zhang1106
f2327ea3f1
refactor(components): 使用React.memo和useCallback优化组件渲染 feat(cache): 添加API缓存管理功能 perf(build): 配置Vite构建优化选项 style: 提取工具函数减少重复代码 chore: 添加懒加载和Suspense支持
409 lines
11 KiB
React
409 lines
11 KiB
React
import React, { useState, useEffect, useCallback, useMemo } from 'react';
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import { Card, Row, Col, Statistic, message, Button, Tag } from 'antd';
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import {
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DatabaseOutlined,
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CloudServerOutlined,
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WarningOutlined,
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PoweroffOutlined,
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HomeOutlined,
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SettingOutlined,
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ArrowUpOutlined,
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ArrowDownOutlined,
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DashboardOutlined,
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ReloadOutlined
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} from '@ant-design/icons';
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import axios from 'axios';
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const theme = {
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primary: '#1890ff',
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primaryDark: '#096dd9',
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secondary: '#722ed1',
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success: '#52c41a',
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warning: '#faad14',
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error: '#ff4d4f',
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background: 'linear-gradient(135deg, #667eea 0%, #764ba2 100%)',
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cardBg: 'rgba(255, 255, 255, 0.95)',
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textPrimary: '#262626',
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textSecondary: '#8c8c8c'
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};
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const containerStyle = {
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minHeight: '100vh',
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background: 'linear-gradient(135deg, #e3f2fd 0%, #f3e5f5 100%)',
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padding: '24px'
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};
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const headerStyle = {
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textAlign: 'center',
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marginBottom: '32px'
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};
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const titleStyle = {
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fontSize: '2.5rem',
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fontWeight: '700',
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background: theme.background,
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WebkitBackgroundClip: 'text',
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WebkitTextFillColor: 'transparent',
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margin: '0 0 8px 0'
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};
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const subtitleStyle = {
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fontSize: '1.1rem',
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color: theme.textSecondary,
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margin: '0'
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};
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const statCardStyle = {
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borderRadius: '16px',
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border: 'none',
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boxShadow: '0 4px 16px rgba(24, 144, 255, 0.1)',
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background: theme.cardBg,
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backdropFilter: 'blur(10px)',
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transition: 'all 0.3s cubic-bezier(0.4, 0, 0.2, 1)',
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position: 'relative',
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overflow: 'hidden',
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cursor: 'pointer'
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};
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const systemOverviewStyle = {
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marginTop: '32px'
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};
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const overviewCardStyle = {
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borderRadius: '20px',
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border: 'none',
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boxShadow: '0 8px 32px rgba(24, 144, 255, 0.15)',
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background: theme.cardBg,
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backdropFilter: 'blur(10px)'
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};
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const welcomeSectionStyle = {
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background: theme.background,
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borderRadius: '12px',
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padding: '20px',
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textAlign: 'center',
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color: 'white',
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marginBottom: '24px'
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};
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const navigationGridStyle = {
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display: 'grid',
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gridTemplateColumns: 'repeat(auto-fit, minmax(160px, 1fr))',
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gap: '16px',
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marginBottom: '24px'
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};
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const navButtonStyle = {
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height: 'auto',
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padding: '20px 16px',
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borderRadius: '12px',
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border: '2px solid rgba(24, 144, 255, 0.1)',
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background: 'rgba(24, 144, 255, 0.02)',
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transition: 'all 0.3s ease',
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display: 'flex',
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flexDirection: 'column',
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alignItems: 'center',
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gap: '8px'
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};
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const navIconStyle = {
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fontSize: '2rem',
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color: theme.primary
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};
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const navTextStyle = {
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fontSize: '0.95rem',
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fontWeight: '600',
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color: theme.textPrimary
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};
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const systemInfoStyle = {
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background: 'linear-gradient(135deg, #e8f4fd 0%, #f0f9ff 100%)',
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borderRadius: '12px',
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padding: '16px',
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border: '1px solid rgba(24, 144, 255, 0.1)'
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};
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const navButtonsData = [
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{ key: 'devices', icon: CloudServerOutlined, text: '设备管理', path: '/devices' },
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{ key: 'racks', icon: DatabaseOutlined, text: '资源规划', path: '/racks' },
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{ key: 'faults', icon: WarningOutlined, text: '故障监控', path: '/faults' },
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{ key: 'settings', icon: SettingOutlined, text: '系统配置', path: '/settings' }
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];
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const createTrendStyle = (trend) => ({
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display: 'flex',
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alignItems: 'center',
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fontSize: '0.875rem',
