use crate::fragment::config::ConfigParams;
use crate::transaction::SingleAccountBindingSignature;
use crate::{
certificate::CertificateSlice,
key::BftLeaderId,
transaction::{Payload, PayloadAuthData, PayloadData, PayloadSlice},
};
use chain_core::property::WriteError;
use chain_core::{
packer::Codec,
property::{DeserializeFromSlice, ReadError, Serialize},
};
use typed_bytes::{ByteArray, ByteBuilder};
pub type UpdateProposerId = BftLeaderId;
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct UpdateProposal {
changes: ConfigParams,
proposer_id: UpdateProposerId,
}
impl UpdateProposal {
pub fn new(changes: ConfigParams, proposer_id: UpdateProposerId) -> Self {
Self {
changes,
proposer_id,
}
}
pub fn changes(&self) -> &ConfigParams {
&self.changes
}
pub fn proposer_id(&self) -> &UpdateProposerId {
&self.proposer_id
}
pub fn serialize_in(&self, bb: ByteBuilder<Self>) -> ByteBuilder<Self> {
bb.bytes(self.changes.serialize_as_vec().as_ref().unwrap())
.bytes(self.proposer_id.as_ref())
}
pub fn serialize(&self) -> ByteArray<Self> {
self.serialize_in(ByteBuilder::new()).finalize()
}
}
pub type BftLeaderBindingSignature = SingleAccountBindingSignature;
impl Payload for UpdateProposal {
const HAS_DATA: bool = true;
const HAS_AUTH: bool = true;
type Auth = BftLeaderBindingSignature;
fn payload_data(&self) -> PayloadData<Self> {
PayloadData(
self.serialize_in(ByteBuilder::new())
.finalize_as_vec()
.into(),
std::marker::PhantomData,
)
}
fn payload_auth_data(auth: &Self::Auth) -> PayloadAuthData<Self> {
let bb = ByteBuilder::<Self>::new()
.bytes(auth.as_ref())
.finalize_as_vec();
PayloadAuthData(bb.into(), std::marker::PhantomData)
}
fn payload_to_certificate_slice(p: PayloadSlice<'_, Self>) -> Option<CertificateSlice<'_>> {
Some(CertificateSlice::from(p))
}
}
impl Serialize for UpdateProposal {
fn serialized_size(&self) -> usize {
self.changes.serialized_size() + self.proposer_id.serialized_size()
}
fn serialize<W: std::io::Write>(&self, codec: &mut Codec<W>) -> Result<(), WriteError> {
self.changes.serialize(codec)?;
self.proposer_id.serialize(codec)
}
}
impl DeserializeFromSlice for UpdateProposal {
fn deserialize_from_slice(codec: &mut Codec<&[u8]>) -> Result<Self, ReadError> {
let changes = ConfigParams::deserialize_from_slice(codec)?;
let proposer_id = UpdateProposerId::deserialize_from_slice(codec)?;
Ok(Self::new(changes, proposer_id))
}
}