From e89b6097ec2ba9a24168c8abf01d528eccd44857 Mon Sep 17 00:00:00 2001
From: stanislawpuda-tomtom
 <85107223+stanislawpuda-tomtom@users.noreply.github.com>
Date: Wed, 5 Feb 2025 10:53:51 +0100
Subject: [PATCH] Fix URL hash bearing validation range (#5462)

* fix hash bearing validation range

* update changelog
---
 CHANGELOG.md        |  1 +
 src/ui/hash.test.ts | 14 ++++++++++++++
 src/ui/hash.ts      |  2 +-
 3 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7f76344a3a..4befde2743 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@
 ### 🐞 Bug fixes
 - _...Add new stuff here..._
 - Fix how padding is applied when using flyTo() with Globe ([#5406](https://github.com/maplibre/maplibre-gl-js/pull/5406))
+- Fix URL hash validation to support bearing range -180 to 180 ([#5461](https://github.com/maplibre/maplibre-gl-js/issues/5461))
 
 ## 5.1.0
 
diff --git a/src/ui/hash.test.ts b/src/ui/hash.test.ts
index 6c79c4cf1c..34f21b9453 100644
--- a/src/ui/hash.test.ts
+++ b/src/ui/hash.test.ts
@@ -341,6 +341,10 @@ describe('hash', () => {
             window.location.hash = '#5/1.00/0.50/30/60';
 
             expect(hash._isValidHash(hash._getCurrentHash())).toBeTruthy();
+
+            window.location.hash = '#5/1.00/0.50/-30/60';
+
+            expect(hash._isValidHash(hash._getCurrentHash())).toBeTruthy();
         });
 
         test('invalidate hash with string values', () => {
@@ -367,6 +371,16 @@ describe('hash', () => {
             expect(hash._isValidHash(hash._getCurrentHash())).toBeFalsy();
         });
 
+        test('invalidate hash, bearing out of range', () => {
+            window.location.hash = '#10/3.00/-1.00/450';
+
+            expect(hash._isValidHash(hash._getCurrentHash())).toBeFalsy();
+
+            window.location.hash = '#10/3.00/-1.00/-450';
+
+            expect(hash._isValidHash(hash._getCurrentHash())).toBeFalsy();
+        });
+
         test('invalidate hash, pitch greater than maxPitch', () => {
             window.location.hash = '#10/3.00/-1.00/30/90';
 
diff --git a/src/ui/hash.ts b/src/ui/hash.ts
index fc817eb4e3..8c584223e6 100644
--- a/src/ui/hash.ts
+++ b/src/ui/hash.ts
@@ -172,7 +172,7 @@ export class Hash {
         const pitch = +(hash[4] || 0);
 
         return zoom >= this._map.getMinZoom() && zoom <= this._map.getMaxZoom() &&
-            bearing >= 0 && bearing <= 180 &&
+            bearing >= -180 && bearing <= 180 &&
             pitch >= this._map.getMinPitch() && pitch <= this._map.getMaxPitch();
     };
 }