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 */
16
17package com.android.incallui.disconnectdialog;
18
19import android.app.AlertDialog;
20import android.app.Dialog;
21import android.content.Context;
22import android.content.DialogInterface.OnClickListener;
23import android.content.Intent;
24import android.support.annotation.NonNull;
25import android.telecom.DisconnectCause;
26import android.util.Pair;
27import com.android.dialer.common.Assert;
28import com.android.dialer.common.LogUtil;
29import com.android.incallui.call.DialerCall;
30
31/** Prompts the user to enable Wi-Fi calling. */
32public class EnableWifiCallingPrompt implements DisconnectDialog {
33  // This is a hidden constant in android.telecom.DisconnectCause. Telecom sets this as a disconnect
34  // reason if it wants us to prompt the user to enable Wi-Fi calling. In Android-O we might
35  // consider using a more explicit way to signal this.
36  private static final String REASON_WIFI_ON_BUT_WFC_OFF = "REASON_WIFI_ON_BUT_WFC_OFF";
37  private static final String ACTION_WIFI_CALLING_SETTINGS =
38      "android.settings.WIFI_CALLING_SETTINGS";
39  private static final String ANDROID_SETTINGS_PACKAGE = "com.android.settings";
40
41  @Override
42  public boolean shouldShow(DisconnectCause disconnectCause) {
43    String reason = disconnectCause.getReason();
44    if (reason != null && reason.startsWith(REASON_WIFI_ON_BUT_WFC_OFF)) {
45      LogUtil.i(
46          "EnableWifiCallingPrompt.shouldShowPrompt",
47          "showing prompt for disconnect cause: %s",
48          reason);
49      return true;
50    }
51    return false;
52  }
53
54  @Override
55  public Pair<Dialog, CharSequence> createDialog(final @NonNull Context context, DialerCall call) {
56    Assert.isNotNull(context);
57    DisconnectCause cause = call.getDisconnectCause();
58    CharSequence message = cause.getDescription();
59    Dialog dialog =
60        new AlertDialog.Builder(context)
61            .setMessage(message)
62            .setPositiveButton(
63                R.string.incall_enable_wifi_calling_button,
64                (OnClickListener) (dialog1, which) -> openWifiCallingSettings(context))
65            .setNegativeButton(android.R.string.cancel, null)
66            .create();
67    return new Pair<>(dialog, message);
68  }
69
70  private static void openWifiCallingSettings(@NonNull Context context) {
71    LogUtil.i("EnableWifiCallingPrompt.openWifiCallingSettings", "opening settings");
72    context.startActivity(
73        new Intent(ACTION_WIFI_CALLING_SETTINGS).setPackage(ANDROID_SETTINGS_PACKAGE));
74  }
75}
76