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package io.coinos;
import com.getcapacitor.BridgeActivity;
import com.getcapacitor.Bridge;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.os.Parcelable;
import android.webkit.CookieManager;
import android.webkit.WebView;
import android.nfc.NdefMessage;
import android.nfc.NdefRecord;
import android.nfc.NfcAdapter;
import java.nio.charset.Charset;
import java.util.Arrays;
public class MainActivity extends BridgeActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
WebView webView = bridge.getWebView();
CookieManager cookieManager = CookieManager.getInstance();
cookieManager.setAcceptCookie(true);
webView.getSettings().setJavaScriptEnabled(true);
webView.getSettings().setDomStorageEnabled(true);
handleIntent(getIntent());
}
@Override
public void onNewIntent(Intent intent) {
super.onNewIntent(intent);
setIntent(intent);
handleIntent(intent);
}
private void handleIntent(Intent intent) {
if (intent == null) return;
String action = intent.getAction();
Uri data = null;
if (Intent.ACTION_VIEW.equals(action)) {
data = intent.getData();
} else if ("android.nfc.action.NDEF_DISCOVERED".equals(action)) {
Parcelable[] rawMsgs = intent.getParcelableArrayExtra(NfcAdapter.EXTRA_NDEF_MESSAGES);
if (rawMsgs != null && rawMsgs.length > 0) {
NdefMessage ndefMessage = (NdefMessage) rawMsgs[0];
for (NdefRecord record : ndefMessage.getRecords()) {
if (record.getTnf() == NdefRecord.TNF_WELL_KNOWN &&
Arrays.equals(record.getType(), NdefRecord.RTD_URI)) {
byte[] payload = record.getPayload();
byte prefix = payload[0];
String uriPrefix = resolveUriPrefix(prefix);
String uriBody = new String(Arrays.copyOfRange(payload, 1, payload.length), Charset.forName("UTF-8"));
data = Uri.parse(uriPrefix + uriBody);
break;
}
}
}
}
if (data != null) {
String url = data.toString();
Bridge bridge = getBridge();
if (bridge != null) {
String encodedUrl = Uri.encode(url);
String destinationUrl = "https://coinos.io/send/" + encodedUrl;
bridge.getWebView().post(() -> {
bridge.getWebView().loadUrl(destinationUrl);
});
}
}
}
private String resolveUriPrefix(byte prefix) {
switch (prefix) {
case 0x00: return "";
case 0x01: return "http://www.";
case 0x02: return "https://www.";
case 0x03: return "http://";
case 0x04: return "https://";
case 0x05: return "tel:";
case 0x06: return "mailto:";
case 0x07: return "ftp://anonymous:anonymous@";
case 0x08: return "ftp://ftp.";
case 0x09: return "ftps://";
case 0x0A: return "sftp://";
case 0x0B: return "smb://";
case 0x0C: return "nfs://";
case 0x0D: return "ftp://";
case 0x0E: return "dav://";
case 0x0F: return "news:";
case 0x10: return "telnet://";
case 0x11: return "imap:";
case 0x12: return "rtsp://";
case 0x13: return "urn:";
case 0x14: return "pop:";
case 0x15: return "sip:";
case 0x16: return "sips:";
case 0x17: return "tftp:";
case 0x18: return "btspp://";
case 0x19: return "btl2cap://";
case 0x1A: return "btgoep://";
case 0x1B: return "tcpobex://";
case 0x1C: return "irdaobex://";
case 0x1D: return "file://";
case 0x1E: return "urn:epc:id:";
case 0x1F: return "urn:epc:tag:";
case 0x20: return "urn:epc:pat:";
case 0x21: return "urn:epc:raw:";
case 0x22: return "urn:epc:";
case 0x23: return "urn:nfc:";
default: return "";
}
}
@Override
public void onPause() {
super.onPause();
CookieManager.getInstance().flush();
}
@Override
public void onBackPressed() {
WebView webView = getBridge().getWebView();
if (webView.canGoBack()) {
webView.goBack();
} else {
super.onBackPressed();
}
}
}
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