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// Copyright (c) The Diem Core Contributors
// SPDX-License-Identifier: Apache-2.0

// Copyright 2021 Conflux Foundation. All rights reserved.
// Conflux is free software and distributed under GNU General Public License.
// See http://www.gnu.org/licenses/

use crate::{
    account_address::AccountAddress,
    network_address::{encrypted::EncNetworkAddress, NetworkAddress},
};
use diem_crypto::{
    bls::{BLSPrivateKey, BLSPublicKey, BLSSignature},
    ec_vrf::{EcVrfPrivateKey, EcVrfProof, EcVrfPublicKey},
    multi_bls::{MultiBLSPrivateKey, MultiBLSPublicKey, MultiBLSSignature},
};
use move_core_types::move_resource::MoveResource;
#[cfg(any(test, feature = "fuzzing"))]
use proptest_derive::Arbitrary;
use serde::{Deserialize, Serialize};

#[derive(Debug, Deserialize, Serialize, Clone, Eq, PartialEq, Default)]
pub struct ValidatorConfigResource {
    pub validator_config: Option<ValidatorConfig>,
    pub delegated_account: Option<AccountAddress>,
    pub human_name: Vec<u8>,
}

impl MoveResource for ValidatorConfigResource {
    const MODULE_NAME: &'static str = "ValidatorConfig";
    const STRUCT_NAME: &'static str = "ValidatorConfig";
}

#[derive(Debug, Deserialize, Serialize, Clone, Eq, PartialEq, Default)]
pub struct ValidatorOperatorConfigResource {
    pub human_name: Vec<u8>,
}

impl MoveResource for ValidatorOperatorConfigResource {
    const MODULE_NAME: &'static str = "ValidatorOperatorConfig";
    const STRUCT_NAME: &'static str = "ValidatorOperatorConfig";
}

#[derive(Clone, Debug, Eq, PartialEq, Deserialize, Serialize)]
#[cfg_attr(any(test, feature = "fuzzing"), derive(Arbitrary))]
pub struct ValidatorConfig {
    pub consensus_public_key: ConsensusPublicKey,
    /// None if the leader election does not need VRF.
    pub vrf_public_key: Option<ConsensusVRFPublicKey>,
    /// This is an bcs serialized `Vec<EncNetworkAddress>`
    pub validator_network_addresses: Vec<u8>,
    /// This is an bcs serialized `Vec<NetworkAddress>`
    pub fullnode_network_addresses: Vec<u8>,
}

impl ValidatorConfig {
    pub fn new(
        consensus_public_key: ConsensusPublicKey,
        vrf_public_key: Option<ConsensusVRFPublicKey>,
        validator_network_addresses: Vec<u8>,
        fullnode_network_addresses: Vec<u8>,
    ) -> Self {
        ValidatorConfig {
            consensus_public_key,
            vrf_public_key,
            validator_network_addresses,
            fullnode_network_addresses,
        }
    }

    pub fn fullnode_network_addresses(
        &self,
    ) -> Result<Vec<NetworkAddress>, bcs::Error> {
        bcs::from_bytes(&self.fullnode_network_addresses)
    }

    pub fn validator_network_addresses(
        &self,
    ) -> Result<Vec<EncNetworkAddress>, bcs::Error> {
        bcs::from_bytes(&self.validator_network_addresses)
    }
}

// TODO(lpl): Put this in a proper place.
pub type ConsensusPublicKey = BLSPublicKey;
pub type ConsensusPrivateKey = BLSPrivateKey;
pub type ConsensusSignature = BLSSignature;
pub type ConsensusVRFPublicKey = EcVrfPublicKey;
pub type ConsensusVRFPrivateKey = EcVrfPrivateKey;
pub type ConsensusVRFProof = EcVrfProof;
pub type MultiConsensusPublicKey = MultiBLSPublicKey;
pub type MultiConsensusPrivateKey = MultiBLSPrivateKey;
pub type MultiConsensusSignature = MultiBLSSignature;