[WIP] Support URL items

WeTransfer Sample Project/MediaPicker.swift

@@ -11,104 +11,104 @@ import Photos
 
 /// Basic wrapper for UIImagePickerController to handle authorization and configuring and presenting the controller
 final class MediaPicker: NSObject {
-	
-	struct Media {
-		let url: URL
-		let previewImage: UIImage
-	}
-	
-	typealias PickedMediaHandler = (_ media: Media?) -> Void
-	
-	private var mediaHandler: PickedMediaHandler?
-	private var presentedImagePickerControler: UIImagePickerController?
-	
-	func show(from viewController: UIViewController, mediaHandler: @escaping PickedMediaHandler) {
-		guard self.mediaHandler == nil else {
-			return
-		}
-		self.mediaHandler = mediaHandler
-		authorize { [weak self] (succeeded) in
-			guard succeeded, UIImagePickerController.isSourceTypeAvailable(.photoLibrary) else {
-				self?.finish(with: nil)
-				return
-			}
-			self?.presentImagePicker(from: viewController)
-		}
-	}
-	
-	private func presentImagePicker(from viewController: UIViewController) {
-		let imagePickerController = UIImagePickerController()
-		imagePickerController.delegate = self
-		imagePickerController.sourceType = .photoLibrary
-		if let mediaTypes = UIImagePickerController.availableMediaTypes(for: .photoLibrary) {
-			imagePickerController.mediaTypes = mediaTypes
-		}
-		viewController.present(imagePickerController, animated: true, completion: nil)
-		presentedImagePickerControler = imagePickerController
-	}
-	
-	private func authorize(with completion: @escaping (Bool) -> Void) {
-		switch PHPhotoLibrary.authorizationStatus() {
-		case .authorized:
-			completion(true)
-		case .denied, .restricted:
-			completion(false)
-		case .notDetermined:
-			PHPhotoLibrary.requestAuthorization { (status) in
-				guard status == .authorized else {
-					completion(false)
-					return
-				}
-				completion(true)
-			}
-		}
-	}
-	
-	private func finish(with item: URL?) {
-		guard let url = item else {
-			mediaHandler?(nil)
-			dismissPickerController()
-			return
-		}
-		DispatchQueue.global(qos: .userInitiated).async { [weak self] in
-			var pickedMedia: Media?
-			let asset = AVAsset(url: url)
-			if asset.duration.seconds > 0 {
-				// Get first frame if video
-				let imageGenerator = AVAssetImageGenerator(asset: asset)
-				imageGenerator.appliesPreferredTrackTransform = true
-				if let image = try? imageGenerator.copyCGImage(at: CMTime.zero, actualTime: nil) {
-					pickedMedia = Media(url: url, previewImage: UIImage(cgImage: image))
-				}
-			} else {
-				if let image = UIImage(contentsOfFile: url.path) {
-					pickedMedia = Media(url: url, previewImage: image)
-				}
-			}
-			DispatchQueue.main.async {
-				self?.mediaHandler?(pickedMedia)
-				self?.dismissPickerController()
-			}
-		}
-	}
-	
-	private func dismissPickerController() {
-		mediaHandler = nil
-		presentedImagePickerControler?.presentingViewController?.dismiss(animated: true, completion: nil)
-		presentedImagePickerControler = nil
-	}
+    
+    struct Media {
+        let url: URL
+        let previewImage: UIImage
+    }
+    
+    typealias PickedMediaHandler = (_ media: Media?) -> Void
+    
