From b85a0d4b8ceae2dc85b67b7f29f3bca1c732d096 Mon Sep 17 00:00:00 2001
From: Zyrouge <hello@zyrouge.me>
Date: Wed, 27 Nov 2024 22:59:02 +0530
Subject: [PATCH] fix: prevent null pointer exception when queue is empty

---
 .../symphony/services/radio/RadioQueue.kt     | 28 ++++++++++---------
 1 file changed, 15 insertions(+), 13 deletions(-)

diff --git a/app/src/main/java/io/github/zyrouge/symphony/services/radio/RadioQueue.kt b/app/src/main/java/io/github/zyrouge/symphony/services/radio/RadioQueue.kt
index 7bbefbf5..f903b6e2 100644
--- a/app/src/main/java/io/github/zyrouge/symphony/services/radio/RadioQueue.kt
+++ b/app/src/main/java/io/github/zyrouge/symphony/services/radio/RadioQueue.kt
@@ -123,19 +123,21 @@ class RadioQueue(private val symphony: Symphony) {
 
     fun setShuffleMode(to: Boolean) {
         currentShuffleMode = to
-        val currentSongId = getSongIdAt(currentSongIndex)!!
-        currentSongIndex = if (currentShuffleMode) {
-            val newQueue = originalQueue.toMutableList()
-            newQueue.removeAt(currentSongIndex)
-            newQueue.shuffle()
-            newQueue.add(0, currentSongId)
-            currentQueue.clear()
-            currentQueue.addAll(newQueue)
-            0
-        } else {
-            currentQueue.clear()
-            currentQueue.addAll(originalQueue)
-            currentQueue.indexOfFirst { it == currentSongId }
+        if (currentQueue.isNotEmpty()) {
+            val currentSongId = getSongIdAt(currentSongIndex) ?: getSongIdAt(0)!!
+            currentSongIndex = if (currentShuffleMode) {
+                val newQueue = originalQueue.toMutableList()
+                newQueue.removeAt(currentSongIndex)
+                newQueue.shuffle()
+                newQueue.add(0, currentSongId)
+                currentQueue.clear()
+                currentQueue.addAll(newQueue)
+                0
+            } else {
+                currentQueue.clear()
+                currentQueue.addAll(originalQueue)
+                currentQueue.indexOfFirst { it == currentSongId }
+            }
         }
         symphony.radio.onUpdate.dispatch(Radio.Events.Queue.Modified)
     }