增加站内信未读提醒和后台通知中心+txt 校验

frontend/src/features/admin/api/adminNotifications.ts

@@ -0,0 +1,56 @@
+import { apiClient } from '@/shared/api/client'
+import type { ApiResponse, PaginatedResult } from '@/shared/types/types'
+
+export type AdminNotificationType = 'system' | 'chat' | (string & {})
+
+export interface AdminNotification {
+  id: number
+  admin_user_id: number
+  type: AdminNotificationType
+  title: string
+  content: string
+  is_read: boolean
+  created_at: string
+  updated_at: string
+}
+
+export interface AdminNotificationQuery {
+  read?: 'unread'
+  page?: number
+  page_size?: number
+}
+
+export async function fetchAdminNotifications(query: AdminNotificationQuery = {}) {
+  const params = Object.fromEntries(
+    Object.entries(query).filter(([, value]) => value !== '' && value !== undefined)
+  )
+  const { data } = await apiClient.get<ApiResponse<PaginatedResult<AdminNotification>>>(
+    '/admin/notifications',
+    { params }
+  )
+  return data.data
+}
+
+export async function fetchAdminNotificationUnreadCount() {
+  const { data } = await apiClient.get<ApiResponse<{ unread_count: number }>>(
+    '/admin/notifications/unread-count',
+    {
+      silent: true,
+    }
+  )
+  return data.data.unread_count
+}
+
+export async function markAdminNotificationRead(id: number) {
+  const { data } = await apiClient.post<ApiResponse<{ read: boolean }>>(
+    `/admin/notifications/${id}/read`
+  )
+  return data.data
+}
+
+export async function markAllAdminNotificationsRead() {
+  const { data } = await apiClient.put<ApiResponse<{ read_count: number }>>(
+    '/admin/notifications/read-all'
+  )
+  return data.data
+}

frontend/src/features/admin/composables/useAdminNotificationUnreadCount.ts

@@ -0,0 +1,100 @@
+import { computed, onBeforeUnmount, onMounted, ref, watch } from 'vue'
+import type { RouteLocationNormalizedLoaded } from 'vue-router'
+
+import { fetchAdminNotificationUnreadCount } from '@/features/admin/api/adminNotifications'
+import { useAdminSessionStore } from '@/stores/adminSession'
+
+export const adminNotificationUnreadChangedEvent = 'admin-notification-unread-changed'
+
+export function useAdminNotificationUnreadCount(route: RouteLocationNormalizedLoaded) {
+  const adminSession = useAdminSessionStore()
+  const unreadCount = ref(0)
+  let timer: number | null = null
+  let requestID = 0
+
+  const unreadLabel = computed(() => (unreadCount.value > 99 ? '99+' : String(unreadCount.value)))
+
+  function stopPolling() {
+    if (timer) {
+      window.clearInterval(timer)
+      timer = null
+    }
+  }
+
+  async function loadUnreadCount() {
+    if (!adminSession.hasSessionHint) {
+      unreadCount.value = 0
+      return
+    }
+
+    const currentID = ++requestID
+    try {
+      const count = await fetchAdminNotificationUnreadCount()
+      if (currentID === requestID) {
+        unreadCount.value = count
+      }
+    } catch {
+      // 后台角标静默失败，避免干扰当前操作。
+    }
+  }
+
+  function startPolling() {
+    stopPolling()
+    void loadUnreadCount()
+    timer = window.setInterval(loadUnreadCount, 30_000)
+  }
+
+  function resumePollingIfVisible() {
+    if (document.hidden || !adminSession.hasSessionHint) return
+    startPolling()
+  }
+
+  function handleVisibilityChange() {
+    if (document.hidden) {
+      stopPolling()
+      return
+    }
+    resumePollingIfVisible()
+  }
+
+  function handleUnreadChanged() {
+    void loadUnreadCount()
+  }
+
+  onMounted(() => {
+    window.addEventListener(adminNotificationUnreadChangedEvent, handleUnreadChanged)
+    document.addEventListener('visibilitychange', handleVisibilityChange)
+    resumePollingIfVisible()
+  })
+
+  onBeforeUnmount(() => {
+    stopPolling()
+    window.removeEventListener(adminNotificationUnreadChangedEvent, handleUnreadChanged)
+    document.removeEventListener('visibilitychange', handleVisibilityChange)
+  })
+
+  watch(
+    () => adminSession.hasSessionHint,
+    hasSession => {
+      if (hasSession) {
+        resumePollingIfVisible()
+        return
+      }
+      stopPolling()
+      unreadCount.value = 0
+    }
+  )
+
+  watch(
+    () => route.fullPath,
+    () => {
+      void loadUnreadCount()
+    }
+  )
+
+  return {
+    unreadCount,
+    unreadLabel,
+    refreshUnreadCount: loadUnreadCount,
+  }
+}

frontend/src/features/admin/index.ts

@@ -6,6 +6,7 @@ export * from './api/adminWallet'
 export * from './api/adminPayments'
 export * from './api/adminFinance'
 export * from './api/adminAudit'
+export * from './api/adminNotifications'
 export * from './api/systemConfigs'
 export * from './api/supportGroups'
 export * from './composables/useAdminTable'

