package com.android.systemui.qs

import android.content.BroadcastReceiver
import android.content.Context
import android.content.Intent
import android.content.IntentFilter
import android.content.pm.UserInfo
import android.os.UserHandle
import android.permission.PermissionGroupUsage
import android.permission.PermissionManager
import android.safetycenter.SafetyCenterManager
import android.view.View
import androidx.test.ext.junit.runners.AndroidJUnit4
import androidx.test.filters.SmallTest
import com.android.internal.logging.UiEventLogger
import com.android.systemui.SysuiTestCase
import com.android.systemui.appops.AppOpsController
import com.android.systemui.broadcast.BroadcastDispatcher
import com.android.systemui.flags.FeatureFlags
import com.android.systemui.flags.Flags
import com.android.systemui.plugins.ActivityStarter
import com.android.systemui.privacy.OngoingPrivacyChip
import com.android.systemui.privacy.PrivacyDialogController
import com.android.systemui.privacy.PrivacyDialogControllerV2
import com.android.systemui.privacy.PrivacyItemController
import com.android.systemui.privacy.logging.PrivacyLogger
import com.android.systemui.settings.UserTracker
import com.android.systemui.shade.data.repository.shadeDialogContextInteractor
import com.android.systemui.statusbar.phone.StatusIconContainer
import com.android.systemui.statusbar.policy.DeviceProvisionedController
import com.android.systemui.testKosmos
import com.android.systemui.util.concurrency.FakeExecutor
import com.android.systemui.util.time.FakeSystemClock
import org.junit.Assert.assertEquals
import org.junit.Assert.assertNotNull
import org.junit.Before
import org.junit.Test
import org.junit.runner.RunWith
import org.mockito.Mock
import org.mockito.Mockito
import org.mockito.kotlin.never
import org.mockito.kotlin.capture
import org.mockito.kotlin.argumentCaptor
import org.mockito.kotlin.times
import org.mockito.kotlin.verify
import org.mockito.kotlin.eq
import org.mockito.kotlin.any
import org.mockito.kotlin.anyOrNull
import org.mockito.MockitoAnnotations
import org.mockito.Mockito.`when` as whenever

@SmallTest
@RunWith(AndroidJUnit4::class)
class HeaderPrivacyIconsControllerTest : SysuiTestCase() {

    private val kosmos = testKosmos()
    @Mock
    private lateinit var privacyItemController: PrivacyItemController
    @Mock
    private lateinit var uiEventLogger: UiEventLogger
    @Mock
    private lateinit var privacyChip: OngoingPrivacyChip
    @Mock
    private lateinit var privacyDialogController: PrivacyDialogController
    @Mock
    private lateinit var privacyDialogControllerV2: PrivacyDialogControllerV2
    @Mock
    private lateinit var privacyLogger: PrivacyLogger
    @Mock
    private lateinit var iconContainer: StatusIconContainer
    @Mock
    private lateinit var permissionManager: PermissionManager
    @Mock
    private lateinit var activityStarter: ActivityStarter
    @Mock
    private lateinit var appOpsController: AppOpsController
    @Mock
    private lateinit var broadcastDispatcher: BroadcastDispatcher
    @Mock
    private lateinit var safetyCenterManager: SafetyCenterManager
    @Mock
    private lateinit var deviceProvisionedController: DeviceProvisionedController
    @Mock
    private lateinit var featureFlags: FeatureFlags

    @Mock
    private lateinit var userTracker: UserTracker

    private val uiExecutor = FakeExecutor(FakeSystemClock())
    private val backgroundExecutor = FakeExecutor(FakeSystemClock())
    private lateinit var cameraSlotName: String
    private lateinit var microphoneSlotName: String
    private lateinit var locationSlotName: String
    private lateinit var controller: HeaderPrivacyIconsController

    @Before
    fun setUp() {
        MockitoAnnotations.initMocks(this)
        whenever(privacyChip.context).thenReturn(context)
        whenever(privacyChip.resources).thenReturn(context.resources)
        whenever(privacyChip.isAttachedToWindow).thenReturn(true)
        whenever(deviceProvisionedController.isDeviceProvisioned).thenReturn(true)

        cameraSlotName = context.getString(com.android.internal.R.string.status_bar_camera)
        microphoneSlotName = context.getString(com.android.internal.R.string.status_bar_microphone)
        locationSlotName = context.getString(com.android.internal.R.string.status_bar_location)

        controller = HeaderPrivacyIconsController(
                privacyItemController,
                uiEventLogger,
                privacyChip,
                privacyDialogController,
                privacyDialogControllerV2,
                privacyLogger,
                iconContainer,
                permissionManager,
                backgroundExecutor,
                uiExecutor,
                activityStarter,
                appOpsController,
                broadcastDispatcher,
                safetyCenterManager,
                deviceProvisionedController,
                featureFlags,
                kosmos.shadeDialogContextInteractor,
                userTracker,
        )

        backgroundExecutor.runAllReady()
    }

    @Test
    fun testIgnoredSlotsOnParentVisible_noIndicators() {
        setPrivacyController(micCamera = false, location = false)

        controller.onParentVisible()

        verify(iconContainer).removeIgnoredSlot(cameraSlotName)
        verify(iconContainer).removeIgnoredSlot(microphoneSlotName)
        verify(iconContainer).removeIgnoredSlot(locationSlotName)
    }

