public Credit Add(Credit Model)
{
using (SqlCommand command = Connection.CreateCommand())
{
command.CommandText = "INSERT INTO Credit(Description) VALUES(@Description);SELECT @@IDENTITY;";
command.CommandType = CommandType.Text;
command.Parameters.Add("@Description", SqlDbType.VarChar, 50).Value = Model.Description;
Model.CreditId = int.Parse(command.ExecuteScalar().ToString());
}
return Model;
}
public bool Edit(Credit Model)
{
bool _return = false;
using (SqlCommand command = Connection.CreateCommand())
{
command.CommandText = "UPDATE Credit SET Description=@Description WHERE CreditId=@CreditId";
command.CommandType = CommandType.Text;
command.Parameters.Add("@Description", SqlDbType.VarChar, 50).Value = Model.Description;
command.Parameters.Add("@CreditId", SqlDbType.Int).Value = Model.CreditId;
_return = (command.ExecuteNonQuery() > 0);
}
return _return;
}
public Credit Find(params object[] Keys)
{
Credit credit = null;
using (SqlCommand command = Connection.CreateCommand())
{
command.CommandText = "SELECT CreditId, Description FROM Credit WHERE CreditId=@CreditId";
command.CommandType = CommandType.Text;
command.Parameters.Add("@CreditId", SqlDbType.Int).Value = Keys[0];
using (SqlDataReader reader = command.ExecuteReader())
{
reader.Read();
credit = new Credit(reader.GetInt32(0), reader.GetString(1));
}
}
return credit;
}
public bool Remove(Credit Model)
{
return Remove(Model.CreditId);
}