src/app/(main)/device-liveness/page.tsx

@@ -0,0 +1,253 @@
+'use client';
+
+import { useCallback, useEffect, useState } from 'react';
+import type { ColumnsType } from 'antd/es/table';
+import type { SorterResult } from 'antd/es/table/interface';
+import { ReloadOutlined } from '@ant-design/icons';
+import { Button, Card, Col, Input, Row, Select, Space, Statistic, Table, Tag, Tooltip } from 'antd';
+import { api } from '@/lib/api';
+import { formatUtcTime, utcFromNow } from '@/lib/format';
+import { usePagedList } from '@/lib/usePagedList';
+import type { DeviceLivenessItem, DeviceLivenessStats } from '@/lib/types';
+
+type SortField = 'status' | 'last_heartbeat_at' | 'created_at';
+
+// 存活状态(后端按心跳阈值派生 display_state)→ 标签。operator 口径,不暴露内部 alive/notified/silent。
+const STATUS_TAG: Record<string, { color: string; label: string }> = {
+  online: { color: 'green', label: '在线' },
+  offline: { color: 'red', label: '已掉线' },
+  never: { color: 'default', label: '未启用' },
+};
+
+/** 秒 → 人话时长(掉线时长用)。 */
+function fmtDuration(sec: number | null): string {
+  if (sec == null) return '';
+  if (sec < 60) return `${sec} 秒`;
+  const m = Math.floor(sec / 60);
+  if (m < 60) return `${m} 分钟`;
+  const h = Math.floor(m / 60);
+  if (h < 24) return `${h} 小时 ${m % 60} 分`;
+  const d = Math.floor(h / 24);
+  return `${d} 天 ${h % 24} 小时`;
+}
+
+// 暂无数据的字段统一占位(待客户端上报 / 待加字段)。
+const pending = (hint: string) => (
+  <Tooltip title={hint}>
+    <Tag color="default">待接入</Tag>
+  </Tooltip>
+);
+
+export default function DeviceLivenessPage() {
+  // 筛选草稿:点「查询」才应用
+  const [deviceId, setDeviceId] = useState('');
+  const [phone, setPhone] = useState('');
+  const [status, setStatus] = useState<string | undefined>();
+  const [applied, setApplied] = useState<Record<string, unknown>>({});
+  // 排序:默认 status = 掉线置顶;点「最近心跳」列头切换
+  const [sortBy, setSortBy] = useState<SortField>('status');
+  const [sortOrder, setSortOrder] = useState<'asc' | 'desc'>('desc');
+
+  const filters = { ...applied, sort_by: sortBy, sort_order: sortOrder };
+  const { items, total, page, pageSize, loading, onChange, reload } = usePagedList<DeviceLivenessItem>(
+    '/admin/api/device-liveness',
+    filters,
+  );
+
+  // 顶部卡片统计(全局,不随筛选)
+  const [stats, setStats] = useState<DeviceLivenessStats | null>(null);
+  const loadStats = useCallback(() => {
+    api.get<DeviceLivenessStats>('/admin/api/device-liveness/stats').then((r) => setStats(r.data));
+  }, []);
+  useEffect(() => {
+    loadStats();
+  }, [loadStats]);
+
+  const search = () =>
+    setApplied({
+      status,
+      device_id: deviceId || undefined,
+      phone: phone || undefined,
+    });
+
+  const resetFilters = () => {
+    setDeviceId('');
+    setPhone('');
+    setStatus(undefined);
+    setSortBy('status');
+    setSortOrder('desc');
+    setApplied({});
+  };
+
+  const refreshAll = () => {
+    reload();
+    loadStats();
+  };
+
+  const onTableChange = (
+    _pagination: unknown,
+    _filters: unknown,
+    sorter: SorterResult<DeviceLivenessItem> | SorterResult<DeviceLivenessItem>[],
+  ) => {
+    const s = Array.isArray(sorter) ? sorter[0] : sorter;
+    if (s && s.order && s.field) {
+      setSortBy(s.field as SortField);
+      setSortOrder(s.order === 'ascend' ? 'asc' : 'desc');
+    } else {
+      // 取消列排序 → 回默认「掉线置顶」
+      setSortBy('status');
+      setSortOrder('desc');
+    }
+  };
+
+  const sortOrderOf = (field: SortField) =>
+    sortBy === field ? (sortOrder === 'asc' ? 'ascend' : 'descend') : null;
+
+  const cards = stats
+    ? [
+        { title: '总设备数', value: stats.total, color: undefined as string | undefined },
+        { title: '在线', value: stats.online, color: '#3f8600' },
+        { title: '已掉线', value: stats.offline, color: stats.offline > 0 ? '#cf1322' : undefined },
+        { title: '未启用', value: stats.never, color: undefined },
+      ]
+    : [];
+
+  // 列顺序对齐产品给的字段清单
+  const columns: ColumnsType<DeviceLivenessItem> = [
