服务器反向代理的作用与实现

import React from 'react';
import { PieChart, Pie, Cell, Legend, Tooltip } from 'recharts';

const data = [
  { name: 'A', value: 400 },
  { name: 'B', value: 300 },
  { name: 'C', value: 200 },
  { name: 'D', value: 100 },
];

const colors = ['#0088FE', '#00C49F', '#FFBB28', '#FF8042'];

const PieChartComponent = () => {
  return (
    <PieChart width={400} height={400}>
      <Pie
        data={data}
        dataKey="value"
        nameKey="name"
        cx="50%"
        cy="50%"
        outerRadius={80}
        fill="#8884d8"
        label
      >
        {data.map((entry, index) => (
          <Cell key={`cell-${index}`} fill={colors[index % colors.length]} />
        ))}
      </Pie>
      <Legend verticalAlign="bottom" height={36} />
      <Tooltip />
    </PieChart>
  );
};

export default PieChartComponent;