frontend/src/features/admin/views/AdminNotificationsView.vue

@@ -0,0 +1,194 @@
+<script setup lang="ts">
+import { Bell, Check, Refresh } from '@element-plus/icons-vue'
+import { ElMessage } from 'element-plus'
+import { computed, onMounted, ref } from 'vue'
+
+import {
+  fetchAdminNotifications,
+  markAdminNotificationRead,
+  markAllAdminNotificationsRead,
+  type AdminNotification,
+} from '@/features/admin/api/adminNotifications'
+import { adminNotificationUnreadChangedEvent } from '@/features/admin/composables/useAdminNotificationUnreadCount'
+import { formatDateTime } from '@/shared/utils/time'
+import AdminTablePagination from '../components/AdminTablePagination.vue'
+
+const loading = ref(false)
+const submitting = ref(false)
+const notifications = ref<AdminNotification[]>([])
+const currentPage = ref(1)
+const currentPageSize = ref(20)
+const total = ref(0)
+const readFilter = ref<'all' | 'unread'>('all')
+
+const unreadInPage = computed(() => notifications.value.filter(item => !item.is_read).length)
+
+onMounted(loadNotifications)
+
+async function loadNotifications() {
+  loading.value = true
+  try {
+    const result = await fetchAdminNotifications({
+      read: readFilter.value === 'unread' ? 'unread' : undefined,
+      page: currentPage.value,
+      page_size: currentPageSize.value,
+    })
+    notifications.value = result.items
+    total.value = result.total
+  } finally {
+    loading.value = false
+  }
+}
+
+async function handleFilterChange() {
+  currentPage.value = 1
+  await loadNotifications()
+}
+
+async function handleMarkRead(row: AdminNotification) {
+  if (row.is_read) return
+  await markAdminNotificationRead(row.id)
+  row.is_read = true
+  window.dispatchEvent(new Event(adminNotificationUnreadChangedEvent))
+  ElMessage.success('已标记为已读')
+}
+
+async function handleMarkAllRead() {
+  if (submitting.value) return
+  submitting.value = true
+  try {
+    const result = await markAllAdminNotificationsRead()
+    window.dispatchEvent(new Event(adminNotificationUnreadChangedEvent))
+    ElMessage.success(result.read_count > 0 ? `已标记 ${result.read_count} 条通知` : '暂无未读通知')
+    await loadNotifications()
+  } finally {
+    submitting.value = false
+  }
+}
+
+function typeLabel(type: string) {
+  const map: Record<string, string> = {
+    system: '系统',
+    chat: '聊天',
+  }
+  return map[type] || type
+}
+</script>
+
+<template>
+  <section class="page">
+    <div class="page-header-row">
+      <div class="page-header">
+        <p class="eyebrow">Notifications</p>
+        <h1>通知中心</h1>
+        <p>查看库存预警、客服协作等后台提醒。</p>
+      </div>
+      <div class="toolbar-actions">
+        <el-button :icon="Refresh" :loading="loading" @click="loadNotifications">刷新</el-button>
+        <el-button
+          type="primary"
+          :icon="Check"
+          :loading="submitting"
+          :disabled="unreadInPage === 0 && readFilter === 'unread'"
+          @click="handleMarkAllRead"
+        >
+          全部已读
+        </el-button>
+      </div>
+    </div>
+
+    <el-segmented
+      v-model="readFilter"
+      class="notification-filter"
+      :options="[
+        { label: '全部', value: 'all' },
+        { label: '未读', value: 'unread' },
+      ]"
+      @change="handleFilterChange"
+    />
+
+    <el-table v-loading="loading" class="table-panel" :data="notifications">
+      <el-table-column label="状态" width="90">
+        <template #default="{ row }">
+          <el-tag :type="row.is_read ? 'info' : 'danger'" effect="plain">
+            {{ row.is_read ? '已读' : '未读' }}
+          </el-tag>
+        </template>
+      </el-table-column>
+      <el-table-column label="类型" width="100">
+        <template #default="{ row }">
+          <el-tag type="primary" effect="plain">{{ typeLabel(row.type) }}</el-tag>
+        </template>
+      </el-table-column>
+      <el-table-column label="内容" min-width="420">
+        <template #default="{ row }">
+          <div class="notification-content" :class="{ unread: !row.is_read }">
+            <el-icon><Bell /></el-icon>
+            <div>
+              <strong>{{ row.title }}</strong>
+              <p>{{ row.content }}</p>
+            </div>
+          </div>
+        </template>
+      </el-table-column>
+      <el-table-column label="时间" min-width="180">
+        <template #default="{ row }">{{ formatDateTime(row.created_at) }}</template>
+      </el-table-column>
+      <el-table-column label="操作" width="120" fixed="right">
+        <template #default="{ row }">
+          <el-button v-if="!row.is_read" size="small" type="primary" @click="handleMarkRead(row)">
+            已读
+          </el-button>
+          <span v-else class="muted-text">-</span>
+        </template>
+      </el-table-column>
+    </el-table>
+
+    <AdminTablePagination
+      v-if="total > 0"
+      v-model:current-page="currentPage"
+      v-model:page-size="currentPageSize"
+      :total="total"
+      :loading="loading"
+      @page-change="loadNotifications"
+    />
+  </section>
+</template>
+
+<style scoped>
+.notification-filter {
+  margin-bottom: 14px;
+}
+
+.notification-content {
+  display: flex;
+  align-items: flex-start;
+  gap: 10px;
+  color: #5b6575;
+}
+
+.notification-content.unread {
+  color: #17233d;
+}
+
+.notification-content .el-icon {
+  margin-top: 2px;
+  color: #409eff;
+}
+
+.notification-content strong {
+  display: block;
+  margin-bottom: 4px;
+  font-size: 14px;
+}
+
+.notification-content p {
+  margin: 0;
+  color: #6b7280;
+  line-height: 20px;
+}
+
+.muted-text {
+  color: #9ca3af;
+}
+</style>

frontend/src/features/auth/api/notifications.ts

@@ -28,3 +28,20 @@ export async function markNotificationRead(id: number) {
   const { data } = await apiClient.post<ApiResponse<{ read: boolean }>>(`/notifications/${id}/read`)
   return data.data
 }
+
+export async function fetchUnreadNotificationCount() {
+  const { data } = await apiClient.get<ApiResponse<{ unread_count: number }>>(
+    '/notifications/unread-count',
+    {
+      silent: true,
+    }
+  )
+  return data.data.unread_count
+}
+
+export async function markAllNotificationsRead() {
+  const { data } = await apiClient.put<ApiResponse<{ read_count: number }>>(
+    '/notifications/read-all'
+  )
+  return data.data
+}

