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UserDefaults+Ex.swift
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UserDefaults+Ex.swift
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//
// UserDefaults+Ex.swift
//
// Created by Augus on 2/15/16.
// Copyright © 2016 iAugus. All rights reserved.
//
import UIKit
public extension UserDefaults {
func bool(forKey key: String, defaultValue: Bool) -> Bool {
if value(forKey: key) == nil {
set(defaultValue, forKey: key)
}
return bool(forKey: key)
}
}
public extension UserDefaults {
func integer(forKey key: String, defaultValue: Int) -> Int {
if value(forKey: key) == nil {
set(defaultValue, forKey: key)
}
return integer(forKey: key)
}
}
public extension UserDefaults {
func string(forKey key: String, defaultValue: String) -> String {
if value(forKey: key) == nil {
set(defaultValue, forKey: key)
}
return string(forKey: key) ?? defaultValue
}
}
public extension UserDefaults {
func double(forKey key: String, defaultValue: Double) -> Double {
if value(forKey: key) == nil {
set(defaultValue, forKey: key)
}
return double(forKey: key)
}
}
public extension UserDefaults {
func object(forKey key: String, defaultValue: AnyObject) -> Any? {
if object(forKey: key) == nil {
set(defaultValue, forKey: key)
}
return object(forKey: key)
}
}
// MARK: -
public extension UserDefaults {
func color(forKey key: String) -> UIColor? {
var color: UIColor?
if let colorData = data(forKey: key) {
color = NSKeyedUnarchiver.unarchiveObject(with: colorData) as? UIColor
}
return color
}
func setColor(_ color: UIColor?, forKey key: String) {
var colorData: Data?
if let color = color {
colorData = NSKeyedArchiver.archivedData(withRootObject: color)
}
set(colorData, forKey: key)
}
}
public extension UserDefaults {
func setArchivedData(_ object: Any?, forKey key: String) {
var data: Data?
if let object = object {
data = NSKeyedArchiver.archivedData(withRootObject: object)
}
set(data, forKey: key)
}
func unarchiveObjectWithData(forKey key: String) -> Any? {
guard let object = object(forKey: key) else { return nil }
guard let data = object as? Data else { return nil }
return NSKeyedUnarchiver.unarchiveObject(with: data)
}
}