#include <qfiledialog.h>

 #include <qmessagebox.h>

 #include "exports.h"

 #include "file.h"

 #include "linkablemapobj.h"

 #include "misc.h"

 #include "mainwindow.h"

 #include "xsltproc.h"

 extern Main *mainWindow;

 extern QDir vymBaseDir;

 ExportBase::ExportBase()

 {

 	indentPerDepth="  ";

 	// Create tmpdir

 	tmpDir.setPath (makeUniqueDir("/tmp/vym-XXXXXX"));

 }

 ExportBase::~ExportBase()

 {

 	// Remove tmpdir

 	removeDir (tmpDir);

 }

 void ExportBase::setDir(const QString &p)

 {

 	outputDir=p;

 }

 void ExportBase::setFile (const QString &p)

 {

 	outputFile=p;

 }

 void ExportBase::setMapCenter(MapCenterObj *mc)

 {

 	mapCenter=mc;

 }

 void ExportBase::setCaption (const QString &s)

 {

 	caption=s;

 }

 void ExportBase::addFilter(const QString &s)

 {

 	filter=s;

 }

 bool ExportBase::execDialog()

 {

 	if (mapCenter && mapCenter->getMapEditor())

 	{

 		QFileDialog *fd=new QFileDialog( mapCenter->getMapEditor(), caption);

 		fd->addFilter (filter);

 		fd->setCaption(caption);

 		fd->setMode( QFileDialog::AnyFile );

 		fd->show();

 		if ( fd->exec() == QDialog::Accepted )

 		{

 			if (QFile (fd->selectedFile()).exists() )

 			{

 				QMessageBox mb( __VYM,

 					QObject::tr("The file %1 exists already.\nDo you want to overwrite it?").arg(fd->selectedFile()), 

 				QMessageBox::Warning,

 				QMessageBox::Yes | QMessageBox::Default,

 				QMessageBox::Cancel | QMessageBox::Escape,

 				QMessageBox::NoButton );

 				mb.setButtonText( QMessageBox::Yes, QObject::tr("Overwrite") );

 				mb.setButtonText( QMessageBox::No, QObject::tr("Cancel"));

 				ExportBase ex;

 				switch( mb.exec() ) 

 				{

 					case QMessageBox::Yes:

 						// save 

 						break;;

 					case QMessageBox::Cancel:

 						// return, do nothing

 						return false;

 						break;

 				}

 			}

 			outputFile=fd->selectedFile();

 			return true;

 		}

 	}

 	return false;

 }

 QString ExportBase::getSectionString(BranchObj *bostart)

 {

 	// Make prefix like "2.5.3" for "bo:2,bo:5,bo:3"

 	QString r;

 	BranchObj *bo=bostart;

 	int depth=bo->getDepth();

 	while (depth>0)

 	{

 		r=QString("%1").arg(1+bo->getNum(),0,10)+"." + r;

 		bo=(BranchObj*)(bo->getParObj());

 		depth=bo->getDepth();

 	}	

 	if (r.isEmpty())

 		return r;

 	else	

 		return r + " ";

 }

 void ExportASCII::doExport()

 {

 	QFile file (outputFile);

 	if ( !file.open( IO_WriteOnly ) )

 	{

 		// FIXME experimental, testing

 		qWarning ("ExportBase::exportXML  couldn't open "+outputFile);

 		return;

 	}

 	QTextStream ts( &file );	// use LANG decoding here...

