1/*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License
15 */
16package com.android.dialer.calllog.database;
17
18import android.content.ContentProviderOperation;
19import android.content.ContentUris;
20import android.content.ContentValues;
21import android.content.Context;
22import android.content.OperationApplicationException;
23import android.os.RemoteException;
24import android.support.annotation.WorkerThread;
25import android.text.TextUtils;
26import com.android.dialer.calllog.database.contract.AnnotatedCallLogContract;
27import com.android.dialer.calllog.database.contract.AnnotatedCallLogContract.AnnotatedCallLog;
28import com.android.dialer.calllog.datasources.CallLogMutations;
29import com.android.dialer.common.Assert;
30import com.android.dialer.common.LogUtil;
31import java.util.ArrayList;
32import java.util.Arrays;
33import java.util.Map.Entry;
34import javax.inject.Inject;
35
36/** Applies {@link CallLogMutations} to the annotated call log. */
37public class MutationApplier {
38
39  @Inject
40  MutationApplier() {}
41
42  /** Applies the provided {@link CallLogMutations} to the annotated call log. */
43  @WorkerThread
44  public void applyToDatabase(CallLogMutations mutations, Context appContext)
45      throws RemoteException, OperationApplicationException {
46    Assert.isWorkerThread();
47
48    if (mutations.isEmpty()) {
49      return;
50    }
51
52    ArrayList<ContentProviderOperation> operations = new ArrayList<>();
53
54    if (!mutations.getInserts().isEmpty()) {
55      LogUtil.i(
56          "CallLogMutations.applyToDatabase", "inserting %d rows", mutations.getInserts().size());
57      for (Entry<Long, ContentValues> entry : mutations.getInserts().entrySet()) {
58        long id = entry.getKey();
59        ContentValues contentValues = entry.getValue();
60        operations.add(
61            ContentProviderOperation.newInsert(
62                    ContentUris.withAppendedId(AnnotatedCallLog.CONTENT_URI, id))
63                .withValues(contentValues)
64                .build());
65      }
66    }
67
68    if (!mutations.getUpdates().isEmpty()) {
69      LogUtil.i(
70          "CallLogMutations.applyToDatabase", "updating %d rows", mutations.getUpdates().size());
71      for (Entry<Long, ContentValues> entry : mutations.getUpdates().entrySet()) {
72        long id = entry.getKey();
73        ContentValues contentValues = entry.getValue();
74        operations.add(
75            ContentProviderOperation.newUpdate(
76                    ContentUris.withAppendedId(AnnotatedCallLog.CONTENT_URI, id))
77                .withValues(contentValues)
78                .build());
79      }
80    }
81
82    if (!mutations.getDeletes().isEmpty()) {
83      LogUtil.i(
84          "CallLogMutations.applyToDatabase", "deleting %d rows", mutations.getDeletes().size());
85      String[] questionMarks = new String[mutations.getDeletes().size()];
86      Arrays.fill(questionMarks, "?");
87
88      String whereClause =
89          (AnnotatedCallLog._ID + " in (") + TextUtils.join(",", questionMarks) + ")";
90
91      String[] whereArgs = new String[mutations.getDeletes().size()];
92      int i = 0;
93      for (long id : mutations.getDeletes()) {
94        whereArgs[i++] = String.valueOf(id);
95      }
96
97      operations.add(
98          ContentProviderOperation.newDelete(AnnotatedCallLog.CONTENT_URI)
99              .withSelection(whereClause, whereArgs)
100              .build());
101    }
102
103    appContext.getContentResolver().applyBatch(AnnotatedCallLogContract.AUTHORITY, operations);
104  }
105}
106