Add NFC Panel

NFC Panel only shows the NFC setting slice, for now.

Title is "NFC", and See More takes you to the Advanced Device Connectivity
page.

Possibly use cases would be for apps that need to enable NFC for their
peripheral, or accessory.

Test: Manual App
Test: robotest
Change-Id: I8538fd0e4501fb83672418591616f28bf2436645
Fixes: 120142616

AndroidManifest.xml

@@ -2978,6 +2978,10 @@
                     <action android:name="android.settings.panel.action.VOLUME" />
                     <category android:name="android.intent.category.DEFAULT" />
                 </intent-filter>
+                <intent-filter>
+                    <action android:name="android.settings.panel.action.NFC" />
+                    <category android:name="android.intent.category.DEFAULT" />
+                </intent-filter>
         </activity>
 
         <provider android:name=".slices.SettingsSliceProvider"

src/com/android/settings/panel/NfcPanel.java

@@ -0,0 +1,53 @@
+package com.android.settings.panel;
+
+import android.app.settings.SettingsEnums;
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+
+import com.android.settings.R;
+import com.android.settings.SubSettings;
+import com.android.settings.connecteddevice.AdvancedConnectedDeviceDashboardFragment;
+import com.android.settings.slices.CustomSliceRegistry;
+import com.android.settings.slices.SliceBuilderUtils;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class NfcPanel implements PanelContent {
+
+    private final Context mContext;
+
+    public static NfcPanel create(Context context) {
+        return new NfcPanel(context);
+    }
+
+    private NfcPanel(Context context) {
+        mContext = context.getApplicationContext();
+    }
+
+    @Override
+    public CharSequence getTitle() {
+        return mContext.getText(R.string.nfc_quick_toggle_title);
+    }
+
+    @Override
+    public List<Uri> getSlices() {
+        final List<Uri> uris = new ArrayList<>();
+        uris.add(CustomSliceRegistry.NFC_SLICE_URI);
+        return uris;
+    }
+
+    @Override
+    public Intent getSeeMoreIntent() {
+        final String screenTitle =
+                mContext.getText(R.string.connected_device_connections_title).toString();
+        Intent intent = SliceBuilderUtils.buildSearchResultPageIntent(mContext,
+                AdvancedConnectedDeviceDashboardFragment.class.getName(),
+                null /* key */,
+                screenTitle,
+                SettingsEnums.SETTINGS_CONNECTED_DEVICE_CATEGORY);
+        intent.setClassName(mContext.getPackageName(), SubSettings.class.getName());
+        return intent;
+    }
+}

src/com/android/settings/panel/PanelFeatureProviderImpl.java

@@ -28,6 +28,8 @@ public class PanelFeatureProviderImpl implements PanelFeatureProvider {
                 return InternetConnectivityPanel.create(context);
             case Settings.Panel.ACTION_VOLUME:
                 return VolumePanel.create(context);
+            case Settings.Panel.ACTION_NFC:
+                return NfcPanel.create(context);
         }
 
         throw new IllegalStateException("No matching panel for: "  + panelType);

src/com/android/settings/slices/CustomSliceRegistry.java

@@ -154,6 +154,15 @@ public class CustomSliceRegistry {
             .appendEncodedPath(SettingsSlicesContract.PATH_SETTING_INTENT)
             .appendPath("low_storage")
             .build();
+    /**
+     * Backing Uri for NFC Slice
+     */
+    public static final Uri NFC_SLICE_URI = new Uri.Builder()
+            .scheme(ContentResolver.SCHEME_CONTENT)
+            .authority(SettingsSliceProvider.SLICE_AUTHORITY)
+            .appendPath(SettingsSlicesContract.PATH_SETTING_ACTION)
+            .appendPath("toggle_nfc")
+            .build();
     /**
      * Backing Uri for Notification channel Slice.
      */

tests/robotests/src/com/android/settings/panel/NfcPanelTest.java

@@ -0,0 +1,40 @@
+package com.android.settings.panel;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.net.Uri;
+
+import com.android.settings.slices.CustomSliceRegistry;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+
+
+import java.util.List;
+
+@RunWith(RobolectricTestRunner.class)
+public class NfcPanelTest {
+
+    private NfcPanel mPanel;
+
+    @Before
+    public void setUp() {
+        mPanel = NfcPanel.create(RuntimeEnvironment.application);
+    }
+
+    @Test
+    public void getSlices_containsNecessarySlices() {
+        final List<Uri> uris = mPanel.getSlices();
+
+        assertThat(uris).containsExactly(
+                CustomSliceRegistry.NFC_SLICE_URI);
+    }
+
+    @Test
+    public void getSeeMoreIntent_notNull() {
+        assertThat(mPanel.getSeeMoreIntent()).isNotNull();
+    }
+}