/**
 * ASL模块布局组件
 * 
 * 左侧导航栏 + 右侧内容区
 * 参考原型：AI智能文献-标题摘要初筛原型.html
 */

import { Layout, Menu } from 'antd';
import { Outlet, useNavigate, useLocation } from 'react-router-dom';
import {
  FileTextOutlined,
  SearchOutlined,
  FolderOpenOutlined,
  FilterOutlined,
  FileSearchOutlined,
  DatabaseOutlined,
  BarChartOutlined,
  SettingOutlined,
  CheckSquareOutlined,
  UnorderedListOutlined,
} from '@ant-design/icons';
import type { MenuProps } from 'antd';

const { Sider, Content } = Layout;

type MenuItem = Required<MenuProps>['items'][number];

const ASLLayout = () => {
  const navigate = useNavigate();
  const location = useLocation();

  // 菜单项配置
  const menuItems: MenuItem[] = [
    {
      key: 'research-plan',
      icon: <FileTextOutlined />,
      label: '1. 研究方案生成',
      disabled: true,
      title: '敬请期待'
    },
    {
      key: 'literature-search',
      icon: <SearchOutlined />,
      label: '2. 智能文献检索',
      disabled: true,
      title: '敬请期待'
    },
    {
      key: 'literature-management',
      icon: <FolderOpenOutlined />,
      label: '3. 文献管理',
      disabled: true,
      title: '敬请期待'
    },
    {
      key: 'title-screening',
      icon: <FilterOutlined />,
      label: '4. 标题摘要初筛',
      children: [
        {
          key: '/literature/screening/title/settings',
          icon: <SettingOutlined />,
          label: '设置与启动',
        },
        {
          key: '/literature/screening/title/workbench',
          icon: <CheckSquareOutlined />,
          label: '审核工作台',
        },
        {
          key: '/literature/screening/title/results',
          icon: <UnorderedListOutlined />,
          label: '初筛结果',
        },
      ],
    },
    {
      key: 'fulltext-screening',
      icon: <FileSearchOutlined />,
      label: '5. 全文复筛',
      disabled: true,
      title: '敬请期待'
    },
    {
      key: 'data-extraction',
      icon: <DatabaseOutlined />,
      label: '6. 全文解析与数据提取',
      disabled: true,
      title: '敬请期待'
    },
    {
      key: 'data-analysis',
      icon: <BarChartOutlined />,
      label: '7. 数据综合分析与报告',
      disabled: true,
      title: '敬请期待'
    },
  ];

  // 处理菜单点击
  const handleMenuClick: MenuProps['onClick'] = ({ key }) => {
    if (key.startsWith('/')) {
      navigate(key);
    }
  };

  // 获取当前选中的菜单项和展开的子菜单
  const currentPath = location.pathname;
  const selectedKeys = [currentPath];
  const openKeys = currentPath.includes('screening/title') ? ['title-screening'] : [];

  return (
    <Layout className="h-screen">
      {/* 左侧导航栏 */}
      <Sider
        width={250}
        className="bg-gray-50 border-r border-gray-200"
        theme="light"
      >
        <div className="p-4 border-b border-gray-200">
          <h2 className="text-lg font-bold text-gray-800">
            <FilterOutlined className="mr-2" />
            AI智能文献
          </h2>
          <p className="text-xs text-gray-500 mt-1">
            标题摘要初筛 MVP
          </p>
        </div>
        
        <Menu
          mode="inline"
          selectedKeys={selectedKeys}
          defaultOpenKeys={openKeys}
          items={menuItems}
          onClick={handleMenuClick}
          className="border-none"
          style={{ height: 'calc(100vh - 80px)', overflowY: 'auto' }}
        />
      </Sider>

      {/* 右侧内容区 */}
      <Layout>
        <Content className="bg-white overflow-auto">
          <Outlet />
        </Content>
      </Layout>
    </Layout>
  );
};

export default ASLLayout;