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pallet_bridge_relayers/
weights_ext.rs

1// Copyright (C) Parity Technologies (UK) Ltd.
2// This file is part of Parity Bridges Common.
3
4// Parity Bridges Common is free software: you can redistribute it and/or modify
5// it under the terms of the GNU General Public License as published by
6// the Free Software Foundation, either version 3 of the License, or
7// (at your option) any later version.
8
9// Parity Bridges Common is distributed in the hope that it will be useful,
10// but WITHOUT ANY WARRANTY; without even the implied warranty of
11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12// GNU General Public License for more details.
13
14// You should have received a copy of the GNU General Public License
15// along with Parity Bridges Common.  If not, see <http://www.gnu.org/licenses/>.
16
17//! Weight-related utilities.
18
19use crate::weights::WeightInfo;
20
21use frame_support::pallet_prelude::Weight;
22
23/// Extended weight info.
24pub trait WeightInfoExt: WeightInfo {
25	/// Returns weight, that needs to be added to the pre-dispatch weight of message delivery call,
26	/// if `BridgeRelayersTransactionExtension` signed extension is deployed at runtime level.
27	fn receive_messages_proof_overhead_from_runtime() -> Weight {
28		Self::slash_and_deregister().max(Self::register_relayer_reward())
29	}
30
31	/// Returns weight, that needs to be added to the pre-dispatch weight of message delivery
32	/// confirmation call, if `BridgeRelayersTransactionExtension` signed extension is deployed at
33	/// runtime level.
34	fn receive_messages_delivery_proof_overhead_from_runtime() -> Weight {
35		Self::register_relayer_reward()
36	}
37
38	/// Returns weight that we need to deduct from the message delivery call weight that has
39	/// completed successfully.
40	///
41	/// Usually, the weight of `slash_and_deregister` is larger than the weight of the
42	/// `register_relayer_reward`. So if relayer has been rewarded, we want to deduct the difference
43	/// to get the actual post-dispatch weight.
44	fn extra_weight_of_successful_receive_messages_proof_call() -> Weight {
45		Self::slash_and_deregister().saturating_sub(Self::register_relayer_reward())
46	}
47}
48
49impl<T: WeightInfo> WeightInfoExt for T {}