771 lines
28 KiB
TypeScript
Executable File
771 lines
28 KiB
TypeScript
Executable File
"use client"
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import { useState, useEffect, useRef, useCallback } from "react"
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import { useRouter } from "next/navigation"
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import { Card } from "@/components/ui/card"
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import { Button } from "@/components/ui/button"
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import { Input } from "@/components/ui/input"
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import { ChevronLeft, Plus, Filter, Search, RefreshCw, QrCode, Smartphone, Loader2, AlertTriangle } from "lucide-react"
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import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "@/components/ui/select"
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import { Checkbox } from "@/components/ui/checkbox"
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import { toast } from "@/components/ui/use-toast"
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import { Badge } from "@/components/ui/badge"
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import { Dialog, DialogContent, DialogHeader, DialogTitle } from "@/components/ui/dialog"
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import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs"
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import { fetchDeviceList, deleteDevice } from "@/api/devices"
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import { ServerDevice } from "@/types/device"
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import { api } from "@/lib/api"
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import { ImeiDisplay } from "@/components/ImeiDisplay"
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// 设备接口更新为与服务端接口对应的类型
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interface Device extends ServerDevice {
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status: "online" | "offline";
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}
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export default function DevicesPage() {
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const router = useRouter()
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const [devices, setDevices] = useState<Device[]>([])
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const [isAddDeviceOpen, setIsAddDeviceOpen] = useState(false)
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const [stats, setStats] = useState({
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totalDevices: 0,
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onlineDevices: 0,
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})
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const [searchQuery, setSearchQuery] = useState("")
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const [statusFilter, setStatusFilter] = useState("all")
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const [currentPage, setCurrentPage] = useState(1)
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const [selectedDevices, setSelectedDevices] = useState<number[]>([])
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const [isLoading, setIsLoading] = useState(false)
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const [hasMore, setHasMore] = useState(true)
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const [totalCount, setTotalCount] = useState(0)
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const observerTarget = useRef<HTMLDivElement>(null)
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// 使用ref来追踪当前页码，避免依赖effect循环
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const pageRef = useRef(1)
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// 添加设备相关状态
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const [deviceImei, setDeviceImei] = useState("")
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const [deviceName, setDeviceName] = useState("")
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const [qrCodeImage, setQrCodeImage] = useState("")
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const [isLoadingQRCode, setIsLoadingQRCode] = useState(false)
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const [isSubmittingImei, setIsSubmittingImei] = useState(false)
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const [activeTab, setActiveTab] = useState("scan")
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const devicesPerPage = 20 // 每页显示20条记录
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// 获取设备列表
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const loadDevices = useCallback(async (page: number, refresh: boolean = false) => {
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// 检查是否已经在加载中，避免重复请求
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if (isLoading) return;
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try {
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setIsLoading(true)
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const response = await fetchDeviceList(page, devicesPerPage, searchQuery)
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if (response.code === 200 && response.data) {
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// 转换数据格式，确保status类型正确
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const serverDevices = response.data.list.map(device => ({
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...device,
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status: device.alive === 1 ? "online" as const : "offline" as const
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}))
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// 更新设备列表
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if (refresh) {
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setDevices(serverDevices)
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} else {
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setDevices(prev => [...prev, ...serverDevices])
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}
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// 更新统计信息
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const total = response.data.total
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const online = response.data.list.filter(d => d.alive === 1).length
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setStats({
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totalDevices: total,
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onlineDevices: online
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})
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// 更新分页信息
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setTotalCount(response.data.total)
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// 更新hasMore状态，确保有更多数据且返回的数据数量等于每页数量
