snapshot

Signed-off-by: Joseph Mattello <mail@joemattiello.com>

SideStoreApp/Sources/SideStoreUIKit/Components/BannerCollectionViewCell.swift

@@ -0,0 +1,52 @@
+//
+//  BannerCollectionViewCell.swift
+//  AltStore
+//
+//  Created by Riley Testut on 3/23/20.
+//  Copyright © 2020 Riley Testut. All rights reserved.
+//
+
+import UIKit
+
+@objc
+final class BannerCollectionViewCell: UICollectionViewCell {
+    private(set) var errorBadge: UIView?
+    @IBOutlet private(set) var bannerView: AppBannerView!
+
+    override func awakeFromNib() {
+        super.awakeFromNib()
+
+        contentView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
+        contentView.preservesSuperviewLayoutMargins = true
+
+        if #available(iOS 13.0, *) {
+            let errorBadge = UIView()
+            errorBadge.translatesAutoresizingMaskIntoConstraints = false
+            errorBadge.isHidden = true
+            self.addSubview(errorBadge)
+
+            // Solid background to make the X opaque white.
+            let backgroundView = UIView()
+            backgroundView.translatesAutoresizingMaskIntoConstraints = false
+            backgroundView.backgroundColor = .white
+            errorBadge.addSubview(backgroundView)
+
+            let badgeView = UIImageView(image: UIImage(systemName: "exclamationmark.circle.fill"))
+            badgeView.preferredSymbolConfiguration = UIImage.SymbolConfiguration(scale: .large)
+            badgeView.tintColor = .systemRed
+            errorBadge.addSubview(badgeView, pinningEdgesWith: .zero)
+
+            NSLayoutConstraint.activate([
+                errorBadge.centerXAnchor.constraint(equalTo: self.bannerView.trailingAnchor, constant: -5),
+                errorBadge.centerYAnchor.constraint(equalTo: self.bannerView.topAnchor, constant: 5),
+
+                backgroundView.centerXAnchor.constraint(equalTo: badgeView.centerXAnchor),
+                backgroundView.centerYAnchor.constraint(equalTo: badgeView.centerYAnchor),
+                backgroundView.widthAnchor.constraint(equalTo: badgeView.widthAnchor, multiplier: 0.5),
+                backgroundView.heightAnchor.constraint(equalTo: badgeView.heightAnchor, multiplier: 0.5)
+            ])
+
+            self.errorBadge = errorBadge
+        }
+    }
+}