+ };
+
+ Self::new(&invoice_request.bytes, contents)
+ }
+
+ pub(super) fn for_refund(
+ refund: &'a Refund, payment_paths: Vec<(BlindedPath, BlindedPayInfo)>, created_at: Duration,
+ payment_hash: PaymentHash, signing_pubkey: PublicKey
+ ) -> Result<Self, SemanticError> {
+ let contents = InvoiceContents::ForRefund {
+ refund: refund.contents.clone(),
+ fields: InvoiceFields {
+ payment_paths, created_at, relative_expiry: None, payment_hash,
+ amount_msats: refund.amount_msats(), fallbacks: None,
+ features: Bolt12InvoiceFeatures::empty(), signing_pubkey,
+ },
+ };
+
+ Self::new(&refund.bytes, contents)
+ }
+
+ fn new(invreq_bytes: &'a Vec<u8>, contents: InvoiceContents) -> Result<Self, SemanticError> {
+ if contents.fields().payment_paths.is_empty() {
+ return Err(SemanticError::MissingPaths);
+ }
+
+ Ok(Self { invreq_bytes, invoice: contents })