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fontWeight: '500',
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color: trend > 0 ? theme.success : theme.error,
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marginTop: '8px'
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});
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const createStatCardBg = (color) => ({
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position: 'absolute',
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top: '0',
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right: '0',
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width: '60px',
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height: '60px',
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background: `linear-gradient(135deg, ${color} 0%, ${color}99 100%)`,
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borderRadius: '50%',
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opacity: '0.1'
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});
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function Dashboard() {
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const [stats, setStats] = useState({
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totalDevices: 0,
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totalRacks: 0,
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totalRooms: 0,
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faultDevices: 0,
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deviceGrowth: 2.5,
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faultTrend: -12.3
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});
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const [loading, setLoading] = useState(true);
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const fetchStats = useCallback(async () => {
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try {
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setLoading(true);
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const [devicesRes, racksRes, roomsRes] = await Promise.all([
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axios.get('/api/devices', { params: { pageSize: 1 } }),
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axios.get('/api/racks', { params: { pageSize: 1 } }),
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axios.get('/api/rooms')
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]);
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const totalDevices = devicesRes.data.total || 0;
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const totalRacks = racksRes.data.total || 0;
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const rooms = roomsRes.data || [];
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const totalRooms = rooms.length;
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let faultDevices = 0;
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if (totalDevices > 0) {
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try {
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const faultRes = await axios.get('/api/devices/count', {
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params: { status: 'fault' }
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});
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faultDevices = faultRes.data.count || 0;
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} catch {
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faultDevices = 0;
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}
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}
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setStats({
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totalDevices,
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totalRacks,
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totalRooms,
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faultDevices,
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deviceGrowth: 2.5,
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faultTrend: -12.3
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});
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} catch (error) {
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message.error('获取统计数据失败');
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console.error('获取统计数据失败:', error);
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} finally {
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setLoading(false);
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}
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}, []);
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useEffect(() => {
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fetchStats();
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}, [fetchStats]);
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const handleNavHover = useCallback((e, isEnter) => {
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if (isEnter) {
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e.currentTarget.style.borderColor = theme.primary;
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e.currentTarget.style.background = 'rgba(24, 144, 255, 0.1)';
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e.currentTarget.style.transform = 'translateY(-2px)';
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} else {
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e.currentTarget.style.borderColor = 'rgba(24, 144, 255, 0.1)';
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e.currentTarget.style.background = 'rgba(24, 144, 255, 0.02)';
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e.currentTarget.style.transform = 'translateY(0)';
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}
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}, []);
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const handleRefresh = useCallback(() => {
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fetchStats();
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}, [fetchStats]);
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const statCards = useMemo(() => [
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{
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key: 'devices',
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xs: 24, sm: 12, lg: 6,
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icon: CloudServerOutlined,
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color: '#1890ff',
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statKey: 'totalDevices',
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title: '总设备数',
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trend: stats.deviceGrowth,
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tagColor: 'blue'
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},
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{
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key: 'racks',
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xs: 24, sm: 12, lg: 6,
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icon: DatabaseOutlined,
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color: '#722ed1',
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statKey: 'totalRacks',
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title: '总机柜数',
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trend: 0,
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tagColor: 'green',
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customStatus: true
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},
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{
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key: 'rooms',
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xs: 24, sm: 12, lg: 6,
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icon: HomeOutlined,
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color: '#52c41a',
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statKey: 'totalRooms',
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title: '总机房数',
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trend: 0,
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tagColor: 'green',
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customStatus: true
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},
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{
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key: 'faults',
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xs: 24, sm: 12, lg: 6,
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icon: WarningOutlined,
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color: '#ff4d4f',
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statKey: 'faultDevices',
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title: '故障设备',
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trend: stats.faultTrend,
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tagColor: 'red'
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}
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], [stats.deviceGrowth, stats.faultTrend]);
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const renderStatCard = useCallback((config) => {
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const { icon: Icon, color, statKey, title, trend, tagColor, customStatus, xs, sm, lg } = config;
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const colProps = { xs, sm, lg };
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return (