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const hasMoreData = serverDevices.length > 0 &&
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serverDevices.length === devicesPerPage &&
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(page * devicesPerPage) < response.data.total;
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setHasMore(hasMoreData)
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// 更新当前页码的ref值
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pageRef.current = page
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} else {
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toast({
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title: "获取设备列表失败",
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description: response.msg || "请稍后重试",
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variant: "destructive",
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})
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}
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} catch (error) {
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console.error("获取设备列表失败", error)
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toast({
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title: "获取设备列表失败",
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description: "请检查网络连接后重试",
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variant: "destructive",
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})
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} finally {
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setIsLoading(false)
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}
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// 移除isLoading依赖，只保留真正需要的依赖
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}, [searchQuery, devicesPerPage])
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// 加载下一页数据的函数，使用ref来追踪页码，避免依赖循环
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const loadNextPage = useCallback(() => {
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// 如果正在加载或者没有更多数据，直接返回
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if (isLoading || !hasMore) return;
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// 使用ref来获取下一页码，避免依赖currentPage
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const nextPage = pageRef.current + 1;
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// 设置UI显示的当前页
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setCurrentPage(nextPage);
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// 加载下一页数据
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loadDevices(nextPage, false);
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// 只依赖必要的状态
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}, [hasMore, isLoading, loadDevices]);
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// 初始加载和搜索时刷新列表
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useEffect(() => {
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// 重置页码
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setCurrentPage(1)
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pageRef.current = 1
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// 加载第一页数据
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loadDevices(1, true)
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}, [searchQuery, loadDevices])
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// 无限滚动加载实现
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useEffect(() => {
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// 如果没有更多数据或者正在加载，不创建observer
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if (!hasMore || isLoading) return;
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let isMounted = true; // 追踪组件是否已挂载
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// 创建观察器观察加载点
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const observer = new IntersectionObserver(
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entries => {
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// 如果交叉了，且有更多数据，且当前不在加载状态，且组件仍然挂载
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if (entries[0].isIntersecting && hasMore && !isLoading && isMounted) {
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loadNextPage();
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}
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},
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{ threshold: 0.5 }
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)
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// 只在客户端时观察节点
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if (typeof window !== 'undefined' && observerTarget.current) {
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observer.observe(observerTarget.current)
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}
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// 清理观察器
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return () => {
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isMounted = false;
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observer.disconnect();
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}
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}, [hasMore, isLoading, loadNextPage])
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// 获取设备二维码
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const fetchDeviceQRCode = async () => {
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try {
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setIsLoadingQRCode(true)
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setQrCodeImage("") // 清空当前二维码
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console.log("正在请求二维码...");
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// 发起请求获取二维码 - 直接使用fetch避免api工具添加基础URL
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const response = await fetch('http://yi.54word.com/v1/api/device/add', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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'Accept': 'application/json'
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},
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body: JSON.stringify({})
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})
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console.log("二维码请求响应状态:", response.status);
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// 保存原始响应文本以便调试
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const responseText = await response.text();
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console.log("原始响应内容:", responseText);
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// 尝试将响应解析为JSON
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let result;
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try {
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result = JSON.parse(responseText);
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} catch (e) {
