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import HeaderBar from './HeaderBar.js';
import { Layout } from '@douyinfe/semi-ui';
import SiderBar from './SiderBar.js';
import App from '../App.js';
import FooterBar from './Footer.js';
import { ToastContainer } from 'react-toastify';
import React, { useContext, useEffect } from 'react';
import { StyleContext } from '../context/Style/index.js';
import { useTranslation } from 'react-i18next';
import { API, getLogo, getSystemName, showError } from '../helpers/index.js';
import { setStatusData } from '../helpers/data.js';
import { UserContext } from '../context/User/index.js';
import { StatusContext } from '../context/Status/index.js';
const { Sider, Content, Header, Footer } = Layout;


const PageLayout = () => {
  const [userState, userDispatch] = useContext(UserContext);
  const [statusState, statusDispatch] = useContext(StatusContext);
  const [styleState, styleDispatch] = useContext(StyleContext);
  const { i18n } = useTranslation();

  const loadUser = () => {
    let user = localStorage.getItem('user');
    if (user) {
      let data = JSON.parse(user);
      userDispatch({ type: 'login', payload: data });
    }
  };

  const loadStatus = async () => {
    try {
      const res = await API.get('/api/status');
      const { success, data } = res.data;
      if (success) {
        statusDispatch({ type: 'set', payload: data });
        setStatusData(data);
      } else {
        showError('Unable to connect to server');
      }
    } catch (error) {
      showError('Failed to load status');
    }
  };

  useEffect(() => {
    loadUser();
    loadStatus().catch(console.error);
    let systemName = getSystemName();
    if (systemName) {
      document.title = systemName;
    }
    let logo = getLogo();
    if (logo) {
      let linkElement = document.querySelector("link[rel~='icon']");
      if (linkElement) {
        linkElement.href = logo;
      }
    }
    // 从localStorage获取上次使用的语言
    const savedLang = localStorage.getItem('i18nextLng');
    if (savedLang) {
      i18n.changeLanguage(savedLang);
    }
    
    // 默认显示侧边栏
    styleDispatch({ type: 'SET_SIDER', payload: true });
  }, [i18n]);

  // 获取侧边栏折叠状态
  const isSidebarCollapsed = localStorage.getItem('default_collapse_sidebar') === 'true';

  return (
    <Layout style={{ 

      height: '100vh', 

      display: 'flex', 

      flexDirection: 'column',

      overflow: styleState.isMobile ? 'visible' : 'hidden'

    }}>

      <Header style={{ 

        padding: 0, 

        height: 'auto', 

        lineHeight: 'normal', 

        position: styleState.isMobile ? 'sticky' : 'fixed',

        width: '100%', 

        top: 0, 

        zIndex: 100,

        boxShadow: '0 1px 6px rgba(0, 0, 0, 0.08)'

      }}>

        <HeaderBar />

      </Header>

      <Layout style={{ 

        marginTop: styleState.isMobile ? '0' : '56px',

        height: styleState.isMobile ? 'auto' : 'calc(100vh - 56px)',

        overflow: styleState.isMobile ? 'visible' : 'auto',

        display: 'flex',

        flexDirection: 'column'

      }}>

        {styleState.showSider && (

          <Sider style={{

            position: 'fixed',

            left: 0,

            top: '56px',

            zIndex: 99,

            background: 'var(--semi-color-bg-1)',

            boxShadow: '0 2px 8px rgba(0, 0, 0, 0.15)',

            border: 'none',

            paddingRight: '0',

            height: 'calc(100vh - 56px)',

          }}>

            <SiderBar />

          </Sider>

        )}

        <Layout style={{ 

          marginLeft: styleState.isMobile ? '0' : (styleState.showSider ? (styleState.siderCollapsed ? '60px' : '200px') : '0'),

          transition: 'margin-left 0.3s ease',

          flex: '1 1 auto',

          display: 'flex',

          flexDirection: 'column'

        }}>

          <Content

            style={{ 

              flex: '1 0 auto',

              overflowY: styleState.isMobile ? 'visible' : 'auto',

              WebkitOverflowScrolling: 'touch',

              padding: styleState.shouldInnerPadding? '24px': '0',

              position: 'relative',

              marginTop: styleState.isMobile ? '2px' : '0',

            }}

          >

            <App />

          </Content>

          <Layout.Footer style={{ 

            flex: '0 0 auto',

            width: '100%'

          }}>

            <FooterBar />

          </Layout.Footer>

        </Layout>

      </Layout>

      <ToastContainer />

    </Layout>
  )
}

export default PageLayout;