Merge "[flexiglass] Implement ShadeHeader status icon hover state" into main
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/scene/ui/composable/SceneContainerTransitions.kt b/packages/SystemUI/compose/features/src/com/android/systemui/scene/ui/composable/SceneContainerTransitions.kt
index 10c4030..68395b4 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/scene/ui/composable/SceneContainerTransitions.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/scene/ui/composable/SceneContainerTransitions.kt
@@ -59,6 +59,13 @@
         goneToShadeTransition(durationScale = 0.9)
     }
     from(Scenes.Gone, to = Scenes.QuickSettings) { goneToQuickSettingsTransition() }
+    from(
+        Scenes.Gone,
+        to = Scenes.QuickSettings,
+        key = SlightlyFasterShadeCollapse,
+    ) {
+        goneToQuickSettingsTransition(durationScale = 0.9)
+    }
     from(Scenes.Gone, to = Scenes.QuickSettingsShade) { goneToQuickSettingsShadeTransition() }
     from(Scenes.Lockscreen, to = Scenes.Bouncer) { lockscreenToBouncerTransition() }
     from(Scenes.Lockscreen, to = Scenes.Communal) { lockscreenToCommunalTransition() }
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/shade/ui/composable/ShadeHeader.kt b/packages/SystemUI/compose/features/src/com/android/systemui/shade/ui/composable/ShadeHeader.kt
index ac3e015..b5a10ca 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/shade/ui/composable/ShadeHeader.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/shade/ui/composable/ShadeHeader.kt
@@ -19,7 +19,10 @@
 
 import android.view.ContextThemeWrapper
 import android.view.ViewGroup
+import androidx.compose.foundation.background
 import androidx.compose.foundation.clickable
+import androidx.compose.foundation.interaction.MutableInteractionSource
+import androidx.compose.foundation.interaction.collectIsHoveredAsState
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
@@ -32,7 +35,9 @@
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.width
 import androidx.compose.foundation.layout.widthIn
+import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material3.ColorScheme
+import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.windowsizeclass.WindowWidthSizeClass
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.derivedStateOf
@@ -40,6 +45,7 @@
 import androidx.compose.runtime.remember
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.TransformOrigin
 import androidx.compose.ui.graphics.graphicsLayer
@@ -58,6 +64,7 @@
 import com.android.compose.animation.scene.TransitionState
 import com.android.compose.animation.scene.ValueKey
 import com.android.compose.animation.scene.animateElementFloatAsState
+import com.android.compose.modifiers.thenIf
 import com.android.compose.windowsizeclass.LocalWindowSizeClass
 import com.android.settingslib.Utils
 import com.android.systemui.battery.BatteryMeterView
@@ -69,6 +76,7 @@
 import com.android.systemui.privacy.OngoingPrivacyChip
 import com.android.systemui.res.R
 import com.android.systemui.scene.shared.model.Scenes
+import com.android.systemui.shade.ui.composable.ShadeHeader.Colors.onScrimDim
 import com.android.systemui.shade.ui.composable.ShadeHeader.Dimensions.CollapsedHeight
 import com.android.systemui.shade.ui.composable.ShadeHeader.Values.ClockScale
 import com.android.systemui.shade.ui.viewmodel.ShadeHeaderViewModel
@@ -79,7 +87,6 @@
 import com.android.systemui.statusbar.pipeline.mobile.ui.view.ModernShadeCarrierGroupMobileView
 import com.android.systemui.statusbar.pipeline.mobile.ui.viewmodel.ShadeCarrierGroupMobileIconViewModel
 import com.android.systemui.statusbar.policy.Clock
-import kotlin.math.max
 
 object ShadeHeader {
     object Elements {
@@ -103,6 +110,8 @@
     object Colors {
         val ColorScheme.shadeHeaderText: Color
             get() = Color.White
+        val ColorScheme.onScrimDim: Color
+            get() = Color.DarkGray
     }
 
     object TestTags {
@@ -130,7 +139,7 @@
     val horizontalPadding =
         max(LocalScreenCornerRadius.current / 2f, Shade.Dimensions.HorizontalPadding)
 
