>>>
String type = status == 'OK'
    ? 'notices'
    : status == 'NO' ? 'warnings' : status == 'BAD' ? 'errors' : '';
<<<
String type = status == 'OK'
    ? 'notices'
    : status == 'NO'
        ? 'warnings'
        : status == 'BAD'
            ? 'errors'
            : '';