pragma mark 获取网络具体状态 (状态栏上显示的) // 0:无网络/1:2G网络/2:3G网络/3:4G网络/4:wifi网络

• (NSInteger )getNetWorkStates
  {
  if (is_iPhoneX)
  {
  UIApplication *app = [UIApplication sharedApplication];
  id statusBar = [app valueForKeyPath:@"statusBar"];
  id statusBarView = [statusBar valueForKeyPath:@"statusBar"];
  UIView *foregroundView = [statusBarView valueForKeyPath:@"foregroundView"];

    NSArray *subviews = [[foregroundView subviews][2] subviews];
    
    NSString *network = @"";
    for (id subview in subviews) {
        if ([subview isKindOfClass:NSClassFromString(@"_UIStatusBarWifiSignalView")]) {
            network = @"WIFI";
        }else if ([subview isKindOfClass:NSClassFromString(@"_UIStatusBarStringView")]) {
            network = [subview valueForKeyPath:@"originalText"];
        }
    }
    if ([network isEqualToString:@"WIFI"]) {
        return 4;
    }else if ([network isEqualToString:@"4G"])
    {
        return 3;
    }
    return 0;
  

  }

  UIApplication *app = [UIApplication sharedApplication];
  NSArray *children = [[[app valueForKeyPath:@"statusBar"] valueForKeyPath:@"foregroundView"] subviews];
  int netType = 0;
  for (id child in children)
  {
  if ([child isKindOfClass:NSClassFromString(@"UIStatusBarDataNetworkItemView")])
  {
  netType = [[child valueForKeyPath:@"dataNetworkType"] intValue];
  }
  }
  return netType;
  }

NSInteger netWorkSatus = [self getNetWorkStates];
if (netWorkSatus == 2 ) {
[self showMsg:@"您正在使用3G网络..."];
}else if (netWorkSatus == 3 ) {
[self showMsg:@"您正在使用4G网络..."];
} else if (netWorkSatus == 4){
[self getARkey];
}else{
[self.view showToastMessage:@"您当前的网络不稳定，请稍后再试"];
}