public function actionIndex($option = null)
	{
		$fixtures = Yii::createObject(Fixtures::className());
		$option = Question::displayWithQuit('Select operation', ['Export', 'Import'], $option);
		if($option == 'e') {
			$allTables = $fixtures->tableNameList();
			if(!empty($allTables)) {
				$answer = Select::display('Select tables for export', $allTables, 1);
				$tables = $fixtures->export($answer);
				Output::items($tables, 'Exported tables');
			} else {
				Output::block("not tables for export!");
			}
		} elseif($option == 'i') {
			$allTables = $fixtures->fixtureNameList();
			if(!empty($allTables)) {
				$answer = Select::display('Select tables for import', $allTables, 1);
				$tables = $fixtures->import($answer);
				Output::items($tables, 'Imported tables');
			} else {
				Output::block("not tables for import!");
			}
		}
		
	}