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feat(cdk): add melt quote state transition validation (#1188)

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Add state machine validation for melt quote transitions to prevent
invalid state changes. Includes new error types and validation logic
for Unpaid, Pending, Paid, and Failed states.
This commit is contained in:
tsk
2025-10-13 09:21:12 +01:00
committed by GitHub
parent 69650c2ef9
commit f173b2da47
2 changed files with 48 additions and 2 deletions
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4
crates/cdk-sql-common/src/mint/mod.rs
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@@ -28,7 +28,7 @@ use cdk_common::nut00::ProofsMethods;
use cdk_common::payment::PaymentIdentifier;
use cdk_common::quote_id::QuoteId;
use cdk_common::secret::Secret;
use cdk_common::state::check_state_transition;
use cdk_common::state::{check_melt_quote_state_transition, check_state_transition};
use cdk_common::util::unix_time;
use cdk_common::{
Amount, BlindSignature, BlindSignatureDleq, BlindedMessage, CurrencyUnit, Id, MeltQuoteState,
@@ -1043,6 +1043,8 @@ VALUES (:quote_id, :amount, :timestamp);
.transpose()?
.ok_or(Error::QuoteNotFound)?;
check_melt_quote_state_transition(quote.state, state)?;
let rec = if state == MeltQuoteState::Paid {
let current_time = unix_time();
query(r#"UPDATE melt_quote SET state = :state, paid_time = :paid_time, payment_preimage = :payment_preimage WHERE id = :id"#)?