年费会员界面，启动引导页结构更改

PhoneManager/AppDelegate.swift

@@ -27,13 +27,19 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
         
         window?.backgroundColor = .white
         window?.overrideUserInterfaceStyle = .light
-        let Ssoryboard = UIStoryboard(name: "LauchVC", bundle: nil)
         
-        if  let current = Ssoryboard.instantiateViewController(identifier: "LauchVCID") as? LauchVC {
-            
-            window?.rootViewController = current
+        let rootNav = BaseNavViewController(rootViewController: HomeViewController())
+        window?.rootViewController = rootNav
         window?.makeKeyAndVisible()
-        }
+        
+//        let Ssoryboard = UIStoryboard(name: "LauchVC", bundle: nil)
+//        
+//        if  let current = Ssoryboard.instantiateViewController(identifier: "LauchVCID") as? LauchVC {
+//            
+//            window?.rootViewController = current
+//            window?.makeKeyAndVisible()
+//        }
+        
         let battery = WidgetPublicModel.battery()
         let storage = WidgetPublicModel.UseDiskSpace() * 100
         widgetAppgourp.share.PushWidgetData(battery: Int(battery), storage: Int(storage))
@@ -51,6 +57,8 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
         
         // 相册基本资源加载
         PhotoManager.shared.config()
+        // 设置app动态按钮
+        setupDynamicShortcuts()
         
         return true
     }

PhoneManager/AppDelegateEx.swift

+//
+//  AppDelegateEx.swift
+//  PhoneManager
+//
+//  Created by edy on 2025/5/19.
+//
+
+import Foundation
+import UIKit
+
+extension AppDelegate{
+    
+    func setupDynamicShortcuts() {
+        let shortcutItem = UIApplicationShortcutItem(
+            type: "com.app.phonemanager.iap.distance",
+            localizedTitle: "Unlock Exclusive Discounts",
+            localizedSubtitle: "Your special offer is awaiting—don't miss this limited-time second chance benefit!",
+            icon: UIApplicationShortcutIcon(systemImageName: "star.fill"),
+            userInfo: nil
+        )
+        UIApplication.shared.shortcutItems = [shortcutItem]
+    }
+    
+    
+    // 处理快捷方式点击
+    func application(_ application: UIApplication, performActionFor shortcutItem: UIApplicationShortcutItem, completionHandler: @escaping (Bool) -> Void) {
+        // 处理快捷方式点击事件
+        switch shortcutItem.type {
+        case "com.app.phonemanager.iap.distance":
+            // 执行相应操作
+            let vc = PayDistanceViewController()
+            vc.modalPresentationStyle = .fullScreen
+            GETCURRENTNAV()?.present(vc, animated: false)
+            completionHandler(true)
+        default:
+            completionHandler(false)
+        }
+    }
+    
+}

PhoneManager/Assets.xcassets/Pay/iap_distance_bg.imageset/Contents.json

+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "Frame@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "Frame@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

PhoneManager/Assets.xcassets/Pay/iap_distance_offer.imageset/Contents.json

+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "Frame_1171276222@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "Frame_1171276222@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

PhoneManager/Class/Manager/IAPManager/IAPManager.swift

@@ -48,7 +48,8 @@ class IAPManager: NSObject {
     private let alert = PMLoadingHUD.share
     
     enum PayState {
-        case subscribe
+        case weekSubscribe
+        case yearSubscribe
         case nonConsumable
     }
     
@@ -56,9 +57,10 @@ class IAPManager: NSObject {
     private struct ProductID {
         static let weekMember = "com.app.phonemanager.week.member"
         static let lifetimeMember = "com.app.phonemanager.lifetime.member"
+        static let yearMember = "com.app.phonemanager.year.member"
         
         static var all: [String] {
-            return [weekMember, lifetimeMember]
+            return [weekMember, lifetimeMember,yearMember]
         }
     }
     
@@ -66,14 +68,16 @@ class IAPManager: NSObject {
     private var weekProduct: SKProduct?
     // 永久订阅
     private var lifetimeProduct: SKProduct?
+    // 年费订阅
+    private var yearProduct: SKProduct?
 
