1 files changed, 22 insertions, 5 deletions
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/iitems/NotificationIItem.kt b/app/src/main/kotlin/com/pitchedapps/frost/iitems/NotificationIItem.kt
index 8bc2c1fe..d1f9eaf4 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/iitems/NotificationIItem.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/iitems/NotificationIItem.kt
@@ -12,6 +12,7 @@ import ca.allanwang.kau.utils.visible
 import ca.allanwang.kau.utils.withAlpha
 import com.mikepenz.fastadapter.FastAdapter
 import com.mikepenz.fastadapter.adapters.ItemAdapter
+import com.mikepenz.fastadapter.commons.utils.DiffCallback
 import com.pitchedapps.frost.R
 import com.pitchedapps.frost.glide.FrostGlide
 import com.pitchedapps.frost.glide.GlideApp
@@ -40,15 +41,31 @@ class NotificationIItem(val notification: FrostNotif, val cookie: String) : KauI
                         true
                     }
         }
+
+        //todo see if necessary
+        val DIFF: DiffCallback<NotificationIItem> by lazy(::Diff)
+    }
+
+    private class Diff : DiffCallback<NotificationIItem> {
+
+        override fun areItemsTheSame(oldItem: NotificationIItem, newItem: NotificationIItem) =
+                oldItem.notification.id == newItem.notification.id
+
+        override fun areContentsTheSame(oldItem: NotificationIItem, newItem: NotificationIItem) =
+                oldItem.notification == newItem.notification
+
+        override fun getChangePayload(oldItem: NotificationIItem, oldItemPosition: Int, newItem: NotificationIItem, newItemPosition: Int): Any? {
+            return newItem
+        }
     }
 
     class ViewHolder(itemView: View) : FastAdapter.ViewHolder<NotificationIItem>(itemView) {
 
-        val frame: ViewGroup by bindView(R.id.item_frame)
-        val avatar: ImageView by bindView(R.id.item_avatar)
-        val content: TextView by bindView(R.id.item_content)
-        val date: TextView by bindView(R.id.item_date)
-        val thumbnail: ImageView by bindView(R.id.item_thumbnail)
+        private val frame: ViewGroup by bindView(R.id.item_frame)
+        private val avatar: ImageView by bindView(R.id.item_avatar)
+        private val content: TextView by bindView(R.id.item_content)
+        private val date: TextView by bindView(R.id.item_date)
+        private val thumbnail: ImageView by bindView(R.id.item_thumbnail)
 
         private val glide
             get() = GlideApp.with(itemView)