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refactor(interop): use stateful mapper for u5 (#460)

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Santiago Carmuega 2024-05-17 20:54:33 -03:00 • committed by GitHub
parent 3fabbb2504
commit 37cad70f9c
1 changed files with 8 additions and 16 deletions
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24
pallas-utxorpc/src/lib.rs
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@ -11,10 +11,11 @@ pub use utxorpc_spec::utxorpc::v1alpha as spec;
use utxorpc_spec::utxorpc::v1alpha::cardano as u5c; use utxorpc_spec::utxorpc::v1alpha::cardano as u5c;
pub trait Context { pub trait Context: Clone {
fn get_spent_tx_output<'a>(tx_hash: Hash<32>, index: u32) -> Option<trv::MultiEraOutput<'a>>; fn get_txo<'a>(&self, tx_hash: Hash<32>, txo_index: u32) -> Option<trv::MultiEraOutput<'a>>;
} }
#[derive(Default, Clone)]
pub struct Mapper<C: Context> { pub struct Mapper<C: Context> {
context: Option<C>, context: Option<C>,
} }
@ -43,20 +44,11 @@ impl<C: Context> Mapper<C> {
let redeemer = redeemers.iter().find(|r| (r.index() as u64) == i.index()); let redeemer = redeemers.iter().find(|r| (r.index() as u64) == i.index());
let as_output = match &self.context { let as_output = self
Some(_) => { .context
let tx_output = C::get_spent_tx_output(*i.hash(), i.index() as u32); .as_ref()
match tx_output { .and_then(|ctx| ctx.get_txo(*i.hash(), i.index() as u32))
Some(output) => Some(self.map_tx_output(&output)), .map(|txo| self.map_tx_output(&txo));
None => panic!(
"Failed to fetch transaction output for hash: {:?}, index: {}",
i.hash(),
i.index()
),
}
}
None => None,
};
u5c::TxInput { u5c::TxInput {
tx_hash: i.hash().to_vec().into(), tx_hash: i.hash().to_vec().into(),