// 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/>.

//! Return types for RPC calls

use ethereum_types::{Address, Public, H160, H256, U256};
use v1::types::Bytes;

/// Account information.
#[derive(Debug, Default, Clone, PartialEq, Serialize)]
pub struct AccountInfo {
    /// Account name
    pub name: String,
}

/// Datastructure with proof for one single storage-entry
#[derive(Debug, Default, Clone, PartialEq, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct StorageProof {
    pub key: U256,
    pub value: U256,
    pub proof: Vec<Bytes>,
}

/// Account information.
#[derive(Debug, Default, Clone, PartialEq, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct EthAccount {
    pub address: H160,
    pub balance: U256,
    pub nonce: U256,
    pub code_hash: H256,
    pub storage_hash: H256,
    pub account_proof: Vec<Bytes>,
    pub storage_proof: Vec<StorageProof>,
}

/// Extended account information (used by `parity_allAccountInfo`).
#[derive(Debug, Default, Clone, PartialEq, Serialize)]
pub struct ExtAccountInfo {
    /// Account name
    pub name: String,
    /// Account meta JSON
    pub meta: String,
    /// Account UUID (`None` for address book entries)
    #[serde(skip_serializing_if = "Option::is_none")]
    pub uuid: Option<String>,
}

/// account derived from a signature
/// as well as information that tells if it is valid for
/// the current chain
#[derive(Debug, Clone, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct RecoveredAccount {
    /// address of the recovered account
    pub address: Address,
    /// public key of the recovered account
    pub public_key: Public,
    /// If the signature contains chain replay protection,
    /// And the chain_id encoded within the signature
    /// matches the current chain this would be true, otherwise false.
    pub is_valid_for_current_chain: bool,
}