void HearthstoneLogWatcher::CheckForLogChanges() {
QFile file( mPath );
if( !file.open( QIODevice::ReadOnly ) ) {
return;
}
qint64 size = file.size();
if( size < mLastSeekPos ) {
DBG( "Log truncation detected. This is OK if game was restarted." );
mLastSeekPos = 0;
} else {
// Use raw QFile instead of QTextStream
// QTextStream uses buffering and seems to skip some lines (see also QTextStream#pos)
file.seek( mLastSeekPos );
QByteArray buf = file.readAll();
QList< QByteArray > lines = buf.split('\n');
QByteArray lastLine = lines.takeLast();
for( const QByteArray& line : lines ) {
emit LineAdded( QString::fromUtf8( line.trimmed() ) );
}
mLastSeekPos = file.pos() - lastLine.size();
}
}
HearthstoneLogTracker::HearthstoneLogTracker()
: mTurnCounter( 0 ), mHeroPowerUsed( false ), mHeroPlayerId( 0 ), mLegendTracked( false )
{
qRegisterMetaType< ::CardHistoryList >( "CardHistoryList" );
for( int i = 0; i < NUM_LOG_MODULES; i++ ) {
const char *moduleName = LOG_MODULE_NAMES[ i ];
QString logPath = Hearthstone::Instance()->LogPath( QString( "%1.log" ).arg( moduleName ) );
HearthstoneLogWatcher *logWatcher = new HearthstoneLogWatcher( this, logPath );
connect( logWatcher, SIGNAL( LineAdded(QString) ), this, SLOT( HandleLogLine(QString) ) );
mLogWatchers.push_back( logWatcher );
}
Reset();
}
