Merge Tap & Pay settings entries with NFC

Bug: 142231537
Test: make -j42 RunSettingsRoboTests
Change-Id: I54ea0cdf711f2c381f5bba8575fc22bd6329f3c6

src/com/android/settings/connecteddevice/NfcAndPaymentFragmentController.java

@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.connecteddevice;
+
+import android.content.Context;
+import android.content.pm.PackageManager;
+import android.nfc.NfcAdapter;
+import android.os.UserManager;
+
+import com.android.settings.R;
+import com.android.settings.core.BasePreferenceController;
+
+/**
+ * Controller that used to show NFC and payment features
+ */
+public class NfcAndPaymentFragmentController extends BasePreferenceController {
+    private final NfcAdapter mNfcAdapter;
+    private final PackageManager mPackageManager;
+    private final UserManager mUserManager;
+
+    public NfcAndPaymentFragmentController(Context context, String preferenceKey) {
+        super(context, preferenceKey);
+
+        mPackageManager = context.getPackageManager();
+        mUserManager = context.getSystemService(UserManager.class);
+        mNfcAdapter = NfcAdapter.getDefaultAdapter(context);
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        if (!mPackageManager.hasSystemFeature(PackageManager.FEATURE_NFC)
+                || !mPackageManager.hasSystemFeature(
+                PackageManager.FEATURE_NFC_HOST_CARD_EMULATION)) {
+            return UNSUPPORTED_ON_DEVICE;
+        }
+        if (!mUserManager.isAdminUser()) {
+            return DISABLED_FOR_USER;
+        }
+        return AVAILABLE;
+    }
+
+    @Override
+    public CharSequence getSummary() {
+        if (mNfcAdapter != null) {
+            if (mNfcAdapter.isEnabled()) {
+                return mContext.getText(R.string.switch_on_text);
+            } else {
+                return mContext.getText(R.string.switch_off_text);
+            }
+        }
+        return null;
+    }
+}