From d71543935b24a39624813be9f7f87cc1580f8923 Mon Sep 17 00:00:00 2001
From: Jaeseok Lee <devsunb@gmail.com>
Date: Wed, 24 Jul 2024 14:10:27 +0900
Subject: [PATCH] Fix append args if media playlist already has query params

---
 writer.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/writer.go b/writer.go
index 0e32ea3a..f03fa64c 100644
--- a/writer.go
+++ b/writer.go
@@ -700,7 +700,11 @@ func (p *MediaPlaylist) Encode() *bytes.Buffer {
 		p.buf.WriteRune('\n')
 		p.buf.WriteString(seg.URI)
 		if p.Args != "" {
-			p.buf.WriteRune('?')
+			if strings.Contains(seg.URI, "?") {
+				p.buf.WriteRune('&')
+			} else {
+				p.buf.WriteRune('?')
+			}
 			p.buf.WriteString(p.Args)
 		}
 		p.buf.WriteRune('\n')