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console.error("响应不是有效的JSON:", e);
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toast({
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title: "获取二维码失败",
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description: "服务器返回的数据格式无效",
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variant: "destructive",
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});
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return;
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}
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console.log("二维码响应数据:", result);
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if (result && result.code === 200) {
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// 尝试多种可能的返回数据结构
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let qrcodeData = null;
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if (result.data?.qrCode) {
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qrcodeData = result.data.qrCode;
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console.log("找到二维码数据在 result.data.qrCode");
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} else if (result.data?.qrcode) {
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qrcodeData = result.data.qrcode;
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console.log("找到二维码数据在 result.data.qrcode");
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} else if (result.data?.image) {
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qrcodeData = result.data.image;
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console.log("找到二维码数据在 result.data.image");
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} else if (result.data?.url) {
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// 如果返回的是URL而不是base64
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qrcodeData = result.data.url;
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console.log("找到二维码URL在 result.data.url");
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setQrCodeImage(qrcodeData);
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toast({
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title: "二维码已更新",
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description: "请使用手机扫描新的二维码添加设备",
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});
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return; // 直接返回，不进行base64处理
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} else if (typeof result.data === 'string') {
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// 如果data直接是字符串
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qrcodeData = result.data;
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console.log("二维码数据直接在 result.data 字符串中");
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} else {
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console.error("无法找到二维码数据:", result);
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toast({
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title: "获取二维码失败",
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description: "返回数据格式不正确",
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variant: "destructive",
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});
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return;
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}
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// 检查数据是否为空
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if (!qrcodeData) {
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console.error("二维码数据为空");
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toast({
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title: "获取二维码失败",
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description: "服务器返回的二维码数据为空",
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variant: "destructive",
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});
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return;
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}
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console.log("处理前的二维码数据:", qrcodeData);
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// 检查是否已经是完整的data URL
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if (qrcodeData.startsWith('data:image')) {
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console.log("数据已包含data:image前缀");
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setQrCodeImage(qrcodeData);
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}
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// 检查是否是URL
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else if (qrcodeData.startsWith('http')) {
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console.log("数据是HTTP URL");
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setQrCodeImage(qrcodeData);
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}
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// 尝试作为base64处理
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else {
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try {
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// 确保base64字符串没有空格等干扰字符
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const cleanedBase64 = qrcodeData.trim();
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console.log("处理后的base64数据:", cleanedBase64.substring(0, 30) + "...");
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// 直接以图片src格式设置
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setQrCodeImage(`data:image/png;base64,${cleanedBase64}`);
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// 预加载图片，确认是否有效
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const img = new Image();
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img.onload = () => {
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console.log("二维码图片加载成功");
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};
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img.onerror = (e) => {
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console.error("二维码图片加载失败:", e);
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toast({
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title: "二维码加载失败",
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description: "服务器返回的数据无法显示为图片",
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variant: "destructive",
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});
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};
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img.src = `data:image/png;base64,${cleanedBase64}`;
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} catch (e) {
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console.error("处理base64数据出错:", e);
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toast({
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title: "获取二维码失败",
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description: "图片数据处理失败",
