NdefRecord.createUri constructor
NdefRecord.createUri(
- Uri uri
Constructs an instance containing URI.
Implementation
factory NdefRecord.createUri(Uri uri) {
final uriString = uri.normalizePath().toString();
if (uriString.isEmpty) throw ('uri is empty');
int prefixIndex =
URI_PREFIX_LIST.indexWhere((e) => uriString.startsWith(e), 1);
if (prefixIndex < 0) prefixIndex = 0;
return NdefRecord(
typeNameFormat: NdefTypeNameFormat.nfcWellknown,
type: Uint8List.fromList([0x55]),
identifier: Uint8List.fromList([]),
payload: Uint8List.fromList(
[prefixIndex] +
utf8.encode(
uriString.substring(URI_PREFIX_LIST[prefixIndex].length)),
));
}