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Add App, UIAlert, and View Controller Utils
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‎Pod/Classes/AppUtils.swift‎

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//
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// AppUtils.swift
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// Ahtau
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//
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// Created by Mark Hamilton on 5/8/16.
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// Copyright © 2016 dryverless. All rights reserved.
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//
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import Foundation
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public func AppDisplayName() -> String? {
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guard let displayName = NSBundle.mainBundle().objectForInfoDictionaryKey("CGBundleDisplayName") as? String else {
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guard let name: String = NSBundle.mainBundle().objectForInfoDictionaryKey("CFBundleName") as? String else {
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return nil
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}
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return name
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}
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return displayName
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}
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public func AppVersion() -> String? {
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guard let version: String = NSBundle.mainBundle().objectForInfoDictionaryKey("CFBundleShortVersionString") as? String else {
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return nil
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}
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return version
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}
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public func AppBuildNumber() -> String? {
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guard let build: String = NSBundle.mainBundle().objectForInfoDictionaryKey(kCFBundleVersionKey as String) as? String else {
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return nil
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}
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return build
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}
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public func AppBuildVersion() -> String? {
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guard let version: String = AppVersion(), build: String = AppBuildNumber() else {
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return nil
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}
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if version == build {
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return "v" + version
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} else {
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return "v" + version + "(" + build + ")"
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}
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}
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public func DeviceVersion() -> String? {
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var x = 0
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sysctlbyname("hw.machine", nil, &x, nil, 0)
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var device = [CChar](count: x, repeatedValue: 0)
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sysctlbyname("hw.machine", &device, &x, nil, 0)
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return String.fromCString(device)
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}
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public func DetectScreenshot(completion: () -> ()) {
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let queue = NSOperationQueue.mainQueue()
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NSNotificationCenter.defaultCenter().addObserverForName(UIApplicationUserDidTakeScreenshotNotification, object: nil, queue: queue) {
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notification in
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completion()
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}
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}
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public func IsDebug() -> Bool {
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#if DEBUG
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return true
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#else
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return false
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#endif
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}
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public func IsRelease() -> Bool {
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#if DEBUG
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return false
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#else
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return true
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#endif
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}
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public func IsSimulator() -> Bool {
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#if ( (arch(i386)) || (arch(x86_64)) ) && os(iOS)
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return true
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#else
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return false
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#endif
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}
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public func IsDevice() -> Bool {
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#if ( (arch(i386)) || (arch(x86_64)) ) && os(iOS)
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return false
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#else
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return true
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#endif
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}

‎Pod/Classes/UIAlertControllerExtensions.swift‎

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//
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// UIAlertControllerExtensions.swift
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// Ahtau
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//
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// Created by Mark Hamilton on 4/26/16.
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// Copyright © 2016 dryverless. All rights reserved.
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//
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import UIKit
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public extension UIAlertController {
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public func show() {
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RootViewController()?.presentViewController(self, animated: true, completion: nil)
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}
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public func showWithCompletion(completion: () -> Void) {
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RootViewController()?.presentViewController(self, animated: true, completion: completion)
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}
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public var setVisible: Bool {
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get {
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return self.setVisible
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}
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set {
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if newValue == true {
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show()
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}
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self.setVisible = newValue
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}
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}
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}

‎Pod/Classes/UIAlertUtils.swift‎

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//
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// UIAlertUtils.swift
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// Ahtau
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//
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// Created by Mark Hamilton on 5/5/16.
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// Copyright © 2016 dryverless. All rights reserved.
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//
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import UIKit
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public func showErrorAlert(description: String, error: NSError? = nil, sender: UIViewController) {
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// Set Text of Alert
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let text: String = (error != nil) ? "Error description: \(description), error: \(error)" : "Error description: \(description)"
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// Setup Alert Controller
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let alertController = UIAlertController(title: "Error", message: text, preferredStyle: .Alert)
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let alertAction = UIAlertAction(title: "Dismiss", style: .Default, handler: nil)
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alertController.addAction(alertAction)
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// Present Alert using Sender View Controller
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sender.presentViewController(alertController, animated: true, completion: nil)
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}
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public func showErrorAlertUsingRoot(description: String, error: NSError? = nil) {
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// Set Text of Alert
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let text: String = (error != nil) ? "Error description: \(description), error: \(error)" : "Error description: \(description)"
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// Setup Alert Controller
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let alertController = UIAlertController(title: "Error", message: text, preferredStyle: .Alert)
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let alertAction = UIAlertAction(title: "Dismiss", style: .Default, handler: nil)
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alertController.addAction(alertAction)
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// Present Alert using Root View Controller
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RootViewController()?.presentViewController(alertController, animated: true, completion: nil)
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}

‎Pod/Classes/ViewControllerUtils.swift‎

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//
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// ViewControllerUtils.swift
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// Ahtau
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//
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// Created by Mark Hamilton on 5/8/16.
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// Copyright © 2016 dryverless. All rights reserved.
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//
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import UIKit
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public func RootViewController() -> UIViewController? {
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guard let rootVC: UIViewController = UIApplication.sharedApplication().keyWindow?.rootViewController else {
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return nil
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}
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return rootVC.presentedViewController ?? nil
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}
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public func ScreenOrientation() -> UIInterfaceOrientation {
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return UIApplication.sharedApplication().statusBarOrientation
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}
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public func HorizontalSizeClass() -> UIUserInterfaceSizeClass {
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guard let horizSizeClass = RootViewController()?.traitCollection.horizontalSizeClass else {
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return UIUserInterfaceSizeClass.Unspecified
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}
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return horizSizeClass
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}
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public func VerticalSizeClass() -> UIUserInterfaceSizeClass {
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guard let vertSizeClass = RootViewController()?.traitCollection.verticalSizeClass else {
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return UIUserInterfaceSizeClass.Unspecified
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}
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return vertSizeClass
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}
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public func ScreenWidth() -> CGFloat {
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if ScreenOrientation() == UIInterfaceOrientation.Portrait {
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guard let sWidth: CGFloat = UIScreen.mainScreen().bounds.size.width else {
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return CGFloat(0)
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}
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return sWidth
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} else {
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guard let sHeight: CGFloat = UIScreen.mainScreen().bounds.size.height else {
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return CGFloat(0)
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}
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return sHeight
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}
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}
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public func ScreenHeight() -> CGFloat {
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if ScreenOrientation() == UIInterfaceOrientation.Portrait {
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guard let sHeight: CGFloat = UIScreen.mainScreen().bounds.size.height else {
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return CGFloat(0)
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}
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return sHeight
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} else {
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guard let sWidth: CGFloat = UIScreen.mainScreen().bounds.size.width else {
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return CGFloat(0)
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}
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return sWidth
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}
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}
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public func ScreenBounds() -> CGRect {
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guard let sBounds: CGRect = UIScreen.mainScreen().bounds else {
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return CGRect()
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}
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return sBounds
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}
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public func StatusBarHeight() -> CGFloat {
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guard let sbHeight: CGFloat = UIApplication.sharedApplication().statusBarFrame.height else {
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return CGFloat(0)
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}
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return sbHeight
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}
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public func ScreenHeightMinusStatusBar() -> CGFloat {
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return ( ScreenHeight() - StatusBarHeight() )
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}

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