feature/IO-3357-Reynolds-and-Reynolds-DMS-API-Integration / RRScratch2 / Math Adjustments / DMS State cleaning on Page load

server/web-sockets/web-socket.js

@@ -115,6 +115,33 @@ function SetLegacyWebsocketHandlers(io) {
     socket.on("disconnect", () => {
       createLogEvent(socket, "DEBUG", `User disconnected.`);
     });
+
+    // DMS reset for legacy WS (CDK / PBS)
+    socket.on("dms-reset-context", ({ jobId, mode } = {}, ack) => {
+      try {
+        // Clear any per-socket DMS state that can leak across jobs
+        socket.selectedCustomerId = null; // CDK / PBS AR
+        socket.txEnvelope = null; // PBS AP export
+        socket.apAllocations = null; // PBS AP allocations
+
+        createLogEvent(
+          socket,
+          "DEBUG",
+          `DMS reset-context (legacy WS): cleared per-socket state` +
+            (jobId ? ` (jobId=${jobId})` : "") +
+            (mode ? ` (mode=${mode})` : "")
+        );
+
+        if (typeof ack === "function") {
+          ack({ ok: true });
+        }
+      } catch (error) {
+        createLogEvent(socket, "ERROR", `DMS reset-context (legacy WS) failed: ${error.message}`);
+        if (typeof ack === "function") {
+          ack({ ok: false, error: error.message });
+        }
+      }
+    });
   });
 }