60 lines
1.8 KiB
Swift
60 lines
1.8 KiB
Swift
//
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// AppRouter.swift
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// suixinkan
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//
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import UIKit
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/// 应用根页面路由。
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@MainActor
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enum AppRouter {
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enum Root {
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case login
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case mainTab
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}
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/// 根据登录态创建根控制器：已登录 → 主页 Tab，未登录 → 登录页。
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static func makeRootViewController() -> UIViewController {
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makeViewController(for: AppStore.shared.session.isLoggedIn ? .mainTab : .login)
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}
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/// 切换窗口根控制器。
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static func setRoot(_ root: Root, on window: UIWindow?, animated: Bool = true) {
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setRoot(makeViewController(for: root), on: window, animated: animated)
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}
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/// 根据当前登录态刷新根控制器。
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static func refreshRoot(on window: UIWindow?, animated: Bool = true) {
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setRoot(AppStore.shared.session.isLoggedIn ? .mainTab : .login, on: window, animated: animated)
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}
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private static func makeViewController(for root: Root) -> UIViewController {
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switch root {
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case .login:
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return UINavigationController(rootViewController: LoginViewController())
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case .mainTab:
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return MainTabBarController()
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}
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}
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/// 切换到显式构造的根页面，用于业务进入前的注销状态核验。
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static func setRoot(_ viewController: UIViewController, on window: UIWindow?, animated: Bool = true) {
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guard let window else { return }
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guard animated, let snapshot = window.snapshotView(afterScreenUpdates: true) else {
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window.rootViewController = viewController
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return
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}
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viewController.view.addSubview(snapshot)
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window.rootViewController = viewController
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UIView.animate(withDuration: 0.25, animations: {
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snapshot.alpha = 0
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}, completion: { _ in
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snapshot.removeFromSuperview()
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})
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}
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}
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