-    private var state: PayState = .subscribe
+    private var state: PayState = .weekSubscribe
     //购买操作的完成回调
     private var purchaseCompletion: ((Result<Bool, IAPError>) -> Void)?
     //恢复购买的完成回调
     private var restoreCompletion: ((Result<Bool, IAPError>) -> Void)?
     //获取商品信息的完成回调
-    private var productRequestCompletion: (((SKProduct?,SKProduct?)?) -> Void)?
+    private var productRequestCompletion: (((SKProduct?,SKProduct?,SKProduct?)?) -> Void)?
     
     var isSubscribed = false {
         didSet {
@@ -98,15 +102,16 @@ class IAPManager: NSObject {
 extension IAPManager {
     
     // 获取订阅内购商品信息
-    func fetchProducts(completion: @escaping ((SKProduct?,SKProduct?)?) -> Void) {
+    func fetchProducts(completion: @escaping ((SKProduct?,SKProduct?,SKProduct?)?) -> Void) {
         // 先检查缓存
         if let cachedProducts = getCachedProducts() {
             // 后台更新最新数据
             self.weekProduct = cachedProducts.filter{$0.productIdentifier == ProductID.weekMember}.first
             self.lifetimeProduct = cachedProducts.filter{$0.productIdentifier == ProductID.lifetimeMember}.first
-            completion((self.weekProduct,self.lifetimeProduct))
+            self.yearProduct = cachedProducts.filter{$0.productIdentifier == ProductID.yearMember}.first
+            
+            completion((self.weekProduct,self.lifetimeProduct,self.yearProduct))
             refreshProducts()
-            return
         }
         
         productRequestCompletion = completion
@@ -157,9 +162,14 @@ extension IAPManager {
         }
     }
     
-    func purchase(_ state: PayState = .subscribe, completion: @escaping (Result<Bool, IAPError>) -> Void) {
+    func purchase(_ state: PayState = .weekSubscribe, completion: @escaping (Result<Bool, IAPError>) -> Void) {
+
+        if state == .weekSubscribe,weekProduct == nil{
+            completion(.failure(.noProductsFound))
+            return
+        }
         
-        if state == .subscribe,weekProduct == nil{
+        if state == .yearSubscribe,yearProduct == nil{
             completion(.failure(.noProductsFound))
             return
         }
@@ -175,12 +185,23 @@ extension IAPManager {
         self.state = state
         self.purchaseCompletion = completion
         
-        let payment = SKPayment(product: state == .subscribe ? weekProduct! : lifetimeProduct!)
+        
+        var payment:SKPayment = SKPayment()
+        
+        switch state{
+        case .weekSubscribe:
+            payment = SKPayment(product: weekProduct!)
+        case .yearSubscribe:
+            payment = SKPayment(product: yearProduct!)
+        case .nonConsumable:
+            payment = SKPayment(product: lifetimeProduct!)
+        }
+        
         SKPaymentQueue.default().add(payment)
         alert.show("Processing the purchase request...", "")
     }
     
-    func restore(_ state: PayState = .subscribe, completion: @escaping (Result<Bool, IAPError>) -> Void) {
+    func restore(_ state: PayState = .weekSubscribe, completion: @escaping (Result<Bool, IAPError>) -> Void) {
         self.state = state
         self.restoreCompletion = completion
         SKPaymentQueue.default().restoreCompletedTransactions()
@@ -384,15 +405,15 @@ extension IAPManager: SKProductsRequestDelegate {
         // 拿到请求下来的商品信息
         self.weekProduct = products.filter{$0.productIdentifier == ProductID.weekMember}.first
         self.lifetimeProduct = products.filter{$0.productIdentifier == ProductID.lifetimeMember}.first
-        
+        self.yearProduct = products.filter{$0.productIdentifier == ProductID.yearMember}.first
         // 缓存
-        if let week = self.weekProduct,let life = self.lifetimeProduct{
-            cacheProducts([week,life])
+        if let week = self.weekProduct,let life = self.lifetimeProduct,let year = self.yearProduct{
+            cacheProducts([week,life,year])
         }
 
