[17] By rule 678 of the UCPR, Chapter 17 Part 2 of the UCPR is to be applied to costs payable or to be assessed by order of the court. Rule 689 preserves the rule that costs of a proceeding are in the discretion of the court but follow the event unless the court considers another order is more appropriate or another rule otherwise provides. The ordinary rule is that costs are to be assessed on a standard basis which equates to the former party and party costs under the previous rules, rr 703, 743. The court may order costs to be assessed on an indemnity basis, previously solicitor and client costs, rr 703, 743. Rule 704(2), without limiting the power of the court to order indemnity costs, includes circumstances in which indemnity costs may be ordered if the court orders the payment of costs