COVIDSafe code from version 1.13 (#25)

CovidSafe/CSAlertViewController.swift

@@ -0,0 +1,47 @@
+//
+//  CSAlertViewController.swift
+//  CovidSafe
+//
+//  Copyright © 2020 Australian Government. All rights reserved.
+//
+
+import UIKit
+import SafariServices
+
+class CSAlertViewController: UIViewController {
+    
+    @IBOutlet weak var messageLabel: UITextView!
+    @IBOutlet weak var mainButton: UIButton!
+    
+    private var message: NSAttributedString?
+    private var buttonLabel: String?
+    
+    override func viewDidLoad() {
+        super.viewDidLoad()
+        messageLabel.delegate = self
+    }
+    
+    override func viewWillAppear(_ animated: Bool) {
+        super.viewWillAppear(animated)
+        messageLabel.attributedText = message
+        mainButton.setTitle(buttonLabel, for: .normal)
+    }
+    
+    func set(message: NSAttributedString, buttonLabel: String) {
+        self.message = message
+        self.buttonLabel = buttonLabel
+    }
+    
+    @IBAction func onMainActionTapped(_ sender: Any) {
+        dismiss(animated: true, completion: nil)
+    }
+}
+
+extension CSAlertViewController: UITextViewDelegate {
+    func textView(_ textView: UITextView, shouldInteractWith URL: URL, in characterRange: NSRange, interaction: UITextItemInteraction) -> Bool {
+        DispatchQueue.main.asyncAfter(deadline: .now() + 1, execute: {
+            self.dismiss(animated: true, completion: nil)
+        })        
+        return true
+    }
+}