Refactoring: fix delete indication, fix splitroad, fix addition of multiple new points snapped onto the same way (all will properly attach now)

Models/ThemeConfig/Conversion/PrepareLayer.ts

@@ -591,6 +591,13 @@ export class AddEditingElements extends DesugaringStep<LayerConfigJson> {
     ): { result: LayerConfigJson; errors?: string[]; warnings?: string[]; information?: string[] } {
         json = JSON.parse(JSON.stringify(json))
 
+        if (
+            json.tagRenderings &&
+            !json.tagRenderings.some((tr) => tr === "just_created" || tr["id"] === "just_created")
+        ) {
+            json.tagRenderings.unshift(this._desugaring.tagRenderings.get("just_created"))
+        }
+
         if (json.allowSplit && !ValidationUtils.hasSpecialVisualisation(json, "split_button")) {
             json.tagRenderings.push({
                 id: "split-button",

Models/ThemeConfig/Json/TagRenderingConfigJson.ts

@@ -18,6 +18,12 @@ export interface TagRenderingConfigJson {
      */
     labels?: string[]
 
+    /**
+     * A list of css-classes to apply to the entire tagRendering if the answer is known (not applied on the question).
+     * This is only for advanced users
+     */
+    classes?: string | string[]
+
     /**
      * A human-readable text explaining what this tagRendering does
      */

Models/ThemeConfig/TagRenderingConfig.ts

@@ -69,7 +69,7 @@ export default class TagRenderingConfig {
 
     public readonly mappings?: Mapping[]
     public readonly labels: string[]
-
+    public readonly classes: string[]
     constructor(json: string | QuestionableTagRenderingConfigJson, context?: string) {
         if (json === undefined) {
             throw "Initing a TagRenderingConfig with undefined in " + context
@@ -110,6 +110,11 @@ export default class TagRenderingConfig {
         }
 
         this.labels = json.labels ?? []
+        if (typeof json.classes === "string") {
+            this.classes = json.classes.split(" ")
+        } else {
+            this.classes = json.classes ?? []
+        }
         this.render = Translations.T(<any>json.render, translationKey + ".render")
         this.question = Translations.T(json.question, translationKey + ".question")
         this.questionhint = Translations.T(json.questionHint, translationKey + ".questionHint")