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/*
* Copyright (C) 2021 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.tv.settings.util;
import android.app.slice.SliceManager;
import android.content.ContentProviderClient;
import android.content.Context;
import android.net.Uri;
import android.util.Log;
import java.util.Collection;
/** Utility class for slice **/
public final class SliceUtils {
private static final String TAG = "SliceUtils";
public static final String PATH_SLICE_FRAGMENT =
"com.android.tv.twopanelsettings.slices.SliceFragment";
/**
* Check if slice provider exists.
*/
public static boolean isSliceProviderValid(Context context, String uri) {
if (uri == null) {
return false;
}
ContentProviderClient client =
context.getContentResolver().acquireContentProviderClient(Uri.parse(uri));
if (client != null) {
client.close();
return true;
} else {
return false;
}
}
/**
* Checks if the slice is enabled
*
* @param context Current context of the app
* @param uri Settings slice uri
* @param topLevelSettingsSliceUri Top level settings slice uri, if null, use provided uri to
* deduce top level settings slice uri.
* @return returns true if slice is enabled, false otherwise
*/
public static boolean isSettingsSliceEnabled(Context context, String uri,
String topLevelSettingsSliceUri) {
if (uri == null) {
return false;
}
final SliceManager sliceManager = context.getSystemService(SliceManager.class);
if (sliceManager == null) {
return false;
}
try {
Uri topLevelSettingsSlice = topLevelSettingsSliceUri == null
? Uri.parse(uri).buildUpon().path("/").build()
: Uri.parse(ResourcesUtil.getString(context, topLevelSettingsSliceUri));
final Collection<Uri> enabledSlicesUri = sliceManager
.getSliceDescendants(topLevelSettingsSlice);
if (enabledSlicesUri != null) {
for (final Uri sliceUri : enabledSlicesUri) {
Log.i(TAG, "Enabled slice: " + sliceUri);
if (sliceUri.toString().equals(uri)) {
return true;
}
}
}
} catch (NullPointerException nullPointerException) {
Log.e(TAG, "Unable to get slice descendants", nullPointerException);
}
return false;
}
}
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