From dba93e534198558708ccf09f72d023b020ad24c2 Mon Sep 17 00:00:00 2001
From: aler9 <46489434+aler9@users.noreply.github.com>
Date: Wed, 6 Jan 2021 20:50:56 +0100
Subject: [PATCH] ServerConn: forbid Play and Record if no tracks have been
 setup

---
 serverconn.go | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/serverconn.go b/serverconn.go
index 1293b620..d7091ecb 100644
--- a/serverconn.go
+++ b/serverconn.go
@@ -513,6 +513,12 @@ func (sc *ServerConn) handleRequest(req *base.Request) (*base.Response, error) {
 				}, err
 			}
 
+			if len(sc.tracks) == 0 {
+				return &base.Response{
+					StatusCode: base.StatusBadRequest,
+				}, fmt.Errorf("no tracks have been setup")
+			}
+
 			res, err := sc.readHandlers.OnPlay(req)
 
 			if res.StatusCode == 200 && sc.state != ServerConnStatePlay {
@@ -534,6 +540,12 @@ func (sc *ServerConn) handleRequest(req *base.Request) (*base.Response, error) {
 				}, err
 			}
 
+			if len(sc.tracks) == 0 {
+				return &base.Response{
+					StatusCode: base.StatusBadRequest,
+				}, fmt.Errorf("no tracks have been setup")
+			}
+
 			res, err := sc.readHandlers.OnRecord(req)
 
 			if res.StatusCode == 200 {