From 5e3a9af1ddea90be2478ea69dae687c948532db1 Mon Sep 17 00:00:00 2001
From: Daniel Schadt <kingdread@gmx.de>
Date: Mon, 21 Nov 2022 23:04:49 +0100
Subject: fix map if OSM layer is not present

---
 fietsboek/static/osm-monkeypatch.js | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/fietsboek/static/osm-monkeypatch.js b/fietsboek/static/osm-monkeypatch.js
index a8310a2..586901a 100644
--- a/fietsboek/static/osm-monkeypatch.js
+++ b/fietsboek/static/osm-monkeypatch.js
@@ -15,6 +15,13 @@
         dieses.mapcanvas = mapcanvas;
         this.cluster_zoomhistory = [];
 
+        // The change function is doing weird things and expects the OSM layer
+        // to be there, which leads to exceptions and the map not working at
+        // all if the OSM layer is disabled. We fix this by simply not caring
+        // about the change function.
+        // See https://gitlab.com/dunj3/fietsboek/-/issues/27
+        this.change = (_) => {};
+
         // Map anlegen
 
         const mycp = '<a href="https://www.j-berkemeier.de/GPXViewer" title="GPX Viewer '+JB.GPX2GM.ver+'">GPXViewer</a> | ';
@@ -76,6 +83,8 @@
             keyboard: genugplatz,
             touchZoom: true,
             dragging: true,
+            // Make sure we get the first layer in there
+            layers: Object.values(this.baseLayers)[0],
         } );
 
         JB.handle_touch_action(dieses,genugplatz);
-- 
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