feat: tan stack theme query

frontend/src/queries/themes.ts

@@ -0,0 +1,25 @@
+import { useQuery } from '@tanstack/vue-query';
+import { getThemeController } from '@/controllers/controllers';
+import {type MaybeRefOrGetter, toValue} from "vue";
+
+const themeController = getThemeController();
+
+export const useThemeQuery = (language: MaybeRefOrGetter<string>) => {
+    return useQuery({
+        queryKey: ['themes', language],
+        queryFn: () => {
+            const lang = toValue(language);
+            return themeController.getAll(lang);
+        },
+        enabled: () => !!toValue(language),
+    });
+};
+
+export const useThemeHruidsQuery = (themeKey: string | null) => {
+    return useQuery({
+        queryKey: ['theme-hruids', themeKey],
+        queryFn: () => themeController.getHruidsByKey(themeKey!),
+        enabled: !!themeKey,
+    });
+};
+