shimai
2026-04-03 e4dfe9f17d64d016376872b786d2987805ee41ef
web-app/src/components/common/AppHeader.jsx
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/**
 * AppHeader 组件 - 蓝色顶部导航栏
 * 包含系统名称、通知图标、调解员信息
 */
import React, { useState, useCallback } from 'react';
import { Badge, Popover, List, Avatar } from 'antd';
import { BellOutlined, UserOutlined } from '@ant-design/icons';
import { getMergedParams } from '../../utils/urlParams';
import './AppHeader.css';
// 默认头像
const DEFAULT_AVATAR = '/app_logo.png';
/**
 * 从URL参数获取调解员信息
 */
const getMediatorInfo = () => {
  const params = getMergedParams();
  return {
    trueName: params.trueName || '调解员',
    unit: params.unit || '',
    roleName: params.roleName || '管理员',
    avatar: params.avatar || ''
  };
};
/**
 * 通知列表组件
 */
const NotificationList = ({ notifications, onClose }) => {
  if (!notifications?.length) {
    return (
      <div className="notification-empty">
        <span>暂无新通知</span>
      </div>
    );
  }
  return (
    <List
      className="notification-list"
      dataSource={notifications}
      renderItem={(item) => (
        <List.Item className="notification-item">
          <div className="notification-content">
            <span className="notification-text">{item.content || item.title}</span>
            <span className="notification-time">{item.create_time || item.time}</span>
          </div>
        </List.Item>
      )}
    />
  );
};
/**
 * AppHeader 主组件
 */
const AppHeader = ({ notifications = [] }) => {
  const [popoverVisible, setPopoverVisible] = useState(false);
  const mediatorInfo = getMediatorInfo();
  // 处理Popover显示状态
  const handlePopoverChange = useCallback((visible) => {
    setPopoverVisible(visible);
  }, []);
  // 渲染通知图标和气泡
  const renderNotificationIcon = () => (
    <Badge count={notifications.length} offset={[-2, 2]} size="small">
      <BellOutlined className="header-bell-icon" />
    </Badge>
  );
  // 渲染调解员信息
  const renderMediatorInfo = () => (
    <div className="header-mediator">
      <Avatar
        src={mediatorInfo.avatar || DEFAULT_AVATAR}
        icon={!mediatorInfo.avatar && <UserOutlined />}
        className="mediator-avatar"
      />
      <div className="mediator-details">
        <span className="mediator-name">{mediatorInfo.trueName}</span>
        <span className="mediator-role">
          {mediatorInfo.unit && `${mediatorInfo.unit} | `}{mediatorInfo.roleName}
        </span>
      </div>
      <span className="mediator-status-dot" />
    </div>
  );
  return (
    <header className="app-header">
      {/* 左侧:系统名称 */}
      <div className="header-left">
        <span className="header-title">矛盾纠纷应用</span>
      </div>
      {/* 右侧:通知+调解员信息 */}
      <div className="header-right">
        {/* 通知图标 */}
        <Popover
          content={<NotificationList notifications={notifications} />}
          title="系统通知"
          trigger="click"
          open={popoverVisible}
          onOpenChange={handlePopoverChange}
          placement="bottomRight"
          overlayClassName="notification-popover"
        >
          <div className="header-notification">
            {renderNotificationIcon()}
          </div>
        </Popover>
        {/* 调解员信息 */}
        {renderMediatorInfo()}
      </div>
    </header>
  );
};
export default AppHeader;