[fenix] For https://github.com/mozilla-mobile/fenix/issues/21095 allow users to configure their home screen.

app/src/main/java/org/mozilla/fenix/FeatureFlags.kt

@@ -58,4 +58,9 @@ object FeatureFlags {
      * Enables showing the home screen behind the search dialog
      */
     val showHomeBehindSearch = Config.channel.isNightlyOrDebug
+
+    /**
+     * Enables customizing the home screen
+     */
+    val customizeHome = Config.channel.isNightlyOrDebug
 }

app/src/main/java/org/mozilla/fenix/components/toolbar/BrowserToolbarMenuController.kt

@@ -221,6 +221,10 @@ class DefaultBrowserToolbarMenuController(
                 val directions = BrowserFragmentDirections.actionBrowserFragmentToSettingsFragment()
                 navController.nav(R.id.browserFragment, directions)
             }
+            is ToolbarMenu.Item.CustomizeHome -> browserAnimator.captureEngineViewAndDrawStatically {
+                val directions = BrowserFragmentDirections.actionBrowserFragmentToCustomFragment()
+                navController.nav(R.id.browserFragment, directions)
+            }
             is ToolbarMenu.Item.SyncAccount -> {
                 val directions = when (item.accountState) {
                     AccountState.AUTHENTICATED ->
@@ -384,6 +388,7 @@ class DefaultBrowserToolbarMenuController(
             is ToolbarMenu.Item.Stop -> Event.BrowserMenuItemTapped.Item.STOP
             is ToolbarMenu.Item.Share -> Event.BrowserMenuItemTapped.Item.SHARE
             is ToolbarMenu.Item.Settings -> Event.BrowserMenuItemTapped.Item.SETTINGS
+            is ToolbarMenu.Item.CustomizeHome -> return
             is ToolbarMenu.Item.RequestDesktop ->
                 if (item.isChecked) {
                     Event.BrowserMenuItemTapped.Item.DESKTOP_VIEW_ON

app/src/main/java/org/mozilla/fenix/components/toolbar/DefaultToolbarMenu.kt

@@ -34,6 +34,7 @@ import mozilla.components.feature.webcompat.reporter.WebCompatReporterFeature
 import mozilla.components.lib.state.ext.flowScoped
 import mozilla.components.support.ktx.android.content.getColorFromAttr
 import mozilla.components.support.ktx.kotlinx.coroutines.flow.ifAnyChanged
+import org.mozilla.fenix.FeatureFlags
 import org.mozilla.fenix.R
 import org.mozilla.fenix.components.accounts.FenixAccountManager
 import org.mozilla.fenix.experiments.ExperimentBranch
@@ -308,6 +309,14 @@ open class DefaultToolbarMenu(
         onItemTapped.invoke(ToolbarMenu.Item.Settings)
     }
 
+    val customizeHomeItem = BrowserMenuImageText(
+        label = context.getString(R.string.browser_menu_customize_home),
+        imageResource = R.drawable.ic_customize,
+        iconTintColorResource = primaryTextColor()
+    ) {
+        onItemTapped.invoke(ToolbarMenu.Item.CustomizeHome)
+    }
+
     val bookmarksItem = BrowserMenuImageTextCheckboxButton(
         imageResource = R.drawable.ic_bookmarks_menu,
         iconTintColorResource = primaryTextColor(),
@@ -372,6 +381,7 @@ open class DefaultToolbarMenu(
                 addToTopSitesItem,
                 saveToCollectionItem,
                 BrowserMenuDivider(),
+                if (FeatureFlags.customizeHome) customizeHomeItem else null,
                 settingsItem,
                 if (shouldDeleteDataOnQuit) deleteDataOnQuit else null,
                 if (shouldUseBottomToolbar) BrowserMenuDivider() else null,

app/src/main/java/org/mozilla/fenix/components/toolbar/ToolbarMenu.kt

@@ -34,6 +34,7 @@ interface ToolbarMenu {
         object History : Item()
         object Downloads : Item()
         object NewTab : Item()
+        object CustomizeHome : Item()
     }
 
     val menuBuilder: BrowserMenuBuilder

app/src/main/java/org/mozilla/fenix/home/HomeFragment.kt

@@ -257,7 +257,7 @@ class HomeFragment : Fragment() {
             view = binding.root
         )
 
