diff --git a/src/db/ModelFactory.ts b/src/db/ModelFactory.ts
index e2e1ae1..6d91c81 100644
--- a/src/db/ModelFactory.ts
+++ b/src/db/ModelFactory.ts
@@ -32,6 +32,10 @@ export default class ModelFactory<M extends Model> {
         this.components.push(modelComponentFactory);
     }
 
+    public hasComponent(modelComponentFactory: ModelComponentFactory<M>): boolean {
+        return !!this.components.find(c => c === modelComponentFactory);
+    }
+
     public create(data: Pick<M, keyof M>, isNewModel: boolean): M {
         const model = new this.modelType(this as unknown as ModelFactory<never>, isNewModel);
         for (const component of this.components) {