From b663e750b01cf90c9fa2f27b43157e1a36791762 Mon Sep 17 00:00:00 2001
From: snowgitea <haoyuexc100@outlook.com>
Date: Wed, 29 Apr 2026 10:53:40 +0800
Subject: [PATCH] chore: add frontend/src/stores/userStore.ts

---
 frontend/src/stores/userStore.ts | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 frontend/src/stores/userStore.ts

diff --git a/frontend/src/stores/userStore.ts b/frontend/src/stores/userStore.ts
new file mode 100644
index 0000000..3021bc6
--- /dev/null
+++ b/frontend/src/stores/userStore.ts
@@ -0,0 +1,23 @@
+/**
+ * 用户状态管理 - UserStore
+ * 功能：集中管理当前用户 userId，替代硬编码的 USER_ID = 6
+ * 持久化：使用 zustand persist 中间件存储到 localStorage，刷新页面不丢失
+ * 后续：接入真实认证系统时，只需替换 userId 的获取方式
+ */
+import { create } from 'zustand';
+import { persist } from 'zustand/middleware';
+
+interface UserState {
+  userId: number;
+  setUserId: (id: number) => void;
+}
+
+export const useUserStore = create<UserState>()(
+  persist(
+    (set) => ({
+      userId: 6,  // MVP 阶段默认用户 ID，后续由登录态覆盖
+      setUserId: (id) => set({ userId: id }),
+    }),
+    { name: 'user-storage' }
+  )
+);