/*
 * Copyright (C) 2016 IRA-Team
 *
 * 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.irateam.vkplayer.adapter

import java.util.*

interface SortMode<out V> {

	fun start()

	fun sort(comparators: Pair<Comparator<in V>, Comparator<in V>>)

	fun move(from: Int, to: Int)

	fun commit()

	fun revert()

	fun isSortMode(): Boolean

	interface Listener<V> {

		fun onStart()

		fun onMove(from: Int, to: Int, newList: List<V>)

		fun onCommit()

		fun onRevert()

		fun getAudiosToSort(): List<V>
	}
}