[#488] cmd/reputation/storage: Add consumers storage

Add consumer storage wrapper that implements
`WriterProvider` interface. Change field naming
in daughters storage package.

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

cmd/neofs-node/reputation/intermediate/consumers.go

@@ -0,0 +1,53 @@
+package intermediate
+
+import (
+	"errors"
+	"fmt"
+
+	"github.com/nspcc-dev/neofs-node/pkg/services/reputation"
+	"github.com/nspcc-dev/neofs-node/pkg/services/reputation/common"
+	reputationcommon "github.com/nspcc-dev/neofs-node/pkg/services/reputation/common"
+	"github.com/nspcc-dev/neofs-node/pkg/services/reputation/eigentrust"
+	eigencalc "github.com/nspcc-dev/neofs-node/pkg/services/reputation/eigentrust/calculator"
+	consumerstorage "github.com/nspcc-dev/neofs-node/pkg/services/reputation/eigentrust/storage/consumers"
+	"github.com/nspcc-dev/neofs-node/pkg/util/logger"
+)
+
+var ErrIncorrectContext = errors.New("could not write intermediate trust: passed context incorrect")
+
+type ConsumerStorageWriterProvider struct {
+	Log     *logger.Logger
+	Storage *consumerstorage.Storage
+}
+
+type ConsumerTrustWriter struct {
+	log     *logger.Logger
+	storage *consumerstorage.Storage
+}
+
+func (w *ConsumerTrustWriter) Write(ctx common.Context, t reputation.Trust) error {
+	eiCtx, ok := ctx.(eigencalc.Context)
+	if !ok {
+		return ErrIncorrectContext
+	}
+
+	trust := eigentrust.IterationTrust{Trust: t}
+
+	trust.SetEpoch(eiCtx.Epoch())
+	trust.SetI(eiCtx.I())
+
+	fmt.Println("decided to save consumers trusts to storage for epoch and iteration: ", eiCtx.Epoch(), eiCtx.I())
+	w.storage.Put(trust)
+	return nil
+}
+
+func (w *ConsumerTrustWriter) Close() error {
+	return nil
+}
+
+func (s *ConsumerStorageWriterProvider) InitWriter(_ reputationcommon.Context) (reputationcommon.Writer, error) {
+	return &ConsumerTrustWriter{
+		log:     s.Log,
+		storage: s.Storage,
+	}, nil
+}

cmd/neofs-node/reputation/intermediate/daughters.go

@@ -8,7 +8,7 @@ import (
 	"github.com/nspcc-dev/neofs-node/pkg/util/logger"
 )
 
-type DaughterStorage struct {
+type DaughterStorageWriterProvider struct {
 	Log     *logger.Logger
 	Storage *daughters.Storage
 }
@@ -27,7 +27,7 @@ func (w *DaughterTrustWriter) Close() error {
 	return nil
 }
 
-func (s *DaughterStorage) InitWriter(_ reputationcommon.Context) (reputationcommon.Writer, error) {
+func (s *DaughterStorageWriterProvider) InitWriter(_ reputationcommon.Context) (reputationcommon.Writer, error) {
 	return &DaughterTrustWriter{
 		log:     s.Log,
 		storage: s.Storage,