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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.dialer.phonelookup;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import com.android.dialer.phonelookup.PhoneLookupInfo.Cp2Info.Cp2ContactInfo;
/**
* Prioritizes information from a {@link PhoneLookupInfo}.
*
* <p>For example, a single {@link PhoneLookupInfo} may contain different name information from many
* different {@link PhoneLookup} sources. This class defines the rules for deciding which name
* should be selected for display to the user, by prioritizing the data from some {@link PhoneLookup
* PhoneLookups} over others.
*
* <p>Note that the logic in this class may be highly coupled with the logic in {@code
* CompositePhoneLookup}, because {@code CompositePhoneLookup} may also include prioritization logic
* for short-circuiting low-priority {@link PhoneLookup PhoneLookups}.
*/
public final class PhoneLookupSelector {
/**
* Select the name associated with this number. Examples of this are a local contact's name or a
* business name received from caller ID.
*/
@NonNull
public static String selectName(PhoneLookupInfo phoneLookupInfo) {
Cp2ContactInfo firstLocalContact = firstLocalContact(phoneLookupInfo);
if (firstLocalContact != null) {
String name = firstLocalContact.getName();
if (!name.isEmpty()) {
return firstLocalContact.getName();
}
}
return "";
}
/** Select the photo URI associated with this number. */
@NonNull
public static String selectPhotoUri(PhoneLookupInfo phoneLookupInfo) {
Cp2ContactInfo firstLocalContact = firstLocalContact(phoneLookupInfo);
if (firstLocalContact != null) {
String photoUri = firstLocalContact.getPhotoUri();
if (!photoUri.isEmpty()) {
return photoUri;
}
}
return "";
}
/** Select the photo ID associated with this number, or 0 if there is none. */
public static long selectPhotoId(PhoneLookupInfo phoneLookupInfo) {
Cp2ContactInfo firstLocalContact = firstLocalContact(phoneLookupInfo);
if (firstLocalContact != null) {
long photoId = firstLocalContact.getPhotoId();
if (photoId > 0) {
return photoId;
}
}
return 0;
}
/** Select the lookup URI associated with this number. */
@NonNull
public static String selectLookupUri(PhoneLookupInfo phoneLookupInfo) {
Cp2ContactInfo firstLocalContact = firstLocalContact(phoneLookupInfo);
if (firstLocalContact != null) {
String lookupUri = firstLocalContact.getLookupUri();
if (!lookupUri.isEmpty()) {
return lookupUri;
}
}
return "";
}
/**
* A localized string representing the number type such as "Home" or "Mobile", or a custom value
* set by the user.
*/
@NonNull
public static String selectNumberLabel(PhoneLookupInfo phoneLookupInfo) {
Cp2ContactInfo firstLocalContact = firstLocalContact(phoneLookupInfo);
if (firstLocalContact != null) {
String label = firstLocalContact.getLabel();
if (!label.isEmpty()) {
return label;
}
}
return "";
}
/**
* Arbitrarily select the first contact. In the future, it may make sense to display contact
* information from all contacts with the same number (for example show the name as "Mom, Dad" or
* show a synthesized photo containing photos of both "Mom" and "Dad").
*/
@Nullable
private static Cp2ContactInfo firstLocalContact(PhoneLookupInfo phoneLookupInfo) {
if (phoneLookupInfo.getCp2Info().getCp2ContactInfoCount() > 0) {
return phoneLookupInfo.getCp2Info().getCp2ContactInfo(0);
}
return null;
}
}
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