From 73e197486c9064d250489a45d52e8c612025179a Mon Sep 17 00:00:00 2001
From: rohithzmoi <166651631+rohithzmoi@users.noreply.github.com>
Date: Tue, 3 Sep 2024 14:49:58 +0530
Subject: [PATCH] Update AudioSessionManager.mm

Signed-off-by: rohithzmoi <166651631+rohithzmoi@users.noreply.github.com>
---
 iOS_OnlyFIles/AudioSessionManager.mm | 51 ++++++++++++++--------------
 1 file changed, 26 insertions(+), 25 deletions(-)

diff --git a/iOS_OnlyFIles/AudioSessionManager.mm b/iOS_OnlyFIles/AudioSessionManager.mm
index 9fc0b1d..e771fee 100644
--- a/iOS_OnlyFIles/AudioSessionManager.mm
+++ b/iOS_OnlyFIles/AudioSessionManager.mm
@@ -18,6 +18,8 @@
 #import <AVFoundation/AVFoundation.h>
 #import <UIKit/UIKit.h>
 
+static UIBackgroundTaskIdentifier bgTask = UIBackgroundTaskInvalid;
+
 
 extern "C" void setupAVAudioSession() {
     @try {
@@ -25,9 +27,7 @@ extern "C" void setupAVAudioSession() {
         NSError *error = nil;
 
         NSLog(@"Setting up AVAudioSession...");
-
-
-     
+        [[NSNotificationCenter defaultCenter] removeObserver:session];
         BOOL success = [session setCategory:AVAudioSessionCategoryPlayAndRecord
                                 withOptions:AVAudioSessionCategoryOptionAllowBluetooth |
                                             AVAudioSessionCategoryOptionMixWithOthers |
@@ -36,11 +36,11 @@ extern "C" void setupAVAudioSession() {
 
         if (!success || error) {
             NSLog(@"Error setting AVAudioSession category: %@, code: %ld", error.localizedDescription, (long)error.code);
-            return;
+            return; 
         }
         NSLog(@"AVAudioSession category set to PlayAndRecord with DefaultToSpeaker option");
 
-       
+        
         success = [session setActive:YES error:&error];
         if (!success || error) {
             NSLog(@"Error activating AVAudioSession: %@, code: %ld", error.localizedDescription, (long)error.code);
@@ -56,7 +56,7 @@ extern "C" void setupAVAudioSession() {
             AVAudioSessionInterruptionType interruptionType = (AVAudioSessionInterruptionType)[note.userInfo[AVAudioSessionInterruptionTypeKey] unsignedIntegerValue];
             if (interruptionType == AVAudioSessionInterruptionTypeBegan) {
                 NSLog(@"Audio session interruption began");
-                // Pause audio processing
+               
             } else if (interruptionType == AVAudioSessionInterruptionTypeEnded) {
                 NSLog(@"Audio session interruption ended, attempting to reactivate...");
                 NSError *activationError = nil;
@@ -65,12 +65,12 @@ extern "C" void setupAVAudioSession() {
                     NSLog(@"Error re-activating AVAudioSession after interruption: %@, code: %ld", activationError.localizedDescription, (long)activationError.code);
                 } else {
                     NSLog(@"Audio session successfully reactivated after interruption");
-                    // Resume audio processing
+                    
                 }
             }
         }];
 
-       
+        
         [[NSNotificationCenter defaultCenter] addObserverForName:AVAudioSessionRouteChangeNotification
                                                           object:session
                                                            queue:[NSOperationQueue mainQueue]
@@ -104,47 +104,48 @@ extern "C" void deactivateAVAudioSession() {
 
         NSLog(@"Deactivating AVAudioSession...");
 
-       
+     
         BOOL success = [session setActive:NO withOptions:AVAudioSessionSetActiveOptionNotifyOthersOnDeactivation error:&error];
         if (!success || error) {
             NSLog(@"Error deactivating AVAudioSession: %@, code: %ld", error.localizedDescription, (long)error.code);
-            return;
+            return; 
         }
 
         NSLog(@"AVAudioSession deactivated successfully");
+
+      
+        [[NSNotificationCenter defaultCenter] removeObserver:session];
     }
     @catch (NSException *exception) {
         NSLog(@"Exception deactivating AVAudioSession: %@", exception.reason);
     }
 }
 
-// Function to handle background audio setup
+
 extern "C" void setupBackgroundAudio() {
     @try {
-        
-        __block UIBackgroundTaskIdentifier bgTask = UIBackgroundTaskInvalid;
+        if (bgTask != UIBackgroundTaskInvalid) {
+            [[UIApplication sharedApplication] endBackgroundTask:bgTask];
+            bgTask = UIBackgroundTaskInvalid;
+        }
 
- 
+       
         bgTask = [[UIApplication sharedApplication] beginBackgroundTaskWithExpirationHandler:^{
-         
             NSLog(@"Background task expired. Cleaning up...");
-
-           
             [[UIApplication sharedApplication] endBackgroundTask:bgTask];
             bgTask = UIBackgroundTaskInvalid;
         }];
 
- 
+
         dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
             AVAudioSession *session = [AVAudioSession sharedInstance];
             NSError *error = nil;
 
             NSLog(@"Configuring AVAudioSession for background...");
 
-          
+
             [session setActive:NO error:nil];
 
-       
             BOOL success = [session setCategory:AVAudioSessionCategoryPlayAndRecord
                                     withOptions:AVAudioSessionCategoryOptionDefaultToSpeaker |
                                                 AVAudioSessionCategoryOptionAllowBluetooth |
@@ -156,8 +157,6 @@ extern "C" void setupBackgroundAudio() {
                 NSLog(@"Error setting AVAudioSession category for background: %@, code: %ld", error.localizedDescription, (long)error.code);
             } else {
                 NSLog(@"AVAudioSession category set successfully for background audio");
-
-             
                 success = [session setActive:YES error:&error];
                 if (!success || error) {
                     NSLog(@"Error activating AVAudioSession in background: %@, code: %ld", error.localizedDescription, (long)error.code);
@@ -166,9 +165,11 @@ extern "C" void setupBackgroundAudio() {
                 }
             }
 
-        
-            [[UIApplication sharedApplication] endBackgroundTask:bgTask];
-            bgTask = UIBackgroundTaskInvalid;
+
+            if (bgTask != UIBackgroundTaskInvalid) {
+                [[UIApplication sharedApplication] endBackgroundTask:bgTask];
+                bgTask = UIBackgroundTaskInvalid;
+            }
         });
     }
     @catch (NSException *exception) {