Added popups telling you to run CSharp when joining a server with CSharp mods enabled but without the Cs package

Barotrauma/BarotraumaClient/ClientSource/LuaCs/LuaCsSetup.cs

@@ -0,0 +1,66 @@
+using System.Collections.Generic;
+using System.IO;
+using System.Text;
+
+namespace Barotrauma
+{
+    partial class LuaCsSetup
+    {
+        public void CheckInitialize()
+        {
+            List<ContentPackage> csharpMods = new List<ContentPackage>();
+            foreach (ContentPackage cp in ContentPackageManager.EnabledPackages.All)
+            {
+                if (Directory.Exists(cp.Dir + "/CSharp"))
+                {
+                    csharpMods.Add(cp);
+                }
+            }
+
+            if (csharpMods.Count == 0 || ShouldRunCs || GameMain.Client == null)
+            {
+                Initialize();
+                return;
+            }
+
+            if (GameMain.Client.IsServerOwner)
+            {
+                new GUIMessageBox("", "You have CSharp mods enabled but don't have the Cs For Barotrauma package enabled, those mods might not work.");
+                return;
+            }
+
+            StringBuilder sb = new StringBuilder();
+
+            foreach (ContentPackage cp in csharpMods)
+            {
+                if (cp.UgcId.TryUnwrap(out ContentPackageId id))
+                {
+                    sb.AppendLine($"- {cp.Name} ({id})");
+                }
+                else
+                {
+                    sb.AppendLine($"- {cp.Name} (Not On Workshop)");
+                }
+            }
+
+            GUIMessageBox msg = new GUIMessageBox(
+                "Confirm",
+                $"This server has the following CSharp mods installed: \n{sb}\nDo you wish to run them? Cs mods are not sandboxed so make sure you trust these mods.",
+                new LocalizedString[2] { "Run", "Don't Run" });
+
+            msg.Buttons[0].OnClicked = (GUIButton button, object obj) =>
+            {
+                Initialize(true);
+                msg.Close();
+                return true;
+            };
+
+            msg.Buttons[1].OnClicked = (GUIButton button, object obj) =>
+            {
+                Initialize();
+                msg.Close();
+                return true;
+            };
+        }
+    }
+}

Barotrauma/BarotraumaClient/ClientSource/Screens/ModDownloadScreen.cs

@@ -116,7 +116,7 @@ namespace Barotrauma
                     ContentPackageManager.EnabledPackages.SetRegular(regularPackages);
                 }
                 GameMain.NetLobbyScreen.Select();
-                GameMain.LuaCs.Initialize();
+                GameMain.LuaCs.CheckInitialize();
                 return;
             }