/// <summary>
/// Registers a service rating referring to a given order
/// </summary>
/// <param name="idEncomenda">Unique identifier for a single order</param>
/// <param name="classServicoEntrega">Rating relating to the employee</param>
/// <param name="classEstadoEncomenda">Rating relating to the order</param>
public void avalia(int idEncomenda, int classServicoEntrega, int classEstadoEncomenda)
{
Encomenda enc = _eController.getEncomenda(idEncomenda);
int idFun = enc.getFuncionarioID();
Funcionario funcionario = _fController.getFuncionario(idFun);
enc.setAvaliacao(classEstadoEncomenda);
funcionario.AtualizaAvaliacao(classServicoEntrega);
_context.SaveChanges();
}