add front end code (#27)

web/src/layouts/index.tsx

@@ -0,0 +1,74 @@
+import React, { useEffect, useState } from 'react';
+import { history, Outlet, useLocation, useNavigate } from 'umi';
+import { useTranslation, Trans } from 'react-i18next'
+import classnames from 'classnames'
+import '../locales/config';
+import logo from '@/assets/logo.png'
+import {
+  RedditOutlined
+} from '@ant-design/icons';
+import { Layout, Button, theme, Space, } from 'antd';
+import styles from './index.less'
+import User from './components/user'
+import { head } from 'lodash';
+
+const { Header, Content } = Layout;
+
+const App: React.FC = (props) => {
+  const { t } = useTranslation()
+  const navigate = useNavigate()
+  const {
+    token: { colorBgContainer, borderRadiusLG },
+  } = theme.useToken();
+  const [current, setCurrent] = useState('knowledge');
+
+  const location = useLocation();
+  useEffect(() => {
+    if (location.pathname !== '/') {
+      const path = location.pathname.split('/')
+      setCurrent(path[1]);
+    }
+    console.log(location.pathname.split('/'))
+  }, [location.pathname])
+
+  const handleChange = (path: string) => {
+    setCurrent(path)
+    navigate(path);
+  };
+  const tagsData = [{ path: '/knowledge', name: 'knowledge' }, { path: '/chat', name: 'chat' }, { path: '/file', name: 'file' }];
+
+  return (
+    <Layout className={styles.layout} >
+      <Layout>
+        <Header style={{ padding: '0 8px', background: colorBgContainer, display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
+
+          <img src={logo} alt="" style={{ height: 30, width: 30 }} />
+          <Space size={[0, 8]} wrap>
+            {tagsData.map((item) =>
+            (<span key={item.name} className={classnames(styles['tag'], {
+              [styles['checked']]: current === item.name
+            })} onClick={() => handleChange(item.path)}>
+              {item.name}
+            </span>)
+            )}
+          </Space>
+          <User ></User>
+        </Header>
+        <Content
+          style={{
+            margin: '24px 16px',
+
+            minHeight: 280,
+            background: colorBgContainer,
+            borderRadius: borderRadiusLG,
+            overflow: 'auto'
+          }}
+        >
+          <Outlet />
+        </Content>
+      </Layout>
+    </Layout >
+  );
+};
+
+export default App;