public void CreateCustomer(Customer customer)
{
_languageRepository.CreateCustomer(customer);
}
public void CreateCustomer(Customer customer)
{
StringBuilder sql = new StringBuilder();
sql.AppendLine("select count(*) from t_customer where id = @id");
var result = (int)_connection.ExecuteScalar(sql.ToString(), new {id = customer.Id});
if(result != 0)
throw new Exception("Customer with ID " + customer.Id + " already exists.");
sql = new StringBuilder();
sql.AppendLine("insert into t_customer values(@id, @name)");
_connection.Execute(sql.ToString(), new {id = customer.Id, name = customer.Name});
}