#include "exports.h"

#include "file.h"

#include "linkablemapobj.h"

#include "misc.h"

#include "texteditor.h"

#include "mainwindow.h"

extern Main *mainWindow;

ExportBase::ExportBase()

{

	indentPerDepth="  ";

}

void ExportBase::setPath (const QString &p)

{

	filepath=p;

}

void ExportBase::setMapCenter(MapCenterObj *mc)

{

	mapCenter=mc;

}

QString ExportBase::getSectionString(BranchObj *bostart)

{

	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 ExportBase::exportXML()

{

	QFile file (filepath);

	if ( !file.open( IO_WriteOnly ) )

	{

		// FIXME experimental, testing

		cout << "ExportBase::exportXML  couldn't open "<<filepath<<endl;

		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;

		// Write heading

		//	write (actIndent + getSectionString(bo) + bo->getHeading()+ "\n");

		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 =textConvertToASCII(bo->getNote());

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

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

		}

		bo=bo->next();

		actIndent="";

	}

	file.close();

}

// 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.

void ExportLaTeX::exportLaTeX() 

{

  QFile file (filepath);

  if ( !file.open( IO_WriteOnly ) ) {

    // FIXME

    cout << "Export::exportMap  couldn't open "<<filepath<<endl;

    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 << (textConvertToASCII(bo->getNote()));

      ts << ("\n");

    }

    bo=bo->next();

   }

  file.close();

}

ExportOO::ExportOO()

{

	// Create tmpdir and set paths

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

	templateDir="oo-test/suse-template/";

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

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

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

	chapterTemplateFile=templateDir+"chapter-template.xml";

	outputFile=tmpDir.currentDirPath()+"/out.odp";

	// Copy template to tmpdir

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

	// Read content-template

	if (!loadStringFromDisk (contentTemplateFile,content))

	{

		qWarning ("Export::exportOOPresentation() Couldn't load from "+contentTemplateFile);

		return;

	}

	// Read page-template

	QString pageTemplate;

	if (!loadStringFromDisk (pageTemplateFile,pageTemplate))

	{

		qWarning ("Export::exportOOPresentation() Couldn't load from "+pageTemplateFile);

		return;

	}

	// Read chapter-template

	QString chapterTemplate;

	if (!loadStringFromDisk (chapterTemplateFile,chapterTemplate))

	{

		qWarning ("Export::exportOOPresentation() Couldn't load from "+chapterTemplateFile);

		return;

	}

}

ExportOO::~ExportOO()

{

	// Remove tmpdir

	//FIXME removeDir (tmpDir);

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

}	

QString ExportOO::buildList (BranchObj *current)

{

    QString r;

    BranchObj *bo;

    int i=0;

    bo=current->getFirstBranch();

    if (bo)

    {

        // Start list

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

        while (bo)

        {

            r+="<text:list-item><text:p text:style-name=\"P7\">\n  "+

               bo->getHeading()+

               "\n</text:p></text:list-item>\n";

        }

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

    }

    return r;

}

QString ExportOO::walkPages (BranchObj *current)

{

	//FIXME Denkfehler: mit current anfangen, nicht mit

	// Kind von current. Sonst erwisch ich nur jede 2. Depth

	//

    QString r;

    BranchObj *bo;

    int i=0;

    bo=current->getFirstBranch();

    while(bo)

    {

		r+=quotemeta(bo->getHeading())+"\n";

		if (bo->getFirstBranch()) 

			r+=walkPages (bo->getFirstBranch());

		i++;

		bo=current->getBranchNum (i);

    }

    return r;

}

void ExportOO::exportPresentation()

{

	QString allPages=walkPages (mapCenter);

	cout << allPages<<endl;

	// Insert new content

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

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

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

	// Write modified content

	QFile f (contentFile);

    if ( !f.open( IO_WriteOnly ) ) 

	{

		mainWindow->statusMessage(QString(QObject::tr("Could not write to %1")).arg(outputFile));

		return;

    }

    QTextStream t( &f );

    t << content;

    f.close();

	mainWindow->statusMessage( QString( QObject::tr("Map exported as %1")).arg( outputFile));

	// zip tmpdir to destination

	zipDir (tmpDir,outputFile);	

	/* FIXME not needed

	QString onePage;

	QString allPages;

	QString heading;

	// Walk through chapters (mainbranches)

	QString s;

	QString list;

	BranchObj *bo;

	BranchObj *boLastPage=NULL;

	bo=mapCenter->first();

	int depth;

	int lastDepth=-1;

	int basePageDepth=2;

	while (bo)

	{

		depth=bo->getDepth();

		heading=quotemeta(bo->getHeading());

		if (depth>1)

		{

			if (depth==basePageDepth)

			{

				// Start a new page containing a heading and a list

				if (boLastPage==NULL)

				{

					// Start new single page

					boLastPage=bo;

					onePage=pageTemplate;

					onePage.replace ("<!-- INSERT PAGE HEADING -->", heading);

					list="";

				} else

				{

					// Finish last page, start new one

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

					boLastPage=bo;

					allPages+=onePage;

					onePage=pageTemplate;

					onePage.replace ("<!-- INSERT PAGE HEADING -->", heading);

					list="";

				}

			} else

			{

				if (lastDepth==depth-1)

					// entering deeper branches, new list

					list+="<text:list>";

				// Just add heading to list on current page

				list+="<text:list-item><text:p text:style-name=\"P7\">"+heading+"</text:p></text:list-item>\n";

				if (lastDepth==depth+1)

					// returning from deeper branches, finish list

					list+="</text:list>";

			}

		}	

		lastDepth=depth;

		bo=bo->next();

	}

*/

}