From d96dae1f134f86069eb0ff688db419a3591e7c4e Mon Sep 17 00:00:00 2001
From: Elara Musayelyan <elara@elara.ws>
Date: Wed, 24 Nov 2021 17:21:12 -0800
Subject: [PATCH] Only allow OnChange() to be called once

---
 pkg/player/player.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/pkg/player/player.go b/pkg/player/player.go
index 5ed5e50..0d8e544 100644
--- a/pkg/player/player.go
+++ b/pkg/player/player.go
@@ -2,6 +2,7 @@ package player
 
 import (
 	"strings"
+	"sync"
 
 	"github.com/godbus/dbus/v5"
 	"go.arsenm.dev/infinitime/internal/utils"
@@ -10,6 +11,7 @@ import (
 var (
 	method, monitor *dbus.Conn
 	monitorCh       chan *dbus.Message
+	onChangeOnce    sync.Once
 )
 
 // Init makes required connections to DBis and
@@ -130,7 +132,7 @@ func (ct ChangeType) String() string {
 
 // OnChange runs cb when a value changes
 func OnChange(cb func(ChangeType, string)) {
-	go func() {
+	go onChangeOnce.Do(func() {
 		// For every message on channel
 		for msg := range monitorCh {
 			// Parse PropertiesChanged
@@ -175,7 +177,7 @@ func OnChange(cb func(ChangeType, string)) {
 				}
 			}
 		}
-	}()
+	})
 }
 
 // getPlayerNames gets all DBus MPRIS player bus names