Messaging.messaging().apnsToken = deviceToken
    //FIRInstanceID.instanceID().setAPNSToken(deviceToken, type: .none)
    //   Messaging.messaging().setAPNSToken(deviceToken, type: .sandbox)
}

@objc func tokenRefereshNotification()
{
    let refereshtoken  = InstanceID.instanceID().token() ?? ""

    print("token23123::::(refereshtoken)")
    UserDefaults.standard.set(refereshtoken, forKey: "deviceToken")
    connectToFCM()
}

func connectToFCM()
{
    guard InstanceID.instanceID().token() != nil else
    {
        return
    }

    Messaging.messaging().disconnect()
    Messaging.messaging().connect { (error) in

        if (error != nil)
        {
            print("error unable to connect(String(describing: error))")
        }
        else
        {
            print("connect to fcm")
        }
    }
}