frontend/src/features/auth/composables/useNotificationUnreadCount.ts

@@ -0,0 +1,100 @@
+import { computed, onBeforeUnmount, onMounted, ref, watch } from 'vue'
+import type { RouteLocationNormalizedLoaded } from 'vue-router'
+
+import { fetchUnreadNotificationCount } from '@/features/auth/api/notifications'
+import { useSessionStore } from '@/stores/session'
+
+export const notificationUnreadChangedEvent = 'notification-unread-changed'
+
+export function useNotificationUnreadCount(route: RouteLocationNormalizedLoaded) {
+  const session = useSessionStore()
+  const unreadCount = ref(0)
+  let timer: number | null = null
+  let requestID = 0
+
+  const unreadLabel = computed(() => (unreadCount.value > 99 ? '99+' : String(unreadCount.value)))
+
+  function stopPolling() {
+    if (timer) {
+      window.clearInterval(timer)
+      timer = null
+    }
+  }
+
+  async function loadUnreadCount() {
+    if (!session.isLoggedIn) {
+      unreadCount.value = 0
+      return
+    }
+
+    const currentID = ++requestID
+    try {
+      const count = await fetchUnreadNotificationCount()
+      if (currentID === requestID) {
+        unreadCount.value = count
+      }
+    } catch {
+      // 角标静默失败，避免影响主流程。
+    }
+  }
+
+  function startPolling() {
+    stopPolling()
+    void loadUnreadCount()
+    timer = window.setInterval(loadUnreadCount, 30_000)
+  }
+
+  function resumePollingIfVisible() {
+    if (document.hidden || !session.isLoggedIn) return
+    startPolling()
+  }
+
+  function handleVisibilityChange() {
+    if (document.hidden) {
+      stopPolling()
+      return
+    }
+    resumePollingIfVisible()
+  }
+
+  function handleUnreadChanged() {
+    void loadUnreadCount()
+  }
+
+  onMounted(() => {
+    window.addEventListener(notificationUnreadChangedEvent, handleUnreadChanged)
+    document.addEventListener('visibilitychange', handleVisibilityChange)
+    resumePollingIfVisible()
+  })
+
+  onBeforeUnmount(() => {
+    stopPolling()
+    window.removeEventListener(notificationUnreadChangedEvent, handleUnreadChanged)
+    document.removeEventListener('visibilitychange', handleVisibilityChange)
+  })
+
+  watch(
+    () => session.isLoggedIn,
+    loggedIn => {
+      if (loggedIn) {
+        resumePollingIfVisible()
+        return
+      }
+      stopPolling()
+      unreadCount.value = 0
+    }
+  )
+
+  watch(
+    () => route.fullPath,
+    () => {
+      void loadUnreadCount()
+    }
+  )
+
+  return {
+    unreadCount,
+    unreadLabel,
+    refreshUnreadCount: loadUnreadCount,
+  }
+}

frontend/src/features/auth/index.ts

@@ -2,3 +2,4 @@
 export * from './api/auth'
 export * from './api/realname'
 export * from './api/notifications'
+export * from './composables/useNotificationUnreadCount'

