From: Jeffrey Czyz Date: Fri, 11 Jun 2021 20:00:34 +0000 (-0700) Subject: Simplify extracting fields from invoice X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=commitdiff_plain;h=623b78f49351ba4d4e15b27745d10db845309759;p=ldk-sample Simplify extracting fields from invoice --- diff --git a/src/cli.rs b/src/cli.rs index 603e6a9..02713a5 100644 --- a/src/cli.rs +++ b/src/cli.rs @@ -4,6 +4,7 @@ use crate::{ ChannelManager, FilesystemLogger, HTLCStatus, MillisatAmount, PaymentInfo, PaymentInfoStorage, PeerManager, }; +use bitcoin::hashes::Hash; use bitcoin::network::constants::Network; use bitcoin::secp256k1::key::PublicKey; use lightning::chain; @@ -240,23 +241,9 @@ pub(crate) async fn poll_for_user_input( let payee_pubkey = invoice.recover_payee_pub_key(); let final_cltv = invoice.min_final_cltv_expiry() as u32; - - let mut payment_hash = PaymentHash([0; 32]); - payment_hash.0.copy_from_slice(&invoice.payment_hash().as_ref()[0..32]); - - let payment_secret = match invoice.payment_secret() { - Some(secret) => { - let mut payment_secret = PaymentSecret([0; 32]); - payment_secret.0.copy_from_slice(&secret.0); - Some(payment_secret) - } - None => None, - }; - - let invoice_features = match invoice.features() { - Some(feat) => Some(feat.clone()), - None => None, - }; + let payment_hash = PaymentHash(invoice.payment_hash().clone().into_inner()); + let payment_secret = invoice.payment_secret().cloned(); + let invoice_features = invoice.features().cloned(); send_payment( payee_pubkey, @@ -616,8 +603,7 @@ fn get_invoice( } }; - let mut payment_hash = PaymentHash([0; 32]); - payment_hash.0.copy_from_slice(&invoice.payment_hash().as_ref()[0..32]); + let payment_hash = PaymentHash(invoice.payment_hash().clone().into_inner()); payments.insert( payment_hash, PaymentInfo { @@ -625,7 +611,7 @@ fn get_invoice( // We can't add payment secrets to invoices until we support features in invoices. // Otherwise lnd errors with "destination hop doesn't understand payment addresses" // (for context, lnd calls payment secrets "payment addresses"). - secret: Some(invoice.payment_secret().unwrap().clone()), + secret: invoice.payment_secret().cloned(), status: HTLCStatus::Pending, amt_msat: MillisatAmount(Some(amt_msat)), },