libraries/flicker/src/android/tools/common/traces/view/ViewTrace.kt

/*
 * Copyright (C) 2023 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 android.tools.common.traces.view

import android.tools.common.ITrace
import android.tools.common.Timestamp

/**
 * Contains a collection of parsed View trace entries and for a window entry.
 *
 * Each entry is parsed into a list of [ViewFrame] objects.
 *
 * This is a generic object that is reused by both Flicker and Winscope and cannot access internal
 * Java/Android functionality
 */
class ViewTrace(val windowTitle: String, override val entries: Array<ViewFrame>) :
    ITrace<ViewFrame> {
    override fun slice(startTimestamp: Timestamp, endTimestamp: Timestamp): ViewTrace =
        ViewTrace(
            windowTitle,
            entries
                .dropWhile { it.timestamp < startTimestamp }
                .dropLastWhile { it.timestamp > endTimestamp }
                .toTypedArray()
        )

    override fun toString(): String {
        return "ViewTrace(Start: ${entries.firstOrNull()}, " + "End: ${entries.lastOrNull()})"
    }

    override fun equals(other: Any?): Boolean {
        if (this === other) return true
        if (other !is ViewTrace) return false

        if (windowTitle != other.windowTitle) return false
        if (!entries.contentEquals(other.entries)) return false

        return true
    }

    override fun hashCode(): Int {
        return entries.contentHashCode()
    }
}