add propagation stats

1 files changed, 6 insertions, 1 deletions

diff --git a/src/state.rs b/src/state.rs
index dfabf8f..b8944ab 100644
--- a/src/state.rs
+++ b/src/state.rs
@@ -803,7 +803,12 @@ impl AppState {
                 match &result {
                     // One API write = one Automerge change.
                     Ok(_) => {
-                        replica.doc.commit();
+                        // Stamped with our clock (milliseconds), so receivers can tell
+                        // how long the change took to reach them (`swarm::stats`).
+                        replica.doc.commit_with(
+                            automerge::transaction::CommitOptions::default()
+                                .with_time(unix_millis() as i64),
+                        );
                     }
                     // Discard partial ops (e.g. old value deleted, new one not written).
                     Err(_) => {