         DispatchQueue.main.async { [weak self] in
             guard let weakSelf = self else { return }
-            self?.productRequestCompletion?((weakSelf.weekProduct,weakSelf.lifetimeProduct))
+            self?.productRequestCompletion?((weakSelf.weekProduct,weakSelf.lifetimeProduct,weakSelf.yearProduct))
             BackgroundTaskManager.share.endTask()
         }
     }

PhoneManager/Class/Page/Home/Controller/HomeViewController.swift

@@ -107,7 +107,7 @@ class HomeViewController:BaseViewController {
     override func viewDidLoad() {
         
         super.viewDidLoad()
-        
+        loadLaunchView()
         self.setupUI()
         
         // 调用下追踪权限
@@ -182,6 +182,18 @@ class HomeViewController:BaseViewController {
     }
     
     
+    func loadLaunchView(){
+        let luanch = HomeLaunchView(frame: CGRect(x: 0, y: 0, width: ScreenW, height: ScreenH))
+        luanch.show()
+        
+        if !UserDef.shard.isShowLanding{
+            let Ssoryboard = UIStoryboard(name: "PermissionVC", bundle: nil)
+            if  let current = Ssoryboard.instantiateViewController(identifier: "PermissionVCID") as? PermissionVC {
+                self.navigationController?.pushViewController(current, animated: false)
+            }
+        }
+    }
+  
     
     override func viewWillAppear(_ animated: Bool) {
         super.viewWillAppear(animated)
@@ -259,3 +271,12 @@ extension HomeViewController {
         }
     }
 }
+
+
+// 遵守转场代理协议
+extension HomeViewController: UIViewControllerTransitioningDelegate {
+    // 返回自定义的消失动画对象
+    func animationController(forDismissed dismissedController: UIViewController) -> UIViewControllerAnimatedTransitioning? {
+        return FadeOutTransition()
+    }
+}

PhoneManager/Class/Page/Home/View/HomeVideoDetailCustomHeaderView.swift

@@ -233,11 +233,4 @@ class HomeVideoDetailCustomHeaderView : UICollectionReusableView {
         GETCURRENTNAV()?.pushViewController(vc, animated: true)
     }
     
-    
-    func GETCURRENTNAV() -> UINavigationController? {
-        let k = UIApplication.shared.windows.filter({$0.isKeyWindow}).first
-        let pre = k?.rootViewController?.presentedViewController
-        let rt = k?.rootViewController
-        return (pre as? UINavigationController) ?? ((rt as? UITabBarController)?.selectedViewController as? UINavigationController) ?? (rt as? UINavigationController)
-    }
 }

PhoneManager/Class/Page/Landing/NewGuideViewController.swift

@@ -81,21 +81,23 @@ class NewGuideViewController: UIViewController {
     }
 
     func enterHome(){
-        let vc:HomeViewController = HomeViewController()
-        
-        let nav = BaseNavViewController(rootViewController: vc)
-        
-        cWindow?.rootViewController = nav
-        
-        let transition = CATransition()
-        transition.duration = 0.5
-        transition.timingFunction = CAMediaTimingFunction(name: CAMediaTimingFunctionName.easeInEaseOut)
-
-        // 添加动画到 window 的 layer
-        cWindow?.layer.add(transition, forKey: kCATransition)
+//        let vc:HomeViewController = HomeViewController()
+//        
+//        let nav = BaseNavViewController(rootViewController: vc)
+//        
+//        cWindow?.rootViewController = nav
+//        
+//        let transition = CATransition()
+//        transition.duration = 0.5
+//        transition.timingFunction = CAMediaTimingFunction(name: CAMediaTimingFunctionName.easeInEaseOut)
+//
+//        // 添加动画到 window 的 layer
+//        cWindow?.layer.add(transition, forKey: kCATransition)
+//
+//        // 显示 window
+//        cWindow?.makeKeyAndVisible()
         
-        // 显示 window
-        cWindow?.makeKeyAndVisible()
+        self.navigationController?.popToRootViewController(animated: false)
         
         UserDef.shard.isShowLanding = true
         UserDef.shard.saveUserDefToSandBox()

