/*
 * Copyright (C) 2021 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.unfold

import com.android.systemui.unfold.UnfoldTransitionProgressProvider.TransitionProgressListener
import com.android.systemui.unfold.updates.FoldProvider
import com.android.wm.shell.unfold.ShellUnfoldProgressProvider
import com.android.wm.shell.unfold.ShellUnfoldProgressProvider.UnfoldListener
import java.util.concurrent.Executor

class UnfoldProgressProvider(private val unfoldProgressProvider: UnfoldTransitionProgressProvider,
        private val foldProvider: FoldProvider) :
    ShellUnfoldProgressProvider {

    override fun addListener(executor: Executor, listener: UnfoldListener) {
        unfoldProgressProvider.addCallback(
            object : TransitionProgressListener {
                override fun onTransitionStarted() {
                    executor.execute { listener.onStateChangeStarted() }
                }

                override fun onTransitionProgress(progress: Float) {
                    executor.execute { listener.onStateChangeProgress(progress) }
                }

                override fun onTransitionFinished() {
                    executor.execute { listener.onStateChangeFinished() }
                }
            })

        foldProvider.registerCallback(object : FoldProvider.FoldCallback {
            override fun onFoldUpdated(isFolded: Boolean) {
                listener.onFoldStateChanged(isFolded)
            }
        }, executor)
    }
}