[#55] reputation: move package from neofs-api-go

Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>

reputation/peer.go

@@ -0,0 +1,84 @@
+package reputation
+
+import (
+	"bytes"
+
+	"github.com/mr-tron/base58"
+	"github.com/nspcc-dev/neofs-api-go/v2/reputation"
+	"github.com/nspcc-dev/neofs-sdk-go/util/signature"
+)
+
+// PeerID represents peer ID compatible with NeoFS API v2.
+type PeerID reputation.PeerID
+
+// NewPeerID creates and returns blank PeerID.
+//
+// Defaults:
+//  - publicKey: nil.
+func NewPeerID() *PeerID {
+	return PeerIDFromV2(new(reputation.PeerID))
+}
+
+// PeerIDFromV2 converts NeoFS API v2 reputation.PeerID message to PeerID.
+//
+// Nil reputation.PeerID converts to nil.
+func PeerIDFromV2(id *reputation.PeerID) *PeerID {
+	return (*PeerID)(id)
+}
+
+// SetPublicKey sets peer ID as a compressed public key.
+func (x *PeerID) SetPublicKey(v [signature.PublicKeyCompressedSize]byte) {
+	(*reputation.PeerID)(x).SetPublicKey(v[:])
+}
+
+// ToV2 converts PeerID to NeoFS API v2 reputation.PeerID message.
+//
+// Nil PeerID converts to nil.
+func (x *PeerID) ToV2() *reputation.PeerID {
+	return (*reputation.PeerID)(x)
+}
+
+// Equal returns true if identifiers are identical.
+func (x *PeerID) Equal(x2 *PeerID) bool {
+	return bytes.Equal(
+		(*reputation.PeerID)(x).GetPublicKey(),
+		(*reputation.PeerID)(x2).GetPublicKey(),
+	)
+}
+
+// Parse parses PeerID from base58 string.
+func (x *PeerID) Parse(s string) error {
+	data, err := base58.Decode(s)
+	if err != nil {
+		return err
+	}
+
+	(*reputation.PeerID)(x).SetPublicKey(data)
+
+	return nil
+}
+
+// String returns base58 string representation of PeerID.
+func (x *PeerID) String() string {
+	return base58.Encode((*reputation.PeerID)(x).GetPublicKey())
+}
+
+// Marshal marshals PeerID into a protobuf binary form.
+func (x *PeerID) Marshal() ([]byte, error) {
+	return (*reputation.PeerID)(x).StableMarshal(nil)
+}
+
+// Unmarshal unmarshals protobuf binary representation of PeerID.
+func (x *PeerID) Unmarshal(data []byte) error {
+	return (*reputation.PeerID)(x).Unmarshal(data)
+}
+
+// MarshalJSON encodes PeerID to protobuf JSON format.
+func (x *PeerID) MarshalJSON() ([]byte, error) {
+	return (*reputation.PeerID)(x).MarshalJSON()
+}
+
+// UnmarshalJSON decodes PeerID from protobuf JSON format.
+func (x *PeerID) UnmarshalJSON(data []byte) error {
+	return (*reputation.PeerID)(x).UnmarshalJSON(data)
+}