frontend/src/features/auth/views/MobileNotificationsView.vue

@@ -0,0 +1,262 @@
+<script setup lang="ts">
+import { computed, onMounted, ref } from 'vue'
+import { useRouter } from 'vue-router'
+import { showToast } from 'vant'
+
+import MobileBottomNav from '@/components/MobileBottomNav.vue'
+import {
+  fetchNotifications,
+  markNotificationRead,
+  type NotificationItem,
+} from '@/features/auth/api/notifications'
+import { notificationUnreadChangedEvent } from '@/features/auth/composables/useNotificationUnreadCount'
+import { formatDateMinute } from '@/shared/utils/time'
+
+const router = useRouter()
+const loading = ref(false)
+const refreshing = ref(false)
+const loadingMore = ref(false)
+const notifications = ref<NotificationItem[]>([])
+const currentPage = ref(1)
+const pageSize = 20
+const total = ref(0)
+
+const hasMore = computed(() => notifications.value.length < total.value)
+
+onMounted(() => {
+  loadNotifications(true)
+})
+
+async function loadNotifications(reset = false) {
+  if ((reset && loading.value) || (!reset && loadingMore.value)) return
+  if (reset) {
+    currentPage.value = 1
+    loading.value = true
+  } else {
+    loadingMore.value = true
+  }
+  try {
+    const result = await fetchNotifications(currentPage.value, pageSize)
+    notifications.value = reset ? result.items : [...notifications.value, ...result.items]
+    total.value = result.total
+    if (notifications.value.length < result.total && result.items.length > 0) {
+      currentPage.value += 1
+    }
+  } catch {
+    showToast({ message: '站内信加载失败', icon: 'cross' })
+  } finally {
+    loading.value = false
+    refreshing.value = false
+    loadingMore.value = false
+  }
+}
+
+async function markRead(item: NotificationItem) {
+  if (item.read_at) return
+  try {
+    await markNotificationRead(item.id)
+    item.read_at = new Date().toISOString()
+    window.dispatchEvent(new Event(notificationUnreadChangedEvent))
+    showToast({ message: '已标记为已读', icon: 'passed' })
+  } catch {
+    showToast({ message: '操作失败', icon: 'cross' })
+  }
+}
+
+function openBiz(item: NotificationItem) {
+  if (!item.biz_id) return
+  if (item.biz_type === 'order') {
+    router.push(`/m/orders/${item.biz_id}`)
+    return
+  }
+  if (item.biz_type === 'listing') {
+    router.push('/m/seller/listings')
+  }
+}
+
+function typeLabel(type: string) {
+  const map: Record<string, string> = {
+    order: '订单',
+    handoff: '交接',
+    checkout: '结账',
+    settlement: '结算',
+    dispute: '申诉',
+    arbitration: '仲裁',
+    timeout: '超时',
+    listing_review: '审核',
+    listing_admin: '商品',
+    order_admin: '客服',
+  }
+  return map[type] || '系统'
+}
+</script>
+
+<template>
+  <main class="mobile-notifications">
+    <header class="mobile-header">
+      <button type="button" class="header-back" @click="router.back()">
+        <van-icon name="arrow-left" :size="20" />
+      </button>
+      <div>
+        <h1>站内信</h1>
+        <p>{{ total > 0 ? `共 ${total} 条通知` : '订单、审核和申诉消息会出现在这里' }}</p>
+      </div>
+    </header>
+
+    <van-pull-refresh v-model="refreshing" @refresh="loadNotifications(true)">
+      <section class="notification-list">
+        <van-empty v-if="!loading && notifications.length === 0" description="暂无站内信" />
+        <article
+          v-for="item in notifications"
+          :key="item.id"
+          class="notification-item"
+          :class="{ unread: !item.read_at }"
+        >
+          <div class="item-head">
+            <span class="type-chip">{{ typeLabel(item.type) }}</span>
+            <small>{{ formatDateMinute(item.created_at) }}</small>
+          </div>
+          <h2>{{ item.title }}</h2>
+          <p>{{ item.content }}</p>
+          <div class="item-actions">
+            <van-button
+              v-if="item.biz_id && (item.biz_type === 'order' || item.biz_type === 'listing')"
+              size="small"
+              plain
+              round
+              type="primary"
+              @click="openBiz(item)"
+            >
+              查看详情
+            </van-button>
+            <van-button v-if="!item.read_at" size="small" round type="primary" @click="markRead(item)">
+              已读
+            </van-button>
+          </div>
+        </article>
+
+        <van-button
+          v-if="hasMore"
+          block
+          plain
+          round
+          class="load-more"
+          :loading="loadingMore"
+          @click="loadNotifications(false)"
+        >
+          加载更多
+        </van-button>
+      </section>
+    </van-pull-refresh>
+
+    <MobileBottomNav />
+  </main>
+</template>
+
+<style scoped>
+.mobile-notifications {
+  min-height: 100dvh;
+  padding: 0 0 calc(64px + env(safe-area-inset-bottom));
+  background: #f6f8fa;
+  color: #111827;
+}
+
+.mobile-header {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+  padding: 16px;
+  background: #fff;
+  border-bottom: 1px solid #eef1f5;
+}
+
+.header-back {
+  display: grid;
+  width: 36px;
+  height: 36px;
+  place-items: center;
+  border: none;
+  border-radius: 999px;
+  background: #f3f4f6;
+  color: #374151;
+}
+
+.mobile-header h1 {
+  margin: 0;
+  font-size: 18px;
+  line-height: 24px;
+}
+
+.mobile-header p {
+  margin: 2px 0 0;
+  color: #8a94a6;
+  font-size: 12px;
+}
+
+.notification-list {
+  display: grid;
+  gap: 10px;
+  padding: 12px;
+}
+
+.notification-item {
+  padding: 14px;
+  border: 1px solid #eef1f5;
+  border-radius: 8px;
+  background: #fff;
+}
+
+.notification-item.unread {
+  border-color: rgba(255, 106, 0, 0.35);
+  background: #fffaf5;
+}
+
+.item-head {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 12px;
+}
+
+.type-chip {
+  display: inline-flex;
+  align-items: center;
+  height: 22px;
+  padding: 0 8px;
+  border-radius: 999px;
+  background: #eef5ff;
+  color: #2563eb;
+  font-size: 12px;
+  font-weight: 700;
+}
+
+.item-head small {
+  color: #9ca3af;
+  font-size: 12px;
+}
+
+.notification-item h2 {
+  margin: 10px 0 6px;
+  color: #111827;
+  font-size: 15px;
+  line-height: 22px;
+}
+
+.notification-item p {
+  margin: 0;
+  color: #4b5563;
+  font-size: 13px;
+  line-height: 20px;
+}
+
+.item-actions {
+  display: flex;
+  justify-content: flex-end;
+  gap: 8px;
+  margin-top: 12px;
+}
+
+.load-more {
+  margin: 4px 0 12px;
+}
+</style>

frontend/src/features/auth/views/MobileProfileView.vue

@@ -5,6 +5,7 @@ import { useRouter, useRoute } from 'vue-router'
 import { useSessionStore } from '@/stores/session'
 import { showDialog, showToast } from 'vant'
 import MobileBottomNav from '@/components/MobileBottomNav.vue'
+import { useNotificationUnreadCount } from '@/features/auth/composables/useNotificationUnreadCount'
 
 import {
   fetchWalletBalance,
@@ -19,6 +20,8 @@ import { formatCent } from '@/shared/utils/money'
 const session = useSessionStore()
 const router = useRouter()
 const route = useRoute()
+const { unreadCount: notificationUnreadCount, unreadLabel: notificationUnreadLabel } =
+  useNotificationUnreadCount(route)
 
 /** 数据项 */
 const availableBalanceCent = ref(0)
@@ -375,6 +378,13 @@ function resolveAvatarURL(url: string | undefined | null) {
       <div class="menu-card cell-card">
         <van-cell-group :border="false">
           <van-cell title="消息中心" icon="chat-o" is-link to="/m/messages" />
+          <van-cell title="站内信" icon="bell" is-link to="/m/notifications">
+            <template #value>
+              <span v-if="notificationUnreadCount > 0" class="unread-cell-value">
+                {{ notificationUnreadLabel }} 未读
+              </span>
+            </template>
+          </van-cell>
           <van-cell title="公告中心" icon="volume-o" is-link to="/m/announcements" />
           <van-cell title="资料修改" icon="edit" is-link @click="openProfileEditor" />
           <van-cell title="实名认证" icon="idcard" is-link to="/m/realname">
@@ -874,6 +884,10 @@ function resolveAvatarURL(url: string | undefined | null) {
 .unverified-color {
   color: #9ca3af;
 }
+.unread-cell-value {
+  color: #ef4444;
+  font-weight: 700;
+}
 