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variant: "destructive",
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});
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return;
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}
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}
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toast({
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title: "二维码已更新",
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description: "请使用手机扫描新的二维码添加设备",
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});
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} else {
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console.error("获取二维码失败:", result);
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toast({
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title: "获取二维码失败",
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description: result?.msg || "请稍后重试",
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variant: "destructive",
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});
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}
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} catch (error) {
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console.error("获取二维码失败", error);
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toast({
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title: "获取二维码失败",
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description: "请检查网络连接后重试",
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variant: "destructive",
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});
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} finally {
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setIsLoadingQRCode(false);
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}
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}
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// 打开添加设备模态框时获取二维码
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const handleOpenAddDeviceModal = () => {
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setIsAddDeviceOpen(true)
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setDeviceImei("")
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setDeviceName("")
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fetchDeviceQRCode()
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}
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// 通过IMEI添加设备
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const handleAddDeviceByImei = async () => {
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if (!deviceImei) {
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toast({
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title: "IMEI不能为空",
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description: "请输入有效的设备IMEI",
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variant: "destructive",
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});
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return;
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}
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try {
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setIsSubmittingImei(true);
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console.log("正在添加设备，IMEI:", deviceImei, "设备名称:", deviceName);
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// 使用api.post发送请求到/v1/devices
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const response = await fetch(`${process.env.NEXT_PUBLIC_API_BASE_URL}/v1/devices`, {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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'Accept': 'application/json',
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'Authorization': `Bearer ${localStorage.getItem('token')}`
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},
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body: JSON.stringify({
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imei: deviceImei,
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memo: deviceName
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})
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});
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console.log("添加设备响应状态:", response.status);
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// 保存原始响应文本以便调试
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const responseText = await response.text();
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console.log("原始响应内容:", responseText);
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// 尝试将响应解析为JSON
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let result;
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try {
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result = JSON.parse(responseText);
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} catch (e) {
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console.error("响应不是有效的JSON:", e);
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toast({
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title: "添加设备失败",
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description: "服务器返回的数据格式无效",
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variant: "destructive",
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});
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return;
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}
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console.log("添加设备响应:", result);
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if (result && result.code === 200) {
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toast({
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title: "设备添加成功",
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description: result.data?.msg || "设备已成功添加",
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});
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// 清空输入并关闭弹窗
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setDeviceImei("");
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setDeviceName("");
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setIsAddDeviceOpen(false);
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// 刷新设备列表
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loadDevices(1, true);
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} else {
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console.error("添加设备失败:", result);
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toast({
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title: "添加设备失败",
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description: result?.msg || "请检查设备信息是否正确",
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variant: "destructive",
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});
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}
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} catch (error) {
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console.error("添加设备请求失败:", error);
