fi->size() );
            fileL.sprintf( "%s",fi->fileName().data() );
            if( QDir(QDir::cleanDirPath(currentDir.canonicalPath()+"/"+fileL)).exists() ) {
                fileL+="/";
                isDir=TRUE;
//     qDebug(currentDir.canonicalPath()+fileL);
            }
        }
        if(fileL !="./") {
            item= new QListViewItem( ListView,fileL,fileS , fileDate);
            QPixmap pm;
         
            if(isDir || fileL.find("/",0,TRUE) != -1) {
                if( !QDir( fi->filePath() ).isReadable()) 
                    pm = Resource::loadPixmap( "lockedfolder" );
                else 
                    pm= Resource::loadPixmap( "folder" );
                item->setPixmap( 0,pm );
            } else {
                if( !fi->isReadable() )
                    pm = Resource::loadPixmap( "locked" );
                else {
                    MimeType mt(fi->filePath());
                    pm=mt.pixmap();
                    if(pm.isNull())
                        pm =  Resource::loadPixmap( "UnknownDocument-14" );
                    item->setPixmap( 0,pm);
                }
            }
            if(  fileL.find("->",0,TRUE) != -1) {
                  // overlay link image
                pm= Resource::loadPixmap( "folder" );
                QPixmap lnk = Resource::loadPixmap( "symlink" );
                QPainter painter( &pm );
                painter.drawPixmap( pm.width()-lnk.width(), pm.height()-lnk.height(), lnk );
                pm.setMask( pm.createHeuristicMask( FALSE ) );
                item->setPixmap( 0, pm);
            }
        }
        isDir=FALSE;
        ++it;
    }
    ListView->setSorting( 2, FALSE);
    dirLabel->setText(currentDir.canonicalPath());


}

void fileSaver::upDir()
{
//    qDebug(currentDir.canonicalPath());
}

void fileSaver::listDoubleClicked(QListViewItem *selectedItem)
{
}

void fileSaver::listClicked(QListViewItem *selectedItem)
{
    if(selectedItem != NULL) {
    QString strItem=selectedItem->text(0);
    QString strSize=selectedItem->text(1);
//  qDebug("strItem is "+strItem);
    strSize.stripWhiteSpace();
//  qDebug(strSize);

        if(strItem.find("@",0,TRUE) !=-1 || strItem.find("->",0,TRUE) !=-1 ) { //if symlink
            QString strItem2=strItem.right( (strItem.length()-strItem.find("->",0,TRUE)) -4);
//            qDebug("strItem symlink is "+strItem2);
            if(QDir(strItem2).exists() ) {
                currentDir.cd(strItem2, TRUE);
                populateList();
            }
        } else { // not a symlink
            if(strItem.find(". .",0,TRUE) && strItem.find("/",0,TRUE)!=-1 ) {
                if(QDir(QDir::cleanDirPath(currentDir.canonicalPath()+"/"+strItem)).exists() ) {
                    strItem=QDir::cleanDirPath(currentDir.canonicalPath()+"/"+strItem);
                    currentDir.cd(strItem,FALSE);
//       qDebug("Path is "+strItem);
                    populateList();
                } else {
                    currentDir.cdUp();
                    populateList();
                }
                if(QDir(strItem).exists()){
                    currentDir.cd(strItem, TRUE);
                    populateList();
                }
            } // else
//                    if( QFile::exists(strItem ) ) {
//                        qDebug("We found our files!!");

//                      OnOK();
                } //end not symlink
        chdir(strItem.latin1());

    }
}


void fileSaver::closeEvent( QCloseEvent *e )
{
    if(e->isAccepted()) {
    e->accept();
    } else {
    qDebug("not accepted");
    done(-1);
    }
}

void fileSaver::accept() {
    selectedFileName =  fileEdit->text();
    QString path =  currentDir.canonicalPath()+"/" + selectedFileName;
    if( path.find("//",0,TRUE) ==-1 ) {
        selectedFileName = path;
    } else {
        selectedFileName = currentDir.canonicalPath()+selectedFileName;
    }
    qDebug("going to save "+selectedFileName);
    done(1);
}

void fileSaver::homeButtonPushed() {
        chdir( QDir::homeDirPath().latin1() );
        currentDir.cd(  QDir::homeDirPath(), TRUE);
        populateList();
        update();
}
void fileSaver::docButtonPushed() {
        chdir( QString(QPEApplication::documentDir()+"/text").latin1() );
        currentDir.cd( QPEApplication::documentDir()+"/text", TRUE);
        populateList();
        update();

}

void fileSaver::hideButtonPushed(bool b) {
    if (b)
    currentDir.setFilter( QDir::Files | QDir::Dirs | QDir::Hidden | QDir::All);
    else
    currentDir.setFilter( QDir::Files | QDir::Dirs/* | QDir::Hidden*/ | QDir::All);
        
//          chdir( QString(QPEApplication::documentDir()+"/text").latin1() );
//          currentDir.cd( QPEApplication::documentDir()+"/text", TRUE);
          populateList();
          update();

}