use a rewriter instead

rewriter/rewriter.go

@@ -0,0 +1,24 @@
+package rewriter
+
+import (
+	"context"
+)
+import (
+	"github.com/eyedeekay/go-socks5"
+	"github.com/eyedeekay/sam3"
+)
+
+type Rewriter struct {
+	network string
+}
+
+func (r Rewriter) Rewrite(ctx context.Context, request *socks5.Request) (context.Context, *socks5.AddrSpec) {
+	addr := request.DestAddr
+	addr.FQDN = request.DestAddr.ADDR.(*sam3.I2PAddr).Base32()
+	return ctx, addr
+}
+
+func NewRewriter() Rewriter {
+	var r Rewriter
+	return &r
+}