Cleaning Up Our Date - Build a Simple Weather app

struct Current {

    var currentTime: String?
    var temperature: Int
    var humudity: Double
    var preciProbability: Double
    var summary: String
    var icon: String


    init(weatherDictionary: NSDictionary) {
        let currentWeather = weatherDictionary["currently"] as
           NSDictionary



        temperature = currentWeather["temperature"] as Int
        humudity = currentWeather["humidity"] as Double
        preciProbability = currentWeather["precipProbability"] as Double
        summary = currentWeather["summary"] as String
        icon = currentWeather["icon"] as String

        let currentTimeIntValue = currentWeather["time"] as Int
        currentTime = dateStringFromUnixtime
        (currentTimeIntValue)

}
    func dateStringFromUnixTime(unixTime: Int) -> String  {
        let timeInSeconds = NSTimeInterval(unixTime)
        let weatherDate = NSDate(timeIntervalSince1970:timeInSeconds)
        let dateFormatter = NSDateFormatter()
        dateFormatter.timeStyle = .ShortStyle

        return dateFormatter.stringFromDate(weatherDate)

    }



}