Closes AC#3695 - Add UI to open current page in external app

app/src/main/java/org/mozilla/fenix/browser/BrowserFragment.kt

@@ -175,12 +175,14 @@ class BrowserFragment : Fragment(), BackHandler {
                 this,
                 QuickActionViewModel::class.java
             ) {
+                val appLink = requireComponents.useCases.appLinksUseCases.appLinkRedirect
                 QuickActionViewModel(
                     QuickActionState(
                         readable = getSessionById()?.readerable ?: false,
                         bookmarked = findBookmarkedURL(getSessionById()),
                         readerActive = getSessionById()?.readerMode ?: false,
-                        bounceNeeded = false
+                        bounceNeeded = false,
+                        isAppLink = getSessionById()?.let { appLink.invoke(it.url).hasExternalApp() } ?: false
                     )
                 )
             }
@@ -538,6 +540,20 @@ class BrowserFragment : Fragment(), BackHandler {
                             feature.showControls()
                         }
                     }
+                    is QuickActionAction.OpenAppLinkPressed -> {
+                        appLinksFeature.withFeature { feature ->
+                            val getRedirect = requireComponents.useCases.appLinksUseCases.appLinkRedirect
+
+                            val redirect = getSessionById()?.let { session ->
+                                getRedirect.invoke(session.url)
+                            } ?: return@withFeature
+
+                            redirect.appIntent?.flags = Intent.FLAG_ACTIVITY_NEW_TASK
+
+                            val openAppLink = requireComponents.useCases.appLinksUseCases.openAppLink
+                            openAppLink.invoke(redirect)
+                        }
+                    }
                 }
             }
 
@@ -874,6 +890,7 @@ class BrowserFragment : Fragment(), BackHandler {
             override fun onUrlChanged(session: Session, url: String) {
                 super.onUrlChanged(session, url)
                 updateBookmarkState(session)
+                updateAppLinksState(session)
             }
         }
         getSessionById()?.register(observer, this)
@@ -916,6 +933,13 @@ class BrowserFragment : Fragment(), BackHandler {
         }
     }
 
+    private fun updateAppLinksState(session: Session) {
+        val url = session.url
+        val appLinks = requireComponents.useCases.appLinksUseCases.appLinkRedirect
+        getManagedEmitter<QuickActionChange>()
+            .onNext(QuickActionChange.AppLinkStateChange(appLinks.invoke(url).hasExternalApp()))
+    }
+
     private val collectionStorageObserver = object : TabCollectionStorage.Observer {
         override fun onCollectionCreated(title: String, sessions: List<Session>) {
             super.onCollectionCreated(title, sessions)

app/src/main/java/org/mozilla/fenix/components/UseCases.kt

@@ -8,6 +8,7 @@ import android.content.Context
 import mozilla.components.browser.search.SearchEngineManager
 import mozilla.components.browser.session.SessionManager
 import mozilla.components.concept.engine.Settings
+import mozilla.components.feature.app.links.AppLinksUseCases
 import mozilla.components.feature.search.SearchUseCases
 import mozilla.components.feature.session.SessionUseCases
 import mozilla.components.feature.session.SettingsUseCases
@@ -44,4 +45,6 @@ class UseCases(
      * Use cases that provide settings management.
      */
     val settingsUseCases by lazy { SettingsUseCases(engineSettings, sessionManager) }
+
+    val appLinksUseCases by lazy { AppLinksUseCases(context.applicationContext) }
 }

app/src/main/java/org/mozilla/fenix/quickactionsheet/QuickActionComponent.kt

@@ -36,7 +36,8 @@ data class QuickActionState(
     val readable: Boolean,
     val bookmarked: Boolean,
     val readerActive: Boolean,
-    val bounceNeeded: Boolean
+    val bounceNeeded: Boolean,
+    val isAppLink: Boolean
 ) : ViewState
 
 sealed class QuickActionAction : Action {
@@ -47,12 +48,14 @@ sealed class QuickActionAction : Action {
     object BookmarkPressed : QuickActionAction()
     object ReadPressed : QuickActionAction()
     object ReadAppearancePressed : QuickActionAction()
+    object OpenAppLinkPressed : QuickActionAction()
 }
 
 sealed class QuickActionChange : Change {
     data class BookmarkedStateChange(val bookmarked: Boolean) : QuickActionChange()
     data class ReadableStateChange(val readable: Boolean) : QuickActionChange()
     data class ReaderActiveStateChange(val active: Boolean) : QuickActionChange()
+    data class AppLinkStateChange(val isAppLink: Boolean) : QuickActionChange()
     object BounceNeededChange : QuickActionChange()
 }
 
