Convert BundleEntry to Kotlin

/*

 * Copyright (C) 2025 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.systemui.statusbar.notification.collection;

import static android.app.NotificationChannel.NEWS_ID;

import static android.app.NotificationChannel.PROMOTIONS_ID;

import static android.app.NotificationChannel.RECS_ID;

import static android.app.NotificationChannel.SOCIAL_MEDIA_ID;

import android.app.Notification;

import android.content.Context;

import android.os.Build;

import android.service.notification.StatusBarNotification;

import androidx.annotation.NonNull;

import androidx.annotation.Nullable;

import androidx.annotation.VisibleForTesting;

import com.android.systemui.statusbar.notification.icon.IconPack;

import com.android.systemui.statusbar.notification.collection.listbuilder.NotifSection;

import com.android.systemui.statusbar.notification.row.ExpandableNotificationRow;

import java.util.ArrayList;

import java.util.Collections;

import java.util.List;

import kotlinx.coroutines.flow.MutableStateFlow;

import kotlinx.coroutines.flow.StateFlow;

import kotlinx.coroutines.flow.StateFlowKt;

/**

 * Class to represent notifications bundled by classification.

 */

public class BundleEntry extends PipelineEntry {

    // TODO(b/394483200): move NotificationEntry's implementation to PipelineEntry?

    private final MutableStateFlow<Boolean> mSensitive = StateFlowKt.MutableStateFlow(false);

    // TODO (b/389839319): implement the row

    private ExpandableNotificationRow mRow;

    private final List<ListEntry> mChildren = new ArrayList<>();

    private final List<ListEntry> mUnmodifiableChildren = Collections.unmodifiableList(mChildren);

    public BundleEntry(String key) {

        super(key);

    }

    void addChild(ListEntry child) {

        mChildren.add(child);

    }

    @NonNull

    public List<ListEntry> getChildren() {

        return mUnmodifiableChildren;

    }

    void clearChildren() {

        mChildren.clear();

    }

    /**

     * @return Null because bundles do not have an associated NotificationEntry.

     */

    @Nullable

    @Override

    public NotificationEntry getRepresentativeEntry() {

        return null;

    }

    @Nullable

    @Override

    public PipelineEntry getParent() {

        return null;

    }

    @Override

    public boolean wasAttachedInPreviousPass() {

        return false;

    }

    @Nullable

    public ExpandableNotificationRow getRow() {

        return mRow;

    }

    public static final List<BundleEntry> ROOT_BUNDLES = List.of(

            new BundleEntry(PROMOTIONS_ID),

            new BundleEntry(SOCIAL_MEDIA_ID),

            new BundleEntry(NEWS_ID),

            new BundleEntry(RECS_ID));

    public MutableStateFlow<Boolean> isSensitive() {

        return mSensitive;

    }

}

/*

 * Copyright (C) 2025 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.systemui.statusbar.notification.collection

import android.app.NotificationChannel

import com.android.systemui.statusbar.notification.row.ExpandableNotificationRow

import java.util.Collections

import kotlinx.coroutines.flow.MutableStateFlow

/** Class to represent notifications bundled by classification. */

class BundleEntry(key: String) : PipelineEntry(key) {

    // TODO(b/394483200): move NotificationEntry's implementation to PipelineEntry?

    val isSensitive: MutableStateFlow<Boolean> = MutableStateFlow(false)

    // TODO (b/389839319): implement the row

    val row: ExpandableNotificationRow? = null

    private val _children: MutableList<ListEntry> = ArrayList()

    val children: List<ListEntry> = Collections.unmodifiableList(_children)

    fun addChild(child: ListEntry) {

        _children.add(child)

    }

    fun clearChildren() {

        _children.clear()

    }

    /** @return Null because bundles do not have an associated NotificationEntry. */

    override fun getRepresentativeEntry(): NotificationEntry? {

        return null

    }

    override fun getParent(): PipelineEntry? {

        return null

    }

    override fun wasAttachedInPreviousPass(): Boolean {

        return false

    }

    companion object {

        val ROOT_BUNDLES: List<BundleEntry> =

            listOf(

                BundleEntry(NotificationChannel.PROMOTIONS_ID),

                BundleEntry(NotificationChannel.SOCIAL_MEDIA_ID),

                BundleEntry(NotificationChannel.NEWS_ID),

                BundleEntry(NotificationChannel.RECS_ID),

            )

    }

}