 /* 收支明细 Popup */
 .ledgers-popup {

frontend/src/features/auth/views/NotificationsView.vue

@@ -7,6 +7,7 @@ import {
   markNotificationRead,
   type NotificationItem,
 } from '@/features/auth/api/notifications'
+import { notificationUnreadChangedEvent } from '@/features/auth/composables/useNotificationUnreadCount'
 import { formatDateTime } from '@/shared/utils/time'
 
 const loading = ref(false)
@@ -35,6 +36,7 @@ function handleSizeChange() {
 
 async function markRead(id: number) {
   await markNotificationRead(id)
+  window.dispatchEvent(new Event(notificationUnreadChangedEvent))
   ElMessage.success('已标记为已读')
   await loadNotifications()
 }

frontend/src/features/chats/views/MessagesView.vue

@@ -1,16 +1,29 @@
 <script setup lang="ts">
 import { computed, onMounted, ref } from 'vue'
-import { useRouter } from 'vue-router'
+import { useRoute, useRouter } from 'vue-router'
 import { ElMessage } from 'element-plus'
-import { Refresh, Tickets } from '@element-plus/icons-vue'
+import { Bell, ChatDotRound, Refresh, Tickets } from '@element-plus/icons-vue'
 import { fetchChats, type ChatConversation } from '@/features/chats/api/chats'
 import { useChatSSE, type ChatEvent } from '@/features/chats/composables/useChatSSE'
 import { useDesktopNotification } from '@/features/chats/composables/useDesktopNotification'
 import NotificationSettings from '@/features/chats/components/NotificationSettings.vue'
-import { formatDateMinute } from '@/shared/utils/time'
+import {
+  fetchNotifications,
+  markAllNotificationsRead,
+  markNotificationRead,
+  type NotificationItem,
+} from '@/features/auth/api/notifications'
+import {
+  notificationUnreadChangedEvent,
+  useNotificationUnreadCount,
+} from '@/features/auth/composables/useNotificationUnreadCount'
+import { formatDateMinute, formatDateTime } from '@/shared/utils/time'
 
 const router = useRouter()
+const route = useRoute()
 const currentUserId = Number(localStorage.getItem('user_id') || 0)
+
+// ── 聊天状态 ──
 const loading = ref(false)
 const conversations = ref<ChatConversation[]>([])
 const page = ref(1)
@@ -22,6 +35,21 @@ const unreadTotal = computed(() =>
   conversations.value.reduce((sum, item) => sum + item.unread_count, 0)
 )
 
+// ── 通知状态 ──
+const notiLoading = ref(false)
+const notiSubmitting = ref(false)
+const notifications = ref<NotificationItem[]>([])
+const notiPage = ref(1)
+const notiPageSize = 20
+const notiTotal = ref(0)
+const { unreadCount: notificationUnreadCount } = useNotificationUnreadCount(route)
+
+// ── 合并未读 ──
+const combinedUnread = computed(() => unreadTotal.value + notificationUnreadCount.value)
+
+// ── Tab ──
+const activeTab = ref('chats')
+
 const desktopNotification = useDesktopNotification('user')
 const { onEvent } = useChatSSE('user', '/api/chats/events')
 onEvent(handleSSEEvent)
@@ -31,6 +59,7 @@ onMounted(() => {
   loadChats(true)
 })
 
+// ── 聊天方法 ──
 async function loadChats(isRefresh = false, showLoading = true) {
   if (isRefresh) page.value = 1
   if (loading.value) return
@@ -75,7 +104,6 @@ function roleLabel(role: string) {
   return map[role] || '成员'
 }
 
-// 按会话类型返回图标前缀与标签：发布群 / 订单群 / 平台客服
 function conversationTypeMeta(item: ChatConversation) {
   if (item.type === 'listing_group') return { icon: '📢', label: '账号群' }
   if (item.type === 'order_group' || item.order_id) return { icon: '📦', label: '订单' }
@@ -88,6 +116,63 @@ function previewText(item: ChatConversation) {
     (item.type === 'general_support' ? '客服会话已创建' : '订单群聊已创建')
   )
 }
+
+// ── 通知方法 ──
+async function loadNotifications(reset = false) {
+  if (notiLoading.value) return
+  if (reset) notiPage.value = 1
+  notiLoading.value = true
+  try {
+    const result = await fetchNotifications(notiPage.value, notiPageSize)
+    notifications.value = reset ? result.items : [...notifications.value, ...result.items]
+    notiTotal.value = result.total
+    if (notifications.value.length < result.total && result.items.length > 0) {
+      notiPage.value += 1
+    }
+  } catch {
+    ElMessage.error('站内信加载失败')
+  } finally {
+    notiLoading.value = false
+  }
+}
+
+async function markNotiRead(item: NotificationItem) {
+  if (item.read_at) return
+  try {
+    await markNotificationRead(item.id)
+    item.read_at = new Date().toISOString()
+    window.dispatchEvent(new Event(notificationUnreadChangedEvent))
+    ElMessage.success('已标记为已读')
+  } catch {
+    ElMessage.error('操作失败')
+  }
+}
+
+async function markAllNotiRead() {
+  if (notiSubmitting.value) return
+  notiSubmitting.value = true
+  try {
+    const result = await markAllNotificationsRead()
+    window.dispatchEvent(new Event(notificationUnreadChangedEvent))
+    ElMessage.success(result.read_count > 0 ? `已标记 ${result.read_count} 条通知` : '暂无未读通知')
+    await loadNotifications(true)
+  } catch {
+    ElMessage.error('操作失败')
+  } finally {
+    notiSubmitting.value = false
+  }
+}
+
+function notiHasMore() {
+  return notifications.value.length < notiTotal.value
+}
+
+// ── Tab 切换 ──
+function handleTabChange(tab: string) {
+  if (tab === 'notifications' && notifications.value.length === 0) {
+    loadNotifications(true)
+  }
+}
 </script>
 
