/*
 * 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.systemui.unfold

import com.android.internal.util.FrameworkStatsLog

/** Logs fold state changes. */
class FoldStateLogger(private val foldStateLoggingProvider: FoldStateLoggingProvider) :
    FoldStateLoggingProvider.FoldStateLoggingListener {

    fun init() {
        foldStateLoggingProvider.addCallback(this)
    }

    override fun onFoldUpdate(foldStateUpdate: FoldStateChange) {
        FrameworkStatsLog.write(
            FrameworkStatsLog.FOLD_STATE_DURATION_REPORTED,
            foldStateUpdate.previous,
            foldStateUpdate.current,
            foldStateUpdate.dtMillis)
    }
}