From 818c8b23204d22fa7399acb4591f62c2aaec4775 Mon Sep 17 00:00:00 2001
From: panaaj <38519157+panaaj@users.noreply.github.com>
Date: Fri, 15 Nov 2024 09:58:58 +1030
Subject: [PATCH] Fix BWC no position handling. Send delta with
 nextPoint.position value = null

---
 hooks/BWC.js |  5 +++++
 test/BWC.js  | 12 +++++++++++-
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/hooks/BWC.js b/hooks/BWC.js
index b4ee813f..5d431f30 100644
--- a/hooks/BWC.js
+++ b/hooks/BWC.js
@@ -66,6 +66,11 @@ module.exports = function BWCHook(input) {
         latitude,
       },
     })
+  } else {
+    values.push({
+      path: 'navigation.courseGreatCircle.nextPoint.position',
+      value: null,
+    })
   }
 
   if (parts[9] !== '' && parts[10] !== '') {
diff --git a/test/BWC.js b/test/BWC.js
index e1f53494..0a86f0c7 100644
--- a/test/BWC.js
+++ b/test/BWC.js
@@ -63,6 +63,10 @@ describe('BWC', () => {
 
     delta.should.be.an('object')
     delta.updates[0].values.should.deep.equal([
+      {
+        path: 'navigation.courseGreatCircle.nextPoint.position',
+        value: null,
+      },
       {
         path: 'navigation.courseGreatCircle.nextPoint.distance',
         value: 40929.20003454424,
@@ -80,6 +84,12 @@ describe('BWC', () => {
 
   it("Doesn't choke on an empty sentence", () => {
     const delta = new Parser().parse('$GPBWC,,,,,,,,,,,,*41')
-    should.equal(delta, undefined)
+
+    delta.updates[0].values.should.deep.equal([
+      {
+        path: 'navigation.courseGreatCircle.nextPoint.position',
+        value: null,
+      },
+    ])
   })
 })