Add support for mystery items notifications

Habitica/res/values/strings.xml

@@ -867,6 +867,7 @@
     <string name="new_msg_guild"><![CDATA[<b>%1$s</b> has new posts]]></string>
     <string name="new_msg_party"><![CDATA[Your Party, <b>%1$s</b>, has new posts]]></string>
     <string name="unallocated_stats_points"><![CDATA[You have <b>%1$s unallocated Stat Points</b>]]></string>
+    <string name="new_subscriber_item"><![CDATA[You have new <b>Mystery Items</b>]]></string>
     <string name="create">Create</string>
     <string name="only_leader_create_challenge">Only leader can create Challenges</string>
     <string name="create_party">Create Party</string>

Habitica/src/main/java/com/habitrpg/android/habitica/models/notifications/GlobalNotification.kt

@@ -7,6 +7,7 @@ import java.lang.reflect.Type
 enum class NotificationType(val type: String) {
     NEW_STUFF("NEW_STUFF"),
     NEW_CHAT_MESSAGE("NEW_CHAT_MESSAGE"),
+    NEW_MYSTERY_ITEMS("NEW_MYSTERY_ITEMS"),
     UNALLOCATED_STATS_POINTS("UNALLOCATED_STATS_POINTS");
 
     companion object {

Habitica/src/main/java/com/habitrpg/android/habitica/ui/activities/NotificationsActivity.kt

@@ -92,6 +92,7 @@ class NotificationsActivity : BaseActivity(), androidx.swiperefreshlayout.widget
                 NotificationType.NEW_CHAT_MESSAGE.type -> createNewChatMessageNotification(it)
                 NotificationType.NEW_STUFF.type -> createNewStuffNotification(it)
                 NotificationType.UNALLOCATED_STATS_POINTS.type -> createUnallocatedStatsNotification(it)
+                NotificationType.NEW_MYSTERY_ITEMS.type -> createMysteryItemsNotification(it)
                 //TODO rest of the notification types
                 else -> null
             }
@@ -143,6 +144,14 @@ class NotificationsActivity : BaseActivity(), androidx.swiperefreshlayout.widget
         )
     }
 
+    private fun createMysteryItemsNotification(notification: GlobalNotification): View? {
+        return createNotificationItem(
+                notification,
+                fromHtml(getString(R.string.new_subscriber_item)),
+                R.drawable.notification_mystery_item
+        )
+    }
+
     private fun createNotificationItem(notification: GlobalNotification, messageText: CharSequence, imageResourceId: Int? = null): View? {
         val item = inflater.inflate(R.layout.notification_item, notification_items, false)
 

Habitica/src/main/java/com/habitrpg/android/habitica/ui/viewmodels/NotificationsViewModel.kt

@@ -61,4 +61,4 @@ open class NotificationsViewModel : BaseViewModel() {
         //TODO("not implemented")
     }
 
-}
+}