// 那么在Swift中如何對(duì)常用的工具方法進(jìn)行定義呢？ Swift中不支持#define語法装诡，只能依賴Swift自身的特性來實(shí)現(xiàn):

在OC中我們通常使用宏定義來實(shí)現(xiàn)全局常量的表示凑懂，而swift中宏定義這個(gè)說法已經(jīng)取締了荒叼，一般的有如下幾種方式： 1. 常量 2. 全局函數(shù) 3. 計(jì)算屬性 4. 閉包類型的常量

// MARK:- 日志打印

//開發(fā)的時(shí)候打印乖杠，但是發(fā)布的時(shí)候不打印,使用方法匣缘，輸入 print(message: "輸入")

  func print<T>(message: T, fileName: String = #file, methodName: String = #function, lineNumber: Int = #line) {
      #if DEBUG
      //獲取當(dāng)前時(shí)間
      let now = Date()
      // 創(chuàng)建一個(gè)日期格式器
      let dformatter = DateFormatter()
      dformatter.dateFormat = "yyyy-MM-dd HH:mm:ss.SSS"
      // 要把路徑最后的字符串截取出來
      let lastName = ((fileName as NSString).pathComponents.last!)
      print("\(dformatter.string(from: now)) [\(lastName)][第\(lineNumber)行] \n\t\t \(message)")
      #endif
  }

// MARK:- 沙盒相關(guān)

//獲取沙盒Document路徑
let kDocumentPath = NSSearchPathForDirectoriesInDomains(.documentDirectory, .userDomainMask, true).first
//獲取沙盒Cache路徑
let kCachePath = NSSearchPathForDirectoriesInDomains(.cachesDirectory, .userDomainMask, true).first
//獲取沙盒temp路徑
let kTempPath = NSTemporaryDirectory()

// MARK:- UserDefaults 操作

    let kUserDefaults = UserDefaults.standard
    func kUserDefaultsRead(_ KeyStr: String) -> String {
        return kUserDefaults.string(forKey: KeyStr)!
    }
    func kUserDefaultsWrite(_ obj: Any, _ KeyStr: String) {
        kUserDefaults.set(obj, forKey: KeyStr)
    }
    func kUserValue(_ A: String) -> Any? {
        return kUserDefaults.value(forKey: A)
    }

// MARK:- 顏色

func kRGBAColor(_ r: CGFloat,_ g: CGFloat,_ b: CGFloat,_ a: CGFloat) -> UIColor {
    return UIColor.init(red: r, green: g, blue: b, alpha: a)
}
func kRGBColor(_ r: CGFloat,_ g: CGFloat,_ b: CGFloat) -> UIColor {
    return UIColor.init(red: r, green: g, blue: b, alpha: 1.0)
}
func kHexColorA(_ HexString: String,_ a: CGFloat) ->UIColor {
    return UIColor.colorWith(hexString: HexString, alpha: a)
}
func kHexColor(_ HexString: String) ->UIColor {
    return UIColor.colorWith(hexString: HexString)
}
// 通用顏色值

let kBackGroundColor = kHexColor("f0f0f0")

//字體 字號(hào)

func kFontSize(_ a: CGFloat) -> UIFont {
    return UIFont.systemFont(ofSize: a)
}
func kFontBoldSize(_ a: CGFloat) -> UIFont {
    return UIFont.boldSystemFont(ofSize: a)
}
func kFontForIPhone5or6Size(_ a: CGFloat, _ b: CGFloat) -> UIFont {
    return kUI_IPHONE5 ? kFontSize(a) : kFontSize(b)
}

// MARK:- 獲取屏幕大小

let kUIScreenSize = UIScreen.main.responds(to: #selector(getter: UIScreen.nativeBounds)) ? CGSize(width: UIScreen.main.nativeBounds.size.width / UIScreen.main.nativeScale, height: UIScreen.main.nativeBounds.size.height / UIScreen.main.nativeScale) : UIScreen.main.bounds.size
let kUIScreenWidth = kUIScreenSize.width
let kUIScreenHeight = kUIScreenSize.height
let kUIScreenBounds = UIScreen.main.bounds

//APP版本號(hào)

let kAppVersion = Bundle.main.infoDictionary?["CFBundleShortVersionString"]
//當(dāng)前系統(tǒng)版本號(hào)
let kVersion = (UIDevice.current.systemVersion as NSString).floatValue
//檢測(cè)用戶版本號(hào)
let kiOS12 = (kVersion >= 12.0)
let kiOS11 = (kVersion >= 11.0 && kVersion < 12.0)
let kiOS10 = (kVersion >= 10.0 && kVersion < 11.0)
let kiOS9 = (kVersion >= 9.0 && kVersion < 10.0)
let kiOS8 = (kVersion >= 8.0 && kVersion < 9.0)
let kiOS12Later = (kVersion >= 12.0)
let kiOS11Later = (kVersion >= 11.0)
let kiOS10Later = (kVersion >= 10.0)
let kiOS9Later = (kVersion >= 9.0)
let kiOS8Later = (kVersion >= 8.0)

