From 98febe7588f821f23e964a2ea65b77607e6ff75e Mon Sep 17 00:00:00 2001
From: Trubnikov Sergey <bugrazoid@yandex.ru>
Date: Wed, 24 Aug 2022 15:10:16 +0000
Subject: [PATCH] fix: Change hashier for `Sponsoring` storage


---
--- a/pallets/evm-contract-helpers/src/eth.rs
+++ b/pallets/evm-contract-helpers/src/eth.rs
@@ -295,24 +295,24 @@
 	for HelpersContractSponsoring<T>
 {
 	fn get_sponsor(who: &T::CrossAccountId, call: &(H160, Vec<u8>)) -> Option<T::CrossAccountId> {
-		let (contract, _) = call;
-		let mode = <Pallet<T>>::sponsoring_mode(*contract);
+		let (contract_address, _) = call;
+		let mode = <Pallet<T>>::sponsoring_mode(*contract_address);
 		if mode == SponsoringModeT::Disabled {
 			return None;
 		}
 
-		let sponsor = match <Pallet<T>>::get_sponsor(*contract) {
+		let sponsor = match <Pallet<T>>::get_sponsor(*contract_address) {
 			Some(sponsor) => sponsor,
 			None => return None,
 		};
 
-		if mode == SponsoringModeT::Allowlisted && !<Pallet<T>>::allowed(*contract, *who.as_eth()) {
+		if mode == SponsoringModeT::Allowlisted && !<Pallet<T>>::allowed(*contract_address, *who.as_eth()) {
 			return None;
 		}
 		let block_number = <frame_system::Pallet<T>>::block_number() as T::BlockNumber;
 
-		if let Some(last_tx_block) = <SponsorBasket<T>>::get(contract, who.as_eth()) {
-			let limit = <SponsoringRateLimit<T>>::get(contract);
+		if let Some(last_tx_block) = <SponsorBasket<T>>::get(contract_address, who.as_eth()) {
+			let limit = <SponsoringRateLimit<T>>::get(contract_address);
 
 			let timeout = last_tx_block + limit;
 			if block_number < timeout {
@@ -320,7 +320,7 @@
 			}
 		}
 
-		<SponsorBasket<T>>::insert(contract, who.as_eth(), block_number);
+		<SponsorBasket<T>>::insert(contract_address, who.as_eth(), block_number);
 
 		Some(sponsor)
 	}
--- a/pallets/evm-contract-helpers/src/lib.rs
+++ b/pallets/evm-contract-helpers/src/lib.rs
@@ -29,7 +29,6 @@
 	use pallet_evm_coder_substrate::DispatchResult;
 	use sp_core::H160;
 	use pallet_evm::account::CrossAccountId;
-	use frame_system::pallet_prelude::BlockNumberFor;
 	use up_data_structs::SponsorshipState;
 
 	#[pallet::config]
@@ -66,9 +65,13 @@
 	pub(super) type SelfSponsoring<T: Config> =
 		StorageMap<Hasher = Twox128, Key = H160, Value = bool, QueryKind = ValueQuery>;
 
+	/// Store for contract sponsorship state.
+	/// 
+	/// * **Key** - contract address.
+	/// * **Value** - sponsorship state.
 	#[pallet::storage]
 	pub(super) type Sponsoring<T: Config> = StorageMap<
-		Hasher = Twox128,
+		Hasher = Twox64Concat,
 		Key = H160,
 		Value = SponsorshipState<T::CrossAccountId>,
 		QueryKind = ValueQuery,

-- 
gitstuff