 <template>
@@ -96,7 +181,13 @@ function previewText(item: ChatConversation) {
       <div class="page-header">
         <p class="eyebrow">Messages</p>
         <h1>消息</h1>
-        <p>{{ unreadTotal > 0 ? `${unreadTotal} 条未读` : '查看订单群聊和平台客服消息。' }}</p>
+        <p>
+          {{
+            combinedUnread > 0
+              ? `${combinedUnread} 条未读`
+              : '查看订单群聊、平台客服消息和系统通知。'
+          }}
+        </p>
       </div>
       <div class="header-actions">
         <NotificationSettings scope="user" />
@@ -107,53 +198,130 @@ function previewText(item: ChatConversation) {
       </div>
     </div>
 
-    <div v-if="loading && conversations.length === 0" class="message-loading" v-loading="loading" />
+    <el-tabs v-model="activeTab" class="messages-tabs" @tab-change="handleTabChange">
+      <!-- 聊天 Tab -->
+      <el-tab-pane name="chats">
+        <template #label>
+          <span class="tab-label">
+            <el-icon><ChatDotRound /></el-icon>
+            聊天
+            <em v-if="unreadTotal > 0" class="tab-badge">{{ unreadTotal > 99 ? '99+' : unreadTotal }}</em>
+          </span>
+        </template>
 
-    <div v-else-if="!loading && conversations.length === 0" class="empty-panel">
-      <el-empty description="暂无会话">
-        <el-button type="primary" :icon="Tickets" @click="router.push('/orders')"
-          >查看订单</el-button
-        >
-      </el-empty>
-    </div>
+        <div v-if="loading && conversations.length === 0" class="message-loading" v-loading="loading" />
 
-    <div v-else v-loading="loading" class="conversation-list">
-      <button
-        v-for="item in conversations"
-        :key="item.id"
-        class="conversation-item"
-        type="button"
-        @click="openConversation(item)"
-      >
-        <div class="avatar-stack">
-          <span class="avatar main">{{ roleLabel(item.role).slice(0, 1) }}</span>
-          <span class="avatar support">客</span>
+        <div v-else-if="!loading && conversations.length === 0" class="empty-panel">
+          <el-empty description="暂无会话">
+            <el-button type="primary" :icon="Tickets" @click="router.push('/orders')"
+              >查看订单</el-button
+            >
+          </el-empty>
         </div>
-        <div class="conversation-body">
-          <div class="conversation-head">
-            <h2>
-              <span class="conv-type-icon">{{ conversationTypeMeta(item).icon }}</span>
-              {{ item.title }}
-            </h2>
-            <span class="conversation-time">{{
-              formatDateMinute(item.last_message_at || item.created_at)
-            }}</span>
-          </div>
-          <div class="conversation-meta">
-            <span class="role-chip">{{ roleLabel(item.role) }}</span>
-            <span class="order-id">{{ conversationTypeMeta(item).label }}</span>
-          </div>
-          <p class="conversation-preview">{{ previewText(item) }}</p>
-        </div>
-        <span v-if="item.unread_count > 0" class="unread-badge">
-          {{ item.unread_count > 99 ? '99+' : item.unread_count }}
-        </span>
-      </button>
-    </div>
 
-    <div v-if="hasMore && conversations.length > 0" class="pagination-wrap">
-      <el-button :loading="loading" @click="loadChats(false)">加载更多</el-button>
-    </div>
+        <div v-else v-loading="loading" class="conversation-list">
+          <button
+            v-for="item in conversations"
+            :key="item.id"
+            class="conversation-item"
+            type="button"
+            @click="openConversation(item)"
+          >
+            <div class="avatar-stack">
+              <span class="avatar main">{{ roleLabel(item.role).slice(0, 1) }}</span>
+              <span class="avatar support">客</span>
+            </div>
+            <div class="conversation-body">
+              <div class="conversation-head">
+                <h2>
+                  <span class="conv-type-icon">{{ conversationTypeMeta(item).icon }}</span>
+                  {{ item.title }}
+                </h2>
+                <span class="conversation-time">{{
+                  formatDateMinute(item.last_message_at || item.created_at)
+                }}</span>
+              </div>
+              <div class="conversation-meta">
+                <span class="role-chip">{{ roleLabel(item.role) }}</span>
+                <span class="order-id">{{ conversationTypeMeta(item).label }}</span>
+              </div>
+              <p class="conversation-preview">{{ previewText(item) }}</p>
+            </div>
+            <span v-if="item.unread_count > 0" class="unread-badge">
+              {{ item.unread_count > 99 ? '99+' : item.unread_count }}
+            </span>
+          </button>
+        </div>
+
+        <div v-if="hasMore && conversations.length > 0" class="pagination-wrap">
+          <el-button :loading="loading" @click="loadChats(false)">加载更多</el-button>
+        </div>
+      </el-tab-pane>
+
+      <!-- 通知 Tab -->
+      <el-tab-pane name="notifications">
+        <template #label>
+          <span class="tab-label">
+            <el-icon><Bell /></el-icon>
+            通知
+            <em v-if="notificationUnreadCount > 0" class="tab-badge">{{ notificationUnreadCount > 99 ? '99+' : notificationUnreadCount }}</em>
+          </span>
+        </template>
+
+        <div class="noti-toolbar">
+          <span v-if="notificationUnreadCount > 0" class="noti-toolbar-text">
+            {{ notificationUnreadCount }} 条未读
+          </span>
+          <span v-else class="noti-toolbar-text">暂无未读通知</span>
+          <el-button
+            size="small"
+            type="primary"
+            :loading="notiSubmitting"
+            :disabled="notificationUnreadCount === 0"
+            @click="markAllNotiRead"
+          >全部已读</el-button>
+        </div>
+
+        <div v-if="notiLoading && notifications.length === 0" class="message-loading" v-loading="notiLoading" />
+
+        <div v-else-if="!notiLoading && notifications.length === 0" class="empty-panel">
+          <el-empty description="暂无站内信" />
+        </div>
+
+        <div v-else v-loading="notiLoading" class="notification-list">
+          <div
+            v-for="item in notifications"
+            :key="item.id"
+            class="notification-item"
+            :class="{ unread: !item.read_at }"
+          >
+            <div class="notification-body">
+              <span class="noti-type-chip">{{ item.type }}</span>
+              <h2>{{ item.title }}</h2>
+              <p>{{ item.content }}</p>
+              <small>{{ formatDateTime(item.created_at) }}</small>
+            </div>
+            <div class="notification-actions">
+              <el-button
+                v-if="item.biz_type === 'order' && item.biz_id"
+                size="small"
+                @click="router.push(`/orders/${item.biz_id}`)"
+              >查看订单</el-button>
+              <el-button
+                v-if="!item.read_at"
+                size="small"
+                type="primary"
+                @click="markNotiRead(item)"
+              >已读</el-button>
+            </div>
+          </div>
+
+          <div v-if="notiHasMore()" class="pagination-wrap">
+            <el-button :loading="notiLoading" @click="loadNotifications(false)">加载更多</el-button>
+          </div>
+        </div>
+      </el-tab-pane>
+    </el-tabs>
   </section>
 </template>
 