-        if (FeatureFlags.showRecentTabsFeature) {
+        if (requireContext().settings().showRecentTabsFeature) {
             recentTabsListFeature.set(
                 feature = RecentTabsListFeature(
                     browserStore = components.core.store,
@@ -268,7 +268,7 @@ class HomeFragment : Fragment() {
             )
         }
 
-        if (FeatureFlags.recentBookmarksFeature) {
+        if (requireContext().settings().showRecentBookmarksFeature) {
             recentBookmarksFeature.set(
                 feature = RecentBookmarksFeature(
                     homeStore = homeFragmentStore,
@@ -853,6 +853,13 @@ class HomeFragment : Fragment() {
                         )
                         requireComponents.analytics.metrics.track(Event.HomeMenuSettingsItemClicked)
                     }
+                    HomeMenu.Item.CustomizeHome -> {
+                        hideOnboardingIfNeeded()
+                        nav(
+                            R.id.homeFragment,
+                            HomeFragmentDirections.actionGlobalCustomizationFragment()
+                        )
+                    }
                     is HomeMenu.Item.SyncAccount -> {
                         hideOnboardingIfNeeded()
                         val directions = when (it.accountState) {

app/src/main/java/org/mozilla/fenix/home/HomeMenu.kt

@@ -23,6 +23,7 @@ import mozilla.components.concept.sync.AccountObserver
 import mozilla.components.concept.sync.AuthType
 import mozilla.components.concept.sync.OAuthAccount
 import mozilla.components.support.ktx.android.content.getColorFromAttr
+import org.mozilla.fenix.FeatureFlags
 import org.mozilla.fenix.R
 import org.mozilla.fenix.components.accounts.AccountState
 import org.mozilla.fenix.components.accounts.FenixAccountManager
@@ -49,6 +50,7 @@ class HomeMenu(
         data class SyncAccount(val accountState: AccountState) : Item()
         object WhatsNew : Item()
         object Help : Item()
+        object CustomizeHome : Item()
         object Settings : Item()
         object Quit : Item()
         object ReconnectSync : Item()
@@ -167,6 +169,14 @@ class HomeMenu(
             onItemTapped.invoke(Item.Help)
         }
 
+        val customizeHomeItem = BrowserMenuImageText(
+            context.getString(R.string.browser_menu_customize_home),
+            R.drawable.ic_customize,
+            primaryTextColor
+        ) {
+            onItemTapped.invoke(Item.CustomizeHome)
+        }
+
         // Use nimbus to set the icon and title.
         val variables = experiments.getVariables(FeatureId.NIMBUS_VALIDATION)
         val settingsItem = BrowserMenuImageText(
@@ -200,6 +210,7 @@ class HomeMenu(
             BrowserMenuDivider(),
             whatsNewItem,
             helpItem,
+            if (FeatureFlags.customizeHome) customizeHomeItem else null,
             settingsItem,
             if (settings.shouldDeleteBrowsingDataOnQuit) quitItem else null
         ).also { items ->

app/src/main/java/org/mozilla/fenix/settings/CustomizationFragment.kt

@@ -144,6 +144,30 @@ class CustomizationFragment : PreferenceFragmentCompat() {
             isChecked = context.settings().showTopFrecentSites
             onPreferenceChangeListener = SharedPreferenceUpdater()
         }
+
+        requirePreference<SwitchPreference>(R.string.pref_key_recent_tabs).apply {
+            isVisible = FeatureFlags.showRecentTabsFeature
+            isChecked = context.settings().showRecentTabsFeature
+            onPreferenceChangeListener = SharedPreferenceUpdater()
+        }
+
+        requirePreference<SwitchPreference>(R.string.pref_key_recent_bookmarks).apply {
+            isVisible = FeatureFlags.recentBookmarksFeature
+            isChecked = context.settings().showRecentBookmarksFeature
+            onPreferenceChangeListener = SharedPreferenceUpdater()
+        }
+
+        requirePreference<SwitchPreference>(R.string.pref_key_pocket_homescreen_recommendations).apply {
+            isVisible = false
+            isChecked = context.settings().pocketRecommendations
+            onPreferenceChangeListener = SharedPreferenceUpdater()
+        }
+
+        requirePreference<SwitchPreference>(R.string.pref_key_history_metadata_feature).apply {
+            isVisible = FeatureFlags.historyMetadataUIFeature
+            isChecked = context.settings().historyMetadataUIFeature
+            onPreferenceChangeListener = SharedPreferenceUpdater()
+        }
     }
 
