feat(adminui): add DriverStatusSignalRBridge + InMemory snapshot store

2026-05-28 10:13:30 -04:00
parent 3f23a1acd3
commit 29370fde3c
5 changed files with 115 additions and 0 deletions
@@ -0,0 +1,15 @@
+using ZB.MOM.WW.OtOpcUa.Commons.Messages.Drivers;
+
+namespace ZB.MOM.WW.OtOpcUa.AdminUI.Hubs;
+
+/// <summary>
+///     Singleton last-snapshot-per-instance cache. Populated by
+///     <c>DriverStatusSignalRBridge</c> as it forwards DPS messages; read by
+///     <see cref="DriverStatusHub.JoinDriver"/> so newly-joined clients see current state
+///     without waiting for the next change event.
+/// </summary>
+public interface IDriverStatusSnapshotStore
+{
+    void Upsert(DriverHealthChanged snapshot);
+    bool TryGet(string driverInstanceId, out DriverHealthChanged snapshot);
+}