/// <summary>
///
/// </summary>
/// <param name="tag"></param>
/// <returns></returns>
INFCNdefTag GetNdefTag(INFCTag tag)
{
if (tag == null || !tag.Available)
{
return(null);
}
INFCNdefTag ndef;
if (tag.GetNFCMiFareTag() != null)
{
ndef = tag.GetNFCMiFareTag();
}
else if (tag.GetNFCIso7816Tag() != null)
{
ndef = tag.GetNFCIso7816Tag();
}
else if (tag.GetNFCFeliCaTag() != null)
{
ndef = tag.GetNFCFeliCaTag();
}
else
{
ndef = null;
}
return(ndef);
}
public static INFCNdefTag GetNdefTag(INFCTag tag)
{
if (tag == null /*|| !tag.Available*/)
{
return(null);
}
NFCTagType tp = (NFCTagType)tag.Type;
INFCNdefTag ndef;
if (tag.GetNFCMiFareTag() != null)
{
ndef = tag.GetNFCMiFareTag();
}
else if (tag.GetNFCIso7816Tag() != null)
{
ndef = tag.GetNFCIso7816Tag();
}
else if (tag.GetNFCFeliCaTag() != null)
{
ndef = tag.GetNFCFeliCaTag();
}
else
{
ndef = null;
}
return(ndef);
}
protected override async Task OnTagDetected(NFCTagReaderSession session, INFCTag tag)
{
if (SelectedAmiibo == null)
{
session.AlertMessage = "Select an amiibo to clone.";
return;
}
if (SelectedAmiibo != null)
{
session.AlertMessage = $"Writing {SelectedAmiibo.Metadata.Name} to this tag...";
await WriteAmiibo(session, tag.GetNFCMiFareTag(), SelectedAmiibo);
return;
}
}
public async Task <byte[]> ReadTagData(
NFCTagReaderSession session, INFCTag tag)
{
await session.ConnectToAsync(tag);
var mifare = tag.GetNFCMiFareTag();
if (mifare is null)
{
return(new byte[0]); // not a mifare tag
}
var tagData =
await mifare.DoFastRead(
from : 0x0, to : 0x86,
batchSize : 0x43
);
Debug.WriteLine(
"Tag Data:\r\n" +
Utils.HexDump(tagData, 8));
return(tagData);
}
public async Task <DetectedAmiibo> TryReadAmiibo(NFCTagReaderSession session, INFCTag tag)
{
// dump tag data
Debug.WriteLine($"Found a tag: {tag}");
// get mifare representation
var mifareTag = tag.GetNFCMiFareTag();
var identifier = mifareTag.Identifier.ToArray();
// connect w h y
await session.ConnectToAsync(tag);
// read entire tag contents
var tagData =
await mifareTag.DoFastRead(
from : 0x0, to : 0x86,
batchSize : 0x20
);
// dump tag data
Debug.WriteLine($"== Raw tag data ==\r\n" +
$"{Utils.HexDump(tagData, 16)}");
// extract character identifiers
var identificationHeader = tagData.Slice(0x15 * 4, 0x2 * 4);
var uid = identifier.String();
var game = identificationHeader.SliceStr(0, 4);
var character = identificationHeader.SliceStr(4, 4);
// print identifiers
Debug.WriteLine(
$"== Identifiers ==\r\n" +
$"Nfc Uid: {uid}\r\n" +
$"Game Id: {game}\r\n" +
$"Char Id: {character}\r\n");
// get metadata from amiibo api
session.AlertMessage = $"Looking up Amiibo...";
var lookup = await AmiiboApi.GetAmiibo(game, character);
var metadata = lookup.Amiibo.FirstOrDefault();
// dump metadata
Debug.WriteLine(
$"== Metadata : https://www.amiiboapi.com/api/ ==\r\n" +
metadata.ToJson());
// we did it!
session.AlertMessage = $"It's {metadata.Name}!";
var imageData = await new HttpClient().GetByteArrayAsync(metadata.Image);
return(new DetectedAmiibo
{
UID = uid,
CharacterId = $"{game}-{character}",
Metadata = metadata,
TagData = tagData,
ImageData = imageData,
});
}