PhoneManager/Class/Page/Lauch/HomeLaunchView.swift

+//
+//  HomeLaunchView.swift
+//  PhoneManager
+//
+//  Created by edy on 2025/5/19.
+//
+
+import UIKit
+import Lottie
+
+class HomeLaunchView:UIView {
+
+    override init(frame: CGRect) {
+        super.init(frame: frame)
+        self.frame = frame
+        configUI()
+    }
+    
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    func configUI(){
+        
+        backgroundColor = UIColor.colorWithHex(hexStr: "#0082FF")
+        let logoImage = UIImageView()
+        logoImage.image = UIImage.init(named: "icon_phone_manager")
+        addSubview(logoImage)
+        
+        let nameImage = UIImageView()
+        nameImage.image = UIImage.init(named: "icon_phone_manager_name")
+        addSubview(nameImage)
+        
+        
+        addSubview(LaunchingLoop)
+        
+        logoImage.snp.makeConstraints { make in
+            make.centerX.equalToSuperview()
+            make.top.equalTo(kSafeAreaInsets.top+150)
+        }
+        
+        nameImage.snp.makeConstraints { make in
+            make.centerX.equalToSuperview()
+            make.top.equalTo(logoImage.snp.bottom).offset(12)
+        }
+
+        LaunchingLoop.snp.makeConstraints { make in
+            make.centerX.equalToSuperview()
+            make.width.height.equalTo(150)
+            make.bottom.equalToSuperview().offset(-60 * RScreenH())
+        }
+    }
+    
+    
+    func show(){
+        KEYWINDOW()?.addSubview(self)
+        
+        DispatchQueue.main.asyncAfter(deadline: .now() + 3, execute: {
+            self.alpha = 1
+            UIView.animate(withDuration: 0.3) {
+                self.alpha = 0
+            }completion: { _ in
+                self.removeFromSuperview()
+            }
+        })
+    }
+    
+    private lazy var LaunchingLoop: LottieAnimationView = {
+        let animationView = LottieAnimationView(name: "launch_loaing")
+        animationView.loopMode = .loop
+        animationView.play()
+        return animationView
+    }()
+
+}

PhoneManager/Class/Page/Lauch/LauchVC.swift

@@ -29,40 +29,33 @@ class LauchVC:UIViewController {
     override func viewDidLoad() {
         
         super.viewDidLoad()
-      //  backView.addSubview(LaunchingView)
-        backView.addSubview(LaunchingLoop)
-//        LaunchingView.snp.makeConstraints { make in
-//            make.centerX.equalToSuperview()
-//            make.centerY.equalToSuperview().offset(-140 * RScreenH())
-//            make.width.equalToSuperview()
-//            make.height.equalTo(LaunchingView.snp.width)
-//        }
+        view.addSubview(LaunchingLoop)
+
         LaunchingLoop.snp.makeConstraints { make in
             make.centerX.equalToSuperview()
             make.width.height.equalTo(150)
             make.bottom.equalToSuperview().offset(-60 * RScreenH())
         }
         DispatchQueue.main.asyncAfter(deadline: .now() + 3, execute: {
-            var vc:UIViewController?
-            if (UserDef.shard.isShowLanding) {
-                vc = HomeViewController()
-            }else {
-                let Ssoryboard = UIStoryboard(name: "PermissionVC", bundle: nil)
-                if  let current = Ssoryboard.instantiateViewController(identifier: "PermissionVCID") as? PermissionVC {
-                    vc = current
-                }
-            }
-            guard let vc else {return}
-            let nav = BaseNavViewController(rootViewController: vc)
-            cWindow?.rootViewController = nav
-            let transition = CATransition()
-            transition.duration = 0.5
-            transition.subtype = CATransitionSubtype.fromRight // 从左侧推入
-            transition.timingFunction = CAMediaTimingFunction(name: CAMediaTimingFunctionName.easeInEaseOut)
-            cWindow?.layer.add(transition, forKey: kCATransition)
-            cWindow?.makeKeyAndVisible()
+            self.dismiss(animated: false)
+//            var vc:UIViewController?
+//            if (UserDef.shard.isShowLanding) {
+//                vc = HomeViewController()
+//            }else {
+//                let Ssoryboard = UIStoryboard(name: "PermissionVC", bundle: nil)
+//                if  let current = Ssoryboard.instantiateViewController(identifier: "PermissionVCID") as? PermissionVC {
+//                    vc = current
+//                }
+//            }
+//            guard let vc else {return}
+//            let nav = BaseNavViewController(rootViewController: vc)
+//            cWindow?.rootViewController = nav
+//            let transition = CATransition()
+//            transition.duration = 0.5
+//            transition.subtype = CATransitionSubtype.fromRight // 从左侧推入
+//            transition.timingFunction = CAMediaTimingFunction(name: CAMediaTimingFunctionName.easeInEaseOut)
+//            cWindow?.layer.add(transition, forKey: kCATransition)
+//            cWindow?.makeKeyAndVisible()
         })
-        
-        
     }
 }

