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transaction: finalize auction integration (#4237)
## Describe your changes This PR: - adds an action plan for withdrawing DA auctions - plugs in `GasCost` and `IsAction` impls - add basic TxV/TxP support/definitions ## Issue ticket number and link Part of #4212 + #4219 ## Checklist before requesting a review - [x] If this code contains consensus-breaking changes, I have added the "consensus-breaking" label. Otherwise, I declare my belief that there are not consensus-breaking changes, for the following reason: > Consensus breaking
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100 changes: 100 additions & 0 deletions
100
crates/core/component/auction/src/auction/dutch/actions/plan.rs
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Original file line number | Diff line number | Diff line change |
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use ark_ff::Zero; | ||
use decaf377::Fr; | ||
use penumbra_asset::{balance, Balance, Value}; | ||
use penumbra_proto::{penumbra::core::component::auction::v1alpha1 as pb, DomainType}; | ||
use serde::{Deserialize, Serialize}; | ||
|
||
use crate::auction::{dutch::ActionDutchAuctionWithdraw, AuctionId, AuctionNft}; | ||
|
||
#[derive(Clone, Debug, Deserialize, Serialize)] | ||
#[serde( | ||
try_from = "pb::ActionDutchAuctionWithdrawPlan", | ||
into = "pb::ActionDutchAuctionWithdrawPlan" | ||
)] | ||
pub struct ActionDutchAuctionWithdrawPlan { | ||
pub auction_id: AuctionId, | ||
pub seq: u64, | ||
pub reserves_input: Value, | ||
pub reserves_output: Value, | ||
} | ||
|
||
impl ActionDutchAuctionWithdrawPlan { | ||
pub fn to_action(&self) -> ActionDutchAuctionWithdraw { | ||
ActionDutchAuctionWithdraw { | ||
auction_id: self.auction_id, | ||
reserves_commitment: self.reserves_commitment(), | ||
seq: self.seq, | ||
} | ||
} | ||
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||
pub fn reserves_balance(&self) -> Balance { | ||
Balance::from(self.reserves_input) + Balance::from(self.reserves_output) | ||
} | ||
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pub fn reserves_commitment(&self) -> balance::Commitment { | ||
self.reserves_balance().commit(Fr::zero()) | ||
} | ||
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pub fn balance(&self) -> Balance { | ||
let reserves_balance = self.reserves_balance(); | ||
let prev_auction_nft = Balance::from(Value { | ||
amount: 1u128.into(), | ||
asset_id: AuctionNft::new(self.auction_id, self.seq.saturating_sub(1)).asset_id(), | ||
}); | ||
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let next_auction_nft = Balance::from(Value { | ||
amount: 1u128.into(), | ||
asset_id: AuctionNft::new(self.auction_id, self.seq).asset_id(), | ||
}); | ||
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reserves_balance + next_auction_nft - prev_auction_nft | ||
} | ||
} | ||
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impl DomainType for ActionDutchAuctionWithdrawPlan { | ||
type Proto = pb::ActionDutchAuctionWithdrawPlan; | ||
} | ||
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impl From<ActionDutchAuctionWithdrawPlan> for pb::ActionDutchAuctionWithdrawPlan { | ||
fn from(domain: ActionDutchAuctionWithdrawPlan) -> Self { | ||
Self { | ||
auction_id: Some(domain.auction_id.into()), | ||
seq: domain.seq, | ||
reserves_input: Some(domain.reserves_input.into()), | ||
reserves_output: Some(domain.reserves_output.into()), | ||
} | ||
} | ||
} | ||
|
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impl TryFrom<pb::ActionDutchAuctionWithdrawPlan> for ActionDutchAuctionWithdrawPlan { | ||
type Error = anyhow::Error; | ||
fn try_from(msg: pb::ActionDutchAuctionWithdrawPlan) -> Result<Self, Self::Error> { | ||
Ok(Self { | ||
auction_id: msg | ||
.auction_id | ||
.ok_or_else(|| { | ||
anyhow::anyhow!( | ||
"ActionDutchAuctionWithdrawPlan message is missing an auction id" | ||
) | ||
})? | ||
.try_into()?, | ||
seq: msg.seq, | ||
reserves_input: msg | ||
.reserves_input | ||
.ok_or_else(|| { | ||
anyhow::anyhow!( | ||
"ActionDutchAuctionWithdrawPlan message is missing a reserves input" | ||
) | ||
})? | ||
.try_into()?, | ||
reserves_output: msg | ||
.reserves_output | ||
.ok_or_else(|| { | ||
anyhow::anyhow!( | ||
"ActionDutchAuctionWithdrawPlan message is missing a reserves output" | ||
) | ||
})? | ||
.try_into()?, | ||
}) | ||
} | ||
} |
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