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Use WeightToFee when calculating cost of each weight unit in XCM trader (#1055)

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* Use WeightToFee when calculating cost of each weight unit in XCM trader

* Set the OnUnbalanced type parameter for XCM Traders
This commit is contained in:
Keith Yeung
2022-03-08 01:10:41 -08:00
committed by GitHub
parent 4b3b955497
commit 1f94506386
5 changed files with 25 additions and 17 deletions
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parachain-template/runtime/src/xcm_config.rs
+6 -4
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@@ -1,14 +1,15 @@
use super::{
AccountId, Balance, Balances, Call, Event, Origin, ParachainInfo, ParachainSystem, PolkadotXcm,
Runtime, XcmpQueue,
AccountId, Balances, Call, Event, Origin, ParachainInfo, ParachainSystem, PolkadotXcm, Runtime,
WeightToFee, XcmpQueue,
};
use frame_support::{
match_types, parameter_types,
traits::{Everything, Nothing},
weights::{IdentityFee, Weight},
weights::Weight,
};
use pallet_xcm::XcmPassthrough;
use polkadot_parachain::primitives::Sibling;
use polkadot_runtime_common::impls::ToAuthor;
use xcm::latest::prelude::*;
use xcm_builder::{
AccountId32Aliases, AllowTopLevelPaidExecutionFrom, AllowUnpaidExecutionFrom, CurrencyAdapter,
@@ -105,7 +106,8 @@ impl xcm_executor::Config for XcmConfig {
type LocationInverter = LocationInverter<Ancestry>;
type Barrier = Barrier;
type Weigher = FixedWeightBounds<UnitWeightCost, Call, MaxInstructions>;
type Trader = UsingComponents<IdentityFee<Balance>, RelayLocation, AccountId, Balances, ()>;
type Trader =
UsingComponents<WeightToFee, RelayLocation, AccountId, Balances, ToAuthor<Runtime>>;
type ResponseHandler = PolkadotXcm;
type AssetTrap = PolkadotXcm;
type AssetClaims = PolkadotXcm;