PageScene1.m

// An example of how to trigger a random timer with a floor of 1 and a ceiling of 4;
-(void)random{
    int randNum = rand() % (4 - 1) + 1; //create the random number.
    NSLog(@"[DEBUG] random triggered %i", randNum);

// Choosing a random sound effect
    NSString *filename = [NSString stringWithFormat:@"soundEffect%i",randNum];
    NSString *filePath = [[NSBundle mainBundle] pathForResource:filename ofType:@"caf"];
    AVAudioPlayer *audioPlayer = [[AVAudioPlayer alloc]
                initWithContentsOfURL:[NSURL fileURLWithPath:filePath]
                                error:&error];

    if (error)
            NSLog(@"Error: %@",
                    [error localizedDescription]);
        else
            [audioPlayer play];

    [self performSelector:@selector(random) withObject:self afterDelay:randNum];
    
}