iOS: Consolidate all showConfirmationAlert()s into one place

Signed-off-by: Roopesh Chander <roop@roopc.net>

1 files changed, 25 insertions, 0 deletions

diff --git a/WireGuard/WireGuard/UI/iOS/ConfirmationAlertPresenter.swift b/WireGuard/WireGuard/UI/iOS/ConfirmationAlertPresenter.swift
new file mode 100644
index 0000000..8064fff
--- /dev/null
+++ b/WireGuard/WireGuard/UI/iOS/ConfirmationAlertPresenter.swift
@@ -0,0 +1,25 @@
+// SPDX-License-Identifier: MIT
+// Copyright © 2018-2019 WireGuard LLC. All Rights Reserved.
+
+import UIKit
+
+class ConfirmationAlertPresenter {
+    static func showConfirmationAlert(message: String, buttonTitle: String, from sourceObject: AnyObject, presentingVC: UIViewController, onConfirmed: @escaping (() -> Void)) {
+        let destroyAction = UIAlertAction(title: buttonTitle, style: .destructive) { _ in
+            onConfirmed()
+        }
+        let cancelAction = UIAlertAction(title: tr("actionCancel"), style: .cancel)
+        let alert = UIAlertController(title: "", message: message, preferredStyle: .actionSheet)
+        alert.addAction(destroyAction)
+        alert.addAction(cancelAction)
+
+        if let sourceView = sourceObject as? UIView {
+            alert.popoverPresentationController?.sourceView = sourceView
+            alert.popoverPresentationController?.sourceRect = sourceView.bounds
+        } else if let sourceBarButtonItem = sourceObject as? UIBarButtonItem {
+            alert.popoverPresentationController?.barButtonItem = sourceBarButtonItem
+        }
+
+        presentingVC.present(alert, animated: true, completion: nil)
+    }
+}