🛠 Refactor: Cleanup RNIModalViewManager

Related:
* `TODO:2023-03-04-15-38-02` - **Refactor**: Remove `RNIModalViewManager.currentModalLevel`.
* `TODO:2023-03-04-15-33-15` - **Refactor**: Remove `RNIModalViewManager.delegatesFocus`.
* Remove `RNIModalViewManager.presentedModalRefs`.

ios/src_library/React Native/RNIModalView/RNIModalViewManager.swift

@@ -16,32 +16,9 @@ class RNIModalViewManager: RCTViewManager {
   override static func requiresMainQueueSetup() -> Bool {
     return true;
   };
-
-  /// TODO:2023-03-24-14-25-52 - Remove `RNIModalViewFocusDelegate`-related
-  /// logic
-  ///
-  // TODO: See TODO:2023-03-04-15-49-02 - Refactor:  Relocate 
-  //`presentedModalRefs`
-  //
-  // * a weak ref to the currently presented modals.
-  // * currently unused, remove later.
-  var presentedModalRefs = NSMapTable<NSString, RNIModalView>.init(
-    keyOptions  : .copyIn,
-    valueOptions: .weakMemory
-  );
-
-  // TODO: See `TODO:2023-03-04-15-33-15` - Refactor: Relocate 
-  // `delegatesFocus`
-  var delegatesFocus = MulticastDelegate<AnyObject>();
-
-  // TODO: See TODO:2023-03-04-15-38-02 - Refactor: Relocate 
-  // `currentModalLevel`
-  private var currentModalLevel = -1;
 
   override func view() -> UIView! {
     let view = RNIModalView(bridge: self.bridge);
-    self.delegatesFocus.add(view);
-
     return view;
   };
 

ios/src_library/React Native/RNIModalViewModule/RNIModalViewModule.swift

@@ -109,9 +109,6 @@ extension RNIModalViewModule {
 
               // modal dismissed
               completion();
-
-              let manager = RNIModalViewManager.sharedInstance;
-              manager?.presentedModalRefs.removeObject(forKey: modalRef.modalNativeID! as NSString);
             };
 
           } else {