[#971] morph/netmap: Add optional parameters

Add optional parameters to the client call
signature. Group parameters of a client call
into struct to improve future codebase
support.

Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>

pkg/morph/client/netmap/wrapper/update_state.go

@@ -3,16 +3,37 @@ package wrapper
 import (
 	"fmt"
 
+	"github.com/nspcc-dev/neofs-node/pkg/morph/client"
 	contract "github.com/nspcc-dev/neofs-node/pkg/morph/client/netmap"
 	"github.com/nspcc-dev/neofs-sdk-go/netmap"
 )
 
+// UpdatePeerPrm groups parameters of UpdatePeerState operation.
+type UpdatePeerPrm struct {
+	key   []byte
+	state netmap.NodeState
+
+	client.InvokePrmOptional
+}
+
+// SetKey sets public key.
+func (u *UpdatePeerPrm) SetKey(key []byte) {
+	u.key = key
+}
+
+// SetState sets node state.
+func (u *UpdatePeerPrm) SetState(state netmap.NodeState) {
+	u.state = state
+}
+
 // UpdatePeerState changes peer status through Netmap contract
 // call.
-func (w *Wrapper) UpdatePeerState(key []byte, state netmap.NodeState) error {
+func (w *Wrapper) UpdatePeerState(prm UpdatePeerPrm) error {
 	args := contract.UpdateStateArgs{}
-	args.SetPublicKey(key)
-	args.SetState(int64(state.ToV2()))
+
+	args.SetPublicKey(prm.key)
+	args.SetState(int64(prm.state.ToV2()))
+	args.InvokePrmOptional = prm.InvokePrmOptional
 
 	// invoke smart contract call
 	if err := w.client.UpdateState(args); err != nil {