From ed1e2a9a86bb268d65408e43e1934cfa815cfdc4 Mon Sep 17 00:00:00 2001
From: f3r10 <frledesma@outlook.com>
Date: Fri, 24 Jan 2025 13:19:38 -0500
Subject: [PATCH] refactor(simln-lib): use from<paymentpreimage> when
 constructing paymenthash

---
 Cargo.lock                | 4 ++--
 simln-lib/Cargo.toml      | 2 +-
 simln-lib/src/sim_node.rs | 3 +--
 3 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 0d052bb..3387070 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1174,9 +1174,9 @@ checksum = "8355be11b20d696c8f18f6cc018c4e372165b1fa8126cef092399c9951984ffa"
 
 [[package]]
 name = "lightning"
-version = "0.0.121"
+version = "0.0.123"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5b0c1f811ae288f86c6767055c55b5f7a721ca1e61bf1897a9ae2ec663e8aba1"
+checksum = "5fd92d4aa159374be430c7590e169b4a6c0fb79018f5bc4ea1bffde536384db3"
 dependencies = [
  "bitcoin",
  "hex-conservative",
diff --git a/simln-lib/Cargo.toml b/simln-lib/Cargo.toml
index a326c84..fc36ab6 100644
--- a/simln-lib/Cargo.toml
+++ b/simln-lib/Cargo.toml
@@ -16,7 +16,7 @@ expanduser = "1.2.2"
 serde = { version="1.0.183", features=["derive"] }
 serde_json = "1.0.104"
 bitcoin = { version = "0.30.1", features=["serde"] }
-lightning = { version = "0.0.121" }
+lightning = { version = "0.0.123" }
 tonic_lnd = { package="fedimint-tonic-lnd", version="0.1.2", features=["lightningrpc", "routerrpc"]}
 tonic = { version = "0.8", features = ["tls", "transport"] }
 async-trait = "0.1.73"
diff --git a/simln-lib/src/sim_node.rs b/simln-lib/src/sim_node.rs
index a4f2c61..81a8b1a 100644
--- a/simln-lib/src/sim_node.rs
+++ b/simln-lib/src/sim_node.rs
@@ -3,7 +3,6 @@ use crate::{
 };
 use async_trait::async_trait;
 use bitcoin::constants::ChainHash;
-use bitcoin::hashes::{sha256::Hash as Sha256, Hash};
 use bitcoin::secp256k1::PublicKey;
 use bitcoin::{Network, ScriptBuf, TxOut};
 use lightning::ln::chan_utils::make_funding_redeemscript;
@@ -541,7 +540,7 @@ impl<T: SimNetwork> LightningNode for SimNode<'_, T> {
         // our internal tracking state along with the chosen payment hash.
         let (sender, receiver) = channel();
         let preimage = PaymentPreimage(rand::random());
-        let payment_hash = PaymentHash(Sha256::hash(&preimage.0).to_byte_array());
+        let payment_hash = preimage.into();
 
         // Check for payment hash collision, failing the payment if we happen to repeat one.
         match self.in_flight.entry(payment_hash) {