 	// Main loop over all branches

 	QString s;

 	QString actIndent("");

 	int i;

 	uint j;

 	BranchObj *bo;

 	bo=mapCenter->first();

 	while (bo) 

 	{

 		// Make indentstring

 		for (i=0;i<bo->getDepth();i++) actIndent+= indentPerDepth;

 		if (bo->getDepth()==0)

 		{

 			ts << (bo->getHeading()+ "\n");

 			for (j=0;j<bo->getHeading().length();j++) ts<<"=";

 			ts << "\n";

 		} else 	if (bo->getDepth()==1)

 			ts << ("\n"+getSectionString(bo) + bo->getHeading()+ "\n");

 		else	if (bo->getDepth()==2)

 			ts << (actIndent + " o " + bo->getHeading()+ "\n");

 		else	

 			ts << (actIndent + " - " + bo->getHeading()+ "\n");

 		// If necessary, write note

 		if (!bo->getNote().isEmpty())

 		{

 			s =bo->getNoteASCII();

 			s=s.replace ("\n","\n"+actIndent);

 			ts << (s+"\n\n");

 		}

 		bo=bo->next();

 		actIndent="";

 	}

 	file.close();

 }

 void ExportTaskjuggler::doExport() 

 {

 	MapEditor *me=NULL;

 	if (mapCenter) me=mapCenter->getMapEditor();

 	if (me)

 	{

 		me->exportXML(tmpDir.path());

 		//FIXME testing

 		cout << "tmpDir="<<tmpDir.path()<<endl;

 		XSLTProc p;

 		p.setInputFile (tmpDir.path()+"/"+me->getMapName()+".xml");

 		p.setOutputFile (outputFile);

 		p.setXSLFile (vymBaseDir.path()+"/styles/vym2taskjuggler.xsl");

 		p.process();

 	}

 }

 void ExportLaTeX::doExport() 

 {

 	// Exports a map to a LaTex file.  

 	// This file needs to be included 

 	// or inported into a LaTex document

 	// it will not add a preamble, or anything 

 	// that makes a full LaTex document.

   QFile file (outputFile);

   if ( !file.open( IO_WriteOnly ) ) {

 	QMessageBox::critical (0,QObject::tr("Critical Export Error"),QObject::tr("Could not write %1").arg(outputFile));

 	mainWindow->statusMessage(QString(QObject::tr("Export failed.")));

     return;

   }

   QTextStream ts( &file );	// use LANG decoding here...

   ts.setEncoding (QTextStream::UnicodeUTF8); // Force UTF8

   // Main loop over all branches

   QString s;

   // QString actIndent("");

   // int i;

   BranchObj *bo;

   bo=mapCenter->first();

   while (bo) {

     if (bo->getDepth()==0);

     else if (bo->getDepth()==1) {

       ts << ("\\chapter{" + bo->getHeading()+ "}\n");

     }

     else if (bo->getDepth()==2) {

       ts << ("\\section{" + bo->getHeading()+ "}\n");

     }

     else if (bo->getDepth()==3) {

       ts << ("\\subsection{" + bo->getHeading()+ "}\n");

     }

     else if (bo->getDepth()==4) {

       ts << ("\\subsubsection{" + bo->getHeading()+ "}\n");

     }

     else {

       ts << ("\\paragraph*{" + bo->getHeading()+ "}\n");

     }

     // If necessary, write note

     if (!bo->getNote().isEmpty()) {

       ts << (bo->getNoteASCII());

       ts << ("\n");

     }

     bo=bo->next();

    }

   file.close();

 }

 ExportOO::ExportOO()

 {

 	useSections=false;

 }

 ExportOO::~ExportOO()

 {

 }	

 QString ExportOO::buildList (BranchObj *current)

 {

     QString r;

     BranchObj *bo;

     uint i=0;

     bo=current->getFirstBranch();

     if (bo)

     {

         // Start list

         r+="<text:list text:style-name=\"L4\">\n";

         while (bo)

         {

             r+="<text:list-item><text:p >";

 			r+=quotemeta(bo->getHeading());

 			// If necessary, write note

 			if (!bo->getNote().isEmpty())

 				r+=bo->getNoteOpenDoc();

 			r+="</text:p>";

 			r+=buildList (bo);	// recursivly add deeper branches

             r+="</text:list-item>\n";

 			i++;

 			bo=current->getBranchNum(i);

         }

         r+="</text:list>\n";

     }

     return r;

 }

 void ExportOO::exportPresentation()

 {

 	QString allPages;

