refac: add the example that publishs event to relayer

Author: ai-chen2050

event_test.go

@@ -107,13 +107,13 @@ func BenchmarkIDCheck(b *testing.B) {
 	evt.Sign(GeneratePrivateKey())
 
 	b.Run("naïve", func(b *testing.B) {
-		for b.Loop() {
+		for i := 0; i < b.N; i++ {
 			_ = evt.GetID() == evt.ID
 		}
 	})
 
 	b.Run("big brain", func(b *testing.B) {
-		for b.Loop() {
+		for i := 0; i < b.N; i++ {
 			_ = evt.CheckID()
 		}
 	})

example/example.go example/filter/example.goexample/example.go renamed to example/filter/example.go

@@ -0,0 +1,39 @@
+package main
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/nbd-wtf/go-nostr"
+)
+
+func main() {
+	sk := nostr.GeneratePrivateKey()
+	pub, _ := nostr.GetPublicKey(sk)
+	ev := nostr.Event{
+		PubKey:    pub,
+		CreatedAt: nostr.Now(),
+		Kind:      nostr.KindTextNote,
+		Tags:      nil,
+		Content:   "Hello Causality Graph!",
+	}
+
+	// calling Sign sets the event ID field and the event Sig field
+	ev.Sign(sk)
+
+	// publish the event to self relays
+	ctx := context.Background()
+	for _, url := range []string{"ws://161.97.129.166:10547"} {
+		relay, err := nostr.RelayConnect(ctx, url)
+		if err != nil {
+			fmt.Println(err)
+			continue
+		}
+		if err := relay.Publish(ctx, ev); err != nil {
+			fmt.Println(err)
+			continue
+		}
+
+		fmt.Printf("published to %s\n", url)
+	}
+}