-    val useExpandedFormat by
+    val useExpandedTextFormat by
         remember(cutoutLocation) {
             derivedStateOf {
                 cutoutLocation != CutoutLocation.CENTER ||
@@ -138,6 +147,10 @@
             }
         }
 
+    val isLargeScreenLayout =
+            LocalWindowSizeClass.current.widthSizeClass == WindowWidthSizeClass.Medium ||
+                    LocalWindowSizeClass.current.widthSizeClass == WindowWidthSizeClass.Expanded
+
     val isPrivacyChipVisible by viewModel.isPrivacyChipVisible.collectAsStateWithLifecycle()
 
     // This layout assumes it is globally positioned at (0, 0) and is the
@@ -182,22 +195,22 @@
                                 Modifier.element(ShadeHeader.Elements.CollapsedContentEnd)
                                     .padding(horizontal = horizontalPadding)
                         ) {
+                            if (isLargeScreenLayout) {
+                                ShadeCarrierGroup(
+                                        viewModel = viewModel,
+                                        modifier = Modifier.align(Alignment.CenterVertically),
+                                )
+                            }
                             SystemIconContainer(
+                                viewModel = viewModel,
+                                isClickable = isLargeScreenLayout,
                                 modifier = Modifier.align(Alignment.CenterVertically)
                             ) {
-                                when (LocalWindowSizeClass.current.widthSizeClass) {
-                                    WindowWidthSizeClass.Medium,
-                                    WindowWidthSizeClass.Expanded ->
-                                        ShadeCarrierGroup(
-                                            viewModel = viewModel,
-                                            modifier = Modifier.align(Alignment.CenterVertically),
-                                        )
-                                }
                                 StatusIcons(
                                     viewModel = viewModel,
                                     createTintedIconManager = createTintedIconManager,
                                     statusBarIconController = statusBarIconController,
-                                    useExpandedFormat = useExpandedFormat,
+                                    useExpandedFormat = useExpandedTextFormat,
                                     modifier =
                                         Modifier.align(Alignment.CenterVertically)
                                             .padding(end = 6.dp)
@@ -206,7 +219,7 @@
                                 BatteryIcon(
                                     createBatteryMeterViewController =
                                         createBatteryMeterViewController,
-                                    useExpandedFormat = useExpandedFormat,
+                                    useExpandedFormat = useExpandedTextFormat,
                                     modifier = Modifier.align(Alignment.CenterVertically),
                                 )
                             }
@@ -322,7 +335,7 @@
                     modifier = Modifier.widthIn(max = 90.dp).align(Alignment.CenterVertically),
                 )
                 Spacer(modifier = Modifier.weight(1f))
-                SystemIconContainer {
+                SystemIconContainer(viewModel = viewModel, isClickable = false) {
                     StatusIcons(
                         viewModel = viewModel,
                         createTintedIconManager = createTintedIconManager,
@@ -531,12 +544,30 @@
 
