optimal adapter

hoanganhtuan95ptit · Feb 26, 2023 · 76d6d44 · 76d6d44
1 parent d4ab2a5
commit 76d6d44
Showing 1 changed file with 13 additions and 2 deletions.
diff --git a/core-app/src/main/java/com/one/coreapp/ui/base/adapters/BaseAsyncAdapter.kt b/core-app/src/main/java/com/one/coreapp/ui/base/adapters/BaseAsyncAdapter.kt
@@ -6,7 +6,6 @@ import androidx.annotation.Keep
 import androidx.recyclerview.widget.*
 import androidx.viewbinding.ViewBinding
 import com.one.coreapp.App
-import com.one.coreapp.TRANSITION
 
 abstract class BaseAsyncAdapter<T : ViewItemCloneable, B : ViewBinding>(
     itemCallback: DiffUtil.ItemCallback<T>? = null,
@@ -100,11 +99,23 @@ class BaseBindingViewHolder<B : ViewBinding>(val binding: B, val viewType: Int)
 class DefaultItemCallback<T : ViewItem> : DiffUtil.ItemCallback<T>() {
 
     override fun areItemsTheSame(oldItem: T, newItem: T): Boolean {
+
         return oldItem.areItemsTheSame() == newItem.areItemsTheSame()
     }
 
     override fun areContentsTheSame(oldItem: T, newItem: T): Boolean {
-        return false
+
+        val payloads = ArrayList<Any>()
+
+        val oldItemCompare = oldItem.getContentsCompare()
+        val newItemCompare = newItem.getContentsCompare()
+
+        oldItemCompare.forEachIndexed { index, pair ->
+
+            if (pair.first != newItemCompare.getOrNull(index)?.first) payloads.add(pair.second)
+        }
+
+        return payloads.isEmpty()
     }
 
     override fun getChangePayload(oldItem: T, newItem: T): Any? {