From f837334117a39ad58064ad78bb87763cf652c34e Mon Sep 17 00:00:00 2001
From: kozyrevdev <73348153+kozyrevdev@users.noreply.github.com>
Date: Thu, 07 Oct 2021 14:58:29 +0000
Subject: [PATCH] Merge pull request #212 from UniqueNetwork/feature/skip-zero-transfers


Skip zero value transfers in transferFrom

---
--- a/pallets/nft/src/lib.rs
+++ b/pallets/nft/src/lib.rs
@@ -1354,6 +1354,10 @@
                 Self::check_white_list(&target_collection, &recipient)?;
             }
 
+            if value == 0 {
+                return Ok(())
+            }
+
             // Reduce approval by transferred amount or remove if remaining approval drops to 0
             if approval.saturating_sub(value) > 0 {
                 <Allowances<T>>::insert(collection_id, (item_id, &from, &sender), approval - value);
@@ -2882,4 +2886,4 @@
     }
 }
 
-// #endregion
\ No newline at end of file
+// #endregion
--- a/runtime/src/lib.rs
+++ b/runtime/src/lib.rs
@@ -151,7 +151,7 @@
     spec_name: create_runtime_str!("nft"),
     impl_name: create_runtime_str!("nft"),
     authoring_version: 1,
-    spec_version: 3,
+    spec_version: 4,
     impl_version: 1,
     apis: RUNTIME_API_VERSIONS,
     transaction_version: 1,

-- 
gitstuff