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// Copyright 2015-2020 Parity Technologies (UK) Ltd.
// This file is part of OpenEthereum.

// OpenEthereum 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.

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

use std::collections::HashMap;

use common_types::{encoded::Block, engines::ForkChoice, BlockNumber};
use ethcore_db::keys::{BlockDetails, BlockReceipts, TransactionAddress};
use ethereum_types::{Bloom, H256};

use crate::block_info::BlockInfo;

/// Block extras update info.
pub struct ExtrasUpdate {
    /// Block info.
    pub info: BlockInfo,
    /// Current block uncompressed rlp bytes
    pub block: Block,
    /// Modified block hashes.
    pub block_hashes: HashMap<BlockNumber, H256>,
    /// Modified block details.
    pub block_details: HashMap<H256, BlockDetails>,
    /// Modified block receipts.
    pub block_receipts: HashMap<H256, BlockReceipts>,
    /// Modified blocks blooms.
    pub blocks_blooms: Option<(u64, Vec<Bloom>)>,
    /// Modified transaction addresses (None signifies removed transactions).
    pub transactions_addresses: HashMap<H256, Option<TransactionAddress>>,
}

/// Extra information in block insertion.
pub struct ExtrasInsert {
    /// The primitive fork choice before applying finalization rules.
    pub fork_choice: ForkChoice,
    /// Is the inserted block considered finalized.
    pub is_finalized: bool,
}