ios13 点返回按钮闪退问题 about wrnavigationbar HOT 14 CLOSED

//    WRNavigationBar.m
//   - (BOOL)navigationBar: shouldPopItem: 方法
dispatch_async(dispatch_get_main_queue(), ^{
        [self popToViewController:popToVC animated:YES];
});

if (@available(iOS 13.0, *)) {
    return YES;
}
id<UIViewControllerTransitionCoordinator> transitionCoordinator = self.topViewController.transitionCoordinator;
if (transitionCoordinator && transitionCoordinator.initiallyInteractive) {
    // 滑动手势
    if (@available(iOS 10.0, *)) {
        [transitionCoordinator notifyWhenInteractionChangesUsingBlock:^(id<UIViewControllerTransitionCoordinatorContext>  _Nonnull context) {
            [self dealInteractionChangesWithContext:context];
        }];
    } else {
        [transitionCoordinator notifyWhenInteractionChangesUsingBlock:^(id<UIViewControllerTransitionCoordinatorContext>  _Nonnull context) {
            [self dealInteractionChangesWithContext:context];
        }];
    }
} else {
    
    
    
    
    BOOL shouldPop = YES;
    UIViewController* vc = [self topViewController];
    if([vc respondsToSelector:@selector(navigationShouldPopOnBackButton)]) {
        shouldPop = [vc navigationShouldPopOnBackButton];
        if(shouldPop) {
            NSInteger idx = self.viewControllers.count >= self.navigationBar.items.count ? 2 : 1;
            UIViewController *popToVC = self.viewControllers[self.viewControllers.count - idx];
            
            [self popToViewController:popToVC animated:YES];
        }else{
            return NO;
        }
    }else{
        NSInteger idx = self.viewControllers.count >= self.navigationBar.items.count ? 2 : 1;
        UIViewController *popToVC = self.viewControllers[self.viewControllers.count - idx];
        
        [self popToViewController:popToVC animated:YES];
    }
    
}
return YES;