Split Omnibar: Ship review changes (#7083)

Task/Issue URL:
https://app.asana.com/1/137249556945/project/1207418217763355/task/1211859724075437?focus=true

### Description

- Fixes the thicker shadows in the tab manager
- Prevents opening of the keyboard on NTP in most cases 
- Reduced bottom navigation height by 8dp

### Steps to test this PR

_Feature 1_
- [ ]
- [ ]

### UI changes
| Before  | After |
| ------ | ----- |
!(Upload before screenshot)|(Upload after screenshot)|

Author: 0nko

android-design-system/design-system/src/main/res/layout/include_tab_switcher_toolbar_top.xml

@@ -34,9 +34,4 @@
         app:buttonGravity="center_vertical"
         app:popupTheme="@style/Widget.DuckDuckGo.PopUpOverflowMenu" />
 
-    <View
-        android:layout_width="match_parent"
-        android:layout_height="0.5dp"
-        android:background="?attr/daxColorShade" />
-
 </com.google.android.material.appbar.AppBarLayout>

android-design-system/design-system/src/main/res/values/design-system-dimensions.xml

@@ -46,8 +46,8 @@
     <dimen name="toolbarSize">60dp</dimen>
 
     <!-- Navigation Bar -->
-    <dimen name="navigationBarPaddingTop">12dp</dimen>
-    <dimen name="navigationBarPaddingBottom">8dp</dimen>
+    <dimen name="navigationBarPaddingTop">8dp</dimen>
+    <dimen name="navigationBarPaddingBottom">4dp</dimen>
     <dimen name="navigationBarPaddingHorizontal">18dp</dimen>
     <dimen name="bottomNavIcon">24dp</dimen>
 

app/src/main/java/com/duckduckgo/app/browser/BrowserTabViewModel.kt

@@ -573,7 +573,6 @@ class BrowserTabViewModel @Inject constructor(
     @VisibleForTesting
     internal val autoCompleteStateFlow = MutableStateFlow("")
     private val fireproofWebsiteState: LiveData<List<FireproofWebsiteEntity>> = fireproofWebsiteRepository.getFireproofWebsites()
-    private var alreadyShownKeyboard = false
 
     @ExperimentalCoroutinesApi
     @FlowPreview
@@ -603,6 +602,7 @@ class BrowserTabViewModel @Inject constructor(
     private var isLinkOpenedInNewTab = false
     private var allowlistRefreshTriggerJob: Job? = null
     private var isCustomTabScreen: Boolean = false
+    private var alreadyShownKeyboard: Boolean = false
 
     private val fireproofWebsitesObserver =
         Observer<List<FireproofWebsiteEntity>> {

app/src/main/java/com/duckduckgo/app/browser/navigation/bar/BrowserNavigationBarViewIntegration.kt

@@ -21,6 +21,7 @@ import com.duckduckgo.app.browser.databinding.FragmentBrowserTabBinding
 import com.duckduckgo.app.browser.navigation.bar.view.BrowserNavigationBarObserver
 import com.duckduckgo.app.browser.navigation.bar.view.BrowserNavigationBarView
 import com.duckduckgo.app.browser.navigation.bar.view.BrowserNavigationBarView.ViewMode.Browser
+import com.duckduckgo.app.browser.navigation.bar.view.BrowserNavigationBarView.ViewMode.CustomTab
 import com.duckduckgo.app.browser.navigation.bar.view.BrowserNavigationBarView.ViewMode.NewTab
 import com.duckduckgo.app.browser.omnibar.Omnibar
 import com.duckduckgo.common.ui.view.gone
@@ -61,7 +62,7 @@ class BrowserNavigationBarViewIntegration(
     }
 
     fun configureCustomTab() {
-        navigationBarView.setCustomTab(isCustomTab = true)
+        navigationBarView.setViewMode(CustomTab)
     }
 
     fun configureBrowserViewMode() {

app/src/main/java/com/duckduckgo/app/browser/navigation/bar/view/BrowserNavigationBarView.kt

