// 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/>.

//! Parity Accounts-related rpc interface.
use std::collections::BTreeMap;

use ethereum_types::{H160, H256, H520};
use ethkey::Password;
use ethstore::KeyFile;
use jsonrpc_core::Result;
use jsonrpc_derive::rpc;
use v1::types::{AccountInfo, DeriveHash, DeriveHierarchical, ExtAccountInfo};

/// Parity-specific read-only accounts rpc interface.
#[rpc(server)]
pub trait ParityAccountsInfo {
    /// Returns accounts information.
    #[rpc(name = "parity_accountsInfo")]
    fn accounts_info(&self) -> Result<BTreeMap<H160, AccountInfo>>;

    /// Returns default account for dapp.
    #[rpc(name = "parity_defaultAccount")]
    fn default_account(&self) -> Result<H160>;
}

/// Personal Parity rpc interface.
#[rpc(server)]
pub trait ParityAccounts {
    /// Returns accounts information.
    #[rpc(name = "parity_allAccountsInfo")]
    fn all_accounts_info(&self) -> Result<BTreeMap<H160, ExtAccountInfo>>;

    /// Creates new account from the given phrase using standard brainwallet mechanism.
    /// Second parameter is password for the new account.
    #[rpc(name = "parity_newAccountFromPhrase")]
    fn new_account_from_phrase(&self, _: String, _: Password) -> Result<H160>;

    /// Creates new account from the given JSON wallet.
    /// Second parameter is password for the wallet and the new account.
    #[rpc(name = "parity_newAccountFromWallet")]
    fn new_account_from_wallet(&self, _: String, _: Password) -> Result<H160>;

    /// Creates new account from the given raw secret.
    /// Second parameter is password for the new account.
    #[rpc(name = "parity_newAccountFromSecret")]
    fn new_account_from_secret(&self, _: H256, _: Password) -> Result<H160>;

    /// Returns true if given `password` would unlock given `account`.
    /// Arguments: `account`, `password`.
    #[rpc(name = "parity_testPassword")]
    fn test_password(&self, _: H160, _: Password) -> Result<bool>;

    /// Changes an account's password.
    /// Arguments: `account`, `password`, `new_password`.
    #[rpc(name = "parity_changePassword")]
    fn change_password(&self, _: H160, _: Password, _: Password) -> Result<bool>;

    /// Permanently deletes an account.
    /// Arguments: `account`, `password`.
    #[rpc(name = "parity_killAccount")]
    fn kill_account(&self, _: H160, _: Password) -> Result<bool>;

    /// Permanently deletes an address from the addressbook
    /// Arguments: `address`
    #[rpc(name = "parity_removeAddress")]
    fn remove_address(&self, _: H160) -> Result<bool>;

    /// Set an account's name.
    #[rpc(name = "parity_setAccountName")]
    fn set_account_name(&self, _: H160, _: String) -> Result<bool>;

    /// Set an account's metadata string.
    #[rpc(name = "parity_setAccountMeta")]
    fn set_account_meta(&self, _: H160, _: String) -> Result<bool>;

    /// Create new vault.
    #[rpc(name = "parity_newVault")]
    fn create_vault(&self, _: String, _: Password) -> Result<bool>;

    /// Open existing vault.
    #[rpc(name = "parity_openVault")]
    fn open_vault(&self, _: String, _: Password) -> Result<bool>;

    /// Close previously opened vault.
    #[rpc(name = "parity_closeVault")]
    fn close_vault(&self, _: String) -> Result<bool>;

    /// List all vaults.
    #[rpc(name = "parity_listVaults")]
    fn list_vaults(&self) -> Result<Vec<String>>;

    /// List all currently opened vaults.
    #[rpc(name = "parity_listOpenedVaults")]
    fn list_opened_vaults(&self) -> Result<Vec<String>>;

    /// Change vault password.
    #[rpc(name = "parity_changeVaultPassword")]
    fn change_vault_password(&self, _: String, _: Password) -> Result<bool>;

    /// Change vault of the given address.
    #[rpc(name = "parity_changeVault")]
    fn change_vault(&self, _: H160, _: String) -> Result<bool>;

    /// Get vault metadata string.
    #[rpc(name = "parity_getVaultMeta")]
    fn get_vault_meta(&self, _: String) -> Result<String>;

    /// Set vault metadata string.
    #[rpc(name = "parity_setVaultMeta")]
    fn set_vault_meta(&self, _: String, _: String) -> Result<bool>;

    /// Derive new address from given account address using specific hash.
    /// Resulting address can be either saved as a new account (with the same password).
    #[rpc(name = "parity_deriveAddressHash")]
    fn derive_key_hash(&self, _: H160, _: Password, _: DeriveHash, _: bool) -> Result<H160>;

    /// Derive new address from given account address using
    /// hierarchical derivation (sequence of 32-bit integer indices).
    /// Resulting address can be either saved as a new account (with the same password).
    #[rpc(name = "parity_deriveAddressIndex")]
    fn derive_key_index(
        &self,
        _: H160,
        _: Password,
        _: DeriveHierarchical,
        _: bool,
    ) -> Result<H160>;

    /// Exports an account with given address if provided password matches.
    #[rpc(name = "parity_exportAccount")]
    fn export_account(&self, _: H160, _: Password) -> Result<KeyFile>;

    /// Sign raw hash with the key corresponding to address and password.
    #[rpc(name = "parity_signMessage")]
    fn sign_message(&self, _: H160, _: Password, _: H256) -> Result<H520>;
}
