Ajout des features de la carte vide

js/places.js

@@ -13,7 +13,12 @@ export const FEATURE_ID = Symbol("Feature id")
  */
 export class PlaceDatabase extends EventTarget {
 
+    /** @type {Object<string, MapFeature>} */
     featuresById = {}
+
+    /** @type {MapFeature[]} */
+    featuresShownOnEmptyMap = []
+    
     fullTextIndex = null
 
     /**
@@ -166,6 +171,9 @@ export class PlaceDatabase extends EventTarget {
     buildIndex(){
         let database = this;
 
+        this.featuresShownOnEmptyMap = []
+        let showOnEmptyMap = this.featuresShownOnEmptyMap
+
         this.fullTextIndex = lunr(function(){
             this.ref("id")
             this.field("name")
@@ -184,6 +192,10 @@ export class PlaceDatabase extends EventTarget {
                     synonyms.push(...sym.indexSynonyms)
                 }
 
+                if(feature.properties["show-on-empty-map"]){
+                    showOnEmptyMap.push(feature)
+                }
+
                 this.add({
                     id,
                     name: feature.properties.name || sym.genericName,