[#121] client: Make PrmBalanceGet fields public

Signed-off-by: Airat Arifullin <a.arifullin@yadro.com>

client/accounting.go

@@ -17,26 +17,26 @@ import (
 
 // PrmBalanceGet groups parameters of BalanceGet operation.
 type PrmBalanceGet struct {
-	prmCommonMeta
+	XHeaders []string
 
-	accountSet bool
-	account    user.ID
+	Account *user.ID
 }
 
 // SetAccount sets identifier of the FrostFS account for which the balance is requested.
 // Required parameter.
+//
+// Deprecated: Use PrmBalanceGet.Account instead.
 func (x *PrmBalanceGet) SetAccount(id user.ID) {
-	x.account = id
-	x.accountSet = true
+	x.Account = &id
 }
 
 func (x *PrmBalanceGet) buildRequest(c *Client) (*v2accounting.BalanceRequest, error) {
-	if !x.accountSet {
+	if x.Account == nil {
 		return nil, errorAccountNotSet
 	}
 
 	var accountV2 refs.OwnerID
-	x.account.WriteToV2(&accountV2)
+	x.Account.WriteToV2(&accountV2)
 
 	var body v2accounting.BalanceRequestBody
 	body.SetOwnerID(&accountV2)

pool/pool.go

@@ -417,8 +417,9 @@ func (c *clientWrapper) balanceGet(ctx context.Context, prm PrmBalanceGet) (acco
 		return accounting.Decimal{}, err
 	}
 
-	var cliPrm sdkClient.PrmBalanceGet
-	cliPrm.SetAccount(prm.account)
+	cliPrm := sdkClient.PrmBalanceGet{
+		Account: &prm.account,
+	}
 
 	start := time.Now()
 	res, err := cl.BalanceGet(ctx, cliPrm)