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/*
* Copyright (C) 2017 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.slices;
import android.content.ContentValues;
import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import androidx.annotation.VisibleForTesting;
import android.util.Log;
import com.android.settings.dashboard.DashboardFragment;
import com.android.settings.core.BasePreferenceController;
import com.android.settings.overlay.FeatureFactory;
import com.android.settings.slices.SlicesDatabaseHelper.IndexColumns;
import com.android.settings.slices.SlicesDatabaseHelper.Tables;
import java.util.List;
/**
* Manages the conversion of {@link DashboardFragment} and {@link BasePreferenceController} to
* indexable data {@link SliceData} to be stored for Slices.
*/
class SlicesIndexer implements Runnable {
private static final String TAG = "SlicesIndexer";
private Context mContext;
private SlicesDatabaseHelper mHelper;
public SlicesIndexer(Context context) {
mContext = context;
mHelper = SlicesDatabaseHelper.getInstance(mContext);
}
/**
* Asynchronously index slice data from {@link #indexSliceData()}.
*/
@Override
public void run() {
indexSliceData();
}
/**
* Synchronously takes data obtained from {@link SliceDataConverter} and indexes it into a
* SQLite database
*/
protected void indexSliceData() {
if (mHelper.isSliceDataIndexed()) {
Log.d(TAG, "Slices already indexed - returning.");
return;
}
SQLiteDatabase database = mHelper.getWritableDatabase();
try {
long startTime = System.currentTimeMillis();
database.beginTransaction();
mHelper.reconstruct(mHelper.getWritableDatabase());
List<SliceData> indexData = getSliceData();
insertSliceData(database, indexData);
mHelper.setIndexedState();
// TODO (b/71503044) Log indexing time.
Log.d(TAG,
"Indexing slices database took: " + (System.currentTimeMillis() - startTime));
database.setTransactionSuccessful();
} finally {
database.endTransaction();
}
}
@VisibleForTesting
List<SliceData> getSliceData() {
return FeatureFactory.getFactory(mContext)
.getSlicesFeatureProvider()
.getSliceDataConverter(mContext)
.getSliceData();
}
@VisibleForTesting
void insertSliceData(SQLiteDatabase database, List<SliceData> indexData) {
ContentValues values;
for (SliceData dataRow : indexData) {
values = new ContentValues();
values.put(IndexColumns.KEY, dataRow.getKey());
values.put(IndexColumns.TITLE, dataRow.getTitle());
values.put(IndexColumns.SUMMARY, dataRow.getSummary());
values.put(IndexColumns.SCREENTITLE, dataRow.getScreenTitle().toString());
values.put(IndexColumns.ICON_RESOURCE, dataRow.getIconResource());
values.put(IndexColumns.FRAGMENT, dataRow.getFragmentClassName());
values.put(IndexColumns.CONTROLLER, dataRow.getPreferenceController());
values.put(IndexColumns.PLATFORM_SLICE, dataRow.isPlatformDefined());
values.put(IndexColumns.SLICE_TYPE, dataRow.getSliceType());
database.replaceOrThrow(Tables.TABLE_SLICES_INDEX, null /* nullColumnHack */,
values);
}
}
}
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