Updated on 2026-08-14

app/src/main/java/com/tangem/data/fingerprint/ConfirmWithFingerprintTask.java

@@ -0,0 +1,61 @@
+package com.tangem.data.fingerprint;
+
+import android.os.AsyncTask;
+import android.widget.Toast;
+
+import com.tangem.presentation.activity.PinSaveActivity;
+import com.tangem.wallet.R;
+
+import java.lang.ref.WeakReference;
+
+import javax.crypto.Cipher;
+
+public class ConfirmWithFingerprintTask extends AsyncTask<Void, Void, Boolean> {
+    private WeakReference<PinSaveActivity> reference;
+
+    public ConfirmWithFingerprintTask(PinSaveActivity context) {
+        reference = new WeakReference<>(context);
+
+        reference.get().setFingerprintHelper(new FingerprintHelper(reference.get()));
+    }
+
+    @Override
+    protected Boolean doInBackground(Void... params) {
+        PinSaveActivity pinSaveActivity = reference.get();
+
+        if (!pinSaveActivity.getKeyStore())
+            return false;
+
+        if (!pinSaveActivity.createNewKey(false))
+            return false;
+
+        if (!pinSaveActivity.getCipher())
+            return false;
+
+        return pinSaveActivity.initCipher(Cipher.ENCRYPT_MODE) && pinSaveActivity.initCryptObject();
+
+    }
+
+    @Override
+    protected void onPostExecute(final Boolean success) {
+        PinSaveActivity pinSaveActivity = reference.get();
+
+        onCancelled();
+
+        if (!success) {
+            Toast.makeText(pinSaveActivity, R.string.pin_save_fail, Toast.LENGTH_LONG).show();
+        } else {
+            pinSaveActivity.getFingerprintHelper().startAuth(pinSaveActivity.getFingerprintManager(), pinSaveActivity.getCryptoObject());
+        }
+    }
+
+    @Override
+    protected void onCancelled() {
+        PinSaveActivity pinSaveActivity = reference.get();
+
+        if (pinSaveActivity.getDFingerPrintConfirmation() != null) {
+            pinSaveActivity.getDFingerPrintConfirmation().cancel();
+        }
+    }
+
+}