feat(frontend): 完成品牌 SVG 与后台 Phase 1 基础切片

frontend/src/stores/adminSession.ts

@@ -0,0 +1,93 @@
+import { create } from 'zustand'
+
+import { changeAdminPassword, fetchAdminMe, loginAdmin, logoutAdmin } from '@/features/admin/api'
+import type { AdminUser } from '@/features/admin/types'
+
+const ADMIN_ID_KEY = 'admin_id'
+const ADMIN_USERNAME_KEY = 'admin_username'
+const ADMIN_PASSWORD_MUST_CHANGE_KEY = 'admin_password_must_change'
+
+function saveAdminHint(admin: AdminUser) {
+  localStorage.setItem(ADMIN_ID_KEY, String(admin.id))
+  localStorage.setItem(ADMIN_USERNAME_KEY, admin.username)
+  localStorage.setItem(ADMIN_PASSWORD_MUST_CHANGE_KEY, String(admin.password_must_change))
+}
+
+function clearAdminHint() {
+  localStorage.removeItem(ADMIN_ID_KEY)
+  localStorage.removeItem(ADMIN_USERNAME_KEY)
+  localStorage.removeItem(ADMIN_PASSWORD_MUST_CHANGE_KEY)
+}
+
+interface AdminSessionState {
+  admin: AdminUser | null
+  loaded: boolean
+  loading: boolean
+  login: (username: string, password: string, captchaId: string, captchaCode: string) => Promise<void>
+  loadMe: () => Promise<void>
+  logout: () => Promise<void>
+  changePassword: (oldPassword: string, newPassword: string) => Promise<void>
+  hasPermission: (code: string) => boolean
+  isSuperAdmin: () => boolean
+}
+
+export const useAdminSessionStore = create<AdminSessionState>((set, get) => ({
+  admin: null,
+  loaded: false,
+  loading: false,
+
+  async login(username, password, captchaId, captchaCode) {
+    set({ loading: true })
+    try {
+      const result = await loginAdmin(username, password, captchaId, captchaCode)
+      saveAdminHint(result.admin)
+      set({ admin: result.admin, loaded: true })
+    } finally {
+      set({ loading: false })
+    }
+  },
+
+  async loadMe() {
+    if (get().loading) return
+    set({ loading: true })
+    try {
+      const admin = await fetchAdminMe()
+      saveAdminHint(admin)
+      set({ admin, loaded: true })
+    } catch {
+      clearAdminHint()
+      set({ admin: null, loaded: true })
+    } finally {
+      set({ loading: false })
+    }
+  },
+
+  async logout() {
+    try {
+      await logoutAdmin()
+    } catch {
+      // 即使服务端会话失效，也要清理本地提示并回到登录页。
+    }
+    clearAdminHint()
+    set({ admin: null, loaded: true })
+  },
+
+  async changePassword(oldPassword, newPassword) {
+    await changeAdminPassword(oldPassword, newPassword)
+    const admin = await fetchAdminMe()
+    saveAdminHint(admin)
+    set({ admin, loaded: true })
+  },
+
+  hasPermission(code) {
+    const permissions = get().admin?.permissions ?? []
+    return permissions.includes('*') || permissions.includes(code)
+  },
+
+  isSuperAdmin() {
+    const admin = get().admin
+    return Boolean(
+      admin?.permissions.includes('*') || admin?.roles.some(role => role.code === 'super_admin')
+    )
+  },
+}))