From 0e6f4852e52e18f7249a333db64deef611d5969a Mon Sep 17 00:00:00 2001
From: Dallas Groot <dallas_groot@me.com>
Date: Fri, 10 Apr 2026 19:44:55 -0700
Subject: [PATCH] visualizer fix

---
 Shared/Audio/AudioPlayer.swift                  | 7 +++++--
 iOS/Views/Companion/SmartCrossfadeManager.swift | 3 +++
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/Shared/Audio/AudioPlayer.swift b/Shared/Audio/AudioPlayer.swift
index 045f106..36f1462 100644
--- a/Shared/Audio/AudioPlayer.swift
+++ b/Shared/Audio/AudioPlayer.swift
@@ -148,17 +148,20 @@ class AudioPlayer: NSObject, ObservableObject {
     }
 
     private func resumeVisTimers() {
-        guard isPlaying else { return }
+        // Always reinstall time observers — they were removed on background regardless
+        // of play state. Without this, currentTime is frozen after background+pause+play.
         reinstallTimeObserver()
         if isUsingCrossfade {
             SmartCrossfadeManager.shared.resumeFromBackground()
         }
+        // Only restart vis timers if actually playing
+        guard isPlaying else { return }
         if isUsingOfflineVis {
             startOfflineVisSync()
         } else if !isUsingCrossfade {
             startLevelSimulation()
         }
-        alog("Foreground: timers + observers resumed (crossfade=\(isUsingCrossfade) offlineVis=\(isUsingOfflineVis))")
+        alog("Foreground: observers + vis timers resumed (crossfade=\(isUsingCrossfade) offlineVis=\(isUsingOfflineVis))")
     }
 
     private func removeTimeObserver() {
diff --git a/iOS/Views/Companion/SmartCrossfadeManager.swift b/iOS/Views/Companion/SmartCrossfadeManager.swift
index 356ff6d..4ca1206 100644
--- a/iOS/Views/Companion/SmartCrossfadeManager.swift
+++ b/iOS/Views/Companion/SmartCrossfadeManager.swift
@@ -196,6 +196,9 @@ class SmartCrossfadeManager: ObservableObject {
     func resume() {
         activePlayer.play()
         if isCrossfading { standbyPlayer.play() }
+        // Reinstall the time observer if it was removed by suspendForBackground()
+        // (happens when app is backgrounded while paused then brought back to foreground)
+        if timeObserver == nil { installTimeObserver() }
     }
     
     func seek(to time: TimeInterval) {