@@ -173,6 +341,35 @@ function previewText(item: ChatConversation) {
   gap: 10px;
 }
 
+/* ── Tabs ── */
+.messages-tabs {
+  margin-top: 4px;
+}
+
+.tab-label {
+  display: inline-flex;
+  align-items: center;
+  gap: 5px;
+  font-weight: 600;
+}
+
+.tab-badge {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  min-width: 18px;
+  height: 18px;
+  padding: 0 5px;
+  border-radius: 999px;
+  background: #ef4444;
+  color: #fff;
+  font-size: 10px;
+  font-style: normal;
+  font-weight: 800;
+  line-height: 1;
+}
+
+/* ── 通用 ── */
 .message-loading,
 .empty-panel {
   min-height: 360px;
@@ -186,6 +383,26 @@ function previewText(item: ChatConversation) {
   place-items: center;
 }
 
+.pagination-wrap {
+  display: flex;
+  justify-content: center;
+  margin-top: 16px;
+}
+
+/* ── 通知工具栏 ── */
+.noti-toolbar {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  margin-bottom: 12px;
+}
+
+.noti-toolbar-text {
+  color: #6b7280;
+  font-size: 13px;
+}
+
+/* ── 聊天列表 ── */
 .conversation-list {
   display: flex;
   flex-direction: column;
@@ -329,8 +546,77 @@ function previewText(item: ChatConversation) {
   text-align: center;
 }
 
-.pagination-wrap {
+/* ── 通知列表 ── */
+.notification-list {
   display: flex;
-  justify-content: center;
+  flex-direction: column;
+  gap: 10px;
+  min-height: 180px;
+}
+
+.notification-item {
+  display: flex;
+  align-items: flex-start;
+  justify-content: space-between;
+  gap: 16px;
+  padding: 14px 16px;
+  border: 1px solid #e8edf3;
+  border-radius: 10px;
+  background: #fff;
+  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
+  transition:
+    border-color 0.15s,
+    box-shadow 0.15s;
+}
+
+.notification-item:hover {
+  border-color: #1477ff;
+  box-shadow: 0 4px 16px rgba(20, 119, 255, 0.1);
+}
+
+.notification-item.unread {
+  border-color: rgba(255, 106, 0, 0.35);
+  background: #fffaf5;
+}
+
+.notification-body {
+  flex: 1;
+  min-width: 0;
+}
+
+.noti-type-chip {
+  display: inline-block;
+  padding: 1px 8px;
+  border-radius: 999px;
+  background: #eef6ff;
+  color: #1477ff;
+  font-size: 11px;
+  font-weight: 700;
+}
+
+.notification-body h2 {
+  margin: 8px 0 4px;
+  color: #17233d;
+  font-size: 14px;
+  font-weight: 700;
+}
+
+.notification-body p {
+  margin: 0;
+  color: #4b5563;
+  font-size: 13px;
+  line-height: 20px;
+}
+
+.notification-body small {
+  color: #9ca3af;
+  font-size: 12px;
+}
+
+.notification-actions {
+  display: flex;
+  flex-direction: column;
+  gap: 6px;
+  flex-shrink: 0;
 }
 </style>

frontend/src/layouts/AdminLayout.vue

@@ -11,6 +11,7 @@ import {
   Fold,
   House,
   Lock,
+  Message,
   Money,
   Operation,
   Picture,
@@ -32,6 +33,7 @@ import { computed, reactive, ref } from 'vue'
 import { useRoute, useRouter } from 'vue-router'
 
 import { changeAdminPassword, logoutAdmin, updateSupportStatus } from '@/features/admin'
+import { useAdminNotificationUnreadCount } from '@/features/admin/composables/useAdminNotificationUnreadCount'
 import { useAdminSessionStore } from '@/stores/adminSession'
 import { adminPath, ADMIN_DASHBOARD_PATH, ADMIN_LOGIN_PATH } from '@/shared/utils/adminPath'
 import { readError } from '@/shared/utils/error'
@@ -155,6 +157,12 @@ const allNavGroups: NavGroup[] = [
         icon: Bell,
         permission: 'announcement:view',
       },
+      {
+        label: '通知中心',
+        to: adminPath('notifications'),
+        icon: Message,
+        permission: 'notification:view',
+      },
       {
         label: '系统配置',
         to: adminPath('system-configs'),
@@ -228,6 +236,13 @@ const adminRoleText = computed(() => {
 })
 const supportStatus = computed(() => adminSession.supportStatus || 'offline')
 const hasChatPermission = computed(() => adminSession.hasPermission('chat:view'))
+const hasNotificationPermission = computed(
+  () => adminSession.isSuperAdmin || adminSession.hasPermission('notification:view')
+)
+const {
+  unreadCount: adminNotificationUnreadCount,
+  unreadLabel: adminNotificationUnreadLabel,
+} = useAdminNotificationUnreadCount(route)
 
 const statusLabels: Record<string, string> = {
   online: '在线',
@@ -341,6 +356,19 @@ async function handleForcedPasswordChange() {
       </el-menu>
 
