117 lines
4.0 KiB
Swift
117 lines
4.0 KiB
Swift
import Foundation
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import ComposableArchitecture
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import CasePaths
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struct MainFeature: Reducer {
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enum Tab: Int, Equatable, CaseIterable {
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case feed, other
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}
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struct State: Equatable {
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var selectedTab: Tab = .feed
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var feedList: FeedListFeature.State = .init()
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var me: MeFeature.State = .init()
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var accountModel: AccountModel? = nil
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// 新增：导航路径和设置页面 State
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var navigationPath: [Destination] = []
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var settingState: SettingFeature.State? = nil
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var appSettingState: AppSettingFeature.State? = nil
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}
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// 新增：导航目标
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enum Destination: Hashable, Equatable {
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case setting
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case test
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case appSetting
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}
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@CasePathable
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enum Action: Equatable {
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case onAppear
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case selectTab(Tab)
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case feedList(FeedListFeature.Action)
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case me(MeFeature.Action)
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case accountModelLoaded(AccountModel?)
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// 新增：导航相关
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case navigationPathChanged([Destination])
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case settingButtonTapped
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case settingAction(SettingFeature.Action)
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case testButtonTapped
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case appSettingButtonTapped
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case appSettingAction(AppSettingFeature.Action)
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}
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var body: some ReducerOf<Self> {
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Scope(state: \.feedList, action: \.feedList) {
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FeedListFeature()
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}
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Scope(state: \.me, action: \.me) {
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MeFeature()
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}
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Reduce { state, action in
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switch action {
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case .onAppear:
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return .run { send in
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let accountModel = await UserInfoManager.getAccountModel()
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await send(.accountModelLoaded(accountModel))
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}
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case .selectTab(let tab):
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state.selectedTab = tab
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state.navigationPath = []
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if tab == .other, let uidStr = state.accountModel?.uid, let uid = Int(uidStr), uid > 0 {
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if state.me.uid != uid {
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state.me.uid = uid
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state.me.isFirstLoad = true // 仅当用户切换时才重置首次加载
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}
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return .send(.me(.onAppear))
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}
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return .none
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case .feedList:
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return .none
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case let .accountModelLoaded(accountModel):
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state.accountModel = accountModel
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return .none
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case .me(.settingButtonTapped):
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// 触发 push 到设置页
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state.appSettingState = AppSettingFeature.State()
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state.navigationPath.append(.appSetting)
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return .none
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case .me:
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return .none
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case .navigationPathChanged(let newPath):
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// pop 回来时清空 settingState
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if !newPath.contains(.setting) {
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state.settingState = nil
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}
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if !newPath.contains(.appSetting) {
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state.appSettingState = nil
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}
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state.navigationPath = newPath
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return .none
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case .settingButtonTapped:
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state.settingState = SettingFeature.State()
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state.navigationPath.append(.setting)
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return .none
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case .settingAction:
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return .none
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case .testButtonTapped:
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state.navigationPath.append(.test)
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return .none
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case .appSettingButtonTapped:
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state.appSettingState = AppSettingFeature.State()
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state.navigationPath.append(.appSetting)
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return .none
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case .appSettingAction:
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return .none
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}
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}
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// 设置页作用域
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.ifLet(\ .settingState, action: \.settingAction) {
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SettingFeature()
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}
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.ifLet(\ .appSettingState, action: \.appSettingAction) {
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AppSettingFeature()
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}
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}
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}
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