Merge branch 'dev'

Author: L0laapk3

info.json

@@ -1,6 +1,6 @@
 {
     "name": "L0laapk3_FactorioMaps",
-    "version": "4.0.0",
+    "version": "4.0.1",
     "title": "FactorioMaps",
     "author": "L0laapk3",
     "contact": "https://github.com/L0laapk3/",

updates.json

@@ -60,5 +60,6 @@
         "Fixed scale of map label image sizes",
         "Day and night snapshots are now completely identical instead of 1 tick apart",
         "Added option to set the default snapshot when the page loads"
-    ]
+    ],
+    "4.0.1": "!Bugfix with default snapshot index"
 }

web/index.js

@@ -420,7 +420,7 @@ if (countAvailableSaves > 0 || mapInfo.links && mapInfo.links.save) {
 
 const defaultSurface = mapInfo.defaultSurface || "nauvis";
 let nightOpacity = 0;
-const defaultMapPath = mapInfo.options.defaultTimestamp;
+const defaultMapPath = (mapInfo.options.defaultTimestamp < 0 ? mapInfo.maps.length : 0) + mapInfo.options.defaultTimestamp;
 console.assert(0 <= defaultMapPath && defaultMapPath < mapInfo.maps.length, "Default map path is out of bounds.");
 const someSurfaces = mapInfo.maps[defaultMapPath].surfaces;
 let currentSurface = defaultSurface in someSurfaces ? defaultSurface : Object.keys(someSurfaces).sort()[0]