Compare Date

Date+Extension.swift

// Set date somewhere
UserDefaults.standard.set(Date(), forKey:"creationTime")

extension Date {
    func isBeyond24Hours() -> Bool  {
        if let date = UserDefaults.standard.object(forKey: "creationTime") as? Date {
            if let diff = Calendar.current.dateComponents([.hour], from: date, to: Date()).hour, diff > 24 {
                return true
            }
            return false
        }
        return false
    }
    
    /// Converts the Date object to String from given format.
    /// - Parameter format: Date Format.
    func convertTo(format: String) -> String {
        let formatter = DateFormatter()
        formatter.dateFormat = format
        return formatter.string(from: self)
    }
    
    /// Converts the Date object to UTC String from given format.
    /// - Parameter format: Date Format.
    func convertToUTC(format: String) -> String {
        let formatter = DateFormatter()
        formatter.dateFormat = format
        formatter.timeZone = TimeZone(abbreviation: "UTC")
        return formatter.string(from: self)
    }
}