/*
** Copyright (C) 2001 Albert L. Faber
**  
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
** 
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
** GNU General Public License for more details.
** 
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software 
** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/

#include "StdAfx.h"
#include "GenreTable.h"
#include <ALGORITHM>
#include "resource.h"

// CONSTRUCTOR
CGenreTable::CGenreTable()
{
}

// DESTRUCTOR
CGenreTable::~CGenreTable()
{
	v_Entries.clear();
}


BYTE CGenreTable::GetID3V1ID( WORD wIdx ) const
{
	ASSERT( wIdx < v_Entries.size() );
	return v_Entries[wIdx].btID3V1ID;
}

void CGenreTable::SetID3V1ID( WORD wIdx, BYTE btValue )
{
	ASSERT( wIdx < v_Entries.size() );
	v_Entries[wIdx].btID3V1ID = btValue;
}

CString CGenreTable::GetGenre( WORD wIdx ) const 
{ 
	return v_Entries[wIdx].strGenre;
}

void CGenreTable::SetGenre( WORD wIdx, CString strValue )
{
	v_Entries[wIdx].strGenre = strValue;
}

CString CGenreTable::GetCDDBGenre( WORD wIdx ) const
{
	return v_Entries[wIdx].strCDDBGenre;
}

void CGenreTable::SetCDDBGenre( WORD wIdx, CString strValue )
{
	v_Entries[wIdx].strCDDBGenre = strValue;
}


int CGenreTable::Load( CString strFileName )
{
	FILE* pFile = NULL;
	CHAR lpszLine[255] = { '\0',};

	pFile = fopen( strFileName, "r" );

	int g_nNumGenres = 0;

	if ( pFile )
	{
		while ( NULL != fgets( lpszLine, sizeof( lpszLine ), pFile ) )
		{
			int i = 0;
			CHAR* lpszToken = NULL;

			int		nIndex = -1;
			CString strCategory;
			CString strCDDBCategory;

			lpszToken = strtok( lpszLine, "\t" );

			GENRETABLEENTRY newEntry;

			newEntry.btID3V1ID = -1;

			while ( lpszToken != NULL )
			{
				switch ( i )
				{
					case 0:
						newEntry.btID3V1ID = atoi( lpszToken );
						i++;
					break;
					case 1:
						newEntry.strGenre = lpszToken;
						newEntry.strGenre.TrimLeft();
						newEntry.strGenre.TrimRight();
						i++;
					break;
					case 2:
						newEntry.strCDDBGenre = lpszToken;
						newEntry.strCDDBGenre.TrimLeft();
						newEntry.strCDDBGenre.TrimRight();
						i++;
					break;
				}
				lpszToken = strtok( NULL, "\t" );
			}

			if ( ( newEntry.btID3V1ID ) >= 0 && ( i >= 3 ) )
			{
				v_Entries.push_back( newEntry );
			}
		}

		fclose( pFile );

	}

	sort( v_Entries.begin(), v_Entries.end() );

	return v_Entries.size() ;
}


void CGenreTable::Save( CString strFileName )
{
	FILE* pFile = NULL;
	CHAR lpszLine[255] = { '\0',};
	int i = 0;

	pFile = fopen( strFileName, "w" );

	if ( pFile )
	{
		for ( i = 0 ; i < v_Entries.size(); i++ )
		{
			CString strLine;
			GENRETABLEENTRY newEntry = v_Entries[i] ;

			strLine.Format( "%d\t%s\t%s\n", 
					newEntry.btID3V1ID,
					newEntry.strGenre,
					newEntry.strCDDBGenre );

			fputs( strLine, pFile );
		}
	}
	fclose( pFile );
}


int CGenreTable::AddEntry( BYTE btID3V1ID, CString strGenre, CString strCDDBGenre )
{
	GENRETABLEENTRY newEntry;

	newEntry.btID3V1ID = btID3V1ID;

	newEntry.strGenre = strGenre;
	newEntry.strGenre.TrimLeft();
	newEntry.strGenre.TrimRight();

	newEntry.strCDDBGenre = strCDDBGenre;
	newEntry.strCDDBGenre.TrimLeft();
	newEntry.strCDDBGenre.TrimRight();

	v_Entries.push_back( newEntry );

	return v_Entries.size() -1 ;
}

int CGenreTable::SearchGenre( CString strSearch ) const
{
	int i;

	strSearch.TrimLeft();
	strSearch.TrimRight();

	for ( i = 0 ; i < v_Entries.size(); i++ )
	{
		if ( 0 == strSearch.CompareNoCase( GetGenre( i ) ) )
		{
			return i;
		}
	}
	return -1;
}

CString CGenreTable::GetID3V1GenreString( int nID3TagIdx ) const
{
	int i;
	CString strRet;

	for ( i = 0 ; i < v_Entries.size(); i++ )
	{
		if ( nID3TagIdx == GetID3V1ID( i ) )
		{
			return GetGenre( i );
		}
	}

	strRet.LoadString( IDS_UNKNOWN );

	return strRet;
}


void CGenreTable::Sort(  )
{
	sort( v_Entries.begin(), v_Entries.end() );
}


int CGenreTable::SearchID3V1ID( int btSearch ) const
{
	int i;

	for ( i = 0 ; i < v_Entries.size(); i++ )
	{
		if ( GetID3V1ID( i )  == btSearch )
		{
			return i;
		}
	}
	return -1;
}