Speicherleckfreie Objekt-Metadatenverwaltung mittels WeakMap in Vue-Lebenszyklus-Hooks

import { onMounted } from 'vue';
 
const elementMetaRegistry = new WeakMap();
 
export function useElementMetadataTracker(elementRef) {
  onMounted(() => {
    if (elementRef.value) {
      elementMetaRegistry.set(elementRef.value, {
        registeredAt: Date.now(),
        interactionCount: 0
      });
    }
  });
 
  const incrementInteraction = () => {
    const el = elementRef.value;
    if (el && elementMetaRegistry.has(el)) {
      const meta = elementMetaRegistry.get(el);
      meta.interactionCount += 1;
    }
  };
 
  return { incrementInteraction };
}