feat: Waku v2 bridge

Issue #12610

vendor/github.com/status-im/status-go/services/status/service.go

@@ -0,0 +1,89 @@
+package status
+
+import (
+	"encoding/json"
+	"errors"
+
+	"github.com/ethereum/go-ethereum/node"
+	"github.com/ethereum/go-ethereum/p2p"
+	"github.com/ethereum/go-ethereum/rpc"
+
+	"github.com/status-im/status-go/eth-node/types"
+	"github.com/status-im/status-go/protocol"
+	"github.com/status-im/status-go/protocol/common/shard"
+)
+
+// Make sure that Service implements node.Lifecycle interface.
+var _ node.Lifecycle = (*Service)(nil)
+var ErrNotInitialized = errors.New("status public api not initialized")
+
+// Service represents out own implementation of personal sign operations.
+type Service struct {
+	messenger *protocol.Messenger
+}
+
+// New returns a new Service.
+func New() *Service {
+	return &Service{}
+}
+
+func (s *Service) Init(messenger *protocol.Messenger) {
+	s.messenger = messenger
+}
+
+// Protocols returns a new protocols list. In this case, there are none.
+func (s *Service) Protocols() []p2p.Protocol {
+	return []p2p.Protocol{}
+}
+
+// APIs returns a list of new APIs.
+func (s *Service) APIs() []rpc.API {
+	return []rpc.API{
+		{
+			Namespace: "status",
+			Version:   "1.0",
+			Service:   NewPublicAPI(s),
+			Public:    true,
+		},
+	}
+}
+
+// NewPublicAPI returns a reference to the PublicAPI object
+func NewPublicAPI(s *Service) *PublicAPI {
+	api := &PublicAPI{
+		service: s,
+	}
+	return api
+}
+
+// Start is run when a service is started.
+func (s *Service) Start() error {
+	return nil
+}
+
+// Stop is run when a service is stopped.
+func (s *Service) Stop() error {
+	return nil
+}
+
+type PublicAPI struct {
+	service *Service
+}
+
+func (p *PublicAPI) CommunityInfo(communityID types.HexBytes, shard *shard.Shard) (json.RawMessage, error) {
+	if p.service.messenger == nil {
+		return nil, ErrNotInitialized
+	}
+
+	community, err := p.service.messenger.FetchCommunity(&protocol.FetchCommunityRequest{
+		CommunityKey:    communityID.String(),
+		Shard:           shard,
+		TryDatabase:     true,
+		WaitForResponse: true,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	return community.MarshalPublicAPIJSON()
+}