Use indirect runtime calls for RialtoParachain (#1753)

* Use indirect runtime calls for RialtoParachain

* Code review fixes

bridges/relays/client-substrate/src/calls.rs

@@ -0,0 +1,50 @@
+// Copyright 2019-2023 Parity Technologies (UK) Ltd.
+// This file is part of Parity Bridges Common.
+
+// Parity Bridges Common is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Parity Bridges Common is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Parity Bridges Common.  If not, see <http://www.gnu.org/licenses/>.
+
+//! Basic runtime calls.
+
+use codec::{Decode, Encode};
+use scale_info::TypeInfo;
+use sp_std::{boxed::Box, vec::Vec};
+
+use xcm::{VersionedMultiLocation, VersionedXcm};
+
+/// A minimized version of `frame-system::Call` that can be used without a runtime.
+#[derive(Encode, Decode, Debug, PartialEq, Eq, Clone, TypeInfo)]
+#[allow(non_camel_case_types)]
+pub enum SystemCall {
+	/// `frame-system::Call::remark`
+	#[codec(index = 1)]
+	remark(Vec<u8>),
+}
+
+/// A minimized version of `pallet-sudo::Call` that can be used without a runtime.
+#[derive(Encode, Decode, Debug, PartialEq, Eq, Clone, TypeInfo)]
+#[allow(non_camel_case_types)]
+pub enum SudoCall<Call> {
+	/// `pallet-sudo::Call::sudo`
+	#[codec(index = 0)]
+	sudo(Box<Call>),
+}
+
+/// A minimized version of `pallet-xcm::Call`, that can be used without a runtime.
+#[derive(Encode, Decode, Debug, PartialEq, Eq, Clone, TypeInfo)]
+#[allow(non_camel_case_types)]
+pub enum XcmCall {
+	/// `pallet-xcm::Call::send`
+	#[codec(index = 0)]
+	send(Box<VersionedMultiLocation>, Box<VersionedXcm<()>>),
+}