+    { title: '设备 ID', dataIndex: 'device_id', fixed: 'left', width: 210, ellipsis: true },
+    {
+      title: '归属用户',
+      key: 'user',
+      width: 150,
+      render: (_: unknown, d: DeviceLivenessItem) => (
+        <div>
+          <div>{d.phone || `user#${d.user_id}`}</div>
+          {d.nickname && <div style={{ color: '#888', fontSize: 12 }}>{d.nickname}</div>}
+        </div>
+      ),
+    },
+    { title: '机型', dataIndex: 'device_model', width: 130, render: (v: string | null) => v || '-' },
+    {
+      title: '系统&系统版本',
+      key: 'os',
+      width: 130,
+      render: () => pending('设备未上报系统版本,需客户端在注册/心跳里带上 + 后端加列'),
+    },
+    { title: 'APP 版本', dataIndex: 'app_version', width: 100, render: (v: string | null) => v || '-' },
+    {
+      title: '最近一次心跳',
+      dataIndex: 'last_heartbeat_at',
+      width: 150,
+      sorter: true,
+      sortOrder: sortOrderOf('last_heartbeat_at'),
+      render: (v: string | null) =>
+        v ? <Tooltip title={formatUtcTime(v, 'YYYY-MM-DD HH:mm:ss')}>{utcFromNow(v)}</Tooltip> : '-',
+    },
+    {
+      title: '存活状态',
+      dataIndex: 'display_state',
+      width: 130,
+      render: (s: string, d: DeviceLivenessItem) => {
+        const t = STATUS_TAG[s] ?? { color: 'default', label: s };
+        return (
+          <div>
+            <Tag color={t.color}>{t.label}</Tag>
+            {s === 'offline' && d.offline_seconds != null && (
+              <div style={{ color: '#cf1322', fontSize: 12 }}>已 {fmtDuration(d.offline_seconds)}</div>
+            )}
+          </div>
+        );
+      },
+    },
+    {
+      title: '首次无障碍开启时间',
+      dataIndex: 'first_protected_at',
+      width: 150,
+      render: (v: string | null) =>
+        v ? (
+          formatUtcTime(v)
+        ) : (
+          <Tooltip title="迁移前已开过无障碍的老设备无此记录;之后首次开无障碍的设备会记录">
+            <span style={{ color: '#bbb' }}>-</span>
+          </Tooltip>
+        ),
+    },
+  ];
+
+  return (
+    <div>
+      <h2>设备存活监控</h2>
+
+      {stats && (
+        <Row gutter={[16, 16]} style={{ marginBottom: 16 }}>
+          {cards.map((c) => (
+            <Col key={c.title} xs={12} sm={6} md={6} xl={4}>
+              <Card>
+                <Statistic
+                  title={c.title}
+                  value={c.value}
+                  valueStyle={c.color ? { color: c.color } : undefined}
+                />
+              </Card>
+            </Col>
+          ))}
+        </Row>
+      )}
+
+      <Space style={{ marginBottom: 16 }} wrap>
+        <Select
+          placeholder="存活状态"
+          value={status}
+          onChange={setStatus}
+          allowClear
+          style={{ width: 140 }}
+          options={[
+            { value: 'offline', label: '已掉线' },
+            { value: 'online', label: '在线' },
+            { value: 'never', label: '未启用' },
+          ]}
+        />
+        <Input
+          placeholder="设备ID(包含)"
+          value={deviceId}
+          onChange={(e) => setDeviceId(e.target.value)}
+          onPressEnter={search}
+          allowClear
+          style={{ width: 200 }}
+        />
+        <Input
+          placeholder="归属用户手机号(前缀)"
+          value={phone}
+          onChange={(e) => setPhone(e.target.value)}
+          onPressEnter={search}
+          allowClear
+          style={{ width: 180 }}
+        />
+        <Button type="primary" onClick={search}>
+          查询
+        </Button>
+        <Button onClick={resetFilters}>重置</Button>
+        <Button icon={<ReloadOutlined />} onClick={refreshAll}>
+          刷新
+        </Button>
+      </Space>
+
+      <Table
+        rowKey="id"
+        columns={columns}
+        dataSource={items}
+        loading={loading}
+        pagination={{
+          current: page,
+          pageSize,
+          total,
+          showSizeChanger: true,
+          showTotal: (t) => `共 ${t} 台设备`,
+          onChange,
+        }}
+        scroll={{ x: 1300 }}
+        onChange={onTableChange}
+      />
+    </div>
+  );
+}

