AppEngine::AppEngine() : defaultDBFileName("tasklist_db.txt")
{

}

AppEngine::~AppEngine()
{

}

void AppEngine::readTasklistFromFile(QString filename)
{
  tasklist.clear();

  filename = ( filename.isEmpty() ? defaultDBFileName : filename );
  QFile tasklistDB( filename );
  tasklistDB.open(QIODevice::ReadOnly);

  QTextStream textStream( &tasklistDB );

  while( !textStream.atEnd() )
      tasklist.add( parseTask(textStream) );

  tasklistDB.close();
}

Task AppEngine::parseTask(QTextStream &textStream)
{
  int ID = textStream.readLine().trimmed().toInt();
  QString dateOfCreation = textStream.readLine();
  QString dateTaskFinished = textStream.readLine();
  QString name = textStream.readLine();
  QString content = textStream.readLine();
  bool done = ( textStream.readLine().trimmed() == "1" );
  int priority = textStream.readLine().trimmed().toInt();

  return Task( ID, dateOfCreation, dateTaskFinished, name, content, done, priority );
}