     private fun setupGesturesCategory() {

app/src/main/java/org/mozilla/fenix/utils/Settings.kt

@@ -1107,6 +1107,26 @@ class Settings(private val appContext: Context) : PreferencesHolder {
         featureFlag = FeatureFlags.historyMetadataUIFeature || isHistoryMetadataEnabled
     )
 
+    /**
+     * Indicates if the recent tabs functionality should be visible.
+     * Returns true if the [FeatureFlags.showRecentTabsFeature] and [R.string.pref_key_recent_tabs] are true.
+     */
+    var showRecentTabsFeature by featureFlagPreference(
+        appContext.getPreferenceKey(R.string.pref_key_recent_tabs),
+        default = FeatureFlags.showRecentTabsFeature,
+        featureFlag = FeatureFlags.showRecentTabsFeature
+    )
+
+    /**
+     * Indicates if the recent saved bookmarks functionality should be visible.
+     * Returns true if the [FeatureFlags.showRecentTabsFeature] and [R.string.pref_key_recent_bookmarks] are true.
+     */
+    var showRecentBookmarksFeature by featureFlagPreference(
+        appContext.getPreferenceKey(R.string.pref_key_recent_bookmarks),
+        default = FeatureFlags.recentBookmarksFeature,
+        featureFlag = FeatureFlags.recentBookmarksFeature
+    )
+
     /**
      * Storing desktop item checkbox value in the home screen menu.
      * If set to true, next opened tab from home screen will be opened in desktop mode.

app/src/main/res/navigation/nav_graph.xml

@@ -57,6 +57,9 @@
     <action
         android:id="@+id/action_global_settingsFragment"
         app:destination="@id/settingsFragment" />
+    <action
+        android:id="@+id/action_global_customizationFragment"
+        app:destination="@id/customizationFragment" />
     <action
         android:id="@+id/action_global_privateBrowsingFragment"
         app:destination="@id/privateBrowsingFragment" />
@@ -199,6 +202,9 @@
         <action
             android:id="@+id/action_browserFragment_to_settingsFragment"
             app:destination="@id/settingsFragment" />
+        <action
+            android:id="@+id/action_browserFragment_to_customFragment"
+            app:destination="@id/customizationFragment" />
         <action
             android:id="@+id/action_browserFragment_to_createShortcutFragment"
             app:destination="@id/createShortcutFragment" />

app/src/main/res/values/preference_keys.xml

@@ -147,6 +147,8 @@
     <string name="pref_key_dynamic_toolbar" translatable="false">pref_key_dynamic_toolbar</string>
     <string name="pref_key_swipe_toolbar_switch_tabs" translatable="false">pref_key_swipe_toolbar_switch_tabs</string>
     <string name="pref_key_swipe_toolbar_show_tabs" translatable="false">pref_key_swipe_toolbar_show_tabs</string>
+    <string name="pref_key_recent_tabs" translatable="false">pref_key_recent_tabs</string>
+    <string name="pref_key_recent_bookmarks" translatable="false">pref_key_recent_bookmarks</string>
 
     <!-- Tracking Protection Settings -->
     <string name="pref_key_etp_learn_more" translatable="false">pref_key_etp_learn_more</string>

app/src/main/res/values/strings.xml

@@ -194,7 +194,8 @@
     <string name="browser_menu_add">Add</string>
     <!-- Browser menu label for editing a bookmark -->
     <string name="browser_menu_edit">Edit</string>
-
+    <!-- Browser menu button that opens the Customize menu -->
+    <string name="browser_menu_customize_home">Customize home</string>
     <!-- Browser Toolbar -->
     <!-- Content description for the Home screen button on the browser toolbar -->
     <string name="browser_toolbar_home">Home screen</string>
@@ -382,6 +383,16 @@
     <!-- Toast shown after confirming the custom add-on collection configuration -->
     <string name="toast_customize_addon_collection_done">Add-on collection modified. Quitting the application to apply changes…</string>
 
