first commit

NitroxPatcher/Patches/Dynamic/ExosuitGrapplingArm_OnHit_Patch.cs

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+using System.Reflection;
+using NitroxClient.GameLogic;
+using NitroxModel.Helper;
+using NitroxModel_Subnautica.Packets;
+
+namespace NitroxPatcher.Patches.Dynamic;
+
+public sealed partial class ExosuitGrapplingArm_OnHit_Patch : NitroxPatch, IDynamicPatch
+{
+    public static readonly MethodInfo TARGET_METHOD = Reflect.Method((ExosuitGrapplingArm t) => t.OnHit());
+
+    public static bool Prefix(ExosuitGrapplingArm __instance, GrapplingHook ___hook)
+    {
+        Exosuit componentInParent = __instance.GetComponentInParent<Exosuit>();
+
+        if (componentInParent != null)
+        {
+            if (!componentInParent.GetPilotingMode())
+            {
+                // We suppress this method if it is called from another player pilot, so we can use our own implementation
+                // See: ExosuitModuleEvents.UseGrapplingarm -> onHit Section
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    public static void Postfix(ExosuitGrapplingArm __instance, GrapplingHook ___hook)
+    {
+        // We send the hook direction to the other player so he sees where the other player exosuit is heading
+        Resolve<ExosuitModuleEvent>().BroadcastArmAction(TechType.ExosuitGrapplingArmModule, __instance, ExosuitArmAction.START_USE_TOOL, ___hook.rb.velocity, null);
+    }
+}