Do not allow adding event more than once in input settings

1 files changed, 13 insertions, 0 deletions

diff --git a/client/menu/settings/input/input_value_node.gd b/client/menu/settings/input/input_value_node.gd
index 4436d97f..125a946b 100644
--- a/client/menu/settings/input/input_value_node.gd
+++ b/client/menu/settings/input/input_value_node.gd
@@ -59,10 +59,23 @@ func erase_event(e: InputEvent):
 func _input(e: InputEvent):
 	if listening:
 		if e is InputEventKey or e is InputEventMouseButton or e is InputEventJoypadButton or e is InputEventJoypadMotion:
+			# Check if key was already added
+			for e2 in value:
+				if events_equal(e, e2): return
+			
 			value.append(e)
 			_on_add_pressed()
 			update()
 
+func events_equal(e1: InputEvent, e2: InputEvent) -> bool:
+	if e1 is InputEventKey and e2 is InputEventKey:
+		return e1.physical_keycode == e2.physical_keycode
+	if (e1 is InputEventMouseButton and e2 is InputEventMouseButton) or (e1 is InputEventJoypadButton and e2 is InputEventJoypadButton):
+		return e1.button_index == e2.button_index
+	if e1 is InputEventJoypadMotion and e2 is InputEventJoypadMotion:
+		return e1.axis == e2.axis
+	return false
+
 func _on_add_pressed() -> void:
 	listening = not listening