swift 设置蜂窝数据

import CoreTelephony

import Alamofire 

var currentNetStatus: NetworkReachabilityManager.NetworkReachabilityStatus? {
        get{
            return self.netWorkReachability?.networkReachabilityStatus
        }
    }



        if self.currentNetStatus == .notReachable {
            CTCellularData().cellularDataRestrictionDidUpdateNotifier = { state in
                if state == .restricted {
                    self.serviceErrBolck?(.restrictedNetErr , "请允许访问你的蜂窝数据，请前往设置")
                    return
                }
            }
            handleResult?(TGSServiceResult.falid("网络不可用!"))
            return
        }