Add asset-registry (#74)

Cargo.toml

@@ -128,6 +128,10 @@ cumulus-client-collator = "0.7.0"
 substrate-wasm-builder = { version = "17.0.0" }
 substrate-build-script-utils = "11.0.0"
 
+# Orml
+orml-asset-registry = { version = "0.7.0", default-features = false }
+orml-traits = { version = "0.7.0", default-features = false }
+
 # Polytope Labs
 ismp = { git="https://github.com/Szegoo/hyperbridge.git", branch="fix-try-runtime", default-features = false }
 pallet-ismp = { git="https://github.com/Szegoo/hyperbridge.git", branch="fix-try-runtime", default-features = false }

runtime/primitives/Cargo.toml

@@ -7,13 +7,17 @@ homepage.workspace = true
 repository.workspace = true
 
 [dependencies]
+parity-scale-codec = { workspace = true }
+scale-info = { workspace = true }
 
 sp-core = { workspace = true, default-features = false }
 sp-runtime = { workspace = true, default-features = false }
 
 [features]
 default = ["std"]
 std = [
+	"parity-scale-codec/std",
+    "scale-info/std",
     "sp-core/std",
     "sp-runtime/std",
 ]

runtime/primitives/src/assets.rs

@@ -0,0 +1,18 @@
+use parity_scale_codec::{Decode, Encode, MaxEncodedLen};
+use scale_info::TypeInfo;
+
+#[derive(
+	Clone,
+	Copy,
+	Default,
+	PartialOrd,
+	Ord,
+	PartialEq,
+	Eq,
+	Debug,
+	Encode,
+	Decode,
+	TypeInfo,
+	MaxEncodedLen,
+)]
+pub struct CustomMetadata;

runtime/primitives/src/lib.rs

@@ -15,6 +15,8 @@
 
 #![cfg_attr(not(feature = "std"), no_std)]
 
+pub mod assets;
+
 use sp_runtime::{
 	generic,
 	traits::{BlakeTwo256, IdentifyAccount, Verify},

runtime/regionx/Cargo.toml

@@ -29,6 +29,10 @@ ismp-parachain = { workspace = true, default-features = false }
 ismp-runtime-api = { workspace = true, default-features = false }
 ismp-parachain-runtime-api = { workspace = true, default-features = false }
 
+# Orml
+orml-asset-registry = { workspace = true }
+orml-traits = { workspace = true }
+
 # Substrate
 frame-benchmarking = { workspace = true, optional = true }
 frame-executive = { workspace = true }
@@ -107,6 +111,7 @@ std = [
 	"frame-system/std",
 	"frame-try-runtime?/std",
 	"log/std",
+	"orml-asset-registry/std",
 	"pallet-assets/std",
 	"pallet-aura/std",
 	"pallet-authorship/std",
@@ -154,6 +159,7 @@ runtime-benchmarks = [
 	"frame-system-benchmarking/runtime-benchmarks",
 	"frame-system/runtime-benchmarks",
 	"hex-literal",
+	"orml-asset-registry/runtime-benchmarks",
 	"pallet-assets/runtime-benchmarks",
 	"pallet-balances/runtime-benchmarks",
 	"pallet-collator-selection/runtime-benchmarks",
@@ -179,6 +185,7 @@ try-runtime = [
 	"frame-support/try-runtime",
 	"frame-system/try-runtime",
 	"frame-try-runtime/try-runtime",
+	"orml-asset-registry/try-runtime",
 	"pallet-ismp/try-runtime",
 	"ismp-parachain/try-runtime",
 	"pallet-assets/try-runtime",

runtime/regionx/src/impls.rs

@@ -0,0 +1,30 @@
+use crate::{AssetId, Runtime};
+use orml_asset_registry::DefaultAssetMetadata;
+use orml_traits::asset_registry::AssetProcessor;
+use parity_scale_codec::{Decode, Encode, MaxEncodedLen};
+use scale_info::TypeInfo;
+use sp_runtime::DispatchError;
+
+#[derive(
+	Clone, Copy, PartialOrd, Ord, PartialEq, Eq, Debug, Encode, Decode, TypeInfo, MaxEncodedLen,
+)]
+pub struct CustomAssetProcessor;
+
+impl AssetProcessor<AssetId, DefaultAssetMetadata<Runtime>> for CustomAssetProcessor {
+	fn pre_register(
+		id: Option<AssetId>,
+		metadata: DefaultAssetMetadata<Runtime>,
+	) -> Result<(AssetId, DefaultAssetMetadata<Runtime>), DispatchError> {
+		match id {
+			Some(id) => Ok((id, metadata)),
+			None => Err(DispatchError::Other("asset-registry: AssetId is required")),
+		}
+	}
+
+	fn post_register(
+		_id: AssetId,
+		_metadata: DefaultAssetMetadata<Runtime>,
+	) -> Result<(), DispatchError> {
+		Ok(())
+	}
+}

runtime/regionx/src/lib.rs

@@ -26,8 +26,11 @@ extern crate alloc;
 mod weights;
 pub mod xcm_config;
 
