package mysqlkindbox import ( "context" errmsg "git.gocasts.ir/ebhomengo/niki/pkg/err_msg" richerror "git.gocasts.ir/ebhomengo/niki/pkg/rich_error" ) func (d DB) BenefactorKindBoxExist(ctx context.Context, benefactorID, kindBoxID uint) (bool, error) { const op = "mysqlkindbox.BenefactorKindBoxExist" var count int if err := d.conn.Conn().QueryRowContext(ctx, `SELECT COUNT(*) FROM kind_boxes WHERE benefactor_id = ? AND id = ?`, benefactorID, kindBoxID).Scan(&count); err != nil { return false, richerror.New(op).WithErr(err). WithMessage(errmsg.ErrorMsgSomethingWentWrong).WithKind(richerror.KindUnexpected) } return count > 0, nil }