From d033b4e68dd84144383a6fe4f7102f3d73d43d8a Mon Sep 17 00:00:00 2001
From: kunfei <gekunfei@live.com>
Date: Tue, 20 Aug 2019 09:05:07 +0800
Subject: [PATCH] up

---
 .../io/legado/app/ui/changesource/DiffCallBack.kt     | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/io/legado/app/ui/changesource/DiffCallBack.kt b/app/src/main/java/io/legado/app/ui/changesource/DiffCallBack.kt
index 2183c51e5..2cb911204 100644
--- a/app/src/main/java/io/legado/app/ui/changesource/DiffCallBack.kt
+++ b/app/src/main/java/io/legado/app/ui/changesource/DiffCallBack.kt
@@ -21,7 +21,16 @@ class DiffCallBack(private val oldItems: List<SearchBook>, private val newItems:
 
     override fun areContentsTheSame(oldItemPosition: Int, newItemPosition: Int): Boolean {
         return oldItems[oldItemPosition].originName == newItems[newItemPosition].originName
-                && oldItems[oldItemPosition].latestChapterTitle == newItems[newItemPosition].originName
+                && oldItems[oldItemPosition].latestChapterTitle == newItems[newItemPosition].latestChapterTitle
+    }
+
+    override fun getChangePayload(oldItemPosition: Int, newItemPosition: Int): Any? {
+        val oldItem = oldItems[oldItemPosition]
+        val newItem = newItems[newItemPosition]
+        if (oldItem.originName != newItem.originName || oldItem.latestChapterTitle != newItem.latestChapterTitle) {
+            return true
+        }
+        return null
     }
 
 }
\ No newline at end of file