Fix replicable request

Author: rexxar-tc

Concealment/Patches/PatchReplicableRequest.cs

@@ -30,7 +30,7 @@ static class PatchReplicableRequest
         public static void Patch(PatchContext ctx)
         {
             //temporarily disabled because BitStream.ResetRead is throwing dumbass exceptions
-            //ctx.GetPattern(_requestMethod).Prefixes.Add(typeof(PatchReplicableRequest).GetMethod(nameof(PrefixRequest)));
+            ctx.GetPattern(_requestMethod).Prefixes.Add(typeof(PatchReplicableRequest).GetMethod(nameof(PrefixRequest)));
         }
 
         public static void PrefixRequest(MyPacket packet)
@@ -40,11 +40,14 @@ public static void PrefixRequest(MyPacket packet)
                 var stream = packet.BitStream;
                 var id = stream.ReadInt64();
                 bool add = stream.ReadBool();
+                if (add)
+                    stream.ReadByte();
 
-                var g = ConcealmentPlugin.Instance.ConcealedGroups.First(gr => gr.Grids.Any(q => q.EntityId == id));
+                var g = ConcealmentPlugin.Instance.ConcealedGroups.FirstOrDefault(gr => gr.Grids.Any(q => q.EntityId == id));
                 if (g != null && add)
                     ConcealmentPlugin.Instance.RevealGroup(g);
 
+                stream.ResetWrite();
                 stream.ResetRead();
             }
             catch (Exception ex)
@@ -55,6 +58,7 @@ public static void PrefixRequest(MyPacket packet)
             finally
             {
                 //this allows us to fail gracefully
+                packet.BitStream.ResetWrite();
                 packet.BitStream.ResetRead();
             }
         }