+mod impls;
 mod ismp;
 
+use impls::*;
+
 use cumulus_pallet_parachain_system::RelayNumberStrictlyIncreases;
 use cumulus_primitives_core::{AggregateMessageOrigin, ParaId};
 use frame_support::traits::TransformOrigin;
@@ -93,7 +96,8 @@ use weights::{BlockExecutionWeight, ExtrinsicBaseWeight, RocksDbWeight};
 use xcm::latest::prelude::BodyId;
 
 use regionx_primitives::{
-	AccountId, Address, Balance, BlockNumber, Hash, Header, Nonce, Signature,
+	assets::CustomMetadata, AccountId, Address, Balance, BlockNumber, Hash, Header, Nonce,
+	Signature,
 };
 
 pub type Block = generic::Block<Header, UncheckedExtrinsic>;
@@ -228,6 +232,8 @@ const MAXIMUM_BLOCK_WEIGHT: Weight = Weight::from_parts(
 	cumulus_primitives_core::relay_chain::MAX_POV_SIZE as u64,
 );
 
+type AssetId = u32;
+
 /// The version information used to identify this runtime when compiled natively.
 #[cfg(feature = "std")]
 pub fn native_version() -> NativeVersion {
@@ -366,11 +372,11 @@ parameter_types! {
 impl pallet_assets::Config for Runtime {
 	type RuntimeEvent = RuntimeEvent;
 	type Balance = Balance;
-	type AssetId = u32;
-	type AssetIdParameter = parity_scale_codec::Compact<u32>;
+	type AssetId = AssetId;
+	type AssetIdParameter = parity_scale_codec::Compact<AssetId>;
 	type Currency = Balances;
 	// TODO after https://github.com/RegionX-Labs/RegionX-Node/issues/72:
-	// Allow only TC to create an asset as well.
+	// Allow only TC to create an asset.
 	type CreateOrigin = AsEnsureOriginWithArg<EnsureSigned<AccountId>>;
 	type ForceOrigin = EnsureRoot<AccountId>;
 	type AssetDeposit = AssetDeposit;
@@ -389,6 +395,19 @@ impl pallet_assets::Config for Runtime {
 	type BenchmarkHelper = ();
 }
 
+impl orml_asset_registry::Config for Runtime {
+	type AssetId = AssetId;
+	type AssetProcessor = CustomAssetProcessor;
+	// TODO after https://github.com/RegionX-Labs/RegionX-Node/issues/72:
+	// Allow TC to register an asset.
+	type AuthorityOrigin = EnsureRoot<AccountId>;
+	type Balance = Balance;
+	type CustomMetadata = CustomMetadata;
+	type StringLimit = AssetsStringLimit;
+	type RuntimeEvent = RuntimeEvent;
+	type WeightInfo = ();
+}
+
 parameter_types! {
 	/// Relay Chain `TransactionByteFee` / 10
 	pub const TransactionByteFee: Balance = 10 * MICROM4X;
@@ -548,26 +567,27 @@ construct_runtime!(
 		Balances: pallet_balances = 10,
 		TransactionPayment: pallet_transaction_payment = 11,
 		Assets: pallet_assets = 12,
+		OrmlAssetRegistry: orml_asset_registry = 13,
 
 		// Governance
-		Sudo: pallet_sudo = 15,
+		Sudo: pallet_sudo = 20,
 
 		// Collator support. The order of these 4 are important and shall not change.
-		Authorship: pallet_authorship = 20,
-		CollatorSelection: pallet_collator_selection = 21,
-		Session: pallet_session = 22,
-		Aura: pallet_aura = 23,
-		AuraExt: cumulus_pallet_aura_ext = 24,
+		Authorship: pallet_authorship = 30,
+		CollatorSelection: pallet_collator_selection = 31,
+		Session: pallet_session = 32,
+		Aura: pallet_aura = 33,
+		AuraExt: cumulus_pallet_aura_ext = 34,
 
 		// XCM helpers.
-		XcmpQueue: cumulus_pallet_xcmp_queue = 30,
-		PolkadotXcm: pallet_xcm = 31,
-		CumulusXcm: cumulus_pallet_xcm = 32,
-		MessageQueue: pallet_message_queue = 33,
+		XcmpQueue: cumulus_pallet_xcmp_queue = 40,
+		PolkadotXcm: pallet_xcm = 41,
+		CumulusXcm: cumulus_pallet_xcm = 42,
+		MessageQueue: pallet_message_queue = 43,
 
 		// ISMP
-		Ismp: pallet_ismp = 40,
-		IsmpParachain: ismp_parachain = 41,
+		Ismp: pallet_ismp = 50,
+		IsmpParachain: ismp_parachain = 51,
 	}
 );