Extracted UIAlert and ActionSheet

ui/BankingiOSApp/BankingiOSApp/TabBarController.swift

@@ -88,9 +88,7 @@ class TabBarController : UITabBarController, UITabBarControllerDelegate {
     
     
     private func showNewOptionsActionSheet() {
-        let alert = UIAlertController(title: nil, message: nil, preferredStyle: .actionSheet)
-
-        let transferMoneyAction = UIAlertAction(title: "Show transfer money dialog".localize(), style: .default, handler: { _ in self.showView(TransferMoneyDialog()) })
+        let transferMoneyAction = UIAlertAction.default("Show transfer money dialog".localize()) { self.showView(TransferMoneyDialog()) }
         transferMoneyAction.isEnabled = data.hasAccountsThatSupportTransferringMoney
         alert.addAction(transferMoneyAction)
 

ui/BankingiOSApp/BankingiOSApp/ui/UIKit/ActionSheet.swift

@@ -0,0 +1,28 @@
+import SwiftUI
+
+
+class ActionSheet : UIAlertBase {
+    
+    convenience init(_ title: String? = nil, _ actions: UIAlertAction...) {
+        self.init(title, actions)
+    }
+    
+    init(_ title: String? = nil, _ actions: [UIAlertAction] = []) {
+        super.init(title: title, message: nil, .actionSheet, actions)
+    }
+    
+    
+    func show(_ sourceView: UIView, _ sourceRectX: CGFloat, _ sourceRectY: CGFloat) {
+        if let rootViewController = SceneDelegate.rootViewController {
+            let alert = createAlertController()
+            
+            if let popoverController = alert.popoverPresentationController {
+                popoverController.sourceView = sourceView
+                popoverController.sourceRect = CGRect(x: sourceRectX, y: sourceRectY, width: 0, height: 0)
+            }
+            
+            rootViewController.present(alert, animated: true, completion: nil)
+        }
+    }
+    
+}

ui/BankingiOSApp/BankingiOSApp/ui/UIKit/UIAlert.swift

@@ -0,0 +1,23 @@
+import SwiftUI
+
+
+class UIAlert : UIAlertBase {
+    
+    convenience init(_ title: String? = nil, _ message: String? = nil, _ actions: UIAlertAction...) {
+        self.init(title, message, actions)
+    }
+    
+    init(_ title: String? = nil, _ message: String? = nil, _ actions: [UIAlertAction] = []) {
+        super.init(title: title, message: message, .alert, actions)
+    }
+    
+    
+    func show() {
+        if let rootViewController = SceneDelegate.rootViewController {
+            let alert = createAlertController()
+            
+            rootViewController.present(alert, animated: true)
+        }
+    }
+    
+}

ui/BankingiOSApp/BankingiOSApp/ui/UIKit/UIAlertBase.swift

@@ -0,0 +1,33 @@
+import SwiftUI
+
+
+class UIAlertBase {
+    
+    private var title: String? = nil
+    
+    private var message: String? = nil
+    
+    private var preferredStyle: UIAlertController.Style = .alert
+    
+    private var actions: [UIAlertAction] = []
+    
+    
+    init(title: String? = nil, message: String? = nil, _ preferredStyle: UIAlertController.Style = .alert, _ actions: [UIAlertAction] = []) {
+        self.title = title
+        self.message = message
+        self.preferredStyle = preferredStyle
+        self.actions = actions
+    }
+    
+    
+    func createAlertController() -> UIAlertController {
+        let alert = UIAlertController(title: title?.localize(), message: message?.localize(), preferredStyle: preferredStyle)
+
+        for action in actions {
+            alert.addAction(action)
+        }
+        
+        return alert
+    }
+    
+}

ui/BankingiOSApp/BankingiOSApp/ui/UIKitExtensions.swift

@@ -57,6 +57,34 @@ extension UIDevice {
 }
 
 
+extension UIAlertAction {
+    
+    static func ok(_ handler: (() -> Void)? = nil) -> UIAlertAction {
+        return `default`("OK", handler)
+    }
+    
+    static func `default`(_ title: String, _ handler: (() -> Void)? = nil) -> UIAlertAction {
+        return UIAlertAction(title, .default, handler)
+    }
+    
+    static func destructive(_ title: String, _ handler: (() -> Void)? = nil) -> UIAlertAction {
+        return UIAlertAction(title, .destructive, handler)
+    }
+    
+    static func cancel(_ handler: (() -> Void)? = nil) -> UIAlertAction {
+        return cancel("Cancel", handler)
+    }
+    
+    static func cancel(_ title: String, _ handler: (() -> Void)? = nil) -> UIAlertAction {
+        return UIAlertAction(title, .cancel, handler)
+    }
+    
+    convenience init(_ title: String, _ style: UIAlertAction.Style = .default, _ handler: (() -> Void)? = nil) {
+        self.init(title: title.localize(), style: style, handler: { _ in handler?() })
+    }
+}
+
+
 extension UserDefaults {
     
     func string(forKey key: String, defaultValue: String) -> String {

ui/BankingiOSApp/BankingiOSApp/ui/ViewExtensions.swift

@@ -86,6 +86,11 @@ extension View {
     }
     
     
+    func alignVertically(_ alignment: Alignment) -> some View {
+        return self.frame(maxWidth: .infinity, alignment: alignment)
+    }
+    
+    
     func turnAnimationOff() -> some View {
         return self.animation(nil)
     }

ui/BankingiOSApp/BankingiOSApp/ui/views/BankListItem.swift

@@ -49,16 +49,12 @@ struct BankListItem : View {
     func askUserToDeleteAccount() {
         // couldn't believe it, .alert() didn't work as SwiftUI resetted @State variable to dislpay it instantly, therefore Alert never got displayed
         // TODO: use values from Message.createAskUserToDeleteAccountMessage(self.bank, self.deleteAccount)
-        let alert = UIAlertController(title: "Really delete account '%@'?".localize(bank.displayName),
-                                      message: "All data for this account will be permanently deleted locally.".localize(),
-                                      preferredStyle: .alert)
-
-        alert.addAction(UIAlertAction(title: "Delete".localize(), style: .destructive, handler: { _ in self.deleteAccount(self.bank) } ))
-        alert.addAction(UIAlertAction(title: "Cancel".localize(), style: .cancel, handler: nil))
-        
-        if let rootViewController = SceneDelegate.rootNavigationController {
-            rootViewController.present(alert, animated: true)
-        }
+        UIAlert(
+            "Really delete account '%@'?".localize(bank.displayName),
+            "All data for this account will be permanently deleted locally.",
+            UIAlertAction.destructive("Delete") { self.deleteAccount(self.bank) },
+            UIAlertAction.cancel()
+        ).show()
     }
 
     func deleteAccount(_ bank: Customer) {