+    private var mediaHandler: PickedMediaHandler?
+    private var presentedImagePickerControler: UIImagePickerController?
+    
+    func show(from viewController: UIViewController, mediaHandler: @escaping PickedMediaHandler) {
+        guard self.mediaHandler == nil else {
+            return
+        }
+        self.mediaHandler = mediaHandler
+        authorize { [weak self] (succeeded) in
+            guard succeeded, UIImagePickerController.isSourceTypeAvailable(.photoLibrary) else {
+                self?.finish(with: nil)
+                return
+            }
+            self?.presentImagePicker(from: viewController)
+        }
+    }
+    
+    private func presentImagePicker(from viewController: UIViewController) {
+        let imagePickerController = UIImagePickerController()
+        imagePickerController.delegate = self
+        imagePickerController.sourceType = .photoLibrary
+        if let mediaTypes = UIImagePickerController.availableMediaTypes(for: .photoLibrary) {
+            imagePickerController.mediaTypes = mediaTypes
+        }
+        viewController.present(imagePickerController, animated: true, completion: nil)
+        presentedImagePickerControler = imagePickerController
+    }
+    
+    private func authorize(with completion: @escaping (Bool) -> Void) {
+        switch PHPhotoLibrary.authorizationStatus() {
+        case .authorized:
+            completion(true)
+        case .denied, .restricted:
+            completion(false)
+        case .notDetermined:
+            PHPhotoLibrary.requestAuthorization { (status) in
+                guard status == .authorized else {
+                    completion(false)
+                    return
+                }
+                completion(true)
+            }
+        }
+    }
+    
+    private func finish(with item: URL?) {
+        guard let url = item else {
+            mediaHandler?(nil)
+            dismissPickerController()
+            return
+        }
+        DispatchQueue.global(qos: .userInitiated).async { [weak self] in
+            var pickedMedia: Media?
+            let asset = AVAsset(url: url)
+            if asset.duration.seconds > 0 {
+                // Get first frame if video
+                let imageGenerator = AVAssetImageGenerator(asset: asset)
+                imageGenerator.appliesPreferredTrackTransform = true
+                if let image = try? imageGenerator.copyCGImage(at: CMTime.zero, actualTime: nil) {
+                    pickedMedia = Media(url: url, previewImage: UIImage(cgImage: image))
+                }
+            } else {
+                if let image = UIImage(contentsOfFile: url.path) {
+                    pickedMedia = Media(url: url, previewImage: image)
+                }
+            }
+            DispatchQueue.main.async {
+                self?.mediaHandler?(pickedMedia)
+                self?.dismissPickerController()
+            }
+        }
+    }
+    
+    private func dismissPickerController() {
+        mediaHandler = nil
+        presentedImagePickerControler?.presentingViewController?.dismiss(animated: true, completion: nil)
+        presentedImagePickerControler = nil
+    }
 }
 
