From 7566c01e46480fc91096590a91df6b43c0bb56a5 Mon Sep 17 00:00:00 2001
From: ron <yrong1997@gmail.com>
Date: Tue, 3 Sep 2024 08:20:22 +0800
Subject: [PATCH] Fix building error

---
 bridges/snowbridge/pallets/system/src/lib.rs               | 7 +++----
 bridges/snowbridge/primitives/core/src/lib.rs              | 2 +-
 .../bridge-hub-rococo/src/bridge_to_ethereum_config.rs     | 2 ++
 .../runtimes/bridge-hubs/bridge-hub-rococo/src/lib.rs      | 4 ----
 4 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/bridges/snowbridge/pallets/system/src/lib.rs b/bridges/snowbridge/pallets/system/src/lib.rs
index 46a94782666c..0814a0e35f0c 100644
--- a/bridges/snowbridge/pallets/system/src/lib.rs
+++ b/bridges/snowbridge/pallets/system/src/lib.rs
@@ -38,11 +38,10 @@
 //!
 //! ## Polkadot-native tokens on Ethereum
 //!
-//! Tokens deposited on AssetHub pallet can be bridged to Ethereum as wrapped ERC20 tokens. As a prerequisite,
-//! the token should be registered first.
+//! Tokens deposited on AssetHub pallet can be bridged to Ethereum as wrapped ERC20 tokens. As a
+//! prerequisite, the token should be registered first.
 //!
 //! * [`Call:register_token`]: Register a token location as a wrapped ERC20 contract on Ethereum.
-//!
 #![cfg_attr(not(feature = "std"), no_std)]
 #[cfg(test)]
 mod mock;
@@ -762,7 +761,7 @@ pub mod pallet {
 
 	impl<T: Config> MaybeEquivalence<TokenId, Location> for Pallet<T> {
 		fn convert(foreign_id: &TokenId) -> Option<Location> {
-			ForeignToNativeId::<T>::get(id)
+			ForeignToNativeId::<T>::get(foreign_id)
 		}
 		fn convert_back(location: &Location) -> Option<TokenId> {
 			NativeToForeignId::<T>::get(location)
diff --git a/bridges/snowbridge/primitives/core/src/lib.rs b/bridges/snowbridge/primitives/core/src/lib.rs
index 0afba79fd765..f2e4f9131b50 100644
--- a/bridges/snowbridge/primitives/core/src/lib.rs
+++ b/bridges/snowbridge/primitives/core/src/lib.rs
@@ -168,7 +168,7 @@ impl DescribeLocation for DescribeHere {
 pub type AgentIdOf =
 	HashedDescription<AgentId, (DescribeHere, DescribeFamily<DescribeAllTerminal>)>;
 
-#[derive(Clone, Encode, Decode, RuntimeDebug, TypeInfo)]
+#[derive(Clone, Encode, Decode, PartialEq, RuntimeDebug, TypeInfo)]
 pub struct AssetMetadata {
 	pub name: BoundedVec<u8, ConstU32<32>>,
 	pub symbol: BoundedVec<u8, ConstU32<32>>,
diff --git a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/bridge_to_ethereum_config.rs b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/bridge_to_ethereum_config.rs
index 4e585c99b89e..26857d262c20 100644
--- a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/bridge_to_ethereum_config.rs
+++ b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/bridge_to_ethereum_config.rs
@@ -166,6 +166,8 @@ parameter_types! {
 	};
 }
 
+pub const SLOTS_PER_EPOCH: u32 = snowbridge_pallet_ethereum_client::config::SLOTS_PER_EPOCH as u32;
+
 impl snowbridge_pallet_ethereum_client::Config for Runtime {
 	type RuntimeEvent = RuntimeEvent;
 	type ForkVersions = ChainForkVersions;
diff --git a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/lib.rs b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/lib.rs
index b28113e76b3d..14409ce4642d 100644
--- a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/lib.rs
+++ b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/lib.rs
@@ -42,10 +42,6 @@ use bridge_runtime_common::extensions::{
 	CheckAndBoostBridgeGrandpaTransactions, CheckAndBoostBridgeParachainsTransactions,
 };
 use cumulus_pallet_parachain_system::RelayNumberMonotonicallyIncreases;
-use snowbridge_core::{
-	outbound::{Command, Fee},
-	AgentId, PricingParameters,
-};
 use sp_api::impl_runtime_apis;
 use sp_core::{crypto::KeyTypeId, OpaqueMetadata};
 use sp_runtime::{