added dry run apis

Cargo.toml

@@ -220,6 +220,7 @@ xcm = { package = "staging-xcm", git = "https://github.com/paritytech/polkadot-s
 xcm-builder = { package = "staging-xcm-builder", git = "https://github.com/paritytech/polkadot-sdk", branch = "stable2409", default-features = false }
 xcm-executor = { package = "staging-xcm-executor", git = "https://github.com/paritytech/polkadot-sdk", branch = "stable2409", default-features = false }
 xcm-simulator = { git = "https://github.com/paritytech/polkadot-sdk", branch = "stable2409", default-features = false }
+xcm-runtime-apis = { git = "https://github.com/paritytech/polkadot-sdk", branch = "stable2409", default-features = false }
 
 # (native)
 polkadot-cli = { git = "https://github.com/paritytech/polkadot-sdk", branch = "stable2409" }

runtime/laos/Cargo.toml

@@ -82,6 +82,7 @@ polkadot-parachain-primitives = { workspace = true }
 xcm = { workspace = true }
 xcm-builder = { workspace = true }
 xcm-executor = { workspace = true }
+xcm-runtime-apis = { workspace = true }
 
 # Cumulus
 cumulus-pallet-aura-ext = { workspace = true }
@@ -188,6 +189,7 @@ std = [
 	"sp-genesis-builder/std",
 	"xcm-builder/std",
 	"xcm-executor/std",
+	"xcm-runtime-apis/std",
 	"xcm/std",
 	"substrate-wasm-builder",
 	# Frontier

runtime/laos/src/lib.rs

@@ -29,6 +29,7 @@ pub mod types;
 mod weights;
 
 pub use configs::laos_evolution::REVERT_BYTECODE;
+use configs::xcm_config;
 use core::marker::PhantomData;
 use fp_rpc::TransactionStatus;
 use frame_support::{
@@ -58,6 +59,8 @@ use sp_std::prelude::*;
 #[cfg(feature = "std")]
 use sp_version::NativeVersion;
 use sp_version::RuntimeVersion;
+use xcm::{VersionedLocation, VersionedXcm};
+use xcm_runtime_apis::dry_run::{CallDryRunEffects, Error as XcmDryRunApiError, XcmDryRunEffects};
 
 /// Block type as expected by this runtime.
 pub type Block = generic::Block<Header, UncheckedExtrinsic>;
@@ -635,4 +638,14 @@ impl_runtime_apis! {
 			Default::default()
 		}
 	}
+
+	impl xcm_runtime_apis::dry_run::DryRunApi<Block, RuntimeCall, RuntimeEvent, OriginCaller> for Runtime {
+		fn dry_run_call(origin: OriginCaller, call: RuntimeCall) -> Result<CallDryRunEffects<RuntimeEvent>, XcmDryRunApiError> {
+			PolkadotXcm::dry_run_call::<Runtime, xcm_config::XcmRouter, OriginCaller, RuntimeCall>(origin, call)
+		}
+
+		fn dry_run_xcm(origin_location: VersionedLocation, xcm: VersionedXcm<RuntimeCall>) -> Result<XcmDryRunEffects<RuntimeEvent>, XcmDryRunApiError> {
+			PolkadotXcm::dry_run_xcm::<Runtime, xcm_config::XcmRouter, RuntimeCall, xcm_config::XcmConfig>(origin_location, xcm)
+		}
+	}
 }