 extension MediaPicker: UIImagePickerControllerDelegate, UINavigationControllerDelegate {
-	func imagePickerControllerDidCancel(_ picker: UIImagePickerController) {
-		finish(with: nil)
-	}
-	
-	func imagePickerController(_ picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [UIImagePickerController.InfoKey: Any]) {
-		guard let url = info[UIImagePickerController.InfoKey.imageURL] as? URL ?? info[UIImagePickerController.InfoKey.mediaURL] as? URL else {
-			finish(with: nil)
-			return
-		}
-		finish(with: url)
-	}
+    func imagePickerControllerDidCancel(_ picker: UIImagePickerController) {
+        finish(with: nil)
+    }
+    
+    func imagePickerController(_ picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [UIImagePickerController.InfoKey: Any]) {
+        guard let url = info[UIImagePickerController.InfoKey.imageURL] as? URL ?? info[UIImagePickerController.InfoKey.mediaURL] as? URL else {
+            finish(with: nil)
+            return
+        }
+        finish(with: url)
+    }
 }

WeTransfer Sample Project/RoundedButton.swift

@@ -10,55 +10,55 @@ import UIKit
 
 /// Button with colored background and rounded corners
 final class RoundedButton: UIButton {
-	
-	enum Style {
-		case regular
-		case alternative
-	}
-	
-	private let horizontalPadding: CGFloat = 22
-	private let minimumHeight: CGFloat = 44
-	
-	var style: Style = .regular {
-		didSet {
-			updateBackgroundColor()
-			updateTitleColor()
-		}
-	}
-	
-	required init?(coder aDecoder: NSCoder) {
-		super.init(coder: aDecoder)
-		layer.cornerRadius = 8
-		updateBackgroundColor()
-		updateTitleColor()
-		titleLabel?.font = UIFont.systemFont(ofSize: 14, weight: .medium)
-		
-		heightAnchor.constraint(greaterThanOrEqualToConstant: minimumHeight).isActive = true
-		contentEdgeInsets = UIEdgeInsets(top: 0, left: horizontalPadding, bottom: 0, right: horizontalPadding)
-	}
-	
-	override var isEnabled: Bool {
-		didSet {
-			updateBackgroundColor()
-			updateTitleColor()
-		}
-	}
-	
-	private func updateBackgroundColor() {
-		if isEnabled {
-			let enabledColor = UIColor(red: 64 / 255, green: 159 / 255, blue: 255 / 255, alpha: 1)
-			let alternativeColor = UIColor(white: 235 / 255, alpha: 1)
-			backgroundColor = style == .alternative ? alternativeColor : enabledColor
-		} else {
-			backgroundColor = UIColor(red: 165 / 255, green: 168 / 255, blue: 172 / 255, alpha: 1)
-		}
-		
-	}
-	
-	private func updateTitleColor() {
-		let titleColor = UIColor.white
-		let alternativeTitleColor = UIColor(white: 75 / 255, alpha: 1)
-		setTitleColor(style == .alternative ? alternativeTitleColor : titleColor, for: .normal)
-	}
-	
+    
+    enum Style {
+        case regular
+        case alternative
+    }
+    
+    private let horizontalPadding: CGFloat = 22
+    private let minimumHeight: CGFloat = 44
+    
+    var style: Style = .regular {
+        didSet {
+            updateBackgroundColor()
+            updateTitleColor()
+        }
+    }
+    
+    required init?(coder aDecoder: NSCoder) {
+        super.init(coder: aDecoder)
+        layer.cornerRadius = 8
+        updateBackgroundColor()
+        updateTitleColor()
+        titleLabel?.font = UIFont.systemFont(ofSize: 14, weight: .medium)
+        
+        heightAnchor.constraint(greaterThanOrEqualToConstant: minimumHeight).isActive = true
+        contentEdgeInsets = UIEdgeInsets(top: 0, left: horizontalPadding, bottom: 0, right: horizontalPadding)
+    }
+    
+    override var isEnabled: Bool {
+        didSet {
+            updateBackgroundColor()
+            updateTitleColor()
+        }
+    }
+    
+    private func updateBackgroundColor() {
+        if isEnabled {
+            let enabledColor = UIColor(red: 64 / 255, green: 159 / 255, blue: 255 / 255, alpha: 1)
+            let alternativeColor = UIColor(white: 235 / 255, alpha: 1)
+            backgroundColor = style == .alternative ? alternativeColor : enabledColor
+        } else {
+            backgroundColor = UIColor(red: 165 / 255, green: 168 / 255, blue: 172 / 255, alpha: 1)
+        }
+        
+    }
+    
+    private func updateTitleColor() {
+        let titleColor = UIColor.white
+        let alternativeTitleColor = UIColor(white: 75 / 255, alpha: 1)
+        setTitleColor(style == .alternative ? alternativeTitleColor : titleColor, for: .normal)
+    }
+    
 }

WeTransfer Sample Project/Supporting Files/AppDelegate.swift

@@ -10,10 +10,10 @@ import UIKit
 
 @UIApplicationMain
 final class AppDelegate: UIResponder, UIApplicationDelegate {
-
-	var window: UIWindow?
-
-	func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
-		return true
-	}
+    
+    var window: UIWindow?
+    
+    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
+        return true
+    }
 }