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<Col key={statKey} {...colProps}>
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<Card style={statCardStyle}>
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<div style={{ position: 'relative' }}>
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<div style={createStatCardBg(color)} />
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<Statistic
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title={
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<span style={{ fontSize: '0.95rem', fontWeight: '600', color: theme.textSecondary }}>
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{title}
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</span>
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}
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value={stats[statKey]}
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prefix={<Icon style={{ color, fontSize: '1.2rem' }} />}
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valueStyle={{
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fontSize: '2rem',
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fontWeight: '700',
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color: theme.textPrimary,
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marginBottom: '8px'
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}}
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loading={loading}
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/>
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{customStatus ? (
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statKey === 'totalRacks' ? (
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<div style={{ display: 'flex', alignItems: 'center', fontSize: '0.875rem', color: theme.success }}>
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<PoweroffOutlined style={{ marginRight: '4px' }} />
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<span>正常运行</span>
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</div>
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) : (
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<div style={{ display: 'flex', alignItems: 'center', fontSize: '0.875rem', color: theme.success }}>
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<span style={{ width: '8px', height: '8px', background: theme.success, borderRadius: '50%', marginRight: '8px' }} />
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<span>全部在线</span>
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</div>
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)
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) : (
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<div style={createTrendStyle(trend)}>
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{trend > 0 ? <ArrowUpOutlined /> : <ArrowDownOutlined />}
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<span style={{ marginLeft: '4px' }}>{Math.abs(trend)}%</span>
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<Tag color={tagColor} style={{ marginLeft: '8px', fontSize: '0.75rem' }}>本月</Tag>
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</div>
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)}
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</div>
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</Card>
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</Col>
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);
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}, [stats, loading]);
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const navButtons = useMemo(() => navButtonsData.map(({ key, icon: Icon, text }) => (
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<Button
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key={key}
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type="text"
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style={navButtonStyle}
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onMouseEnter={(e) => handleNavHover(e, true)}
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onMouseLeave={(e) => handleNavHover(e, false)}
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>
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<Icon style={navIconStyle} />
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<span style={navTextStyle}>{text}</span>
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</Button>
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)), [handleNavHover]);
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const systemInfo = useMemo(() => (
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<div style={systemInfoStyle}>
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<div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
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<div>
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<p style={{ margin: '0', fontSize: '0.95rem', color: theme.textPrimary, fontWeight: '500' }}>
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<strong>系统版本：</strong> v1.0.0
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</p>
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<p style={{ margin: '4px 0 0 0', fontSize: '0.85rem', color: theme.textSecondary }}>
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<strong>最后更新：</strong>{new Date().toLocaleDateString()}
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</p>
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</div>
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<Button
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type="primary"
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icon={<ReloadOutlined />}
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size="small"
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onClick={handleRefresh}
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style={{ background: theme.primary, borderColor: theme.primary }}
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>
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刷新数据
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</Button>
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</div>
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</div>
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), [handleRefresh]);
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return (
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<div style={containerStyle}>
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<div style={headerStyle}>
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<h1 style={titleStyle}>
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<DashboardOutlined style={{ marginRight: '12px' }} />
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IDC设备管理系统
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</h1>
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<p style={subtitleStyle}>实时监控 • 智能管理 • 高效运维</p>
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</div>
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<Row gutter={[24, 24]} style={{ marginBottom: '32px' }}>
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{statCards.map(renderStatCard)}
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</Row>
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<div style={systemOverviewStyle}>
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<Card style={overviewCardStyle}>
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<div style={{ padding: '24px' }}>
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<div style={welcomeSectionStyle}>
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<h2 style={{
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fontSize: '1.5rem',
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fontWeight: '600',
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margin: '0 0 8px 0',
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color: 'white'
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}}>
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欢迎使用IDC设备管理系统
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</h2>
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<p style={{
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fontSize: '1rem',
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margin: '0',
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opacity: '0.9',
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color: 'white'
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}}>
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专业的机房设备管理解决方案
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</p>
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</div>
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<div style={navigationGridStyle}>
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{navButtons}
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</div>
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{systemInfo}
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</div>
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</Card>
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</div>
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</div>
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);
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}
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export default React.memo(Dashboard);
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