private async Task SaveAll(IEnumerable <Set> sets, IEnumerable <Rol> rols, IEnumerable <Sushi> sushi, IEnumerable <Pizza> pizza)
{
await _setRepository.AddRange(sets);
await _rolRepository.AddRange(rols);
await _sushiRepository.AddRange(sushi);
await _pizzaRepository.AddRange(pizza);
}