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// Copyright 2019-2020 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/>.
//! Types used to connect to the Polkadot chain.
use relay_substrate_client::{Chain, ChainBase};
use std::time::Duration;
/// Polkadot header id.
pub type HeaderId = relay_utils::HeaderId<bp_polkadot::Hash, bp_polkadot::BlockNumber>;
/// Polkadot chain definition
#[derive(Debug, Clone, Copy)]
pub struct Polkadot;
impl ChainBase for Polkadot {
type BlockNumber = bp_polkadot::BlockNumber;
type Hash = bp_polkadot::Hash;
type Hasher = bp_polkadot::Hasher;
type Header = bp_polkadot::Header;
}
impl Chain for Polkadot {
const NAME: &'static str = "Polkadot";
const AVERAGE_BLOCK_INTERVAL: Duration = Duration::from_secs(6);
type AccountId = bp_polkadot::AccountId;
type Index = bp_polkadot::Nonce;
type SignedBlock = bp_polkadot::SignedBlock;
type Call = ();
}
/// Polkadot header type used in headers sync.
pub type SyncHeader = relay_substrate_client::SyncHeader<bp_polkadot::Header>;