// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.
// This file is part of Unique Network.

// Unique Network 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.

// Unique Network 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 Unique Network. If not, see <http://www.gnu.org/licenses/>.

use sp_runtime::{
	generic,
	traits::{IdentifyAccount, Verify},
	MultiSignature,
};

/// Opaque types. These are used by the CLI to instantiate machinery that don't need to know
/// the specifics of the runtime. They can then be made to be agnostic over specific formats
/// of data like extrinsics, allowing for them to continue syncing the network through upgrades
/// to even the core data structures.
pub mod opaque {
	pub use sp_runtime::{generic, traits::BlakeTwo256, OpaqueExtrinsic as UncheckedExtrinsic};

	pub use super::{AccountId, AuraId, Balance, BlockNumber, Hash, Signature};

	#[derive(Debug, Clone)]
	pub enum RuntimeId {
		Unique,
		Quartz,
		Opal,
		Unknown(sp_std::vec::Vec<u8>),
	}

	pub type Header = generic::Header<BlockNumber, BlakeTwo256>;

	pub type Block = generic::Block<Header, UncheckedExtrinsic>;

	pub trait RuntimeInstance {
		type CrossAccountId: pallet_evm::account::CrossAccountId<sp_runtime::AccountId32>
			+ Send
			+ Sync
			+ 'static;
	}
}

pub type SessionHandlers = ();

/// An index to a block.
pub type BlockNumber = u32;

/// Alias to 512-bit hash when used in the context of a transaction signature on the chain.
pub type Signature = MultiSignature;

/// Some way of identifying an account on the chain. We intentionally make it equivalent
/// to the public key of our transaction signing scheme.
pub type AccountId = <<Signature as Verify>::Signer as IdentifyAccount>::AccountId;

/// The type for looking up accounts. We don't expect more than 4 billion of them, but you
/// never know...
pub type AccountIndex = u32;

/// Balance of an account.
pub type Balance = u128;

/// Index of a transaction in the chain.
pub type Nonce = u32;

/// A hash of some data used by the chain.
pub type Hash = sp_core::H256;

/// Digest item type.
pub type DigestItem = generic::DigestItem;

pub use sp_consensus_aura::sr25519::AuthorityId as AuraId;
