From 2de3793bce16e9cd6a38af10a3cf3a7b0ede533c Mon Sep 17 00:00:00 2001
From: Valentine <xb2w1z@gmail.com>
Date: Mon, 29 Jan 2024 00:07:40 +0300
Subject: [PATCH] fix socks proxy without auth

---
 scraper.go | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/scraper.go b/scraper.go
index 9852eee..98326c6 100644
--- a/scraper.go
+++ b/scraper.go
@@ -143,7 +143,16 @@ func (s *Scraper) SetProxy(proxyAddr string) error {
 		host := proxyURL.Hostname()
 		port := proxyURL.Port()
 
-		dialSocksProxy, err := proxy.SOCKS5("tcp", host+":"+port, &proxy.Auth{User: username, Password: password}, baseDialer)
+		var auth *proxy.Auth
+
+		if username != "" || password != "" {
+			auth = &proxy.Auth{
+				User:     username,
+				Password: password,
+			}
+		}
+
+		dialSocksProxy, err := proxy.SOCKS5("tcp", host+":"+port, auth, baseDialer)
 		if err != nil {
 			return errors.New("error creating socks5 proxy :" + err.Error())
 		}