use cs package from backup packages

Barotrauma/BarotraumaClient/ClientSource/DebugConsole.cs

@@ -3228,7 +3228,7 @@ namespace Barotrauma
             }));
             commands.Add(new Command("cl_cs", "cs_cl: runs a string on the client", (string[] args) =>
             {
-                if (LuaCsSetup.GetPackage("CsForBarotrauma", false) == null) { return; }
+                if (LuaCsSetup.GetPackage("CsForBarotrauma", false, true) == null) { return; }
 
                 if (GameMain.Client != null && !GameMain.Client.HasPermission(ClientPermissions.ConsoleCommands))
                 {

Barotrauma/BarotraumaClient/ClientSource/LuaCs/LuaCsUpdateChecker.cs

@@ -20,7 +20,7 @@ namespace Barotrauma
 
             if (clientVersion == workshopVersion) { return; }
 
-            string additional = LuaCsSetup.GetPackage("CsForBarotrauma", false) == null ? "" : "Cs";
+            string additional = LuaCsSetup.GetPackage("CsForBarotrauma", false, true) == null ? "" : "Cs";
 
             var msg = new GUIMessageBox($"Lua{additional} Update", $"Your Lua{additional} client version is different from the version found in the Lua{additional}ForBarotrauma workshop files. Do you want to update?\n\n Client Version: {clientVersion}\n Workshop Version: {workshopVersion}", 
                 new LocalizedString[2] { TextManager.Get("Yes"), TextManager.Get("Cancel") });

Barotrauma/BarotraumaClient/ClientSource/Screens/MainMenuScreen.cs

@@ -384,7 +384,7 @@ namespace Barotrauma
                 }
             };
 #endif
-            string additional = LuaCsSetup.GetPackage("CsForBarotrauma", false) == null ? "" : "Cs";
+            string additional = LuaCsSetup.GetPackage("CsForBarotrauma", false, true) == null ? "" : "Cs";
 
             new GUIButton(new RectTransform(new Point(300, 30), Frame.RectTransform, Anchor.TopLeft) { AbsoluteOffset = new Point(20, 50) },
     $"Remove Client-Side Lua{additional}", style: "MainMenuGUIButton", color: GUIStyle.Red)

Barotrauma/BarotraumaServer/ServerSource/DebugConsole.cs

@@ -1247,7 +1247,7 @@ namespace Barotrauma
             }));
             commands.Add(new Command("cs", "cs: runs a string", (string[] args) =>
             {
-                if(LuaCsSetup.GetPackage("CsForBarotrauma", false) == null) { return; }
+                if(LuaCsSetup.GetPackage("CsForBarotrauma", false, true) == null) { return; }
 
                 GameMain.LuaCs.CsScript.Run(string.Join(" ", args));
                 GameMain.LuaCs.RecreateCsScript();

Barotrauma/BarotraumaShared/SharedSource/ContentManagement/ContentPackageManager.cs

@@ -36,7 +36,7 @@ namespace Barotrauma
                     ? (Core as ContentPackage).ToEnumerable().CollectionConcat(Regular)
                     : Enumerable.Empty<ContentPackage>();
 
-            private static class BackupPackages
+            public static class BackupPackages
             {
                 public static CorePackage? Core;
                 public static ImmutableArray<RegularPackage>? Regular;

Barotrauma/BarotraumaShared/SharedSource/LuaCs/LuaCsSetup.cs

@@ -84,7 +84,7 @@ namespace Barotrauma
 		}
 
 
-		public static ContentPackage GetPackage(Identifier name, bool fallbackToAll = true)
+		public static ContentPackage GetPackage(Identifier name, bool fallbackToAll = true, bool useBackup = false)
 		{
 			foreach (ContentPackage package in ContentPackageManager.EnabledPackages.All)
 			{
@@ -113,6 +113,17 @@ namespace Barotrauma
 				}
 			}
 
+			if (useBackup)
+            {
+				foreach (ContentPackage package in ContentPackageManager.EnabledPackages.BackupPackages.Regular)
+				{
+					if (package.NameMatches(name))
+					{
+						return package;
+					}
+				}
+			}
+
 			return null;
 		}
 
@@ -435,7 +446,7 @@ namespace Barotrauma
 			lua.Globals["CLIENT"] = IsClient;
 
 
-			if (GetPackage("CsForBarotrauma", false) != null)
+			if (GetPackage("CsForBarotrauma", false, true) != null)
 			{
 				PrintMessage("Cs! Version " + AssemblyInfo.GitRevision);