refactor: abstract button creation to a generic utility method

node.go

@@ -1,26 +1,41 @@
 package libs5_go
 
 import (
+	"git.lumeweb.com/LumeWeb/libs5-go/encoding"
 	"git.lumeweb.com/LumeWeb/libs5-go/service"
 	"git.lumeweb.com/LumeWeb/libs5-go/structs"
+	"git.lumeweb.com/LumeWeb/libs5-go/utils"
+	"github.com/vmihailenco/msgpack/v5"
 	bolt "go.etcd.io/bbolt"
 	"go.uber.org/zap"
+	"time"
 )
 
 type Metadata interface {
 	ToJson() map[string]interface{}
 }
 
-type services struct {
+type Services struct {
 	p2p *service.P2P
 }
 
+func (s *Services) P2P() *service.P2P {
+	return s.p2p
+}
+
+const cacheBucketName = "object-cache"
+
 type Node struct {
 	nodeConfig            *NodeConfig
 	metadataCache         *structs.Map
 	started               bool
 	hashQueryRoutingTable *structs.Map
-	services              services
+	services              Services
+	cacheBucket           *bolt.Bucket
+}
+
+func (n *Node) Services() *Services {
+	return &n.services
 }
 
 func NewNode(config *NodeConfig) *Node {
@@ -57,6 +72,20 @@ func (n *Node) Db() *bolt.DB {
 	return nil
 }
 
+func (n *Node) Start() error {
+	err :=
+		utils.CreateBucket(cacheBucketName, n.Db(), func(bucket *bolt.Bucket) {
+			n.cacheBucket = bucket
+		})
+
+	if err != nil {
+		return err
+	}
+
+	n.started = true
+	return nil
+}
+
 /*
 	func (n *Node) Services() *S5Services {
 		if n.nodeConfig != nil {
@@ -117,7 +146,7 @@ func (n *Node) GetCachedStorageLocations(hash *encoding.Multihash, types []int)
 				}
 			}
 
-			locations[NodeId(key)] = storageLocation
+			locations[key] = storageLocation
 		}
 	}
 	return locations, nil

service/p2p.go

@@ -8,6 +8,7 @@ import (
 	"git.lumeweb.com/LumeWeb/libs5-go/net"
 	"git.lumeweb.com/LumeWeb/libs5-go/protocol"
 	"git.lumeweb.com/LumeWeb/libs5-go/structs"
+	"git.lumeweb.com/LumeWeb/libs5-go/utils"
 	"github.com/vmihailenco/msgpack/v5"
 	bolt "go.etcd.io/bbolt"
 	"go.uber.org/zap"
@@ -93,16 +94,10 @@ func (p *P2P) Init() error {
 	}
 	p.localNodeID = encoding.NewNodeId(p.nodeKeyPair.PublicKey())
 
-	err := p.Node().Db().Update(func(tx *bolt.Tx) error {
-		bucket, err := tx.CreateBucketIfNotExists([]byte(nodeBucketName))
-		if err != nil {
-			return err
-		}
-
+	err := utils.CreateBucket(nodeBucketName, p.Node().Db(), func(bucket *bolt.Bucket) {
 		p.nodesBucket = bucket
-
-		return nil
 	})
+
 	if err != nil {
 		return err
 	}

utils/bucket.go

@@ -0,0 +1,19 @@
+package utils
+
+import bolt "go.etcd.io/bbolt"
+
+func CreateBucket(name string, db *bolt.DB, cb func(bucket *bolt.Bucket)) error {
+	err :=
+		db.Update(func(tx *bolt.Tx) error {
+			bucket, err := tx.CreateBucketIfNotExists([]byte(name))
+			if err != nil {
+				return err
+			}
+
+			cb(bucket)
+
+			return nil
+		})
+
+	return err
+}