mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-05-30 18:41:03 +00:00
Svyatoslav Nikolsky
104 lines
4.5 KiB
Rust
104 lines
4.5 KiB
Rust
// Copyright 2019-2021 Parity Technologies (UK) Ltd.
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// This file is part of Parity Bridges Common.
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// Parity Bridges Common is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity Bridges Common is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity Bridges Common. If not, see <http://www.gnu.org/licenses/>.
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#![cfg_attr(not(feature = "std"), no_std)]
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// RuntimeApi generated functions
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#![allow(clippy::too_many_arguments)]
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// Runtime-generated DecodeLimit::decode_all_with_depth_limit
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#![allow(clippy::unnecessary_mut_passed)]
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use bp_messages::{LaneId, MessageDetails, MessageNonce};
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use sp_runtime::FixedU128;
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use sp_std::prelude::*;
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pub use bp_polkadot_core::*;
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// Rococo runtime = Wococo runtime
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pub use bp_rococo::{WeightToFee, EXISTENTIAL_DEPOSIT, PAY_INBOUND_DISPATCH_FEE_WEIGHT, VERSION};
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/// Wococo Chain
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pub type Wococo = PolkadotLike;
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/// The target length of a session (how often authorities change) on Wococo measured in of number
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/// of blocks.
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///
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/// Note that since this is a target sessions may change before/after this time depending on network
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/// conditions.
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pub const SESSION_LENGTH: BlockNumber = time_units::MINUTES;
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// We use this to get the account on Wococo (target) which is derived from Rococo's (source)
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// account.
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pub fn derive_account_from_rococo_id(id: bp_runtime::SourceAccount<AccountId>) -> AccountId {
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let encoded_id = bp_runtime::derive_account_id(bp_runtime::ROCOCO_CHAIN_ID, id);
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AccountIdConverter::convert(encoded_id)
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}
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/// Name of the With-Wococo GRANDPA pallet instance that is deployed at bridged chains.
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pub const WITH_WOCOCO_GRANDPA_PALLET_NAME: &str = "BridgeWococoGrandpa";
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/// Name of the With-Wococo messages pallet instance that is deployed at bridged chains.
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pub const WITH_WOCOCO_MESSAGES_PALLET_NAME: &str = "BridgeWococoMessages";
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/// Name of the `WococoFinalityApi::best_finalized` runtime method.
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pub const BEST_FINALIZED_WOCOCO_HEADER_METHOD: &str = "WococoFinalityApi_best_finalized";
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/// Name of the `ToWococoOutboundLaneApi::estimate_message_delivery_and_dispatch_fee` runtime
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/// method.
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pub const TO_WOCOCO_ESTIMATE_MESSAGE_FEE_METHOD: &str =
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"ToWococoOutboundLaneApi_estimate_message_delivery_and_dispatch_fee";
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/// Name of the `ToWococoOutboundLaneApi::message_details` runtime method.
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pub const TO_WOCOCO_MESSAGE_DETAILS_METHOD: &str = "ToWococoOutboundLaneApi_message_details";
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sp_api::decl_runtime_apis! {
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/// API for querying information about the finalized Wococo headers.
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///
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/// This API is implemented by runtimes that are bridging with the Wococo chain, not the
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/// Wococo runtime itself.
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pub trait WococoFinalityApi {
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/// Returns number and hash of the best finalized header known to the bridge module.
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fn best_finalized() -> (BlockNumber, Hash);
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}
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/// Outbound message lane API for messages that are sent to Wococo chain.
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///
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/// This API is implemented by runtimes that are sending messages to Wococo chain, not the
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/// Wococo runtime itself.
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pub trait ToWococoOutboundLaneApi<OutboundMessageFee: Parameter, OutboundPayload: Parameter> {
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/// Estimate message delivery and dispatch fee that needs to be paid by the sender on
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/// this chain.
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///
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/// Returns `None` if message is too expensive to be sent to Wococo from this chain.
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///
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/// Please keep in mind that this method returns the lowest message fee required for message
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/// to be accepted to the lane. It may be good idea to pay a bit over this price to account
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/// future exchange rate changes and guarantee that relayer would deliver your message
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/// to the target chain.
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fn estimate_message_delivery_and_dispatch_fee(
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lane_id: LaneId,
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payload: OutboundPayload,
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wococo_to_this_conversion_rate: Option<FixedU128>,
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) -> Option<OutboundMessageFee>;
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/// Returns dispatch weight, encoded payload size and delivery+dispatch fee of all
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/// messages in given inclusive range.
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///
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/// If some (or all) messages are missing from the storage, they'll also will
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/// be missing from the resulting vector. The vector is ordered by the nonce.
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fn message_details(
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lane: LaneId,
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begin: MessageNonce,
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end: MessageNonce,
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) -> Vec<MessageDetails<OutboundMessageFee>>;
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}
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}
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