 @Composable
 private fun SystemIconContainer(
+    viewModel: ShadeHeaderViewModel,
+    isClickable: Boolean,
     modifier: Modifier = Modifier,
     content: @Composable RowScope.() -> Unit
 ) {
-    // TODO(b/298524053): add hover state for this container
+    val interactionSource = remember { MutableInteractionSource() }
+    val isHovered by interactionSource.collectIsHoveredAsState()
+
+    val hoverModifier = Modifier
+            .clip(RoundedCornerShape(CollapsedHeight / 4))
+            .background(MaterialTheme.colorScheme.onScrimDim)
+
     Row(
-        modifier = modifier.height(CollapsedHeight),
+        modifier = modifier
+                .height(CollapsedHeight)
+                .padding(vertical = CollapsedHeight / 4)
+                .thenIf(isClickable) {
+                    Modifier.clickable(
+                            interactionSource = interactionSource,
+                            indication = null,
+                            onClick = { viewModel.onSystemIconContainerClicked() },
+                    )
+                }
+                .thenIf(isHovered) { hoverModifier },
         content = content,
     )
 }
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/shade/ui/viewmodel/ShadeHeaderViewModelTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/shade/ui/viewmodel/ShadeHeaderViewModelTest.kt
index f89f18a..3ded8a3 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/shade/ui/viewmodel/ShadeHeaderViewModelTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/shade/ui/viewmodel/ShadeHeaderViewModelTest.kt
@@ -6,15 +6,27 @@
 import android.telephony.SubscriptionManager.PROFILE_CLASS_UNSET
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
+import com.android.compose.animation.scene.ObservableTransitionState
+import com.android.compose.animation.scene.SceneKey
 import com.android.systemui.SysuiTestCase
 import com.android.systemui.coroutines.collectLastValue
+import com.android.systemui.deviceentry.domain.interactor.deviceEntryInteractor
+import com.android.systemui.flags.EnableSceneContainer
+import com.android.systemui.keyguard.data.repository.fakeDeviceEntryFingerprintAuthRepository
+import com.android.systemui.keyguard.shared.model.SuccessFingerprintAuthenticationStatus
 import com.android.systemui.kosmos.testScope
 import com.android.systemui.plugins.activityStarter
+import com.android.systemui.scene.domain.interactor.sceneInteractor
+import com.android.systemui.scene.shared.model.Scenes
 import com.android.systemui.statusbar.pipeline.mobile.data.model.SubscriptionModel
 import com.android.systemui.statusbar.pipeline.mobile.domain.interactor.fakeMobileIconsInteractor
 import com.android.systemui.testKosmos
 import com.android.systemui.util.mockito.argThat
 import com.google.common.truth.Truth.assertThat
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.test.TestScope
+import kotlinx.coroutines.test.runCurrent
 import kotlinx.coroutines.test.runTest
 import org.junit.Before
 import org.junit.Test
@@ -24,12 +36,16 @@
 import org.mockito.Mockito.verify
 import org.mockito.MockitoAnnotations
 
+@OptIn(ExperimentalCoroutinesApi::class)
 @SmallTest
 @RunWith(AndroidJUnit4::class)
+@EnableSceneContainer
 class ShadeHeaderViewModelTest : SysuiTestCase() {
     private val kosmos = testKosmos()
     private val testScope = kosmos.testScope
     private val mobileIconsInteractor = kosmos.fakeMobileIconsInteractor
+    private val sceneInteractor = kosmos.sceneInteractor
+    private val deviceEntryInteractor = kosmos.deviceEntryInteractor
 
     private val underTest: ShadeHeaderViewModel = kosmos.shadeHeaderViewModel
 
@@ -77,6 +93,30 @@
                 )
         }
 
+    @Test
+    fun onSystemIconContainerClicked_locked_collapsesShadeToLockscreen() =
+        testScope.runTest {
+            setDeviceEntered(false)
+            setScene(Scenes.Shade)
+
+            underTest.onSystemIconContainerClicked()
+            runCurrent()
+
+            assertThat(sceneInteractor.currentScene.value).isEqualTo(Scenes.Lockscreen)
+        }
+
+    @Test
+    fun onSystemIconContainerClicked_unlocked_collapsesShadeToGone() =
+            testScope.runTest {
+                setDeviceEntered(true)
+                setScene(Scenes.Shade)
+
+                underTest.onSystemIconContainerClicked()
+                runCurrent()
+
+                assertThat(sceneInteractor.currentScene.value).isEqualTo(Scenes.Gone)
+            }
+
     companion object {
         private val SUB_1 =
             SubscriptionModel(
@@ -93,6 +133,32 @@
                 profileClass = PROFILE_CLASS_UNSET,
             )
     }
+
+    private fun setScene(key: SceneKey) {
+        sceneInteractor.changeScene(key, "test")
+        sceneInteractor.setTransitionState(
+                MutableStateFlow<ObservableTransitionState>(ObservableTransitionState.Idle(key))
+        )
+        testScope.runCurrent()
+    }
+
+    private fun TestScope.setDeviceEntered(isEntered: Boolean) {
+        if (isEntered) {
+            // Unlock the device marking the device has entered.
+            kosmos.fakeDeviceEntryFingerprintAuthRepository.setAuthenticationStatus(
+                    SuccessFingerprintAuthenticationStatus(0, true)
+            )
+            runCurrent()
+        }
+        setScene(
+                if (isEntered) {
+                    Scenes.Gone
+                } else {
+                    Scenes.Lockscreen
+                }
+        )
+        assertThat(deviceEntryInteractor.isDeviceEntered.value).isEqualTo(isEntered)
+    }
 }
 