@@ -110,12 +110,6 @@ class BrowserNavigationBarView @JvmOverloads constructor(
 
     var browserNavigationBarObserver: BrowserNavigationBarObserver? = null
 
-    fun setCustomTab(isCustomTab: Boolean) {
-        doOnAttach {
-            viewModel.setCustomTab(isCustomTab)
-        }
-    }
-
     fun setViewMode(viewMode: ViewMode) {
         doOnAttach {
             viewModel.setViewMode(viewMode)
@@ -195,7 +189,8 @@ class BrowserNavigationBarView @JvmOverloads constructor(
         binding.tabsButton.isVisible = viewState.tabsButtonVisible
         binding.tabsButton.count = viewState.tabsCount
         binding.tabsButton.hasUnread = viewState.hasUnreadTabs
-        binding.browserMenuHighlight?.isVisible = viewState.showBrowserMenuHighlight
+        binding.browserMenuHighlight.isVisible = viewState.showBrowserMenuHighlight
+        binding.shadowView.isVisible = viewState.showShadow
 
         renderFireButtonPulseAnimation(enabled = viewState.fireButtonHighlighted)
     }
@@ -225,6 +220,7 @@ class BrowserNavigationBarView @JvmOverloads constructor(
     }
 
     enum class ViewMode {
+        CustomTab,
         NewTab,
         Browser,
         TabManager,

app/src/main/java/com/duckduckgo/app/browser/navigation/bar/view/BrowserNavigationBarViewModel.kt

@@ -24,7 +24,9 @@ import com.duckduckgo.anvil.annotations.ContributesViewModel
 import com.duckduckgo.app.browser.defaultbrowsing.prompts.AdditionalDefaultBrowserPrompts
 import com.duckduckgo.app.browser.navigation.bar.view.BrowserNavigationBarView.ViewMode
 import com.duckduckgo.app.browser.navigation.bar.view.BrowserNavigationBarView.ViewMode.Browser
+import com.duckduckgo.app.browser.navigation.bar.view.BrowserNavigationBarView.ViewMode.CustomTab
 import com.duckduckgo.app.browser.navigation.bar.view.BrowserNavigationBarView.ViewMode.NewTab
+import com.duckduckgo.app.browser.navigation.bar.view.BrowserNavigationBarView.ViewMode.TabManager
 import com.duckduckgo.app.browser.navigation.bar.view.BrowserNavigationBarViewModel.Command.NotifyAutofillButtonClicked
 import com.duckduckgo.app.browser.navigation.bar.view.BrowserNavigationBarViewModel.Command.NotifyBookmarksButtonClicked
 import com.duckduckgo.app.browser.navigation.bar.view.BrowserNavigationBarViewModel.Command.NotifyFireButtonClicked
@@ -61,16 +63,13 @@ class BrowserNavigationBarViewModel @Inject constructor(
     private val _commands = Channel<Command>(capacity = Channel.CONFLATED)
     val commands: Flow<Command> = _commands.receiveAsFlow()
 
-    private val isCustomTab = MutableStateFlow(false)
     private val _viewState = MutableStateFlow(ViewState())
     val viewState = combine(
         _viewState.asStateFlow(),
-        isCustomTab,
         tabRepository.flowTabs,
         additionalDefaultBrowserPrompts.highlightPopupMenu,
-    ) { state, isCustomTab, tabs, highlightOverflowMenu ->
+    ) { state, tabs, highlightOverflowMenu ->
         state.copy(
-            isVisible = !isCustomTab,
             tabsCount = tabs.size,
             hasUnreadTabs = tabs.firstOrNull { !it.viewed } != null,
             showBrowserMenuHighlight = highlightOverflowMenu,
@@ -115,10 +114,6 @@ class BrowserNavigationBarViewModel @Inject constructor(
         _commands.trySend(NotifyBookmarksButtonClicked)
     }
 
-    fun setCustomTab(customTab: Boolean) {
-        isCustomTab.update { customTab }
-    }
-
     fun setViewMode(viewMode: ViewMode) {
         when (viewMode) {
             NewTab -> {
@@ -139,13 +134,21 @@ class BrowserNavigationBarViewModel @Inject constructor(
                 }
             }
 
