汉秋
26f4d0e671
Lower deployment target to iOS 16, replace @Observable with ObservableObject, add navigation and UI compatibility shims, and include login smoke UI tests. Co-authored-by: Cursor <cursoragent@cursor.com>
113 lines
4.0 KiB
Swift
113 lines
4.0 KiB
Swift
//
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// SessionBootstrapper.swift
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// suixinkan
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//
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// Created by Codex on 2026/6/20.
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//
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import Foundation
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import Combine
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@MainActor
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/// 登录态启动恢复器，负责冷启动时从缓存恢复并校验 token。
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final class SessionBootstrapper {
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private let tokenStore: SessionTokenStore
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private let snapshotStore: AccountSnapshotStore
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private var didAttemptRestore = false
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/// 初始化启动恢复器，并注入 token 与账号快照存储。
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init(
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tokenStore: SessionTokenStore,
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snapshotStore: AccountSnapshotStore
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) {
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self.tokenStore = tokenStore
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self.snapshotStore = snapshotStore
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}
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/// 创建使用默认存储服务的启动恢复器。
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convenience init() {
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self.init(
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tokenStore: SessionTokenStore(),
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snapshotStore: AccountSnapshotStore()
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)
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}
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/// 从本地缓存恢复登录态并请求服务端校验。
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func restore(
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appSession: AppSession,
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accountContext: AccountContext,
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permissionContext: PermissionContext,
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profileAPI: UserProfileServing,
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accountContextAPI: AccountContextServing,
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toastCenter: ToastCenter
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) async {
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guard !didAttemptRestore, !appSession.isLoggedIn else { return }
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didAttemptRestore = true
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guard let token = tokenStore.load() else {
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appSession.logout()
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return
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}
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appSession.beginRestoring(token: token)
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let cachedSnapshot = restoreCachedSnapshot(to: accountContext)
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do {
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try await AccountContextLoader().refresh(
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accountContext: accountContext,
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permissionContext: permissionContext,
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profileAPI: profileAPI,
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accountContextAPI: accountContextAPI,
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cachedCurrentRoleId: cachedSnapshot?.currentRoleId,
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cachedCurrentScenicId: cachedSnapshot?.currentScenicId,
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cachedCurrentStoreId: cachedSnapshot?.currentStoreId
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)
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saveLatestSnapshot(from: accountContext, permissionContext: permissionContext)
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appSession.markLoggedIn(token: token)
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} catch {
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if APIError.isAuthenticationExpired(error) {
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try? tokenStore.clear()
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snapshotStore.clear()
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accountContext.reset()
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permissionContext.reset()
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appSession.logout()
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toastCenter.show("登录状态已失效，请重新登录")
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} else {
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appSession.markLoggedIn(token: token)
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toastCenter.show("网络异常，已使用本地登录状态")
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}
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}
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}
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/// 将缓存快照恢复到账号上下文。
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private func restoreCachedSnapshot(to accountContext: AccountContext) -> AccountSnapshot? {
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guard let snapshot = snapshotStore.load() else { return nil }
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accountContext.applyLogin(profile: snapshot.profile)
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accountContext.replaceScopes(
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scenic: snapshot.scenicScopes,
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stores: snapshot.storeScopes,
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currentScenicId: snapshot.currentScenicId,
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currentStoreId: snapshot.currentStoreId
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)
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return snapshot
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}
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/// 保存服务端校验后的最新账号上下文。
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private func saveLatestSnapshot(from accountContext: AccountContext, permissionContext: PermissionContext) {
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let existing = snapshotStore.load()
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snapshotStore.save(
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AccountSnapshot(
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profile: accountContext.profile,
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accountType: existing?.accountType,
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businessUserId: existing?.businessUserId,
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currentRoleId: permissionContext.currentRole?.id ?? existing?.currentRoleId,
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scenicScopes: accountContext.scenicScopes,
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storeScopes: accountContext.storeScopes,
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currentScenicId: accountContext.currentScenic?.id,
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currentStoreId: accountContext.currentStore?.id
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)
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)
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}
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}
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