From f203a1158d50870398b9651524d3adf1e8aa7219 Mon Sep 17 00:00:00 2001
From: Pieter Vander Vennet <pietervdvn@posteo.net>
Date: Sun, 16 Apr 2023 04:26:50 +0200
Subject: [PATCH] Refactoring: fix usersettings vis

---
 Models/ThemeConfig/Conversion/PrepareLayer.ts | 2 +-
 UI/Popup/MinimapViz.ts                        | 5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/Models/ThemeConfig/Conversion/PrepareLayer.ts b/Models/ThemeConfig/Conversion/PrepareLayer.ts
index 370464d19..ad1ddae4d 100644
--- a/Models/ThemeConfig/Conversion/PrepareLayer.ts
+++ b/Models/ThemeConfig/Conversion/PrepareLayer.ts
@@ -1144,7 +1144,7 @@ export class AddMiniMap extends DesugaringStep<LayerConfigJson> {
     }
 
     convert(layerConfig: LayerConfigJson, context: string): { result: LayerConfigJson } {
-        if (!layerConfig.tagRenderings) {
+        if (!layerConfig.tagRenderings || layerConfig.source === "special") {
             return { result: layerConfig }
         }
         const state = this._state
diff --git a/UI/Popup/MinimapViz.ts b/UI/Popup/MinimapViz.ts
index c6ca940b0..7c6d67fda 100644
--- a/UI/Popup/MinimapViz.ts
+++ b/UI/Popup/MinimapViz.ts
@@ -34,7 +34,7 @@ export class MinimapViz implements SpecialVisualization {
         feature: Feature,
         layer: LayerConfig
     ) {
-        if (state === undefined) {
+        if (state === undefined || feature === undefined || layer.source === undefined) {
             return undefined
         }
         const keys = [...args]
@@ -83,6 +83,9 @@ export class MinimapViz implements SpecialVisualization {
             }
         }
         featuresToShow.addCallbackAndRunD((features) => {
+            if (features.length === 0) {
+                return
+            }
             const bboxGeojson = GeoOperations.bbox({ features, type: "FeatureCollection" })
             const [lon, lat] = GeoOperations.centerpointCoordinates(bboxGeojson)
             mla.bounds.setData(BBox.get(bboxGeojson))