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toast({
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title: "请求失败",
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description: "网络错误，请稍后重试",
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variant: "destructive",
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});
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} finally {
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setIsSubmittingImei(false);
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}
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}
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// 刷新设备列表
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const handleRefresh = () => {
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setCurrentPage(1)
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pageRef.current = 1
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loadDevices(1, true)
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toast({
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title: "刷新成功",
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description: "设备列表已更新",
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})
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}
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// 筛选设备
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const filteredDevices = devices.filter(device => {
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const matchesStatus = statusFilter === "all" ||
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(statusFilter === "online" && device.alive === 1) ||
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(statusFilter === "offline" && device.alive === 0)
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return matchesStatus
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})
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// 处理批量删除
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const handleBatchDelete = async () => {
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if (selectedDevices.length === 0) {
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toast({
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title: "请选择设备",
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description: "您需要选择至少一个设备来执行批量删除操作",
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variant: "destructive",
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})
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return
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}
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// 这里需要实现批量删除逻辑
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// 目前只是单个删除的循环
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let successCount = 0
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for (const deviceId of selectedDevices) {
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try {
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const response = await deleteDevice(deviceId)
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if (response.code === 200) {
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successCount++
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}
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} catch (error) {
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console.error(`删除设备 ${deviceId} 失败`, error)
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}
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}
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// 删除后刷新列表
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if (successCount > 0) {
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toast({
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title: "批量删除成功",
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description: `已删除 ${successCount} 个设备`,
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})
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setSelectedDevices([])
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handleRefresh()
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} else {
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toast({
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title: "批量删除失败",
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description: "请稍后重试",
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variant: "destructive",
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})
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}
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}
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// 设备详情页跳转
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const handleDeviceClick = (deviceId: number, event: React.MouseEvent) => {
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// 判断点击事件是否来自ImeiDisplay组件或其后代元素
|
||
// 如果点击事件已经被处理（例如ImeiDisplay中已阻止传播），则不执行跳转
|
||
if (event.defaultPrevented) {
|
||
return;
|
||
}
|
||
|
||
// 如果点击的元素或其父元素有imei-display类，则不跳转
|
||
let target = event.target as HTMLElement;
|
||
while (target && target !== event.currentTarget) {
|
||
if (target.classList.contains('imei-display-area')) {
|
||
return;
|
||
}
|
||
target = target.parentElement as HTMLElement;
|
||
}
|
||
|
||
router.push(`/devices/${deviceId}`);
|
||
}
|
||
|
||
return (
|
||
<div className="flex-1 bg-gray-50 min-h-screen">
|
||
<header className="sticky top-0 z-10 bg-white border-b">
|
||
<div className="flex items-center justify-between p-4">
|
||
<div className="flex items-center space-x-3">
|
||
<Button variant="ghost" size="icon" onClick={() => router.back()}>
|
||
<ChevronLeft className="h-5 w-5" />
|
||
</Button>
|
||
<h1 className="text-lg font-medium">设备管理</h1>
|
||
</div>
|
||
<Button className="bg-blue-600 hover:bg-blue-700" onClick={handleOpenAddDeviceModal}>
|
||
<Plus className="h-4 w-4 mr-2" />
|
||
添加设备
|
||
</Button>
|
||
</div>
|
||
</header>
|
||
|
||
<div className="p-4 space-y-4">
|
||
<div className="grid grid-cols-2 gap-3">
|
||
<Card className="p-3">
|
||
<div className="text-sm text-gray-500">总设备数</div>
|
||
<div className="text-xl font-bold text-blue-600">{stats.totalDevices}</div>
|
||
</Card>
|
||
<Card className="p-3">
|
||
<div className="text-sm text-gray-500">在线设备</div>
|
||
<div className="text-xl font-bold text-green-600">{stats.onlineDevices}</div>
|
||
</Card>
|
||
</div>
|
||
|
||
<Card className="p-4">
|
||
<div className="space-y-3">
|
||
<div className="flex items-center space-x-2">
|
||
<div className="relative flex-1">
|
||
<Search className="absolute left-3 top-2.5 h-4 w-4 text-gray-400" />
|
||
<Input
|
||
placeholder="搜索设备IMEI/备注"
|
||
value={searchQuery}
|
||
onChange={(e) => setSearchQuery(e.target.value)}
|
||
className="pl-9"
|
||
/>
|
||
</div>
|
||
<Button variant="outline" size="icon">
|
||
<Filter className="h-4 w-4" />
|
||
</Button>
|
||
<Button variant="outline" size="icon" onClick={handleRefresh}>
|
||
