1/*
2 * Copyright (C) 2015 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 */
16
17package com.android.messaging.datamodel.action;
18
19import android.content.ContentValues;
20import android.os.Parcel;
21import android.os.Parcelable;
22
23import com.android.messaging.datamodel.BugleDatabaseOperations;
24import com.android.messaging.datamodel.DataModel;
25import com.android.messaging.datamodel.DatabaseHelper;
26import com.android.messaging.datamodel.DatabaseWrapper;
27import com.android.messaging.datamodel.DatabaseHelper.PartColumns;
28import com.android.messaging.util.Assert;
29
30/**
31 * Action used to update size fields of a single part
32 */
33public class UpdateMessagePartSizeAction extends Action implements Parcelable {
34    /**
35     * Update size of part
36     */
37    public static void updateSize(final String partId, final int width, final int height) {
38        Assert.notNull(partId);
39        Assert.inRange(width, 0, Integer.MAX_VALUE);
40        Assert.inRange(height, 0, Integer.MAX_VALUE);
41
42        final UpdateMessagePartSizeAction action = new UpdateMessagePartSizeAction(
43                partId, width, height);
44        action.start();
45    }
46
47    private static final String KEY_PART_ID = "part_id";
48    private static final String KEY_WIDTH = "width";
49    private static final String KEY_HEIGHT = "height";
50
51    private UpdateMessagePartSizeAction(final String partId, final int width, final int height) {
52        actionParameters.putString(KEY_PART_ID, partId);
53        actionParameters.putInt(KEY_WIDTH, width);
54        actionParameters.putInt(KEY_HEIGHT, height);
55    }
56
57    @Override
58    protected Object executeAction() {
59        final String partId = actionParameters.getString(KEY_PART_ID);
60        final int width = actionParameters.getInt(KEY_WIDTH);
61        final int height = actionParameters.getInt(KEY_HEIGHT);
62
63        final DatabaseWrapper db = DataModel.get().getDatabase();
64        db.beginTransaction();
65        try {
66            final ContentValues values = new ContentValues();
67
68            values.put(PartColumns.WIDTH, width);
69            values.put(PartColumns.HEIGHT, height);
70
71            // Part may have been deleted so allow update to fail without asserting
72            BugleDatabaseOperations.updateRowIfExists(db, DatabaseHelper.PARTS_TABLE,
73                    PartColumns._ID, partId, values);
74
75            db.setTransactionSuccessful();
76        } finally {
77            db.endTransaction();
78        }
79        return null;
80    }
81
82    private UpdateMessagePartSizeAction(final Parcel in) {
83        super(in);
84    }
85
86    public static final Parcelable.Creator<UpdateMessagePartSizeAction> CREATOR
87            = new Parcelable.Creator<UpdateMessagePartSizeAction>() {
88        @Override
89        public UpdateMessagePartSizeAction createFromParcel(final Parcel in) {
90            return new UpdateMessagePartSizeAction(in);
91        }
92
93        @Override
94        public UpdateMessagePartSizeAction[] newArray(final int size) {
95            return new UpdateMessagePartSizeAction[size];
96        }
97    };
98
99    @Override
100    public void writeToParcel(final Parcel parcel, final int flags) {
101        writeActionToParcel(parcel, flags);
102    }
103}
104