public bool AlterarEditora(int id, Editora editora)
{
try
{
using (var db = new RealBooksContexto())
{
using (var transaction = db.Database.BeginTransaction())
{
try
{
var resultEditora = db.Editoras.Where(e => e.EditoraId == id).FirstOrDefault();
resultEditora.Nome = editora.Nome;
resultEditora.Email = editora.Email;
resultEditora.Cnpj = editora.Cnpj;
resultEditora.Telefone = editora.Telefone;
resultEditora.NumeroCelular = editora.NumeroCelular;
db.SaveChanges();
transaction.Commit();
}
catch (Exception e)
{
transaction.Rollback();
throw e;
}
}
}
}
catch (Exception ex)
{
throw ex;
}
return(true);
}
public List <Editora> listarEditoras()
{
try
{
using (var db = new RealBooksContexto())
{
return(db.Editoras.ToList());
}
}
catch (Exception ex)
{
throw ex;
}
}
public List <Editora> listarEditorasPorId(int id)
{
try
{
using (var db = new RealBooksContexto())
{
return(db.Editoras.Where(p => p.EditoraId == id).ToList());
}
}
catch (Exception ex)
{
throw ex;
}
}
public bool RegistraEditora(Editora editora)
{
try
{
using (var db = new RealBooksContexto())
{
db.Editoras.Add(editora);
db.SaveChanges();
}
}
catch (Exception ex)
{
throw ex;
}
return(true);
}
public bool RemoverEditora(int id)
{
try
{
using (var db = new RealBooksContexto())
{
var editora = db.Editoras.Where(i => i.EditoraId == id).FirstOrDefault();
db.Editoras.Remove(editora);
db.SaveChanges();
}
}
catch (Exception ex)
{
throw ex;
}
return(true);
}
