Swift 4.2 Compatibility Shims

Swift42Compatibility.swift

//
// Created by Ben Asher on 6/13/18.
// Copyright © 2018-present PlanGrid. All rights reserved.
//

import Foundation
import MapKit
import UserNotifications

#if swift(>=4.2)

@available(iOS 10.0, *)
extension UNNotificationSound {
    public static var defaultSound: UNNotificationSound {
        return .default
    }
}

#else

public struct CAMediaTimingFunctionName {
    public static var linear: String {
        return kCAMediaTimingFunctionLinear
    }
}

public struct CAShapeLayerLineCap {
    public static var round: String {
        return kCALineCapRound
    }
}

extension CGRect {
    public func inset(by insets: UIEdgeInsets) -> CGRect {
        return UIEdgeInsetsInsetRect(self, insets)
    }
}

extension MKCoordinateRegion {
    public init(center: CLLocationCoordinate2D, latitudinalMeters: CLLocationDistance, longitudinalMeters: CLLocationDistance) {
        self = MKCoordinateRegionMakeWithDistance(center, latitudinalMeters, longitudinalMeters)
    }
}

extension NSCoder {
    public static func cgPoint(for string: String) -> CGPoint {
        return CGPointFromString(string)
    }

    public static func cgRect(for string: String) -> CGRect {
        return CGRectFromString(string)
    }

    public static func cgSize(for string: String) -> CGSize {
        return CGSizeFromString(string)
    }

    public static func string(for point: CGPoint) -> String {
        return NSStringFromCGPoint(point)
    }

    public static func string(for rect: CGRect) -> String {
        return NSStringFromCGRect(rect)
    }

    public static func string(for size: CGSize) -> String {
        return NSStringFromCGSize(size)
    }
}

extension NSLayoutConstraint {
    public typealias Attribute = NSLayoutAttribute
    public typealias Relation = NSLayoutRelation
}

extension NSUnderlineStyle {
    public static var none: NSUnderlineStyle {
        return .styleNone
    }

    public static var single: NSUnderlineStyle {
        return .styleSingle
    }
}

extension RunLoopMode {
    public static var tracking: RunLoopMode {
        return UITrackingRunLoopMode
    }

    public static var common: RunLoopMode {
        return .commonModes
    }
}

extension NSAttributedString {
    public typealias Key = NSAttributedStringKey
}

extension NSLayoutConstraint {
    public typealias Axis = UILayoutConstraintAxis
}

extension UIActivityIndicatorView {
    public convenience init(style: UIActivityIndicatorViewStyle) {
        self.init(activityIndicatorStyle: style)
    }

    public var style: UIActivityIndicatorViewStyle {
        get { return self.activityIndicatorViewStyle }
        set { self.activityIndicatorViewStyle = newValue }
    }
}

extension UIAlertAction {
    public typealias Style = UIAlertActionStyle
}

extension UIApplication {
    public static var backgroundFetchIntervalMinimum: TimeInterval {
        return UIApplicationBackgroundFetchIntervalMinimum
    }

    public static var backgroundFetchIntervalNever: TimeInterval {
        return UIApplicationBackgroundFetchIntervalNever
    }

    public static var didChangeStatusBarOrientationNotification: Notification.Name {
        return .UIApplicationDidChangeStatusBarOrientation
    }

    public static var didReceiveMemoryWarningNotification: Notification.Name {
        return .UIApplicationDidReceiveMemoryWarning
    }

    public static var openSettingsURLString: String {
        return UIApplicationOpenSettingsURLString
    }

    public static var willEnterForegroundNotification: Notification.Name {
        return .UIApplicationWillEnterForeground
    }
}

extension UIBarButtonItem {
    public typealias Style = UIBarButtonItemStyle
}

extension UIButton {
    public typealias ButtonType = UIButtonType
}

extension UIControl {
    public typealias Event = UIControlEvents
}

extension UIFont {
    public typealias TextStyle = UIFontTextStyle
}

extension UIImage {
    public func pngData() -> Data? {
        return UIImagePNGRepresentation(self)
    }
}

extension UINavigationController {
    public typealias Operation = UINavigationControllerOperation
}

extension UIResponder {
    public static var keyboardDidShowNotification: Notification.Name {
        return .UIKeyboardDidShow
    }

    public static var keyboardFrameEndUserInfoKey: String {
        return UIKeyboardFrameEndUserInfoKey
    }

    public static var keyboardWillChangeFrameNotification: Notification.Name {
        return .UIKeyboardWillChangeFrame
    }

    public static var keyboardWillHideNotification: Notification.Name {
        return .UIKeyboardWillHide
    }
}

extension UISegmentedControl {
    public static var noSegment: Int {
        return UISegmentedControlNoSegment
    }
}

extension UITableView {
    public typealias ScrollPosition = UITableViewScrollPosition
    public typealias Style = UITableViewStyle

    public static var automaticDimension: CGFloat {
        return UITableViewAutomaticDimension
    }

    public static var indexSearch: String {
        return UITableViewIndexSearch
    }
}

extension UITableViewCell {
    public typealias AccessoryType = UITableViewCellAccessoryType
    public typealias CellStyle = UITableViewCellStyle
    public typealias EditingStyle = UITableViewCellEditingStyle
    public typealias SelectionStyle = UITableViewCellSelectionStyle
}

extension UITextField {
    public typealias ViewMode = UITextFieldViewMode

    public static var textDidBeginEditingNotification: Notification.Name {
        return .UITextFieldTextDidBeginEditing
    }

    public static var textDidChangeNotification: Notification.Name {
        return .UITextFieldTextDidChange
    }

    public static var textDidEndEditingNotification: Notification.Name {
        return .UITextFieldTextDidEndEditing
    }
}

extension UITextView {
    public static var textDidChangeNotification: Notification.Name {
        return .UITextViewTextDidChange
    }

    public static var textDidEndEditingNotification: Notification.Name {
        return .UITextViewTextDidEndEditing
    }
}

extension UITouch {
    public typealias TouchType = UITouchType
}

extension UIView {
    public typealias AutoresizingMask = UIViewAutoresizing
    public typealias ContentMode = UIViewContentMode

    public func bringSubviewToFront(_ view: UIView) {
        self.bringSubview(toFront: view)
    }

    public static var layoutFittingCompressedSize: CGSize {
        return UILayoutFittingCompressedSize
    }

    public func sendSubviewToBack(_ view: UIView) {
        self.sendSubview(toBack: view)
    }
}

extension UIViewController {
    public func addChild(_ viewController: UIViewController) {
        self.addChildViewController(viewController)
    }

    public func didMove(toParent viewController: UIViewController?) {
        self.didMove(toParentViewController: viewController)
    }

    public var isMovingFromParent: Bool {
        return self.isMovingFromParentViewController
    }

    public var isMovingToParent: Bool {
        return self.isMovingToParentViewController
    }

    public func removeFromParent() {
        return self.removeFromParentViewController()
    }

    public func willMove(toParent viewController: UIViewController?) {
        self.willMove(toParentViewController: viewController)
    }
}

@available(iOS 10.0, *)
extension UNNotificationSound {
    public static var defaultSound: UNNotificationSound {
        return .default()
    }
}

#endif