-            ViewMode.TabManager -> {
+            TabManager -> {
                 _viewState.update {
                     it.copy(
                         newTabButtonVisible = true,
                         autofillButtonVisible = false,
                         tabsButtonVisible = false,
                         bookmarksButtonVisible = false,
+                        showShadow = false,
+                    )
+                }
+            }
+            CustomTab -> {
+                _viewState.update {
+                    it.copy(
+                        isVisible = false,
                     )
                 }
             }
@@ -181,5 +184,6 @@ class BrowserNavigationBarViewModel @Inject constructor(
         val tabsCount: Int = 0,
         val hasUnreadTabs: Boolean = false,
         val showBrowserMenuHighlight: Boolean = false,
+        val showShadow: Boolean = true,
     )
 }

app/src/main/java/com/duckduckgo/app/pixels/remoteconfig/AndroidBrowserConfigFeature.kt

@@ -193,6 +193,7 @@ interface AndroidBrowserConfigFeature {
      * If the remote feature is not present defaults to `false`
      */
     @Toggle.DefaultValue(DefaultFeatureValue.FALSE)
+    @Toggle.InternalAlwaysEnabled
     fun splitOmnibar(): Toggle
 
     /**

app/src/main/java/com/duckduckgo/app/tabs/ui/TabSwitcherActivity.kt

@@ -39,6 +39,7 @@ import androidx.recyclerview.widget.RecyclerView
 import androidx.recyclerview.widget.RecyclerView.OnScrollListener
 import com.duckduckgo.anvil.annotations.InjectWith
 import com.duckduckgo.app.browser.R
+import com.duckduckgo.app.browser.api.OmnibarRepository
 import com.duckduckgo.app.browser.databinding.ActivityTabSwitcherBinding
 import com.duckduckgo.app.browser.databinding.PopupTabsMenuBinding
 import com.duckduckgo.app.browser.favicon.FaviconManager
@@ -165,6 +166,9 @@ class TabSwitcherActivity :
     @Inject
     lateinit var onboardingExperimentFireAnimationHelper: OnboardingExperimentFireAnimationHelper
 
+    @Inject
+    lateinit var omnibarRepository: OmnibarRepository
+
     private val viewModel: TabSwitcherViewModel by bindViewModel()
 
     private val tabsAdapter: TabSwitcherAdapter by lazy {
@@ -253,21 +257,26 @@ class TabSwitcherActivity :
     }
 
     private fun configureNavigationBar() {
-        binding.navigationBar.browserNavigationBarObserver =
-            object : BrowserNavigationBarObserver {
-                override fun onMenuButtonClicked() {
-                    showPopupMenu(binding.navigationBar.popupMenuAnchor.id)
-                }
+        if (omnibarRepository.omnibarType == OmnibarType.SPLIT) {
+            binding.navigationBar.browserNavigationBarObserver =
+                object : BrowserNavigationBarObserver {
+                    override fun onMenuButtonClicked() {
+                        showPopupMenu(binding.navigationBar.popupMenuAnchor.id)
+                    }
 
-                override fun onNewTabButtonClicked() {
-                    viewModel.onNewTabRequested()
-                }
+                    override fun onNewTabButtonClicked() {
+                        viewModel.onNewTabRequested()
+                    }
 
-                override fun onFireButtonClicked() {
-                    viewModel.onFireButtonTapped()
+                    override fun onFireButtonClicked() {
+                        viewModel.onFireButtonTapped()
+                    }
                 }
-            }
-        binding.navigationBar.setViewMode(BrowserNavigationBarView.ViewMode.TabManager)
+            binding.navigationBar.setViewMode(BrowserNavigationBarView.ViewMode.TabManager)
+            binding.navigationBar.show()
+        } else {
+            binding.navigationBar.gone()
+        }
     }
 
     override fun onSaveInstanceState(outState: Bundle) {