//獲取當(dāng)前語言

let kAppCurrentLanguage = Locale.preferredLanguages[0]
//判斷是否為iPhone
let kDeviceIsiPhone = (UI_USER_INTERFACE_IDIOM() == .phone)
//判斷是否為iPad
let kDeviceIsiPad = (UI_USER_INTERFACE_IDIOM() == .pad)

//判斷 iPhone 的屏幕尺寸

let kSCREEN_MAX_LENGTH = max(kUIScreenWidth, kUIScreenHeight)
let kSCREEN_MIN_LENGTH = min(kUIScreenWidth, kUIScreenHeight)

//獲取狀態(tài)欄瘦棋、標(biāo)題欄稀火、導(dǎo)航欄高度

let kUIStatusBarHeight: CGFloat = UIApplication.shared.statusBarFrame.size.height
let kUINavigationBarHeight: CGFloat =  kUI_IPHONEX ? 88 : 44
let KUITabBarHeight: CGFloat = kUI_IPHONEX ? 83 : 49
//navigationBarHeight默認(rèn)高度44 （iPhoneX 88）
//tabBarHeight默認(rèn)高度49     （iPhoneX 83）

//適配 350 375 414       568 667 736
func kAutoLayoutWidth(_ width: CGFloat) -> CGFloat {
    return width*kUIScreenWidth / 375
}
func kAutoLayoutHeigth(_ height: CGFloat) -> CGFloat {
    return height*kUIScreenHeight / 667
}

//機(jī)型判斷

let kUI_IPHONE = (UIDevice.current.userInterfaceIdiom == .phone)
let kUI_IPHONE5 = (kUI_IPHONE && kSCREEN_MAX_LENGTH == 568.0)
let kUI_IPHONE6 = (kUI_IPHONE && kSCREEN_MAX_LENGTH == 667.0)
let kUI_IPHONEPLUS = (kUI_IPHONE && kSCREEN_MAX_LENGTH == 736.0)
let kUI_IPHONEX = (kUI_IPHONE && kSCREEN_MAX_LENGTH > 780.0)

// 注冊(cè)通知

func kNOTIFY_ADD(observer: Any, selector: Selector, name: String) {
    return NotificationCenter.default.addObserver(observer, selector: selector, name: Notification.Name(rawValue: name), object: nil)
}
// 發(fā)送通知
func kNOTIFY_POST(name: String, object: Any) {
    return NotificationCenter.default.post(name: Notification.Name(rawValue: name), object: object)
}
// 移除通知
func kNOTIFY_REMOVE(observer: Any, name: String) {
    return NotificationCenter.default.removeObserver(observer, name: Notification.Name(rawValue: name), object: nil)
}

//代碼縮寫

let kApplication = UIApplication.shared
let kAPPKeyWindow = kApplication.keyWindow
let kAppDelegate = kApplication.delegate
let kAppNotificationCenter = NotificationCenter.default
let kAppRootViewController = kAppDelegate?.window??.rootViewController

/**
字符串是否為空
@param str NSString 類型 和 子類
@return BOOL類型 true or false
*/

func kStringIsEmpty(_ str: String!) -> Bool {
    if str.isEmpty {
        return true
    }
    if str == nil {
        return true
    }
    if str.count < 1 {
        return true
    }
    if str == "(null)" {
        return true
    }
    if str == "null" {
        return true
    }
    return false
}

// 字符串判空 如果為空返回@“”

func kStringNullToempty(_ str: String) -> String {
    let resutl = kStringIsEmpty(str) ? "" : str
    return resutl
}
func kStringNullToReplaceStr(_ str: String,_ replaceStr: String) -> String {
    let resutl = kStringIsEmpty(str) ? replaceStr : str
    return resutl
}

/**
數(shù)組是否為空
@param array NSArray 類型 和 子類
@return BOOL類型 true or false
*/

func kArrayIsEmpty(_ array: [String]) -> Bool {
    let str: String! = array.joined(separator: "")
    if str == nil {
        return true
    }
    if str == "(null)" {
        return true
    }
    if array.count == 0 {
        return true
    }
    if array.isEmpty {
        return true
    }
    return false
}

/**
字典是否為空
@param dic NSDictionary 類型 和子類
@return BOOL類型 true or false
*/

func kDictIsEmpty(_ dict: NSDictionary) -> Bool {
    let str: String! = "\(dict)"
    if str == nil {
        return true
    }
    if str == "(null)" {
        return true
    }
    if dict .isKind(of: NSNull.self) {
        return true
    }
    if dict.allKeys.count == 0 {
        return true
    }
    return false
}