XCode project for app, moved app project to folder

SideStoreApp/Sources/SideStoreAppKit/Components/PillButton.swift

@@ -0,0 +1,172 @@
+//
+//  PillButton.swift
+//  AltStore
+//
+//  Created by Riley Testut on 7/15/19.
+//  Copyright © 2019 Riley Testut. All rights reserved.
+//
+
+import UIKit
+
+final class PillButton: UIButton {
+    override var accessibilityValue: String? {
+        get {
+            guard progress != nil else { return super.accessibilityValue }
+            return progressView.accessibilityValue
+        }
+        set { super.accessibilityValue = newValue }
+    }
+
+    var progress: Progress? {
+        didSet {
+            progressView.progress = Float(progress?.fractionCompleted ?? 0)
+            progressView.observedProgress = progress
+
+            let isUserInteractionEnabled = self.isUserInteractionEnabled
+            isIndicatingActivity = (progress != nil)
+            self.isUserInteractionEnabled = isUserInteractionEnabled
+
+            update()
+        }
+    }
+
+    var progressTintColor: UIColor? {
+        get {
+            progressView.progressTintColor
+        }
+        set {
+            progressView.progressTintColor = newValue
+        }
+    }
+
+    var countdownDate: Date? {
+        didSet {
+            isEnabled = (countdownDate == nil)
+            displayLink.isPaused = (countdownDate == nil)
+
+            if countdownDate == nil {
+                setTitle(nil, for: .disabled)
+            }
+        }
+    }
+
+    private let progressView = UIProgressView(progressViewStyle: .default)
+
+    private lazy var displayLink: CADisplayLink = {
+        let displayLink = CADisplayLink(target: self, selector: #selector(PillButton.updateCountdown))
+        displayLink.preferredFramesPerSecond = 15
+        displayLink.isPaused = true
+        displayLink.add(to: .main, forMode: .common)
+        return displayLink
+    }()
+
+    private let dateComponentsFormatter: DateComponentsFormatter = {
+        let dateComponentsFormatter = DateComponentsFormatter()
+        dateComponentsFormatter.zeroFormattingBehavior = [.pad]
+        dateComponentsFormatter.collapsesLargestUnit = false
+        return dateComponentsFormatter
+    }()
+
+    override var intrinsicContentSize: CGSize {
+        var size = super.intrinsicContentSize
+        size.width += 26
+        size.height += 3
+        return size
+    }
+
+    deinit {
+        self.displayLink.remove(from: .main, forMode: RunLoop.Mode.default)
+    }
+
+    override func awakeFromNib() {
+        super.awakeFromNib()
+
+        layer.masksToBounds = true
+        accessibilityTraits.formUnion([.updatesFrequently, .button])
+
+        activityIndicatorView.style = .medium
+        activityIndicatorView.isUserInteractionEnabled = false
+
+        progressView.progress = 0
+        progressView.trackImage = UIImage()
+        progressView.isUserInteractionEnabled = false
+        addSubview(progressView)
+
+        update()
+    }
+
+    override func layoutSubviews() {
+        super.layoutSubviews()
+
+        progressView.bounds.size.width = bounds.width
+
+        let scale = bounds.height / progressView.bounds.height
+
+        progressView.transform = CGAffineTransform.identity.scaledBy(x: 1, y: scale)
+        progressView.center = CGPoint(x: bounds.midX, y: bounds.midY)
+
+        layer.cornerRadius = bounds.midY
+    }
+
+    override func tintColorDidChange() {
+        super.tintColorDidChange()
+
+        update()
+    }
+}
+
+private extension PillButton {
+    func update() {
+        if progress == nil {
+            setTitleColor(.white, for: .normal)
+            backgroundColor = tintColor
+        } else {
+            setTitleColor(tintColor, for: .normal)
+            backgroundColor = tintColor.withAlphaComponent(0.15)
+        }
+
+        progressView.progressTintColor = tintColor
+    }
+
+    @objc func updateCountdown() {
+        guard let endDate = countdownDate else { return }
+
+        let startDate = Date()
+
+        let interval = endDate.timeIntervalSince(startDate)
+        guard interval > 0 else {
+            isEnabled = true
+            return
+        }
+
+        let text: String?
+
+        if interval < (1 * 60 * 60) {
+            dateComponentsFormatter.unitsStyle = .positional
+            dateComponentsFormatter.allowedUnits = [.minute, .second]
+
+            text = dateComponentsFormatter.string(from: startDate, to: endDate)
+        } else if interval < (2 * 24 * 60 * 60) {
+            dateComponentsFormatter.unitsStyle = .positional
+            dateComponentsFormatter.allowedUnits = [.hour, .minute, .second]
+
+            text = dateComponentsFormatter.string(from: startDate, to: endDate)
+        } else {
+            dateComponentsFormatter.unitsStyle = .full
+            dateComponentsFormatter.allowedUnits = [.day]
+
+            let numberOfDays = endDate.numberOfCalendarDays(since: startDate)
+            text = String(format: NSLocalizedString("%@ DAYS", comment: ""), NSNumber(value: numberOfDays))
+        }
+
+        if let text = text {
+            UIView.performWithoutAnimation {
+                self.isEnabled = false
+                self.setTitle(text, for: .disabled)
+                self.layoutIfNeeded()
+            }
+        } else {
+            isEnabled = true
+        }
+    }
+}