public async Task <string> Handle(CreateDistributorCommand request, CancellationToken cancellationToken)
{
var distributor = new Distributor(request.Name);
foreach (var areaId in request.AreasIds)
{
var area = await _distributorRepository.FindAreaById(areaId);
if (area == null)
{
throw new AreaNotFoundException(areaId);
}
distributor.AddArea(area);
}
_distributorRepository.Add(distributor);
await _distributorRepository.UnitOfWork.SaveEntitiesAsync();
return(distributor.Id.ToString());
}