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/*
* Copyright (C) 2022 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.internal.app;
import static android.app.admin.DevicePolicyResources.Strings.Core.RESOLVER_NO_PERSONAL_APPS;
import static android.app.admin.DevicePolicyResources.Strings.Core.RESOLVER_NO_WORK_APPS;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.app.admin.DevicePolicyEventLogger;
import android.app.admin.DevicePolicyManager;
import android.content.Context;
import android.content.pm.ResolveInfo;
import android.os.UserHandle;
import android.stats.devicepolicy.nano.DevicePolicyEnums;
import com.android.internal.app.AbstractMultiProfilePagerAdapter.EmptyState;
import com.android.internal.app.AbstractMultiProfilePagerAdapter.EmptyStateProvider;
import com.android.internal.app.AbstractMultiProfilePagerAdapter.MyUserIdProvider;
import com.android.internal.R;
import java.util.List;
/**
* Chooser/ResolverActivity empty state provider that returns empty state which is shown when
* there are no apps available.
*/
public class NoAppsAvailableEmptyStateProvider implements EmptyStateProvider {
@NonNull
private final Context mContext;
@Nullable
private final UserHandle mWorkProfileUserHandle;
@Nullable
private final UserHandle mPersonalProfileUserHandle;
@NonNull
private final String mMetricsCategory;
@NonNull
private final MyUserIdProvider mMyUserIdProvider;
public NoAppsAvailableEmptyStateProvider(Context context, UserHandle workProfileUserHandle,
UserHandle personalProfileUserHandle, String metricsCategory,
MyUserIdProvider myUserIdProvider) {
mContext = context;
mWorkProfileUserHandle = workProfileUserHandle;
mPersonalProfileUserHandle = personalProfileUserHandle;
mMetricsCategory = metricsCategory;
mMyUserIdProvider = myUserIdProvider;
}
@Nullable
@Override
@SuppressWarnings("ReferenceEquality")
public EmptyState getEmptyState(ResolverListAdapter resolverListAdapter) {
UserHandle listUserHandle = resolverListAdapter.getUserHandle();
if (mWorkProfileUserHandle != null
&& (mMyUserIdProvider.getMyUserId() == listUserHandle.getIdentifier()
|| !hasAppsInOtherProfile(resolverListAdapter))) {
String title;
if (listUserHandle == mPersonalProfileUserHandle) {
title = mContext.getSystemService(
DevicePolicyManager.class).getResources().getString(
RESOLVER_NO_PERSONAL_APPS,
() -> mContext.getString(R.string.resolver_no_personal_apps_available));
} else {
title = mContext.getSystemService(
DevicePolicyManager.class).getResources().getString(
RESOLVER_NO_WORK_APPS,
() -> mContext.getString(R.string.resolver_no_work_apps_available));
}
return new NoAppsAvailableEmptyState(
title, mMetricsCategory,
/* isPersonalProfile= */ listUserHandle == mPersonalProfileUserHandle
);
} else if (mWorkProfileUserHandle == null) {
// Return default empty state without tracking
return new DefaultEmptyState();
}
return null;
}
private boolean hasAppsInOtherProfile(ResolverListAdapter adapter) {
if (mWorkProfileUserHandle == null) {
return false;
}
List<ResolverActivity.ResolvedComponentInfo> resolversForIntent =
adapter.getResolversForUser(UserHandle.of(mMyUserIdProvider.getMyUserId()));
for (ResolverActivity.ResolvedComponentInfo info : resolversForIntent) {
ResolveInfo resolveInfo = info.getResolveInfoAt(0);
if (resolveInfo.targetUserId != UserHandle.USER_CURRENT) {
return true;
}
}
return false;
}
public static class DefaultEmptyState implements EmptyState {
@Override
public boolean useDefaultEmptyView() {
return true;
}
}
public static class NoAppsAvailableEmptyState implements EmptyState {
@NonNull
private String mTitle;
@NonNull
private String mMetricsCategory;
private boolean mIsPersonalProfile;
public NoAppsAvailableEmptyState(String title, String metricsCategory,
boolean isPersonalProfile) {
mTitle = title;
mMetricsCategory = metricsCategory;
mIsPersonalProfile = isPersonalProfile;
}
@Nullable
@Override
public String getTitle() {
return mTitle;
}
@Override
public void onEmptyStateShown() {
DevicePolicyEventLogger.createEvent(
DevicePolicyEnums.RESOLVER_EMPTY_STATE_NO_APPS_RESOLVED)
.setStrings(mMetricsCategory)
.setBoolean(/*isPersonalProfile*/ mIsPersonalProfile)
.write();
}
}
}
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