       <div class="admin-sidebar-footer">
+        <RouterLink
+          v-if="hasNotificationPermission"
+          class="sidebar-notification"
+          :to="adminPath('notifications')"
+        >
+          <span class="sidebar-notification-icon">
+            <el-icon><Message /></el-icon>
+            <em v-if="adminNotificationUnreadCount > 0" class="sidebar-badge">
+              {{ adminNotificationUnreadLabel }}
+            </em>
+          </span>
+          <span v-show="!isCollapsed" class="sidebar-notification-text">通知中心</span>
+        </RouterLink>
         <el-dropdown
           v-if="hasChatPermission"
           trigger="click"
@@ -541,6 +569,66 @@ async function handleForcedPasswordChange() {
   padding: 10px 8px;
 }
 
+.sidebar-notification {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  gap: 8px;
+  width: 100%;
+  min-height: 32px;
+  padding: 0 10px;
+  border: 1px solid rgba(64, 158, 255, 0.35);
+  border-radius: 8px;
+  color: #d7dfec;
+  text-decoration: none;
+  transition:
+    background-color 0.2s,
+    border-color 0.2s;
+}
+
+.sidebar-notification:hover,
+.sidebar-notification.router-link-active {
+  background-color: rgba(64, 158, 255, 0.14);
+  border-color: rgba(64, 158, 255, 0.8);
+  color: #fff;
+}
+
+.admin-shell--collapsed .sidebar-notification {
+  padding: 0;
+}
+
+.sidebar-notification-icon {
+  position: relative;
+  display: grid;
+  width: 20px;
+  height: 20px;
+  place-items: center;
+}
+
+.sidebar-notification-text {
+  font-size: 13px;
+  font-weight: 700;
+}
+
+.sidebar-badge {
+  position: absolute;
+  top: -8px;
+  right: -13px;
+  min-width: 16px;
+  height: 16px;
+  padding: 0 4px;
+  border: 2px solid #304156;
+  border-radius: 999px;
+  background: #ef4444;
+  color: #fff;
+  font-size: 10px;
+  font-style: normal;
+  font-weight: 800;
+  line-height: 12px;
+  text-align: center;
+  box-sizing: border-box;
+}
+
 .sidebar-status {
   display: flex;
   align-items: center;

frontend/src/router/__tests__/mobileHost.spec.ts

@@ -0,0 +1,10 @@
+import { describe, expect, it } from 'vitest'
+
+import { getMobilePath, getPcPath } from '../mobileHost'
+
+describe('mobileHost path mapping', () => {
+  it('maps notification routes between PC and mobile views', () => {
+    expect(getMobilePath('/notifications')).toBe('/m/notifications')
+    expect(getPcPath('/m/notifications')).toBe('/notifications')
+  })
+})

frontend/src/router/adminRoutes.ts

@@ -126,6 +126,12 @@ export const adminRoutes: RouteRecordRaw[] = [
     component: () => import('@/features/admin/views/AdminAuditLogsView.vue'),
     meta: adminMeta,
   },
+  {
+    path: adminPath('notifications'),
+    name: 'admin-notifications',
+    component: () => import('@/features/admin/views/AdminNotificationsView.vue'),
+    meta: adminMeta,
+  },
   {
     path: adminPath('admin-users'),
     name: 'admin-admin-users',

frontend/src/router/mobileHost.ts

@@ -27,6 +27,7 @@ export function getMobilePath(path: string): string {
     return `/m${path}`
   }
   if (path === '/realname') return '/m/realname'
+  if (path === '/notifications') return '/m/notifications'
   if (path === '/login') return '/m/login'
   if (path === '/register') return '/m/register'
 
@@ -43,7 +44,7 @@ export function getMobilePath(path: string): string {
   // PC-only views that don't have mobile counterparts go to mobile profile as fallback
   if (path === '/wallet/withdrawal') return '/m/wallet/withdrawal'
 
-  if (path === '/wallet' || path === '/notifications' || path.startsWith('/seller')) {
+  if (path === '/wallet' || path.startsWith('/seller')) {
     return '/m/profile'
   }
 
@@ -70,6 +71,7 @@ export function getPcPath(path: string): string {
   if (subPath === '/login') return '/login'
   if (subPath === '/register') return '/login' // PC uses /login for both auth actions
   if (subPath === '/realname') return '/realname'
+  if (subPath === '/notifications') return '/notifications'
   if (subPath === '/wallet/withdrawal') return '/wallet/withdrawal'
   if (subPath === '/seller/listings/create') return '/seller/listings/create'
   if (subPath.startsWith('/seller/listings/') && subPath.endsWith('/edit')) return subPath

frontend/src/router/mobileRoutes.ts

@@ -79,6 +79,12 @@ export const mobileRoutes: RouteRecordRaw[] = [
     component: () => import('@/features/auth/views/MobileProfileView.vue'),
     meta: { layout: 'blank', requiresAuth: true },
   },
+  {
+    path: '/m/notifications',
+    name: 'mobile-notifications',
+    component: () => import('@/features/auth/views/MobileNotificationsView.vue'),
+    meta: { layout: 'blank', requiresAuth: true },
+  },
   {
     path: '/m/wallet/withdrawal',
     name: 'mobile-withdrawal',