From 888fbbe81efe51b471308e92f7914b17fb0e8218 Mon Sep 17 00:00:00 2001
From: Jonathan Redpath <legoboyvdlp@gmail.com>
Date: Sun, 13 Feb 2022 18:07:58 +0000
Subject: [PATCH] Prevent modifying the TO waypoint

---
 Nasal/FMGC/flightplan.nas | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Nasal/FMGC/flightplan.nas b/Nasal/FMGC/flightplan.nas
index 9e8cade1..69f34220 100644
--- a/Nasal/FMGC/flightplan.nas
+++ b/Nasal/FMGC/flightplan.nas
@@ -769,6 +769,12 @@ var flightPlanController = {
 			return 3;
 		}
 		
+		if (index == me.currentToWptIndex.getValue()) {
+			return 1;
+			# TODO - implement the PPOS - DISCONT feature
+			# me.insertPPOS(thePlan, index - 1);
+			# me.addDiscontinuity(index - 1, thePlan, 1);
+		}
 		
 		if (!me.temporaryFlag[plan]) {
 			if (text == "CLR" and me.flightplans[2].getWP(index).wp_name == "DISCONTINUITY") {
@@ -784,6 +790,7 @@ var flightPlanController = {
 			var thePlan = plan;
 		}
 		
+		
 		# check waypoints database here
 		var wpFromDB = WaypointDatabase.getWP(text);
 		if (wpFromDB != nil) {