From 2afc6c9a85a33dd220ce9bb288686380200e2588 Mon Sep 17 00:00:00 2001
From: Sosthene <contact@sosthene.net>
Date: Wed, 11 Dec 2024 23:35:50 +0100
Subject: [PATCH] Update create_new_process

---
 src/api.rs | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/src/api.rs b/src/api.rs
index f8ae639..b9f3a1d 100644
--- a/src/api.rs
+++ b/src/api.rs
@@ -1195,19 +1195,24 @@ pub fn create_new_process(
     let outpoint = OutPoint::new(transaction.txid(), 0);
 
     // We now need a hash that commits to the clear value of each field + the process id (or outpoint)
-    let fields_commitment = pcd.hash_all_fields(outpoint)?; 
+    let pcd_commitment = Value::Object(pcd.hash_all_fields(outpoint)?); 
+
+    let merkle_root = pcd_commitment.create_merkle_tree()?.root().ok_or(ApiError::new("Invalid merkle tree".to_owned()))?.to_lower_hex_string();
 
     let mut process = Process::new(outpoint);
 
     // We now create the first process state with all that data
     let process_state = ProcessState {
         commited_in: outpoint,
-        pcd_commitment: Value::Object(fields_commitment.clone()),
+        pcd_commitment: pcd_commitment.clone(),
+        merkle_root: merkle_root.clone(),
         encrypted_pcd: Value::Object(fields2cipher.clone()),
         keys: fields2keys.clone(),
         validation_tokens: vec![],
     }; 
 
+    let diffs = create_diffs(&process, &process_state)?;
+
     process.insert_concurrent_state(process_state.clone())?;
 
     {
@@ -1219,12 +1224,12 @@ pub fn create_new_process(
         processes.insert(outpoint.clone(), process.clone());
     }
 
-    let commit_msg = CommitMessage::new_first_commitment(transaction, Value::Object(fields_commitment), roles);
+    let commit_msg = CommitMessage::new_first_commitment(transaction, pcd_commitment, roles);
 
     let updated_process = UpdatedProcess {
         commitment_tx: outpoint,
         current_process: process,
-        new_state: Some(process_state),
+        new_diffs: diffs,
         ..Default::default()
     };