    @Test
    fun testIgnoredSlotsOnParentVisible_onlyMicCamera() {
        setPrivacyController(micCamera = true, location = false)

        controller.onParentVisible()

        verify(iconContainer).addIgnoredSlot(cameraSlotName)
        verify(iconContainer).addIgnoredSlot(microphoneSlotName)
        verify(iconContainer).removeIgnoredSlot(locationSlotName)
    }

    @Test
    fun testIgnoredSlotsOnParentVisible_onlyLocation() {
        setPrivacyController(micCamera = false, location = true)

        controller.onParentVisible()

        verify(iconContainer).removeIgnoredSlot(cameraSlotName)
        verify(iconContainer).removeIgnoredSlot(microphoneSlotName)
        verify(iconContainer).addIgnoredSlot(locationSlotName)
    }

    @Test
    fun testIgnoredSlotsOnParentVisible_locationMicCamera() {
        setPrivacyController(micCamera = true, location = true)

        controller.onParentVisible()

        verify(iconContainer).addIgnoredSlot(cameraSlotName)
        verify(iconContainer).addIgnoredSlot(microphoneSlotName)
        verify(iconContainer).addIgnoredSlot(locationSlotName)
    }

    @Test
    fun testPrivacyChipClickedWhenNewDialogDisabledAndSafetyCenterDisabled() {
        whenever(featureFlags.isEnabled(Flags.ENABLE_NEW_PRIVACY_DIALOG)).thenReturn(false)
        whenever(safetyCenterManager.isSafetyCenterEnabled).thenReturn(false)
        controller.onParentVisible()
        val captor = argumentCaptor<View.OnClickListener>()
        verify(privacyChip).setOnClickListener(captor.capture())
        captor.firstValue.onClick(privacyChip)
        verify(privacyDialogController).showDialog(any<Context>())
        verify(privacyDialogControllerV2, never())
            .showDialog(any<Context>(), any<OngoingPrivacyChip>())
    }

    @Test
    fun testPrivacyChipClickedWhenNewDialogEnabledAndSafetyCenterDisabled() {
        whenever(featureFlags.isEnabled(Flags.ENABLE_NEW_PRIVACY_DIALOG)).thenReturn(true)
        whenever(safetyCenterManager.isSafetyCenterEnabled).thenReturn(false)
        controller.onParentVisible()
        val captor = argumentCaptor<View.OnClickListener>()
        verify(privacyChip).setOnClickListener(captor.capture())
        captor.firstValue.onClick(privacyChip)
        verify(privacyDialogController).showDialog(any<Context>())
        verify(privacyDialogControllerV2, never())
                .showDialog(any<Context>(), any<OngoingPrivacyChip>())
    }

    @Test
    fun testPrivacyChipClickedWhenNewDialogDisabledAndSafetyCenterEnabled() {
        whenever(featureFlags.isEnabled(Flags.ENABLE_NEW_PRIVACY_DIALOG)).thenReturn(false)
        val receiverCaptor = argumentCaptor<BroadcastReceiver>()
        whenever(safetyCenterManager.isSafetyCenterEnabled).thenReturn(true)
        verify(broadcastDispatcher).registerReceiver(receiverCaptor.capture(),
                any(), any(), anyOrNull(), any<Int>(), anyOrNull())
        receiverCaptor.firstValue.onReceive(
                context,
                Intent(SafetyCenterManager.ACTION_SAFETY_CENTER_ENABLED_CHANGED)
        )
        backgroundExecutor.runAllReady()
        controller.onParentVisible()
        val captor = argumentCaptor<View.OnClickListener>()
        verify(privacyChip).setOnClickListener(captor.capture())
        captor.firstValue.onClick(privacyChip)
        verify(privacyDialogController, never()).showDialog(any<Context>())
        verify(privacyDialogControllerV2, never())
            .showDialog(any<Context>(), any<OngoingPrivacyChip>())
    }

