// This file is part of Substrate.

// Copyright (C) 2020-2021 Parity Technologies (UK) Ltd.
// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0

// This program 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.

// This program 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 this program. If not, see <https://www.gnu.org/licenses/>.

use serde::{Serialize, Deserialize};
use parity_scale_codec::Encode;
use sp_runtime::traits::Block as BlockT;
use sc_finality_grandpa::GrandpaJustification;

/// An encoded justification proving that the given header has been finalized
#[derive(Clone, Serialize, Deserialize)]
pub struct JustificationNotification(sp_core::Bytes);

impl<Block: BlockT> From<GrandpaJustification<Block>> for JustificationNotification {
	fn from(notification: GrandpaJustification<Block>) -> Self {
		JustificationNotification(notification.encode().into())
	}
}
