package neofs import ( "crypto/elliptic" "github.com/nspcc-dev/neo-go/pkg/crypto/keys" "github.com/nspcc-dev/neo-go/pkg/vm/stackitem" "github.com/nspcc-dev/neofs-node/pkg/morph/client" "github.com/nspcc-dev/neofs-node/pkg/morph/event" "github.com/pkg/errors" ) type UpdateInnerRing struct { keys []*keys.PublicKey } // MorphEvent implements Neo:Morph Event interface. func (UpdateInnerRing) MorphEvent() {} func (u UpdateInnerRing) Keys() []*keys.PublicKey { return u.keys } func ParseUpdateInnerRing(params []stackitem.Item) (event.Event, error) { var ( ev UpdateInnerRing err error ) if ln := len(params); ln != 1 { return nil, event.WrongNumberOfParameters(1, ln) } // parse keys irKeys, err := client.ArrayFromStackItem(params[0]) if err != nil { return nil, errors.Wrap(err, "could not get updated inner ring keys") } ev.keys = make([]*keys.PublicKey, 0, len(irKeys)) for i := range irKeys { rawKey, err := client.BytesFromStackItem(irKeys[i]) if err != nil { return nil, errors.Wrap(err, "could not get updated inner ring public key") } key, err := keys.NewPublicKeyFromBytes(rawKey, elliptic.P256()) if err != nil { return nil, errors.Wrap(err, "could not parse updated inner ring public key") } ev.keys = append(ev.keys, key) } return ev, nil }