⭐️ Impl: UIWindow+ModalHelpers

ios/Temp/UIWindow+ModalHelpers.swift

@@ -0,0 +1,42 @@
+//
+//  UIWindow+ModalHelpers.swift
+//  react-native-ios-modal
+//
+//  Created by Dominic Go on 9/27/24.
+//
+
+import UIKit
+import DGSwiftUtilities
+
+
+extension UIWindow {
+
+  public var rootPresentingViewController: UIViewController? {
+    self.rootViewController?.presentingViewController?.rootPresentingViewController;
+  };
+
+  public var allPresentedViewControllers: [UIViewController] {
+    guard let rootVC = self.rootViewController,
+          let currentPresentedVC = rootVC.presentedViewController
+    else {
+      return [];
+    };
+
+    return currentPresentedVC.recursivelyGetAllPresentedViewControllers;
+  };
+
+  /// The current highest modal level in the window
+  ///
+  /// return value of `nil` means that there is no modal presented, and a
+  /// return value of `0` is the first presented modal, and so on...
+  ///
+  public var currentModalLevel: Int? {
+    let presentedControllersCount = allPresentedViewControllers.count;
+
+    guard presentedControllersCount > 0 else {
+      return nil;
+    };
+
+    return presentedControllersCount - 1;
+  };
+};