From 80ed32dad524955b63e2c3fea7c14defcd24d79c Mon Sep 17 00:00:00 2001
From: NingBo Wang <2536935847@qq.com>
Date: Fri, 13 Jan 2023 04:51:30 +0800
Subject: [PATCH] feat:Make the XcmTransfer trait support
 transfer_multiasset_with_fee (#870)

---
 traits/src/xcm_transfer.rs |  9 +++++++++
 xtokens/src/lib.rs         | 11 +++++++++++
 2 files changed, 20 insertions(+)

diff --git a/traits/src/xcm_transfer.rs b/traits/src/xcm_transfer.rs
index cd671f5e6..c4dacb116 100644
--- a/traits/src/xcm_transfer.rs
+++ b/traits/src/xcm_transfer.rs
@@ -19,4 +19,13 @@ pub trait XcmTransfer<AccountId, Balance, CurrencyId> {
 		dest: MultiLocation,
 		dest_weight_limit: WeightLimit,
 	) -> DispatchResult;
+
+	/// Transfer `MultiAssetWithFee`
+	fn transfer_multiasset_with_fee(
+		who: AccountId,
+		asset: MultiAsset,
+		fee: MultiAsset,
+		dest: MultiLocation,
+		dest_weight_limit: WeightLimit,
+	) -> DispatchResult;
 }
diff --git a/xtokens/src/lib.rs b/xtokens/src/lib.rs
index 25cb2a35c..0cf6ab4bf 100644
--- a/xtokens/src/lib.rs
+++ b/xtokens/src/lib.rs
@@ -953,6 +953,17 @@ pub mod module {
 		) -> DispatchResult {
 			Self::do_transfer_multiasset(who, asset, dest, dest_weight_limit)
 		}
+
+		#[require_transactional]
+		fn transfer_multiasset_with_fee(
+			who: T::AccountId,
+			asset: MultiAsset,
+			fee: MultiAsset,
+			dest: MultiLocation,
+			dest_weight_limit: WeightLimit,
+		) -> DispatchResult {
+			Self::do_transfer_multiasset_with_fee(who, asset, fee, dest, dest_weight_limit)
+		}
 	}
 }