PhoneManager/Class/Page/Lauch/LaunchViewController.swift

+//
+//  LaunchViewController.swift
+//  PhoneManager
+//
+//  Created by edy on 2025/5/19.
+//
+
+import UIKit
+import Lottie
+
+class LaunchViewController: UIViewController {
+
+    override func viewDidLoad() {
+        super.viewDidLoad()
+        view.backgroundColor = UIColor.colorWithHex(hexStr: "#0082FF")
+        let logoImage = UIImageView()
+        logoImage.image = UIImage.init(named: "icon_phone_manager")
+        view.addSubview(logoImage)
+        
+        let nameImage = UIImageView()
+        nameImage.image = UIImage.init(named: "icon_phone_manager_name")
+        view.addSubview(nameImage)
+        
+        
+        view.addSubview(LaunchingLoop)
+        
+        logoImage.snp.makeConstraints { make in
+            make.centerX.equalToSuperview()
+            make.top.equalTo(kSafeAreaInsets.top+150)
+        }
+        
+        nameImage.snp.makeConstraints { make in
+            make.centerX.equalToSuperview()
+            make.top.equalTo(logoImage.snp.bottom).offset(12)
+        }
+
+        LaunchingLoop.snp.makeConstraints { make in
+            make.centerX.equalToSuperview()
+            make.width.height.equalTo(150)
+            make.bottom.equalToSuperview().offset(-60 * RScreenH())
+        }
+        
+        DispatchQueue.main.asyncAfter(deadline: .now() + 3, execute: {
+            self.dismiss(animated: true)
+        })
+    }
+    
+
+    private lazy var LaunchingLoop: LottieAnimationView = {
+        let animationView = LottieAnimationView(name: "launch_loaing")
+        animationView.loopMode = .loop
+        animationView.play()
+        return animationView
+    }()
+
+}

PhoneManager/Class/Page/Pay/View/HomePayView.swift

@@ -631,4 +631,17 @@ class HomePayView:UIView {
         addSubview(payDueView)
         return payDueView
     }()
+    
+    
+    func setPayAnime(){
+        // 添加呼吸动画
+         let breathAnimation = CABasicAnimation(keyPath: "transform.scale")
+         breathAnimation.fromValue = 1.0
+         breathAnimation.toValue = 1.05
+         breathAnimation.duration = 0.8
+         breathAnimation.autoreverses = true
+         breathAnimation.repeatCount = Float.infinity
+         breathAnimation.timingFunction = CAMediaTimingFunction(name: .easeInEaseOut)
+         payButton?.layer.add(breathAnimation, forKey: "breathingAnimation")
+    }
 }

