Fix duplicate suit signals (#35918)

* Include the suit owner’s UID in suit sensor status updates.

* Show a single monitoring entry per crew member

* Rewrite sensor collection using a dictionary

Content.Client/Medical/CrewMonitoring/CrewMonitoringWindow.xaml.cs

@@ -79,10 +79,28 @@ public sealed partial class CrewMonitoringWindow : FancyWindow
 
         NoServerLabel.Visible = false;
 
+        // Collect one status per user, using the sensor with the most data available.
+        Dictionary<NetEntity, SuitSensorStatus> uniqueSensorsMap = new();
+        foreach (var sensor in sensors)
+        {
+            if (uniqueSensorsMap.TryGetValue(sensor.OwnerUid, out var existingSensor))
+            {
+                // Skip if we already have a sensor with more data for this mob.
+                if (existingSensor.Coordinates != null && sensor.Coordinates == null)
+                    continue;
+
+                if (existingSensor.DamagePercentage != null && sensor.DamagePercentage == null)
+                    continue;
+            }
+
+            uniqueSensorsMap[sensor.OwnerUid] = sensor;
+        }
+        var uniqueSensors = uniqueSensorsMap.Values.ToList();
+
         // Order sensor data
-        var orderedSensors = sensors.OrderBy(n => n.Name).OrderBy(j => j.Job);
+        var orderedSensors = uniqueSensors.OrderBy(n => n.Name).OrderBy(j => j.Job);
         var assignedSensors = new HashSet<SuitSensorStatus>();
-        var departments = sensors.SelectMany(d => d.JobDepartments).Distinct().OrderBy(n => n);
+        var departments = uniqueSensors.SelectMany(d => d.JobDepartments).Distinct().OrderBy(n => n);
 
         // Create department labels and populate lists
         foreach (var department in departments)

Content.Server/Medical/SuitSensors/SuitSensorSystem.cs

@@ -406,7 +406,7 @@ public sealed class SuitSensorSystem : EntitySystem
             totalDamageThreshold = critThreshold.Value.Int();
 
         // finally, form suit sensor status
-        var status = new SuitSensorStatus(GetNetEntity(uid), userName, userJob, userJobIcon, userJobDepartments);
+        var status = new SuitSensorStatus(GetNetEntity(sensor.User.Value), GetNetEntity(uid), userName, userJob, userJobIcon, userJobDepartments);
         switch (sensor.Mode)
         {
             case SuitSensorMode.SensorBinary:
@@ -461,6 +461,7 @@ public sealed class SuitSensorSystem : EntitySystem
             [SuitSensorConstants.NET_JOB_DEPARTMENTS] = status.JobDepartments,
             [SuitSensorConstants.NET_IS_ALIVE] = status.IsAlive,
             [SuitSensorConstants.NET_SUIT_SENSOR_UID] = status.SuitSensorUid,
+            [SuitSensorConstants.NET_OWNER_UID] = status.OwnerUid,
         };
 
         if (status.TotalDamage != null)
@@ -491,13 +492,14 @@ public sealed class SuitSensorSystem : EntitySystem
         if (!payload.TryGetValue(SuitSensorConstants.NET_JOB_DEPARTMENTS, out List<string>? jobDepartments)) return null;
         if (!payload.TryGetValue(SuitSensorConstants.NET_IS_ALIVE, out bool? isAlive)) return null;
         if (!payload.TryGetValue(SuitSensorConstants.NET_SUIT_SENSOR_UID, out NetEntity suitSensorUid)) return null;
+        if (!payload.TryGetValue(SuitSensorConstants.NET_OWNER_UID, out NetEntity ownerUid)) return null;
 
         // try get total damage and cords (optionals)
         payload.TryGetValue(SuitSensorConstants.NET_TOTAL_DAMAGE, out int? totalDamage);
         payload.TryGetValue(SuitSensorConstants.NET_TOTAL_DAMAGE_THRESHOLD, out int? totalDamageThreshold);
         payload.TryGetValue(SuitSensorConstants.NET_COORDINATES, out NetCoordinates? coords);
 
-        var status = new SuitSensorStatus(suitSensorUid, name, job, jobIcon, jobDepartments)
+        var status = new SuitSensorStatus(ownerUid, suitSensorUid, name, job, jobIcon, jobDepartments)
         {
             IsAlive = isAlive.Value,
             TotalDamage = totalDamage,

Content.Shared/Medical/SuitSensor/SharedSuitSensor.cs

@@ -7,8 +7,9 @@ namespace Content.Shared.Medical.SuitSensor;
 [Serializable, NetSerializable]
 public sealed class SuitSensorStatus
 {
-    public SuitSensorStatus(NetEntity suitSensorUid, string name, string job, string jobIcon, List<string> jobDepartments)
+    public SuitSensorStatus(NetEntity ownerUid, NetEntity suitSensorUid, string name, string job, string jobIcon, List<string> jobDepartments)
     {
+        OwnerUid = ownerUid;
         SuitSensorUid = suitSensorUid;
         Name = name;
         Job = job;
@@ -18,6 +19,7 @@ public sealed class SuitSensorStatus
 
     public TimeSpan Timestamp;
     public NetEntity SuitSensorUid;
+    public NetEntity OwnerUid;
     public string Name;
     public string Job;
     public string JobIcon;
@@ -55,6 +57,7 @@ public enum SuitSensorMode : byte
 
 public static class SuitSensorConstants
 {
+    public const string NET_OWNER_UID = "ownerUid";
     public const string NET_NAME = "name";
     public const string NET_JOB = "job";
     public const string NET_JOB_ICON = "jobIcon";