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#ifdef WIN32

#include "bu/settingsdriverregistry.h"
#include <windows.h>
#include "bu/string.h"

#define phKey ((HKEY *)rphKey)

Bu::SettingsDriverRegistry::SettingsDriverRegistry()
{
}

Bu::SettingsDriverRegistry::~SettingsDriverRegistry()
{
    RegCloseKey( *phKey );
}

void Bu::SettingsDriverRegistry::init( const Bu::UtfString &sCompany, const Bu::UtfString &sProduct )
{
    Bu::UtfString us("Software\\");
    us += sCompany;
    us += "\\";
    us += sProduct;
    rphKey = new HKEY;
    RegCreateKeyExA( HKEY_CURRENT_USER, us.get().getStr(), 0, NULL, 0, KEY_ALL_ACCESS, NULL, phKey, NULL );
}

void Bu::SettingsDriverRegistry::set( const Bu::UtfString &sKey, const Bu::UtfString  &sValue )
{
    Bu::StringList lPath = sKey.get().split('/');
    Bu::StringList::iterator i = lPath.begin();
    Bu::StringList::iterator in;

    Bu::String sPKey;
    for(; i;)
    {
        in = i;
        in++;
        if( in )
        {
            if( !sPKey.isEmpty() )
                sPKey += "\\";
            sPKey += *i;
        }
        i = in;
    }

    HKEY key;
    RegCreateKeyExA( *phKey, sPKey.getStr(), 0, NULL, 0, KEY_ALL_ACCESS, NULL, &key, NULL );
    Bu::String sTmp = sValue.get();
    RegSetValueExA( key, lPath.last().getStr(), 0, REG_SZ, (BYTE *)sTmp.getStr(), sTmp.getSize()+1 ); 
    RegCloseKey( key );
}

Bu::UtfString Bu::SettingsDriverRegistry::get( const Bu::UtfString &sKey, const Bu::UtfString &sValue )
{
    Bu::StringList lPath = sKey.get().split('/');
    Bu::StringList::iterator i = lPath.begin();
    Bu::StringList::iterator in;

    Bu::String sPKey;
    for(; i;)
    {
        in = i;
        in++;
        if( in )
        {
            if( !sPKey.isEmpty() )
                sPKey += "\\";
            sPKey += *i;
        }
        i = in;
    }

    HKEY key;
    if( RegOpenKeyExA( *phKey, sPKey.getStr(), 0, KEY_ALL_ACCESS, &key ) 
        != ERROR_SUCCESS )
        return sValue;
    char buf[4096];
    DWORD iRet = 4096;
    if( RegQueryValueEx( key, lPath.last().getStr(), NULL, NULL, (BYTE *)buf, &iRet ) != ERROR_SUCCESS )
    {
        RegCloseKey( key );
        return sValue;
    }
    RegCloseKey( key );
    
    return Bu::UtfString( Bu::String( buf, iRet ) );
}

#endif