nip19: helper for building nevent from RelayEvent.

nip19/helpers.go

@@ -0,0 +1,34 @@
+package nip19
+
+import (
+	"bytes"
+)
+
+const (
+	TLVDefault uint8 = 0
+	TLVRelay   uint8 = 1
+	TLVAuthor  uint8 = 2
+	TLVKind    uint8 = 3
+)
+
+func readTLVEntry(data []byte) (typ uint8, value []byte) {
+	if len(data) < 2 {
+		return 0, nil
+	}
+
+	typ = data[0]
+	length := int(data[1])
+	if len(data) < 2+length {
+		return typ, nil
+	}
+
+	value = data[2 : 2+length]
+	return
+}
+
+func writeTLVEntry(buf *bytes.Buffer, typ uint8, value []byte) {
+	length := len(value)
+	buf.WriteByte(typ)
+	buf.WriteByte(uint8(length))
+	buf.Write(value)
+}

nip19/utils.go

@@ -1,34 +1,8 @@
 package nip19
 
-import (
+import "github.com/nbd-wtf/go-nostr"
-	"bytes"
-)
 
-const (
+func NeventFromRelayEvent(ie nostr.RelayEvent) string {
-	TLVDefault uint8 = 0
+	v, _ := EncodeEvent(ie.ID, []string{ie.Relay.URL}, ie.PubKey)
-	TLVRelay   uint8 = 1
+	return v
-	TLVAuthor  uint8 = 2
-	TLVKind    uint8 = 3
-)
-
-func readTLVEntry(data []byte) (typ uint8, value []byte) {
-	if len(data) < 2 {
-		return 0, nil
-	}
-
-	typ = data[0]
-	length := int(data[1])
-	if len(data) < 2+length {
-		return typ, nil
-	}
-
-	value = data[2 : 2+length]
-	return
-}
-
-func writeTLVEntry(buf *bytes.Buffer, typ uint8, value []byte) {
-	length := len(value)
-	buf.WriteByte(typ)
-	buf.WriteByte(uint8(length))
-	buf.Write(value)
 }

pool.go

@@ -46,9 +46,7 @@ type RelayEvent struct {
 	Relay *Relay
 }
 
-func (ie RelayEvent) String() string {
+func (ie RelayEvent) String() string { return fmt.Sprintf("[%s] >> %s", ie.Relay.URL, ie.Event) }
-	return fmt.Sprintf("[%s] >> %s", ie.Relay.URL, ie.Event)
-}
 
 type PoolOption interface {
 	ApplyPoolOption(*SimplePool)