Fixed entity IDs getting messed up and causing desync because of purchased items in multiplayer campaign. The server created cargo items first and then mission-related entities, while the clients only spawned mission entities and relied on the server to spawn the cargo, which caused mission entities to have wrong IDs. Closes #484

Barotrauma/BarotraumaShared/Source/DebugConsole.cs

@@ -1267,6 +1267,26 @@ namespace Barotrauma
                 }
             }));
 
+            commands.Add(new Command("findentityids", "findentityids [entityname]", (string[] args) =>
+            {
+                if (args.Length == 0) return;
+                args[0] = args[0].ToLowerInvariant();
+                foreach (MapEntity mapEntity in MapEntity.mapEntityList)
+                {
+                    if (mapEntity.Name.ToLowerInvariant() == args[0])
+                    {
+                        ThrowError(mapEntity.ID + ": " + mapEntity.Name.ToString());
+                    }
+                }
+                foreach (Character character in Character.CharacterList)
+                {
+                    if (character.Name.ToLowerInvariant() == args[0] || character.SpeciesName.ToLowerInvariant() == args[0])
+                    {
+                        ThrowError(character.ID + ": " + character.Name.ToString());
+                    }
+                }
+            }));
+
             commands.Add(new Command("heal", "heal [character name]: Restore the specified character to full health. If the name parameter is omitted, the controlled character will be healed.", (string[] args) =>
             {
                 Character healedCharacter = (args.Length == 0) ? Character.Controlled : FindMatchingCharacter(args);

Barotrauma/BarotraumaShared/Source/GameSession/GameModes/MultiPlayerCampaign.cs

@@ -55,13 +55,7 @@ namespace Barotrauma
 
         public override void Start()
         {
-            base.Start();
+            base.Start();            
-
-            if (GameMain.Server != null)
-            {
-                CargoManager.CreateItems();
-            }
-
             lastUpdateID++;
         }
 

Barotrauma/BarotraumaShared/Source/GameSession/GameSession.cs

@@ -226,7 +226,14 @@ namespace Barotrauma
 
             EventManager.StartRound(level);
 
-            if (GameMode != null) GameMode.MsgBox();
+            if (GameMode != null)
+            {
+                GameMode.MsgBox();
+                if (GameMode is MultiPlayerCampaign campaign && GameMain.Server != null)
+                {
+                    campaign.CargoManager.CreateItems();
+                }
+            }
 
             if (GameSettings.SendUserStatistics)
             {
@@ -234,7 +241,7 @@ namespace Barotrauma
                 GameAnalyticsSDK.Net.GameAnalytics.AddProgressionEvent(GameAnalyticsSDK.Net.EGAProgressionStatus.Start,
                     GameMode.Name, (Mission == null ? "None" : Mission.GetType().ToString()));
             }
-
+            
 #if CLIENT
             roundSummary = new RoundSummary(this);
 

Barotrauma/BarotraumaShared/Source/Items/Item.cs

@@ -315,9 +315,9 @@ namespace Barotrauma
         public override string ToString()
         {
 #if CLIENT
-            return (GameMain.DebugDraw) ? Name + "(ID: " + ID + ")" : Name;
+            return (GameMain.DebugDraw) ? Name + " (ID: " + ID + ")" : Name;
 #elif SERVER
-            return Name + "(ID: " + ID + ")";
+            return Name + " (ID: " + ID + ")";
 #endif
         }