@@ -74,6 +77,9 @@ class QuickActionViewModel(
                 is QuickActionChange.ReaderActiveStateChange -> {
                     state.copy(readerActive = change.active)
                 }
+                is QuickActionChange.AppLinkStateChange -> {
+                    state.copy(isAppLink = change.isAppLink)
+                }
             }
         }
     }

app/src/main/java/org/mozilla/fenix/quickactionsheet/QuickActionUIView.kt

@@ -79,6 +79,10 @@ class QuickActionUIView(
             actionEmitter.onNext(QuickActionAction.ReadAppearancePressed)
             quickActionSheetBehavior.state = BottomSheetBehavior.STATE_COLLAPSED
         }
+        view.quick_action_open_app_link.setOnClickListener {
+            actionEmitter.onNext(QuickActionAction.OpenAppLinkPressed)
+            quickActionSheetBehavior.state = BottomSheetBehavior.STATE_COLLAPSED
+        }
     }
 
     /**
@@ -133,6 +137,10 @@ class QuickActionUIView(
         if (it.bounceNeeded && Settings.getInstance(view.context).shouldAutoBounceQuickActionSheet) {
             quickActionSheet.bounceSheet()
         }
+
+        view.quick_action_open_app_link.apply {
+            visibility = if (it.isAppLink) View.VISIBLE else View.GONE
+        }
     }
 
     private fun updateReaderModeButton(withNotification: Boolean) {

app/src/main/res/drawable/library_icon_app_links_circle_background.xml

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <shape android:shape="oval">
+            <size
+                android:width="40dp"
+                android:height="40dp" />
+            <solid android:color="@color/library_app_links_icon_background" />
+        </shape>
+    </item>
+    <item
+        android:bottom="8dp"
+        android:left="8dp"
+        android:right="8dp"
+        android:top="8dp">
+        <vector
+            android:width="24dp"
+            android:height="24dp"
+            android:viewportWidth="24"
+            android:viewportHeight="24">
+            <path
+                android:fillColor="@color/library_app_links_icon"
+                android:pathData="M4.5,7C3.12,7 2,5.88 2,4.5S3.12,2 4.5,2 7,3.12 7,4.5 5.88,7 4.5,7zM4.5,22C3.12,22 2,20.88 2,19.5S3.12,17 4.5,17 7,18.12 7,19.5 5.88,22 4.5,22zM4.5,14.5C3.12,14.5 2,13.38 2,12s1.12,-2.5 2.5,-2.5S7,10.62 7,12s-1.12,2.5 -2.5,2.5zM19.5,7C18.12,7 17,5.88 17,4.5S18.12,2 19.5,2 22,3.12 22,4.5 20.88,7 19.5,7zM19.5,22c-1.38,0 -2.5,-1.12 -2.5,-2.5s1.12,-2.5 2.5,-2.5 2.5,1.12 2.5,2.5 -1.12,2.5 -2.5,2.5zM19.5,14.5c-1.38,0 -2.5,-1.12 -2.5,-2.5s1.12,-2.5 2.5,-2.5S22,10.62 22,12s-1.12,2.5 -2.5,2.5zM12,7c-1.38,0 -2.5,-1.12 -2.5,-2.5S10.62,2 12,2s2.5,1.12 2.5,2.5S13.38,7 12,7zM12,22c-1.38,0 -2.5,-1.12 -2.5,-2.5S10.62,17 12,17s2.5,1.12 2.5,2.5S13.38,22 12,22zM12,14.5c-1.38,0 -2.5,-1.12 -2.5,-2.5s1.12,-2.5 2.5,-2.5 2.5,1.12 2.5,2.5 -1.12,2.5 -2.5,2.5z"
+                />
+        </vector>
+    </item>
+</layer-list>

app/src/main/res/layout/layout_quick_action_sheet.xml

@@ -91,6 +91,20 @@
                 android:textSize="12sp"
                 android:visibility="gone" />
 
+            <Button
+                android:id="@+id/quick_action_open_app_link"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_weight="1"
+                android:background="?selectableItemBackgroundBorderless"
+                android:drawableTop="@drawable/library_icon_app_links_circle_background"
+                android:drawablePadding="5dp"
+                android:text="@string/quick_action_open_app_link"
+                android:textAllCaps="false"
+                android:textColor="?primaryText"
+                android:textSize="12sp"
+                android:visibility="gone" />
+
             <Button
                 android:id="@+id/quick_action_read"
                 android:layout_width="0dp"

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

@@ -120,6 +120,9 @@
     <color name="library_downloads_icon_background">#D4C1FA</color>
     <color name="library_downloads_icon">#2E2060</color>
 
+    <color name="library_app_links_icon_background">#E0E0E6</color>
+    <color name="library_app_links_icon">#20123A</color>
+
     <color name="bookmarks_icon_background_filled">#C60084</color>
     <color name="bookmarks_icon_filled">#FFB4DB</color>
     <color name="bookmarks_icon_background_outline">#FFB4DB</color>

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

@@ -256,6 +256,8 @@
     <string name="quick_action_read">Read</string>
     <!-- Button in the browser chrome to exit reader mode -->
     <string name="quick_action_read_close">Close</string>
+    <!-- Button in the browser chrome to open the current page in an external app -->
+    <string name="quick_action_open_app_link">Open in App</string>
     <!-- Button in the browser chrome to configure reader mode appearance e.g. the used font type and size -->
     <string name="quick_action_read_appearance">Appearance</string>
     <!-- Content description (not visible, for screen readers etc.): Quick action sheet handle to provide users