Initial commit: suixinkan_ios UIKit rewrite project.
Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
109
suixinkan_ios/App/Navigation/NavigationRouter.swift
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109
suixinkan_ios/App/Navigation/NavigationRouter.swift
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//
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// NavigationRouter.swift
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// suixinkan
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//
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// Created by Codex on 2026/6/18.
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//
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import Foundation
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/// 应用内可导航目标,承载各 Tab 内部的路由目的地。
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enum AppRoute: Hashable {
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case placeholder(title: String)
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case home(HomeRoute)
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case profile(ProfileRoute)
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case orders(OrdersRoute)
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/// 返回该路由通过 push 后是否隐藏底部 TabBar。
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var hidesTabBarWhenPushed: Bool {
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true
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}
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}
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@MainActor
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/// 单个导航栈的路径容器,用于保存某个 Tab 的导航历史。
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final class RouterPath {
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var onChange: (() -> Void)?
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var path: [AppRoute] = [] { didSet { onChange?() } }
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/// 将指定路由压入当前 Tab 的导航栈。
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func navigate(to route: AppRoute) {
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path.append(route)
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}
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/// 从当前 Tab 的导航栈弹出最后一级路由。
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func navigateBack() {
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guard !path.isEmpty else { return }
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path.removeLast()
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}
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/// 清空当前 Tab 的导航栈。
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func reset() {
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path = []
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}
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}
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@MainActor
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/// 主导航状态中心,管理当前 Tab 和每个 Tab 独立的导航路径。
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final class AppRouter {
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var onChange: (() -> Void)?
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var selectedTab: AppTab = .home { didSet { onChange?() } }
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var selectedOrdersEntry: OrdersEntry = .storeOrders { didSet { onChange?() } }
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private(set) var pendingOrderScanCode: String? { didSet { onChange?() } }
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private let routers: [AppTab: RouterPath]
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init() {
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var builtRouters: [AppTab: RouterPath] = [:]
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for tab in AppTab.allCases {
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builtRouters[tab] = RouterPath()
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}
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routers = builtRouters
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routers.values.forEach { router in
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router.onChange = { [weak self] in
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self?.onChange?()
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}
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}
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}
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/// 获取指定 Tab 对应的路由路径容器。
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func router(for tab: AppTab) -> RouterPath {
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guard let router = routers[tab] else {
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assertionFailure("Missing router path for tab: \(tab)")
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return RouterPath()
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}
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return router
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}
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/// 切换到指定主 Tab。
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func select(_ tab: AppTab) {
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selectedTab = tab
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}
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/// 切换到订单 Tab,并指定订单内部子入口。
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func selectOrders(entry: OrdersEntry) {
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selectedOrdersEntry = entry
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selectedTab = .orders
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}
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/// 切换到核销订单入口,并暂存全局扫码结果等待订单页消费。
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func routeToOrderVerification(scannedCode: String) {
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pendingOrderScanCode = scannedCode
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selectOrders(entry: .verificationOrders)
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}
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/// 读取并清空待处理的全局扫码结果,确保同一次扫码只被处理一次。
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func consumePendingOrderScanCode() -> String? {
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let code = pendingOrderScanCode
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pendingOrderScanCode = nil
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return code
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}
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/// 重置主 Tab 选择和所有 Tab 的导航历史。
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func reset() {
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selectedTab = .home
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selectedOrdersEntry = .storeOrders
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pendingOrderScanCode = nil
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routers.values.forEach { $0.reset() }
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}
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}
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