 	// Insert new content

 	content.replace ("<!-- INSERT TITLE -->",quotemeta(mapCenter->getHeading()));

 	content.replace ("<!-- INSERT AUTHOR -->",quotemeta(mapCenter->getAuthor()));

 	QString	onePage;

 	QString list;

 	BranchObj *sectionBO=mapCenter->getFirstBranch();

     int i=0;

 	BranchObj *pagesBO;

     int j=0;

 	// Walk sections

 	while (sectionBO)

 	{

 		if (useSections)

 		{

 			// Add page with section title

 			onePage=sectionTemplate;

 			onePage.replace ("<!-- INSERT PAGE HEADING -->", quotemeta(sectionBO->getHeading() ) );

 			allPages+=onePage;

 		} else

 		{

 			i=-2;	// only use inner loop to 

 			        // turn mainbranches into pages

 			sectionBO=mapCenter;

 		}

 		// Walk mainpages

 		pagesBO=sectionBO->getFirstBranch();

 		j=0;

 		while (pagesBO)

 		{

 			// Add page with list of items

 			onePage=pageTemplate;

 			onePage.replace ("<!-- INSERT PAGE HEADING -->", quotemeta (pagesBO->getHeading() ) );

 			list=buildList (pagesBO);

 			onePage.replace ("<!-- INSERT LIST -->", list);

 			allPages+=onePage;

 			j++;

 			pagesBO=sectionBO->getBranchNum(j);

 		}

 		i++;

 		sectionBO=mapCenter->getBranchNum(i);

 	}

 	content.replace ("<!-- INSERT PAGES -->",allPages);

 	// Write modified content

 	QFile f (contentFile);

     if ( !f.open( IO_WriteOnly ) ) 

 	{

 		QMessageBox::critical (0,QObject::tr("Critical Export Error"),QObject::tr("Could not write %1").arg(contentFile));

 		mainWindow->statusMessage(QString(QObject::tr("Export failed.")));

 		return;

     }

     QTextStream t( &f );

     t << content;

     f.close();

 	// zip tmpdir to destination

 	zipDir (tmpDir,outputFile);	

 }

 bool ExportOO::setConfigFile (const QString &cf)

 {

 	configFile=cf;

 	int i=cf.findRev ("/");

 	if (i>=0) configDir=cf.left(i);

 	SimpleSettings set;

 	set.readSettings(configFile);

 	// set paths

 	templateDir=configDir+"/"+set.readEntry ("Template");

 	QDir d (templateDir);

 	if (!d.exists())

 	{

 		QMessageBox::critical (0,QObject::tr("Critical Export Error"),QObject::tr("Check \"%1\" in\n%2").arg("Template="+set.readEntry ("Template")).arg(configFile));

 		return false;

 	}

 	contentTemplateFile=templateDir+"content-template.xml";

 	contentFile=tmpDir.path()+"/content.xml";

 	pageTemplateFile=templateDir+"page-template.xml";

 	sectionTemplateFile=templateDir+"section-template.xml";

 	if (set.readEntry("useSections").contains("yes"))

 		useSections=true;

 	// Copy template to tmpdir

 	system ("cp -r "+templateDir+"* "+tmpDir.path());

 	// Read content-template

 	if (!loadStringFromDisk (contentTemplateFile,content))

 	{

 		QMessageBox::critical (0,QObject::tr("Critical Export Error"),QObject::tr("Could not read %1").arg(contentTemplateFile));

 		return false;

 	}

 	// Read page-template

 	if (!loadStringFromDisk (pageTemplateFile,pageTemplate))

 	{

 		QMessageBox::critical (0,QObject::tr("Critical Export Error"),QObject::tr("Could not read %1").arg(pageTemplateFile));

 		return false;

 	}

 	// Read section-template

 	if (useSections && !loadStringFromDisk (sectionTemplateFile,sectionTemplate))

 	{

 		QMessageBox::critical (0,QObject::tr("Critical Export Error"),QObject::tr("Could not read %1").arg(sectionTemplateFile));

 		return false;

 	}

 	return true;

 }