 private class IntentMatcherAction(private val action: String) : ArgumentMatcher<Intent> {
diff --git a/packages/SystemUI/src/com/android/systemui/shade/ui/viewmodel/ShadeHeaderViewModel.kt b/packages/SystemUI/src/com/android/systemui/shade/ui/viewmodel/ShadeHeaderViewModel.kt
index 6c76061..b2e0cd0 100644
--- a/packages/SystemUI/src/com/android/systemui/shade/ui/viewmodel/ShadeHeaderViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/shade/ui/viewmodel/ShadeHeaderViewModel.kt
@@ -30,6 +30,9 @@
 import com.android.systemui.privacy.OngoingPrivacyChip
 import com.android.systemui.privacy.PrivacyItem
 import com.android.systemui.res.R
+import com.android.systemui.scene.domain.interactor.SceneInteractor
+import com.android.systemui.scene.shared.model.SceneFamilies
+import com.android.systemui.scene.shared.model.TransitionKeys
 import com.android.systemui.shade.domain.interactor.PrivacyChipInteractor
 import com.android.systemui.shade.domain.interactor.ShadeHeaderClockInteractor
 import com.android.systemui.shade.domain.interactor.ShadeInteractor
@@ -57,6 +60,7 @@
     @Application private val applicationScope: CoroutineScope,
     context: Context,
     private val activityStarter: ActivityStarter,
+    private val sceneInteractor: SceneInteractor,
     shadeInteractor: ShadeInteractor,
     mobileIconsInteractor: MobileIconsInteractor,
     val mobileIconsViewModel: MobileIconsViewModel,
@@ -139,6 +143,15 @@
         clockInteractor.launchClockActivity()
     }
 
+    /** Notifies that the system icons container was clicked. */
+    fun onSystemIconContainerClicked() {
+        sceneInteractor.changeScene(
+            SceneFamilies.Home,
+            "ShadeHeaderViewModel.onSystemIconContainerClicked",
+            TransitionKeys.SlightlyFasterShadeCollapse,
+        )
+    }
+
     /** Notifies that the shadeCarrierGroup was clicked. */
     fun onShadeCarrierGroupClicked() {
         activityStarter.postStartActivityDismissingKeyguard(
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/shade/ui/viewmodel/ShadeHeaderViewModelKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/shade/ui/viewmodel/ShadeHeaderViewModelKosmos.kt
index 8d653f7..0e21698 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/shade/ui/viewmodel/ShadeHeaderViewModelKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/shade/ui/viewmodel/ShadeHeaderViewModelKosmos.kt
@@ -21,6 +21,7 @@
 import com.android.systemui.kosmos.Kosmos
 import com.android.systemui.kosmos.applicationCoroutineScope
 import com.android.systemui.plugins.activityStarter
+import com.android.systemui.scene.domain.interactor.sceneInteractor
 import com.android.systemui.shade.domain.interactor.privacyChipInteractor
 import com.android.systemui.shade.domain.interactor.shadeHeaderClockInteractor
 import com.android.systemui.shade.domain.interactor.shadeInteractor
@@ -33,6 +34,7 @@
             applicationScope = applicationCoroutineScope,
             context = applicationContext,
             activityStarter = activityStarter,
+            sceneInteractor = sceneInteractor,
             shadeInteractor = shadeInteractor,
             mobileIconsInteractor = mobileIconsInteractor,
             mobileIconsViewModel = mobileIconsViewModel,