<RefreshCw className="h-4 w-4" />
|
||
</Button>
|
||
</div>
|
||
|
||
<div className="flex items-center justify-between">
|
||
<div className="flex items-center space-x-4">
|
||
<Select value={statusFilter} onValueChange={setStatusFilter}>
|
||
<SelectTrigger className="w-[120px]">
|
||
<SelectValue placeholder="全部状态" />
|
||
</SelectTrigger>
|
||
<SelectContent>
|
||
<SelectItem value="all">全部状态</SelectItem>
|
||
<SelectItem value="online">在线</SelectItem>
|
||
<SelectItem value="offline">离线</SelectItem>
|
||
</SelectContent>
|
||
</Select>
|
||
<div className="flex items-center space-x-2">
|
||
<Checkbox
|
||
checked={selectedDevices.length === filteredDevices.length && filteredDevices.length > 0}
|
||
onCheckedChange={(checked) => {
|
||
if (checked) {
|
||
setSelectedDevices(filteredDevices.map((d) => d.id))
|
||
} else {
|
||
setSelectedDevices([])
|
||
}
|
||
}}
|
||
/>
|
||
<span className="text-sm text-gray-500">全选</span>
|
||
</div>
|
||
</div>
|
||
<Button
|
||
variant="destructive"
|
||
size="sm"
|
||
onClick={handleBatchDelete}
|
||
disabled={selectedDevices.length === 0}
|
||
>
|
||
删除
|
||
</Button>
|
||
</div>
|
||
|
||
<div className="space-y-2">
|
||
{filteredDevices.map((device) => (
|
||
<Card
|
||
key={device.id}
|
||
className="p-3 hover:shadow-md transition-shadow cursor-pointer relative"
|
||
onClick={(e) => handleDeviceClick(device.id, e)}
|
||
>
|
||
<div className="flex items-center space-x-3">
|
||
<Checkbox
|
||
checked={selectedDevices.includes(device.id)}
|
||
onCheckedChange={(checked) => {
|
||
if (checked) {
|
||
setSelectedDevices([...selectedDevices, device.id])
|
||
} else {
|
||
setSelectedDevices(selectedDevices.filter((id) => id !== device.id))
|
||
}
|
||
}}
|
||
onClick={(e) => e.stopPropagation()}
|
||
/>
|
||
<div className="flex-1 min-w-0">
|
||
<div className="flex items-center justify-between mb-1">
|
||
<div className="font-medium truncate">{device.memo}</div>
|
||
<Badge variant={device.status === "online" ? "default" : "secondary"} className="ml-2">
|
||
{device.status === "online" ? "在线" : "离线"}
|
||
</Badge>
|
||
</div>
|
||
<div className="text-sm text-gray-500 flex items-center imei-display-area">
|
||
<span className="mr-1">IMEI:</span>
|
||
<ImeiDisplay imei={device.imei} containerWidth={180} />
|
||
</div>
|
||
<div className="text-sm text-gray-500">微信号: {device.wechatId || "未绑定"}</div>
|
||
<div className="flex items-center justify-between mt-1 text-sm">
|
||
<span className="text-gray-500">好友数: {device.totalFriend}</span>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
</Card>
|
||
))}
|
||
|
||
{/* 加载更多观察点 */}
|
||
<div ref={observerTarget} className="h-10 flex items-center justify-center">
|
||
{isLoading && <div className="text-sm text-gray-500">加载中...</div>}
|
||
{!hasMore && devices.length > 0 && <div className="text-sm text-gray-500">没有更多设备了</div>}
|
||
{!hasMore && devices.length === 0 && <div className="text-sm text-gray-500">暂无设备</div>}
|
||
</div>
|
||
</div>
|
||
</div>
|
||
</Card>
|
||
</div>
|
||
|
||
{/* 添加设备对话框 */}
|
||
<Dialog open={isAddDeviceOpen} onOpenChange={setIsAddDeviceOpen}>
|
||
<DialogContent>
|
||
<DialogHeader>
|
||
<DialogTitle>添加设备</DialogTitle>
|
||
</DialogHeader>
|
||
|
||
<Tabs defaultValue="scan" value={activeTab} onValueChange={setActiveTab} className="mt-4">
|
||
<TabsList className="grid grid-cols-2 w-full">
|
||
<TabsTrigger value="scan" className="flex items-center">
|
||
<QrCode className="h-4 w-4 mr-2" />
|
||
扫码添加
|
||
</TabsTrigger>
|
||
<TabsTrigger value="manual" className="flex items-center">
|
||
<Smartphone className="h-4 w-4 mr-2" />
|
||
手动添加
|
||
</TabsTrigger>
|
||
</TabsList>
|
||
|
||
<TabsContent value="scan" className="space-y-4 py-4">
|
||
<div className="flex flex-col items-center justify-center p-6 space-y-4">
|
||
<div className="bg-white p-4 rounded-lg shadow-md border border-gray-200 w-full max-w-[280px] min-h-[280px] flex flex-col items-center justify-center">
|
||
{isLoadingQRCode ? (
|
||
<div className="flex flex-col items-center justify-center space-y-3">
|
||
<Loader2 className="h-12 w-12 animate-spin text-primary" />
|
||
<p className="text-sm text-gray-500">正在获取二维码...</p>
|
||
</div>
|
||
) : qrCodeImage ? (
|
||
<div id="qrcode-container" className="flex flex-col items-center space-y-3">
|
||
<div className="relative w-64 h-64 flex items-center justify-center">
|
||
<img
|
||
src={qrCodeImage}
|
||
alt="设备添加二维码"
|
||
className="w-full h-full object-contain"
|
||
onError={(e) => {
|
||
console.error("二维码图片加载失败");
|
||
// 隐藏图片
|
||
e.currentTarget.style.display = 'none';
|
||
// 显示错误信息
|
||
const container = document.getElementById('qrcode-container');
|
||
if (container) {
|
||
const errorEl = container.querySelector('.qrcode-error');
|
||
if (errorEl) {
|
||
errorEl.classList.remove('hidden');
|
||
}
|
||
}
|
||
}}
|
||
/>
|
||
<div className="qrcode-error hidden absolute inset-0 flex flex-col items-center justify-center text-center text-red-500 bg-white">
|
||
<AlertTriangle className="h-10 w-10 mb-2" />
|
||
<p>未能加载二维码，请点击刷新按钮重试</p>
|
||
</div>
|
||
</div>
|
||
<p className="text-sm text-center text-gray-600 mt-2">
|
||
请使用手机扫描此二维码添加设备
|
||
</p>
|
||
</div>
|
||
) : (
|
||
<div className="text-center text-gray-500">
|
||
<QrCode className="h-12 w-12 mx-auto mb-3 opacity-50" />
|
||
<p>点击下方按钮获取二维码</p>
|
||
</div>
|
||
)}
|
||
</div>
|
||
<Button
|
||
type="button"
|
||
onClick={fetchDeviceQRCode}
|
||
disabled={isLoadingQRCode}
|
||
className="w-48"
|
||
>
|
||
{isLoadingQRCode ? (
|
||
<>
|
||
<Loader2 className="mr-2 h-4 w-4 animate-spin" />
|
||
获取中...
|
||
</>
|
||
) : (
|
||
<>
|
||
<RefreshCw className="mr-2 h-4 w-4" />
|
||
刷新二维码
|
||
</>
|
||
)}
|
||
</Button>
|
||
</div>
|
||
</TabsContent>
|
||
|
||
<TabsContent value="manual" className="space-y-4 py-4">
|
||
<div className="space-y-4">
|
||
<div className="space-y-2">
|
||
<label className="text-sm font-medium">设备名称</label>
|
||
<Input
|
||
placeholder="请输入设备名称"
|
||
value={deviceName}
|
||
onChange={(e) => setDeviceName(e.target.value)}
|
||
/>
|
||
<p className="text-xs text-gray-500">
|
||
为设备添加一个便于识别的名称
|
||
</p>
|
||
</div>
|
||
<div className="space-y-2">
|
||
<label className="text-sm font-medium">设备IMEI</label>
|
||
<Input
|
||
placeholder="请输入设备IMEI"
|
||
value={deviceImei}
|
||
onChange={(e) => setDeviceImei(e.target.value)}
|
||
/>
|
||
<p className="text-xs text-gray-500">
|
||
请输入设备IMEI码，可在设备信息中查看
|
||
</p>
|
||
</div>
|
||
<div className="flex justify-end space-x-2">
|
||
<Button variant="outline" onClick={() => setIsAddDeviceOpen(false)}>
|
||
取消
|
||
</Button>
|
||
<Button
|
||
onClick={handleAddDeviceByImei}
|
||
disabled={isSubmittingImei || !deviceImei.trim()}
|
||
>
|
||
{isSubmittingImei ? (
|
||
<>
|
||
<div className="w-4 h-4 mr-2 rounded-full border-2 border-white border-t-transparent animate-spin"></div>
|
||
提交中...
|
||
</>
|
||
) : "添加"}
|
||
</Button>
|
||
</div>
|
||
</div>
|
||
</TabsContent>
|
||
</Tabs>
|
||
</DialogContent>
|
||
</Dialog>
|
||
</div>
|
||
)
|
||
}
|
||
|