⭐️ Impl: ViewControllerLifecycleNotifier

ios/Temp/ViewControllerLifecycleNotifier.swift

@@ -0,0 +1,182 @@
+//
+//  ViewControllerLifecycleNotifier.swift
+//  react-native-ios-modal
+//
+//  Created by Dominic Go on 9/27/24.
+//
+
+import UIKit
+import DGSwiftUtilities
+
+
+open class ViewControllerLifecycleNotifier: UIViewController {
+
+  #if DEBUG
+  public static var shouldLog = true;
+  #endif
+
+  private(set) public var lifecycleEventDelegates:
+    MulticastDelegate<ViewControllerLifecycleNotifiable> = .init();
+
+  // MARK: - Init
+  // ------------
+
+  public convenience init() {
+    self.init(nibName: nil, bundle: nil);
+  };
+
+  // MARK: - View Controller Lifecycle
+  // ---------------------------------
+
+  public override func viewDidLoad() {
+    self.lifecycleEventDelegates.invoke {
+      $0.notifyOnViewDidLoad(sender: self);
+    };
+
+    #if DEBUG
+    if Self.shouldLog {
+      print(
+        "ViewControllerLifecycleNotifier.\(#function)",
+        "\n - instance:", Unmanaged.passUnretained(self).toOpaque(),
+        "\n - className:", self.className,
+        "\n"
+      );
+    };
+    #endif
+  };
+
+  public override func viewWillAppear(_ animated: Bool) {
+    self.lifecycleEventDelegates.invoke {
+      $0.notifyOnViewWillAppear(sender: self, isAnimated: animated);
+    };
+
+    #if DEBUG
+    if Self.shouldLog {
+      print(
+        "ViewControllerLifecycleNotifier.\(#function)",
+        "\n - instance:", Unmanaged.passUnretained(self).toOpaque(),
+        "\n - className:", self.className,
+        "\n - animated:", animated,
+        "\n"
+      );
+    };
+    #endif
+  };
+
+  public override func viewIsAppearing(_ animated: Bool) {
+    self.lifecycleEventDelegates.invoke {
+      $0.notifyOnViewIsAppearing(sender: self, isAnimated: animated);
+    };
+
+    #if DEBUG
+    if Self.shouldLog {
+      print(
+        "ViewControllerLifecycleNotifier.\(#function)",
+        "\n - instance:", Unmanaged.passUnretained(self).toOpaque(),
+        "\n - className:", self.className,
+        "\n - animated:", animated,
+        "\n"
+      );
+    };
+    #endif
+  };
+
+  public override func viewDidAppear(_ animated: Bool) {
+    self.lifecycleEventDelegates.invoke {
+      $0.notifyOnViewDidAppear(sender: self, isAnimated: animated);
+    };
+
+    #if DEBUG
+    if Self.shouldLog {
+      print(
+        "ViewControllerLifecycleNotifier.\(#function)",
+        "\n - instance:", Unmanaged.passUnretained(self).toOpaque(),
+        "\n - className:", self.className,
+        "\n - animated:", animated,
+        "\n"
+      );
+    };
+    #endif
+  };
+
+  public override func viewWillDisappear(_ animated: Bool) {
+    self.lifecycleEventDelegates.invoke {
+      $0.notifyOnViewWillDisappear(sender: self, isAnimated: animated);
+    };
+
+    #if DEBUG
+    if Self.shouldLog {
+      print(
+        "ViewControllerLifecycleNotifier.\(#function)",
+        "\n - instance:", Unmanaged.passUnretained(self).toOpaque(),
+        "\n - className:", self.className,
+        "\n - animated:", animated,
+        "\n"
+      );
+    };
+    #endif
+  };
+
+  public override func viewDidDisappear(_ animated: Bool) {
+    self.lifecycleEventDelegates.invoke {
+      $0.notifyOnViewDidDisappear(sender: self, isAnimated: animated);
+    };
+
+    #if DEBUG
+    if Self.shouldLog {
+      print(
+        "ViewControllerLifecycleNotifier.\(#function)",
+        "\n - instance:", Unmanaged.passUnretained(self).toOpaque(),
+        "\n - className:", self.className,
+        "\n - animated:", animated,
+        "\n"
+      );
+    };
+    #endif
+  };
+
+  public override func viewWillLayoutSubviews() {
+    self.lifecycleEventDelegates.invoke {
+      $0.notifyOnViewWillLayoutSubviews(sender: self);
+    };
+
+    #if DEBUG
+    if Self.shouldLog {
+      print(
+        "ViewControllerLifecycleNotifier.\(#function)",
+        "\n - instance:", Unmanaged.passUnretained(self).toOpaque(),
+        "\n - className:", self.className,
+        "\n"
+      );
+    };
+    #endif
+  };
+
+  public override func viewDidLayoutSubviews() {
+    self.lifecycleEventDelegates.invoke {
+      $0.notifyOnViewWillLayoutSubviews(sender: self);
+    };
+
+    #if DEBUG
+    if Self.shouldLog {
+      print(
+        "ViewControllerLifecycleNotifier.\(#function)",
+        "\n - instance:", Unmanaged.passUnretained(self).toOpaque(),
+        "\n - className:", self.className,
+        "\n"
+      );
+    };
+    #endif
+  };
+
+  // MARK: - Methods
+  // ---------------
+
+  public func addEventDelegate(_ delegate: AnyObject){
+    guard let delegate = delegate as? ViewControllerLifecycleNotifiable else {
+      return;
+    };
+
+    self.lifecycleEventDelegates.add(delegate);
+  };
+};