Fixes

rococo-parachains/runtime/src/lib.rs

@@ -94,6 +94,10 @@ pub const MINUTES: BlockNumber = 60_000 / (MILLISECS_PER_BLOCK as BlockNumber);
 pub const HOURS: BlockNumber = MINUTES * 60;
 pub const DAYS: BlockNumber = HOURS * 24;
 
+pub const ROC: Balance = 1_000_000_000_000;
+pub const MILLIROC: Balance = 1_000_000_000;
+pub const MICROROC: Balance = 1_000_000;
+
 // 1 in 4 blocks (on average, not counting collisions) will be primary babe blocks.
 pub const PRIMARY_PROBABILITY: (u64, u64) = (1, 4);
 
@@ -193,10 +197,10 @@ impl pallet_timestamp::Config for Runtime {
 }
 
 parameter_types! {
-	pub const ExistentialDeposit: u128 = 500;
-	pub const TransferFee: u128 = 0;
-	pub const CreationFee: u128 = 0;
-	pub const TransactionByteFee: u128 = 1;
+	pub const ExistentialDeposit: u128 = 1 * MILLIROC;
+	pub const TransferFee: u128 = 1 * MILLIROC;
+	pub const CreationFee: u128 = 1 * MILLIROC;
+	pub const TransactionByteFee: u128 = 1 * MICROROC;
 	pub const MaxLocks: u32 = 50;
 }
 
@@ -296,13 +300,10 @@ pub type XcmOriginToTransactDispatchOrigin = (
 );
 
 parameter_types! {
-	pub UnitWeightCost: Weight = 1_000;
-}
-
-parameter_types! {
-	// 1_000_000_000_000 => 1 unit of asset for 1 unit of Weight.
-	// TODO: Should take the actual weight price. This is just 1_000 ROC per second of weight.
-	pub const WeightPrice: (MultiLocation, u128) = (X1(Parent), 1_000);
+	// One XCM operation is 1_000_000 weight - almost certainly a conservative estimate.
+	pub UnitWeightCost: Weight = 1_000_000;
+	// One ROC buys 1 second of weight.
+	pub const WeightPrice: (MultiLocation, u128) = (X1(Parent), ROC);
 }
 
 macro_rules! match_type {
@@ -389,11 +390,11 @@ impl cumulus_ping::Config for Runtime {
 }
 
 parameter_types! {
-	pub const AssetDeposit: Balance = 100;
-	pub const ApprovalDeposit: Balance = 1;
+	pub const AssetDeposit: Balance = 1 * ROC;
+	pub const ApprovalDeposit: Balance = 100 * MILLIROC;
 	pub const StringLimit: u32 = 50;
-	pub const MetadataDepositBase: Balance = 10;
-	pub const MetadataDepositPerByte: Balance = 1;
+	pub const MetadataDepositBase: Balance = 1 * ROC;
+	pub const MetadataDepositPerByte: Balance = 10 * MILLIROC;
 	pub const UnitBody: BodyId = BodyId::Unit;
 }