PhoneManager/Class/Page/Pay/ViewController/HomePayViewController.swift

@@ -10,6 +10,7 @@ import StoreKit
 import SVProgressHUD
 
 
+
 class HomePayViewController:UIViewController {
     
     private var homePayView:HomePayView?
@@ -121,7 +122,7 @@ extension HomePayViewController {
         IAPManager.share.fetchProducts { [weak self] products in
             guard let weakSelf = self else { return }
             DispatchQueue.main.async {
-                if let (weekProduct, lifetimeProduct) = products {
+                if let (weekProduct, lifetimeProduct,_) = products {
                     weakSelf.homePayView?.reloadSKPorduct(week: weekProduct, life: lifetimeProduct)
                 }
             }
@@ -129,7 +130,7 @@ extension HomePayViewController {
     }
     
     private func payTouch() -> Void {
-        IAPManager.share.purchase((homePayView?.type == 0) ?  .subscribe : .nonConsumable) {[weak self] result in
+        IAPManager.share.purchase((homePayView?.type == 0) ?  .weekSubscribe : .nonConsumable) {[weak self] result in
             guard let weakSelf = self else { return }
             switch result {
             case .success(let success):
@@ -182,4 +183,5 @@ extension HomePayViewController {
         rt.present(nav, animated: true)
     }
     
+    
 }

PhoneManager/Class/Page/Pay/ViewController/PayDistanceViewController.xib

+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="13142" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES">
+    <dependencies>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="12042"/>
+        <capability name="Safe area layout guides" minToolsVersion="9.0"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <objects>
+        <placeholder placeholderIdentifier="IBFilesOwner" id="-1" userLabel="File's Owner" customClass="PayDistanceViewController" customModuleProvider="target">
+            <connections>
+                <outlet property="view" destination="i5M-Pr-FkT" id="sfx-zR-JGt"/>
+            </connections>
+        </placeholder>
+        <placeholder placeholderIdentifier="IBFirstResponder" id="-2" customClass="UIResponder"/>
+        <view clearsContextBeforeDrawing="NO" contentMode="scaleToFill" id="i5M-Pr-FkT">
+            <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
+            <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+            <color key="backgroundColor" systemColor="systemBackgroundColor" cocoaTouchSystemColor="whiteColor"/>
+            <viewLayoutGuide key="safeArea" id="fnl-2z-Ty3"/>
+        </view>
+    </objects>
+</document>

PhoneManager/Class/Tool/Common/Common.swift

@@ -83,3 +83,11 @@ public func Alert( _ title:String? , _ message:String) -> Void {
     alert.addAction(UIAlertAction(title: "OK", style: .cancel))
     cWindow?.rootViewController?.present(alert, animated: true)
 }
+
+
+func GETCURRENTNAV() -> UINavigationController? {
+    let k = UIApplication.shared.windows.filter({$0.isKeyWindow}).first
+    let pre = k?.rootViewController?.presentedViewController
+    let rt = k?.rootViewController
+    return (pre as? UINavigationController) ?? ((rt as? UITabBarController)?.selectedViewController as? UINavigationController) ?? (rt as? UINavigationController)
+}

PhoneManager/Class/Tool/Common/FadeOutTransition.swift

+//
+//  FadeOutTransition.swift
+//  PhoneManager
+//
+//  Created by edy on 2025/5/19.
+//
+
+import Foundation
+import UIKit
+
+// 自定义转场动画（用于消失时的渐隐效果）
+class FadeOutTransition: NSObject, UIViewControllerAnimatedTransitioning {
+    
+    // 动画时长（可自定义）
+    func transitionDuration(using transitionContext: UIViewControllerContextTransitioning?) -> TimeInterval {
+        return 0.3 // 0.3秒渐隐
+    }
+    
+    // 执行动画
+    func animateTransition(using transitionContext: UIViewControllerContextTransitioning) {
+        // 获取即将消失的控制器（被弹出的控制器）
+        guard let fromVC = transitionContext.viewController(forKey: .from),
+              let toVC = transitionContext.viewController(forKey: .to) else { return }
+        
+        // 将目标控制器的视图添加到容器视图（确保转场后界面正确）
+        transitionContext.containerView.addSubview(toVC.view)
+        
+        // 渐隐动画：将 fromVC 的视图透明度从 1 降到 0
+        UIView.animate(withDuration: transitionDuration(using: transitionContext), animations: {
+            fromVC.view.alpha = 0
+        }) { (_) in
+            // 动画完成后，标记转场结束
+            transitionContext.completeTransition(!transitionContext.transitionWasCancelled)
+        }
+    }
+}