src/app/(main)/layout.tsx

@@ -7,6 +7,7 @@ import {
   DashboardOutlined,
   FileSearchOutlined,
   FlagOutlined,
+  HeartOutlined,
   LogoutOutlined,
   MessageOutlined,
   MobileOutlined,
@@ -28,6 +29,7 @@ const MENU = [
   { key: '/dashboard', icon: <DashboardOutlined />, label: '数据大盘' },
   { key: '/users', icon: <UserOutlined />, label: '用户管理' },
   { key: '/devices', icon: <MobileOutlined />, label: '设备管理' },
+  { key: '/device-liveness', icon: <HeartOutlined />, label: '设备存活' },
   { key: '/withdraws', icon: <MoneyCollectOutlined />, label: '提现管理' },
   { key: '/price-reports', icon: <FlagOutlined />, label: '上报审核' },
   { key: '/comparison-records', icon: <ProfileOutlined />, label: '比价记录' },

src/lib/types.ts

@@ -44,6 +44,39 @@ export interface DeviceOnboardingItem {
   last_completed_at: string;
 }
 
+// 设备存活监控:device_liveness 表一行 + 后端按心跳阈值派生的在线/掉线/掉线时长。
+export interface DeviceLivenessItem {
+  id: number;
+  user_id: number;
+  phone: string | null;
+  nickname: string | null;
+  device_id: string;
+  device_model: string | null; // 由 device_id 解析的机型
+  platform: string;
+  app_version: string | null;
+  registration_id: string | null; // 非空 = 可极光推送
+  ever_protected: boolean;
+  first_protected_at: string | null; // 首次开无障碍时刻(老设备为 null)
+  last_heartbeat_at: string | null;
+  last_report_protection_on: boolean;
+  liveness_state: string; // unknown / alive / silent(当前未用) / notified
+  notified_at: string | null;
+  kill_alert_pending: boolean; // 掉线召回待客户端 ack
+  created_at: string;
+  updated_at: string;
+  // 后端派生
+  online: boolean;
+  display_state: string; // online 在线 / offline 已掉线 / never 未启用
+  offline_seconds: number | null; // 掉线时长(秒);仅 offline 有值
+}
+
+export interface DeviceLivenessStats {
+  total: number;
+  online: number;
+  offline: number;
+  never: number;
+}
+
 export interface UserOverview {
   user: UserListItem;
   coin_balance: number;