public bool addCategoryToDB(Category category) { if (!checkData(category.getID(), category.getName())) { return(false); } // WorkerRepository workerRepository = new WorkerRepository(); string[] categoryString = new string[4]; categoryString[0] = category.getID(); categoryString[1] = category.getName(); categoryString[2] = category.getTarif().ToString(); categoryString[3] = category.getFine().ToString(); return(categoriesRepository.addToDB(categoryString)); }