huskies: merge 743

server/src/crdt_state/presence.rs

@@ -162,10 +162,46 @@ pub fn write_node_presence(node_id: &str, address: &str, last_seen: f64, alive:
             node.address.advance_seq(floor);
             node.last_seen.advance_seq(floor);
             node.alive.advance_seq(floor);
+            node.label.advance_seq(floor);
+            node.assigned_project.advance_seq(floor);
+            node.last_seen_ms.advance_seq(floor);
         }
     }
 }
 
+/// Write agent metadata fields for an existing node presence entry.
+///
+/// Updates `label`, `assigned_project`, and `last_seen_ms` for the node
+/// identified by `node_id`.  Does nothing if the node does not exist or the
+/// CRDT is not initialised.
+pub fn write_node_metadata(
+    node_id: &str,
+    label: &str,
+    assigned_project: Option<&str>,
+    last_seen_ms: f64,
+) {
+    let Some(state_mutex) = get_crdt() else {
+        return;
+    };
+    let Ok(mut state) = state_mutex.lock() else {
+        return;
+    };
+    let Some(&idx) = state.node_index.get(node_id) else {
+        return;
+    };
+    apply_and_persist(&mut state, |s| {
+        s.crdt.doc.nodes[idx].label.set(label.to_string())
+    });
+    apply_and_persist(&mut state, |s| {
+        s.crdt.doc.nodes[idx]
+            .assigned_project
+            .set(assigned_project.unwrap_or("").to_string())
+    });
+    apply_and_persist(&mut state, |s| {
+        s.crdt.doc.nodes[idx].last_seen_ms.set(last_seen_ms)
+    });
+}
+
 /// Read all node presence entries from the CRDT document.
 ///
 /// Returns `None` before `init()`.
@@ -200,10 +236,25 @@ fn extract_node_view(node: &NodePresenceCrdt) -> Option<NodePresenceView> {
         JsonValue::Bool(b) => b,
         _ => true,
     };
+    let label = match node.label.view() {
+        JsonValue::String(s) if !s.is_empty() => Some(s),
+        _ => None,
+    };
+    let assigned_project = match node.assigned_project.view() {
+        JsonValue::String(s) if !s.is_empty() => Some(s),
+        _ => None,
+    };
+    let last_seen_ms = match node.last_seen_ms.view() {
+        JsonValue::Number(n) if n > 0.0 => Some(n),
+        _ => None,
+    };
     Some(NodePresenceView {
         node_id,
         address,
         last_seen,
         alive,
+        label,
+        assigned_project,
+        last_seen_ms,
     })
 }