V_MaHoa function

String V_MaHoa(
  1. String data
)

✅ IMPROVED: Compress and encode data

Implementation

String V_MaHoa(String data) {
  try {
    if (data.isEmpty) return '';

    final inputBytes = utf8.encode(data);
    final compressedBytes = ZLibEncoder(raw: true).convert(inputBytes);
    final base64Encoded = base64.encode(compressedBytes);

    return base64Encoded;
  } catch (e) {
    debugPrint('❌ V_MaHoa error: $e');
    return '';
  }
}