Change Asset Class Creation Deposits (#259)

Change the asset class creation deposits to use standard storage deposit functionality. Similar to #237
polkadot-fellows · Mar 28, 2024 · 256059b · 256059b
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -39,6 +39,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Update runtime weights [polkadot-fellows/runtimes#223](https://github.com/polkadot-fellows/runtimes/pull/223)
 - Treasury Spend detects relative locations of the native asset ([polkadot-fellows/runtimes#233](https://github.com/polkadot-fellows/runtimes/pull/233))
 - Increase consumer reference limits for Asset Hubs ([polkadot-fellows/runtimes#258](https://github.com/polkadot-fellows/runtimes/pull/258))
+- Updated Asset Hub asset class creation deposit to use `system_para_deposit()` ([polkadot-fellows/runtimes#259](https://github.com/polkadot-fellows/runtimes/pull/259))
 
 ### Removed
 

diff --git a/system-parachains/asset-hubs/asset-hub-kusama/primitives/src/lib.rs b/system-parachains/asset-hubs/asset-hub-kusama/primitives/src/lib.rs
@@ -24,7 +24,7 @@ use xcm::prelude::*;
 
 pub use bp_xcm_bridge_hub_router::XcmBridgeHubRouterCall;
 
-use system_parachains_constants::kusama::currency::UNITS;
+use system_parachains_constants::kusama::currency::*;
 
 /// `AssetHubKusama` Runtime `Call` enum.
 ///
@@ -52,7 +52,7 @@ frame_support::parameter_types! {
 	pub UncongestedMessage: Xcm<()> = build_congestion_message(false).into();
 
 	/// Should match the `AssetDeposit` of the `ForeignAssets` pallet on Asset Hub.
-	pub const CreateForeignAssetDeposit: u128 = UNITS / 10;
+	pub const CreateForeignAssetDeposit: u128 = system_para_deposit(1, 190);
 }
 
 fn build_congestion_message(is_congested: bool) -> sp_std::vec::Vec<Instruction<()>> {

diff --git a/system-parachains/asset-hubs/asset-hub-kusama/src/lib.rs b/system-parachains/asset-hubs/asset-hub-kusama/src/lib.rs
@@ -245,7 +245,7 @@ impl pallet_transaction_payment::Config for Runtime {
 }
 
 parameter_types! {
-	pub const AssetDeposit: Balance = UNITS / 10; // 1 / 10 UNITS deposit to create asset
+	pub const AssetDeposit: Balance = system_para_deposit(1, 190);
 	pub const AssetAccountDeposit: Balance = system_para_deposit(1, 16);
 	pub const AssetsStringLimit: u32 = 50;
 	/// Key = 32 bytes, Value = 36 bytes (32+1+1+1+1)

diff --git a/system-parachains/asset-hubs/asset-hub-polkadot/primitives/src/lib.rs b/system-parachains/asset-hubs/asset-hub-polkadot/primitives/src/lib.rs
@@ -24,7 +24,7 @@ use xcm::prelude::*;
 
 pub use bp_xcm_bridge_hub_router::XcmBridgeHubRouterCall;
 
-use system_parachains_constants::polkadot::currency::UNITS;
+use system_parachains_constants::polkadot::currency::*;
 
 /// `AssetHubPolkadot` Runtime `Call` enum.
 ///
@@ -52,7 +52,7 @@ frame_support::parameter_types! {
 	pub UncongestedMessage: Xcm<()> = build_congestion_message(false).into();
 
 	/// Should match the `AssetDeposit` of the `ForeignAssets` pallet on Asset Hub.
-	pub const CreateForeignAssetDeposit: u128 = 10 * UNITS;
+	pub const CreateForeignAssetDeposit: u128 = system_para_deposit(1, 190);
 }
 
 fn build_congestion_message(is_congested: bool) -> sp_std::vec::Vec<Instruction<()>> {

diff --git a/system-parachains/asset-hubs/asset-hub-polkadot/src/lib.rs b/system-parachains/asset-hubs/asset-hub-polkadot/src/lib.rs
@@ -265,7 +265,7 @@ impl pallet_transaction_payment::Config for Runtime {
 }
 
 parameter_types! {
-	pub const AssetDeposit: Balance = 10 * UNITS; // 10 UNITS deposit to create fungible asset class
+	pub const AssetDeposit: Balance = system_para_deposit(1, 190);
 	pub const AssetAccountDeposit: Balance = system_para_deposit(1, 16);
 	pub const AssetsStringLimit: u32 = 50;
 	/// Key = 32 bytes, Value = 36 bytes (32+1+1+1+1)