Refacotring: move themeConfig into models

Models/ThemeConfig/FilterConfig.ts

@@ -0,0 +1,27 @@
+import {Translation} from "../../UI/i18n/Translation";
+import {TagsFilter} from "../../Logic/Tags/TagsFilter";
+import FilterConfigJson from "./Json/FilterConfigJson";
+import Translations from "../../UI/i18n/Translations";
+import {TagUtils} from "../../Logic/Tags/TagUtils";
+
+export default class FilterConfig {
+    readonly options: {
+        question: Translation;
+        osmTags: TagsFilter;
+    }[];
+
+    constructor(json: FilterConfigJson, context: string) {
+        this.options = json.options.map((option, i) => {
+            const question = Translations.T(
+                option.question,
+                context + ".options-[" + i + "].question"
+            );
+            const osmTags = TagUtils.Tag(
+                option.osmTags ?? {and: []},
+                `${context}.options-[${i}].osmTags`
+            );
+
+            return {question: question, osmTags: osmTags};
+        });
+    }
+}