Using the sha256 utils to generate a hash preimage for the htlc

side-node/src/bft_crdt/websocket.rs

@@ -39,7 +39,7 @@ impl ezsockets::ClientExt for Client {
     /// When we receive a text message, apply the bft-crdt operation contained in it to our
     /// local bft-crdt.
     async fn on_text(&mut self, text: String) -> Result<(), ezsockets::Error> {
-        let string_sha = utils::shassy(text.clone());
+        let string_sha = utils::sha256(text.clone());
         println!("received text, sha: {string_sha}");
         let incoming: bft_json_crdt::json_crdt::SignedOp = serde_json::from_str(&text).unwrap();
         let object_sha = utils::shappy(incoming.clone());

side-node/src/bitcoin/driver/htlc.rs

@@ -1,4 +1,5 @@
 use crate::bitcoin::{self, driver};
+use crate::utils;
 use bdk::wallet::AddressIndex::New;
 use bdk::SignOptions;
 
@@ -14,12 +15,13 @@ pub(crate) async fn run() -> anyhow::Result<()> {
     let mut commitment_builder = dave.wallet.build_tx();
     let amount = 500;
     let recipient = sammy.wallet.get_address(New)?.script_pubkey();
+    let hash_preimage = utils::sha256("blah".to_string());
 
     // Feed it 500 sats, a redeem identity, a hashlock, a refund timelock, and a refund identity
     //
     let htlc = bitcoin::htlc::Htlc::new(
         dave.external_public_key,
-        "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff".to_string(),
+        hash_preimage,
         100,
         sammy.external_public_key,
     );

side-node/src/utils.rs

@@ -42,7 +42,7 @@ pub fn shappy(op: SignedOp) -> String {
     sha256::digest(b).to_string()
 }
 
-pub fn shassy(text: String) -> String {
+pub fn sha256(text: String) -> String {
     let b = text.into_bytes();
     sha256::digest(b).to_string()
 }