+    <!-- Customize Home -->
+    <!-- Header text for jumping back into the recent tab in customize the home screen -->
+    <string name="customize_toggle_jump_back_in">Jump back in</string>
+    <!-- Title for the customize home screen section with recently saved bookmarks. -->
+    <string name="customize_toggle_recently_saved_bookmarks">Recently saved</string>
+    <!-- Title for the customize home screen section with recently visited. -->
+    <string name="customize_toggle_recently_visited">Recently visited</string>
+    <!-- Title for the customize home screen section with pocket. -->
+    <string name="customize_toggle_pocket">Pocket</string>
+
     <!-- Add-on Installation from AMO-->
     <!-- Error displayed when user attempts to install an add-on from AMO (addons.mozilla.org) that is not supported -->
     <string name="addon_not_supported_error">Add-on is not supported</string>
@@ -1810,8 +1821,10 @@
     <string name="top_sites_max_limit_content_2">To add a new top site, remove one. Touch and hold the site and select remove.</string>
     <!-- Confirmation dialog button text when top sites limit is reached. -->
     <string name="top_sites_max_limit_confirmation_button">OK, Got It</string>
+    <!-- Label for the show most visited top sites preference -->
+    <string name="top_sites_toggle_top_frecent_sites_2">Show most visited top sites</string>
     <!-- Label for the show most visited sites preference -->
-    <string name="top_sites_toggle_top_frecent_sites">Show most visited sites</string>
+    <string name="top_sites_toggle_top_frecent_sites" moz:removedIn="93" tools:ignore="UnusedResources">Show most visited sites</string>
 	<!-- Title text displayed in the rename top site dialog. -->
 	<string name="top_sites_rename_dialog_title">Name</string>
 	<!-- Hint for renaming title of a top site -->

app/src/main/res/xml/customization_preferences.xml

@@ -49,7 +49,27 @@
         app:iconSpaceReserved="false">
         <androidx.preference.SwitchPreference
             android:key="@string/pref_key_enable_top_frecent_sites"
-            android:title="@string/top_sites_toggle_top_frecent_sites" />
+            android:title="@string/top_sites_toggle_top_frecent_sites_2" />
+        <androidx.preference.SwitchPreference
+            android:key="@string/pref_key_recent_tabs"
+            android:title="@string/customize_toggle_jump_back_in"
+            app:isPreferenceVisible="false" />
+
+        <androidx.preference.SwitchPreference
+            android:key="@string/pref_key_recent_bookmarks"
+            android:title="@string/customize_toggle_recently_saved_bookmarks"
+            app:isPreferenceVisible="false" />
+
+        <androidx.preference.SwitchPreference
+            android:key="@string/pref_key_history_metadata_feature"
+            android:title="@string/customize_toggle_recently_visited"
+            app:isPreferenceVisible="false" />
+
+        <androidx.preference.SwitchPreference
+            android:key="@string/pref_key_pocket_homescreen_recommendations"
+            android:title="@string/customize_toggle_pocket"
+            app:isPreferenceVisible="false" />
+
     </androidx.preference.PreferenceCategory>
 
     <androidx.preference.PreferenceCategory

app/src/test/java/org/mozilla/fenix/components/toolbar/DefaultBrowserToolbarMenuControllerTest.kt

@@ -337,6 +337,18 @@ class DefaultBrowserToolbarMenuControllerTest {
         verify { navController.navigate(directions, null) }
     }
 
+    @Test
+    fun `WHEN CustomizeHome menu item is pressed THEN menu item is handled`() = runBlockingTest {
+        val item = ToolbarMenu.Item.CustomizeHome
+
+        val controller = createController(scope = this, store = browserStore)
+        controller.handleToolbarItemInteraction(item)
+
+        val directions = BrowserFragmentDirections.actionBrowserFragmentToCustomFragment()
+
+        verify { navController.navigate(directions, null) }
+    }
+
     @Test
     fun `WHEN bookmark menu item is pressed THEN navigate to bookmarks page`() = runBlockingTest {
         val item = ToolbarMenu.Item.Bookmarks