    @Test
    fun testPrivacyChipClickedWhenNewDialogEnabledAndSafetyCenterEnabled() {
        whenever(featureFlags.isEnabled(Flags.ENABLE_NEW_PRIVACY_DIALOG)).thenReturn(true)
        val receiverCaptor = argumentCaptor<BroadcastReceiver>()
        whenever(safetyCenterManager.isSafetyCenterEnabled).thenReturn(true)
        verify(broadcastDispatcher).registerReceiver(receiverCaptor.capture(),
                any(), any(), anyOrNull(), any<Int>(), anyOrNull())
        receiverCaptor.firstValue.onReceive(
                context,
                Intent(SafetyCenterManager.ACTION_SAFETY_CENTER_ENABLED_CHANGED)
        )
        backgroundExecutor.runAllReady()
        controller.onParentVisible()
        val captor = argumentCaptor<View.OnClickListener>()
        verify(privacyChip).setOnClickListener(captor.capture())
        captor.firstValue.onClick(privacyChip)
        verify(privacyDialogControllerV2).showDialog(any<Context>(), eq(privacyChip))
        verify(privacyDialogController, never()).showDialog(any<Context>())
    }

    @Test
    fun testBroadcastReceiverUnregisteredWhenChipDetached() {
        whenever(safetyCenterManager.isSafetyCenterEnabled).thenReturn(false)
        controller.attachStateChangeListener.onViewDetachedFromWindow(privacyChip)
        backgroundExecutor.runAllReady()
        val broadcastReceiverCaptor = argumentCaptor<BroadcastReceiver>()
        verify(broadcastDispatcher).unregisterReceiver(broadcastReceiverCaptor.capture())
    }

    @Test
    fun testBroadcastReceiverRegisteredWhenChipAttached() {
        whenever(safetyCenterManager.isSafetyCenterEnabled).thenReturn(false)
        controller.attachStateChangeListener.onViewAttachedToWindow(privacyChip)
        backgroundExecutor.runAllReady()
        val broadcastReceiverCaptor = argumentCaptor<BroadcastReceiver>()
        val intentFilterCaptor = argumentCaptor<IntentFilter>()
        // Broadcast receiver is registered on init and when privacy chip is attached
        verify(broadcastDispatcher, times(2)).registerReceiver(
            broadcastReceiverCaptor.capture(),
            intentFilterCaptor.capture(), any(), anyOrNull(), any<Int>(), anyOrNull()
        )
    }

    @Test
    fun testNoDialogWhenDeviceNotProvisioned() {
        whenever(deviceProvisionedController.isDeviceProvisioned).thenReturn(false)
        controller.onParentVisible()

        val captor = argumentCaptor<View.OnClickListener>()
        verify(privacyChip).setOnClickListener(captor.capture())

        captor.firstValue.onClick(privacyChip)
        verify(privacyDialogController, never()).showDialog(any<Context>())
    }

    @Test
    fun testPermGroupUsage_filtersOutInactiveUsers() {
        whenever(userTracker.userProfiles).thenReturn(listOf(createUserInfo(USER_ID)))
        whenever(permissionManager.getIndicatorAppOpUsageData(false))
            .thenReturn(listOf(createPermUsage(USER_ID), createPermUsage(OTHER_USER_ID)))
        val usages = controller.permGroupUsage()
        assertEquals(1, usages.size)
        assertEquals(USER_ID, UserHandle.getUserId(usages[0].uid))
    }

    @Test
    fun testPermGroupUsage_alwaysReturnPhoneCallUsage() {
        whenever(userTracker.userProfiles).thenReturn(listOf(createUserInfo(USER_ID)))
        whenever(permissionManager.getIndicatorAppOpUsageData(false))
            .thenReturn(listOf(createPermUsage(OTHER_USER_ID, isPhone = true)))
        val usages = controller.permGroupUsage()
        assertEquals(OTHER_USER_ID, UserHandle.getUserId(usages[0].uid))
    }

    @Test
    fun testPermGroupUsage_returnsProfileUsages() {
        whenever(userTracker.userProfiles)
            .thenReturn(listOf(createUserInfo(USER_ID), createUserInfo(PROFILE_USER_ID)))
        whenever(permissionManager.getIndicatorAppOpUsageData(false))
            .thenReturn(listOf(createPermUsage(USER_ID), createPermUsage(PROFILE_USER_ID)))
        val usages = controller.permGroupUsage()
        assertEquals(2, usages.size)
        assertNotNull(usages.firstOrNull { UserHandle.getUserId(it.uid) == USER_ID })
        assertNotNull(usages.firstOrNull { UserHandle.getUserId(it.uid) == PROFILE_USER_ID })
    }

    private fun createPermUsage(user: Int, isPhone: Boolean = false): PermissionGroupUsage =
        PermissionGroupUsage(
            "",
            UserHandle.getUid(user, 0),
            0,
            "",
            true,
            isPhone,
            null,
            null,
            null,
            "",
        )

    private fun createUserInfo(userId: Int) = UserInfo(userId, "", 0)

    private fun setPrivacyController(micCamera: Boolean, location: Boolean) {
        whenever(privacyItemController.micCameraAvailable).thenReturn(micCamera)
        whenever(privacyItemController.locationAvailable).thenReturn(location)
    }

    companion object {
        const val USER_ID = 0
        const val PROFILE_USER_ID = 1
        const val OTHER_USER_ID = 2
    }
}