CounterpartyForwardingInfo to PaymentRelay mapping

Author: jkczyz

lightning/src/blinded_path/payment.rs

@@ -8,6 +8,7 @@ use crate::blinded_path::BlindedHop;
 use crate::blinded_path::utils;
 use crate::io;
 use crate::ln::PaymentSecret;
+use crate::ln::channelmanager::CounterpartyForwardingInfo;
 use crate::ln::features::BlindedHopFeatures;
 use crate::ln::msgs::DecodeError;
 use crate::offers::invoice::BlindedPayInfo;
@@ -96,6 +97,15 @@ pub struct PaymentConstraints {
 	pub htlc_minimum_msat: u64,
 }
 
+impl From<CounterpartyForwardingInfo> for PaymentRelay {
+	fn from(info: CounterpartyForwardingInfo) -> Self {
+		let CounterpartyForwardingInfo {
+			fee_base_msat, fee_proportional_millionths, cltv_expiry_delta
+		} = info;
+		Self { cltv_expiry_delta, fee_proportional_millionths, fee_base_msat }
+	}
+}
+
 impl Writeable for ForwardTlvs {
 	fn write<W: Writer>(&self, w: &mut W) -> Result<(), io::Error> {
 		encode_tlv_stream!(w, {