For #911: Adds reader mode notification on first launch

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

@@ -16,6 +16,7 @@ import io.reactivex.functions.Consumer
 import kotlinx.android.synthetic.main.fragment_browser.*
 import kotlinx.android.synthetic.main.layout_quick_action_sheet.*
 import kotlinx.android.synthetic.main.layout_quick_action_sheet.view.*
+import kotlinx.android.synthetic.main.onboarding_privacy_notice.view.*
 import org.mozilla.fenix.R
 import org.mozilla.fenix.components.metrics.Event
 import org.mozilla.fenix.ext.components
@@ -105,6 +106,11 @@ class QuickActionUIView(
     override fun updateView() = Consumer<QuickActionState> {
         view.quick_action_read.apply {
             visibility = if (it.readable) View.VISIBLE else View.GONE
+
+            val shouldNotify = Settings.getInstance(context).preferences
+                .getBoolean(context.getString(R.string.pref_key_reader_mode_notification), true)
+            updateReaderModeButton(it.readable && shouldNotify)
+
             isSelected = it.readerActive
             text = if (it.readerActive) {
                 context.getString(R.string.quick_action_read_close)
@@ -119,4 +125,19 @@ class QuickActionUIView(
             quickActionSheet.bounceSheet()
         }
     }
+
+    private fun updateReaderModeButton(withNotification: Boolean) {
+        if (withNotification) {
+            quickActionSheet.bounceSheet()
+            val readerTwoStateDrawable = view.context.getDrawable(R.drawable.reader_two_state_with_notification)
+            view.quick_action_read
+                .setCompoundDrawablesWithIntrinsicBounds(null, readerTwoStateDrawable, null, null)
+            Settings.getInstance(view.context).preferences.edit()
+                .putBoolean(view.context.getString(R.string.pref_key_reader_mode_notification), false).apply()
+        } else {
+            val readerTwoStateDrawable = view.context.getDrawable(R.drawable.reader_two_state)
+            view.quick_action_read
+                .setCompoundDrawablesWithIntrinsicBounds(null, readerTwoStateDrawable, null, null)
+        }
+    }
 }

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

@@ -0,0 +1,13 @@
+<?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/. -->
+
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+       android:shape="oval">
+    <size
+        android:width="14dp"
+        android:height="14dp" />
+    <solid android:color="?accentBright" />
+    <stroke android:color="@color/light_grey_05"/>
+</shape>

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

@@ -0,0 +1,10 @@
+<?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/. -->
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_selected="false"
+          android:drawable="@drawable/quick_action_icon_read_with_notification" />
+    <item android:state_selected="true"
+          android:drawable="@drawable/quick_action_icon_close" />
+</selector>

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

@@ -43,9 +43,8 @@
 
     <!-- Search Settings -->
     <string name="pref_key_show_search_suggestions" translatable="false">pref_key_show_search_suggestions</string>
-
-    <string name="pref_key_bounce_quick_action" translatable="false">pref_key_bounce_quick_action</string>
     <string name="pref_key_show_visited_sites_bookmarks" translatable="false">pref_key_show_visited_sites_bookmarks</string>
+
     <!-- Site Permissions Settings -->
     <string name="pref_key_optimize" translatable="false">pref_key_optimize</string>
     <string name="pref_key_show_site_exceptions" translatable="false">pref_key_show_site_exceptions</string>
@@ -68,4 +67,8 @@
     <string name="pref_key_tracking_protection_settings" translatable="false">pref_key_tracking_protection_settings</string>
     <string name="pref_key_tracking_protection" translatable="false">pref_key_tracking_protection</string>
     <string name="pref_key_tracking_protection_exceptions" translatable="false">pref_key_tracking_protection_exceptions</string>
+
+    <!-- Quick Action Sheet -->
+    <string name="pref_key_bounce_quick_action" translatable="false">pref_key_bounce_quick_action</string>
+    <string name="pref_key_reader_mode_notification" translatable="false">pref_key_reader_mode_notification</string>
 </resources>