/*
 * 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 com.android.wm.shell.flicker.pip

import android.platform.test.annotations.Presubmit
import android.platform.test.annotations.RequiresDevice
import android.platform.test.annotations.RequiresFlagsDisabled
import android.tools.flicker.junit.FlickerParametersRunnerFactory
import android.tools.flicker.legacy.FlickerBuilder
import android.tools.flicker.legacy.LegacyFlickerTest
import android.tools.flicker.legacy.LegacyFlickerTestFactory
import com.android.server.wm.flicker.testapp.ActivityOptions
import com.android.wm.shell.Flags
import com.android.wm.shell.flicker.pip.common.PipTransition
import org.junit.FixMethodOrder
import org.junit.Test
import org.junit.runner.RunWith
import org.junit.runners.MethodSorters
import org.junit.runners.Parameterized

/** Test the dragging of a PIP window. */
@RequiresDevice
@RunWith(Parameterized::class)
@Parameterized.UseParametersRunnerFactory(FlickerParametersRunnerFactory::class)
@FixMethodOrder(MethodSorters.NAME_ASCENDING)
@RequiresFlagsDisabled(Flags.FLAG_ENABLE_PIP2)
class PipDragTest(flicker: LegacyFlickerTest) : PipTransition(flicker) {
    private var isDraggedLeft: Boolean = true

    override val thisTransition: FlickerBuilder.() -> Unit = {
        transitions { pipApp.dragPipWindowAwayFromEdgeWithoutRelease(wmHelper, 50) }
    }

    override val defaultEnterPip: FlickerBuilder.() -> Unit = {
        val stringExtras = mapOf(ActivityOptions.Pip.EXTRA_ENTER_PIP to "true")
        setup {
            tapl.setEnableRotation(true)
            pipApp.launchViaIntent(wmHelper, stringExtras = stringExtras)
            pipApp.waitForPip(wmHelper)

            // determine the direction of dragging to test for
            isDraggedLeft = pipApp.isCloserToRightEdge(wmHelper)
        }
    }

    override val defaultTeardown: FlickerBuilder.() -> Unit = {
        teardown {
            // release the primary pointer after dragging without release
            pipApp.releasePipAfterDragging()

            pipApp.exit(wmHelper)
            tapl.setEnableRotation(false)
        }
    }

    @Presubmit
    @Test
    fun pipLayerMovesAwayFromEdge() {
        flicker.assertLayers {
            val pipLayerList = layers { pipApp.layerMatchesAnyOf(it) && it.isVisible }
            pipLayerList.zipWithNext { previous, current ->
                if (isDraggedLeft) {
                    previous.visibleRegion.isToTheRight(current.visibleRegion.region)
                } else {
                    current.visibleRegion.isToTheRight(previous.visibleRegion.region)
                }
            }
        }
    }

    companion object {
        /**
         * Creates the test configurations.
         *
         * See [LegacyFlickerTestFactory.nonRotationTests] for configuring screen orientation and
         * navigation modes.
         */
        @Parameterized.Parameters(name = "{0}")
        @JvmStatic
        fun getParams() = LegacyFlickerTestFactory.nonRotationTests()
    }
}
