From 68e34153fb72328d549aa362ff40dac467ce8f39 Mon Sep 17 00:00:00 2001
From: Neoministein <57015772+Neoministein@users.noreply.github.com>
Date: Sat, 24 Jun 2023 00:42:12 +0200
Subject: Add ability to disable executions via a Callback (#633)

---
 .../mod/scripts/vscripts/melee/sh_melee.gnut             | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/Northstar.Custom/mod/scripts/vscripts/melee/sh_melee.gnut b/Northstar.Custom/mod/scripts/vscripts/melee/sh_melee.gnut
index dfd957e1..95ab3915 100644
--- a/Northstar.Custom/mod/scripts/vscripts/melee/sh_melee.gnut
+++ b/Northstar.Custom/mod/scripts/vscripts/melee/sh_melee.gnut
@@ -27,6 +27,7 @@ global function IsInExecutionMeleeState
 global function GetLungeTargetForPlayer
 global function Melee_IsAllowed
 global function IsAttackerRef
+global function AddCallback_IsValidMeleeExecutionTarget
 
 #if SERVER
 	global function Melee_Enable
@@ -88,7 +89,7 @@ struct
 	table<string, table<string,SyncedMeleeChooser> > syncedMeleeChoosers
 	table<SyncedMeleeChooser, array<void functionref( SyncedMeleeChooser actions, SyncedMelee action, entity player, entity target )> > syncedMeleeServerCallbacks
 	table<SyncedMeleeChooser, bool functionref( SyncedMelee action, entity player, entity target ) > syncedMeleeServerThink
-
+	array<bool functionref(entity attacker, entity target)> isValidMeleeExecutionTargetCallBacks
 	string lastExecutionUsed = ""
 } file
 
@@ -183,6 +184,11 @@ vector function GetEyeOrigin( entity ent )
 	return ent.EyePosition()
 }
 
+void function AddCallback_IsValidMeleeExecutionTarget( bool functionref( entity attacker, entity target ) callbackFunc )
+{
+	file.isValidMeleeExecutionTargetCallBacks.append( callbackFunc )
+}
+
 //Called after pressing the melee button to recheck for targets
 bool function CodeCallback_IsValidMeleeExecutionTarget( entity attacker, entity target )
 {
@@ -310,6 +316,14 @@ bool function CodeCallback_IsValidMeleeExecutionTarget( entity attacker, entity
 	if ( !PlayerMelee_IsExecutionReachable( attacker, target, 0.3 ) )
 		return false
 
+	foreach ( callbackFunc in file.isValidMeleeExecutionTargetCallBacks )
+	{
+		if ( !callbackFunc( attacker, target ) )
+		{
+			return false
+		}
+	}
+
 	return true
 }
 
-- 
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