public bool UpdateList(MemoList list)
{
try
{
string sql = "update List set title = @title, description = @description where id = @id";
command = DBConnection.GetDbConn().CreateCommand();
command.CommandText = sql;
command.Parameters.Clear();
SqlParameter titleParam = new SqlParameter("@title", SqlDbType.VarChar, 50);
titleParam.Value = list.Title;
SqlParameter descriptionParam = new SqlParameter("@description", SqlDbType.VarChar, 1000);
descriptionParam.Value = list.Description;
SqlParameter idParam = new SqlParameter("@id", SqlDbType.Int);
idParam.Value = list.Id;
command.Parameters.Add(titleParam);
command.Parameters.Add(descriptionParam);
command.Parameters.Add(idParam);
command.ExecuteNonQuery();
return(true);
}
catch (Exception e)
{
Debug.WriteLine(e.Message);
return(false);
}
}
public bool DeleteList(MemoList list)
{
try
{
string sql = "delete from List where id = @id";
command = DBConnection.GetDbConn().CreateCommand();
command.CommandText = sql;
command.Parameters.Clear();
SqlParameter idParam = new SqlParameter("@id", SqlDbType.Int);
idParam.Value = list.Id;
command.Parameters.Add(idParam);
command.ExecuteNonQuery();
return(true);
}
catch (Exception e)
{
Debug.WriteLine(e.Message);
return(false);
}
}
public int InsertList(MemoList list)
{
string sql = "insert into List (personid, title, description) values (@personid, @title, @description); SELECT SCOPE_IDENTITY()";
command = DBConnection.GetDbConn().CreateCommand();
command.CommandText = sql;
command.Parameters.Clear();
SqlParameter personidParam = new SqlParameter("@personid", SqlDbType.Int);
personidParam.Value = list.Person.Id;
SqlParameter titleParam = new SqlParameter("@title", SqlDbType.VarChar, 50);
titleParam.Value = list.Title;
SqlParameter descriptionParam = new SqlParameter("@description", SqlDbType.VarChar, 1000);
descriptionParam.Value = list.Description;
command.Parameters.Add(personidParam);
command.Parameters.Add(titleParam);
command.Parameters.Add(descriptionParam);
return(Convert.ToInt32(command.ExecuteScalar()));
}
