#include <guitar/TabWriter.hpp>
#include <guitar/TabLines.hpp>
#include <guitar/globaldefs.hpp>
#include <common/VersionInfo.hpp>
#include <common/file.hpp>
#include <common/array.hpp>

bool TabWriter::write(TabEntries &entries,const String &pathFileTablature)
{
	VersionInfo versionInfo;
  File outFile;

  GlobalDefs::outDebug("[TabWriter::write]ENTER",GlobalDefs::Debug);
  if(pathFileTablature.isNull()||!outFile.open(pathFileTablature,"wb"))
	{
	  GlobalDefs::outDebug("[TabWriter::write]LEAVE",GlobalDefs::Debug);
	  return false;
	}
	outFile.writeLine(String("%")+versionInfo.getProductNameString()+String(" ")+versionInfo.getProductVersion()+String("%"));
  initLines();
	setHeader();
  for(int index=0,entryCount=0;index<entries.size();index++,entryCount++)
	{
	  if(entryCount>MaxItems)
		{
	    outFile.writeLine(String(" "));
	    outFile.writeLine(String(" "));
	    writeLines(outFile);
	    outFile.writeLine(String(" "));
			initLines();
			setHeader();
			entryCount=0;
		}
    TabEntry &entry=entries[index];
		for(int noteIndex=0;noteIndex<entry.size();noteIndex++)
		{
		  FrettedNote &note=entry[noteIndex];
			int string=note.getString();
			int fret=note.getFret();
      operator[](5-string).putElement(Element(fret,Action(note.getAction())));
			operator[](5-string).putElement('-');
	  }
		synchronize();
	}
	outFile.writeLine(String(" "));
	outFile.writeLine(String(" "));
	writeLines(outFile);
	outFile.writeLine(String(" "));
  GlobalDefs::outDebug("[TabWriter::write]LEAVE");
  return true;
}

void TabWriter::synchronize(void)
{
  int maxPos;
	int index;

	for(index=0;index<NumLines;index++)
	{
	  if(!index)maxPos=operator[](0).getPosition();
	  if(operator[](index).getPosition()>maxPos)maxPos=operator[](index).getPosition();
	}
	for(index=0;index<NumLines;index++)
	{
	  while(operator[](index).getPosition()!=maxPos)operator[](index).putElement('-');
	}
}

void TabWriter::initLines()
{
  size(NumLines);
}

void TabWriter::setHeader(void)
{
  operator[](0).reset();
  operator[](1).reset();
  operator[](2).reset();
  operator[](3).reset();
  operator[](4).reset();
  operator[](5).reset();

  operator[](0).putElement('E');
  operator[](1).putElement('B');
  operator[](2).putElement('G');
  operator[](3).putElement('D');
  operator[](4).putElement('A');
  operator[](5).putElement('E');

  operator[](0).putElement('|');
  operator[](1).putElement('|');
  operator[](2).putElement('|');
  operator[](3).putElement('|');
  operator[](4).putElement('|');
  operator[](5).putElement('|');

  operator[](0).putElement('-');
  operator[](1).putElement('-');
  operator[](2).putElement('-');
  operator[](3).putElement('-');
  operator[](4).putElement('-');
  operator[](5).putElement('-');
}

void TabWriter::writeLines(File &outFile)
{
  for(int index=0;index<NumLines;index++)operator[](index).serialize(outFile);
}