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frontend/app/web-gold/src/stores/user.js

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+import { ref, computed, watch } from 'vue'
+import { defineStore } from 'pinia'
+import { getJSON, setJSON, remove } from '@/utils/storage'
+
+// 本地持久化的 key
+const STORAGE_KEY = 'user_store_v1'
+
+export const useUserStore = defineStore('user', () => {
+  // 基本信息
+  const isLoggedIn = ref(false)
+  const userId = ref('')
+  const nickname = ref('')
+  const avatar = ref('')
+  // 微信相关
+  const wechatOpenId = ref('')
+  const wechatUnionId = ref('')
+  const wechatNickname = ref('')
+  const wechatAvatar = ref('')
+  // 资产与配额
+  const balance = ref(0)
+  const vipLevel = ref(0)
+  const credits = ref(0)
+
+  const displayName = computed(() => nickname.value || wechatNickname.value || '未命名用户')
+  const displayAvatar = computed(() => avatar.value || wechatAvatar.value || '')
+
+  // 恢复本地
+  async function hydrateFromStorage() {
+    const saved = await getJSON(STORAGE_KEY)
+    if (!saved) return
+    isLoggedIn.value = !!saved.isLoggedIn
+    userId.value = saved.userId || ''
+    nickname.value = saved.nickname || ''
+    avatar.value = saved.avatar || ''
+    wechatOpenId.value = saved.wechatOpenId || ''
+    wechatUnionId.value = saved.wechatUnionId || ''
+    wechatNickname.value = saved.wechatNickname || ''
+    wechatAvatar.value = saved.wechatAvatar || ''
+    balance.value = Number(saved.balance || 0)
+    vipLevel.value = Number(saved.vipLevel || 0)
+    credits.value = Number(saved.credits || 0)
+  }
+
+  // 持久化
+  async function persist() {
+    const payload = {
+      isLoggedIn: isLoggedIn.value,
+      userId: userId.value,
+      nickname: nickname.value,
+      avatar: avatar.value,
+      wechatOpenId: wechatOpenId.value,
+      wechatUnionId: wechatUnionId.value,
+      wechatNickname: wechatNickname.value,
+      wechatAvatar: wechatAvatar.value,
+      balance: balance.value,
+      vipLevel: vipLevel.value,
+      credits: credits.value,
+    }
+    await setJSON(STORAGE_KEY, payload)
+  }
+
+  // 监听关键字段做持久化
+  ;[
+    isLoggedIn,
+    userId,
+    nickname,
+    avatar,
+    wechatOpenId,
+    wechatUnionId,
+    wechatNickname,
+    wechatAvatar,
+    balance,
+    vipLevel,
+    credits,
+  ].forEach((s) => watch(s, persist))
+
+  // 登录/登出动作（示例：具体接入后端可在此对接）
+  async function loginWithPhone(payload) {
+    // payload: { phone, code, profile? }
+    isLoggedIn.value = true
+    userId.value = payload?.profile?.userId || userId.value
+    nickname.value = payload?.profile?.nickname || nickname.value
+    avatar.value = payload?.profile?.avatar || avatar.value
+    balance.value = payload?.profile?.balance ?? balance.value
+    vipLevel.value = payload?.profile?.vipLevel ?? vipLevel.value
+    credits.value = payload?.profile?.credits ?? credits.value
+    await persist()
+  }
+
+  async function loginWithWeChat(profile) {
+    // profile: { openId, unionId, nickname, avatar, balance, vipLevel, credits }
+    isLoggedIn.value = true
+    wechatOpenId.value = profile?.openId || ''
+    wechatUnionId.value = profile?.unionId || ''
+    wechatNickname.value = profile?.nickname || ''
+    wechatAvatar.value = profile?.avatar || ''
+    balance.value = profile?.balance ?? balance.value
+    vipLevel.value = profile?.vipLevel ?? vipLevel.value
+    credits.value = profile?.credits ?? credits.value
+    await persist()
+  }
+
+  async function updateBalance(delta) {
+    balance.value = Math.max(0, Number(balance.value) + Number(delta || 0))
+    await persist()
+  }
+
+  async function logout() {
+    isLoggedIn.value = false
+    userId.value = ''
+    nickname.value = ''
+    avatar.value = ''
+    wechatOpenId.value = ''
+    wechatUnionId.value = ''
+    wechatNickname.value = ''
+    wechatAvatar.value = ''
+    balance.value = 0
+    vipLevel.value = 0
+    credits.value = 0
+    await remove(STORAGE_KEY)
+  }
+
+  // 初始化从本地恢复
+  hydrateFromStorage()
+
+  return {
+    // state
+    isLoggedIn,
+    userId,
+    nickname,
+    avatar,
+    wechatOpenId,
+    wechatUnionId,
+    wechatNickname,
+    wechatAvatar,
+    balance,
+    vipLevel,
+    credits,
+    // getters
+    displayName,
+    displayAvatar,
+    // actions
+    loginWithPhone,
+    loginWithWeChat,
+    updateBalance,
+    logout,
+  }
+})
+
+export default useUserStore
+
+