import React from 'react';
import PropTypes from 'prop-types';
import { Link } from '@gatsbyjs/reach-router';
import { gettext, siteRoot, canInvitePeople, enableTC, sideNavFooterCustomHtml, additionalAppBottomLinks,
  isDocs, isPro, isDBSqlite3, customNavItems, mediaUrl } from '../utils/constants';
import { SIDE_PANEL_FOLDED_WIDTH, SUB_NAV_ITEM_HEIGHT } from '../constants';
import Tip from './side-nav-icon-tip';
import FilesSubNav from '../components/files-sub-nav';
import { seafileAPI } from '../utils/seafile-api';
import { Utils } from '../utils/utils';
import Group from '../models/group';
import toaster from './toast';


import '../css/main-side-nav-folded.css';

const propTypes = {
  currentTab: PropTypes.oneOfType([PropTypes.string, PropTypes.number]).isRequired,
  tabItemClick: PropTypes.func.isRequired,
  toggleFoldSideNav: PropTypes.func
};

class MainSideNavFolded extends React.Component {

  constructor(props) {
    super(props);
    this.state = {
      groupItems: [],
      isFilesSubNavShown: false
    };
  }

  componentDidMount() {
    document.addEventListener('click', this.handleOutsideClick);
  }

  componentWillUnmount() {
    document.removeEventListener('click', this.handleOutsideClick);
  }

  handleOutsideClick = (e) => {
    const { isFilesSubNavShown } = this.state;
    if (isFilesSubNavShown && !this.filesSubNav.contains(e.target)) {
      this.toggleSubNav();
    }
  };

  toggleSubNav = () => {
    this.setState({
      isFilesSubNavShown: !this.state.isFilesSubNavShown
    }, () => {
      if (this.state.isFilesSubNavShown) {
        this.loadGroups();
      }
    });
  };

  tabItemClick = (e, param, id) => {
    if (window.uploader &&
      window.uploader.isUploadProgressDialogShow &&
      window.uploader.totalProgress !== 100) {
      if (!window.confirm(gettext('A file is being uploaded. Are you sure you want to leave this page?'))) {
        e.preventDefault();
        return false;
      }
      window.uploader.isUploadProgressDialogShow = false;
    }
    this.props.tabItemClick(param, id);

    if (this.props.currentTab == 'libraries' && param == 'libraries') {
      e.stopPropagation();
      this.toggleSubNav();
    } else {
      this.setState({
        isFilesSubNavShown: false
      });
    }
  };

  getActiveClass = (tab) => {
    return this.props.currentTab === tab ? 'active' : '';
  };

  loadGroups = () => {
    seafileAPI.listGroups().then(res => {
      let groupList = res.data.map(item => {
        let group = new Group(item);
        return group;
      });

      this.setState({
        groupItems: groupList.sort((a, b) => {
          return a.name.toLowerCase() < b.name.toLowerCase() ? -1 : 1;
        })
      });
    }).catch(error => {
      let errMessage = Utils.getErrorMsg(error);
      toaster.danger(errMessage);
    });
  };

  render() {
    let showActivity = isDocs || isPro || !isDBSqlite3;
    const { groupItems, isFilesSubNavShown } = this.state;
    return (
      <div className="side-nav side-nav-folded">
        <div className={'side-nav-con d-flex flex-column'}>
          <ul className="nav nav-pills flex-column nav-container">

            <li className={`nav-item flex-column ${this.getActiveClass('libraries')}`}>
              <Link to={ siteRoot + 'libraries/' } className={`nav-link ellipsis ${this.getActiveClass('libraries')}`} onClick={(e) => this.tabItemClick(e, 'libraries')}>
                <span className="sf3-font-files sf3-font mr-0" aria-hidden="true" id="main-side-nav-folded-files"></span>
                <Tip target="main-side-nav-folded-files" text={gettext('Files')} />
              </Link>
              {isFilesSubNavShown &&
              <ul
                id="files-sub-nav"
                className="sub-nav position-fixed rounded border shadow p-4 o-auto"
                style={{
                  'left': SIDE_PANEL_FOLDED_WIDTH + 4,
                  'maxHeight': SUB_NAV_ITEM_HEIGHT * 10 + 16 * 2
                }}
                ref={ref => this.filesSubNav = ref}
              >
                <FilesSubNav
                  groupItems={groupItems}
                  tabItemClick={this.tabItemClick}
                  currentTab={this.props.currentTab}
                />
              </ul>
              }
            </li>

            <li className={`nav-item ${this.getActiveClass('starred')}`}>
              <Link className={`nav-link ellipsis ${this.getActiveClass('starred')}`} to={siteRoot + 'starred/'} onClick={(e) => this.tabItemClick(e, 'starred')}>
                <span className="sf3-font-starred sf3-font mr-0" aria-hidden="true" id="main-side-nav-folded-starred"></span>
                <Tip target="main-side-nav-folded-starred" text={gettext('Favorites')} />
              </Link>
            </li>

            {showActivity &&
              <>
                <li className={`nav-item ${this.getActiveClass('dashboard')}`}>
                  <Link className={`nav-link ellipsis ${this.getActiveClass('dashboard')}`} to={siteRoot + 'dashboard/'} onClick={(e) => this.tabItemClick(e, 'dashboard')}>
                    <span className="sf3-font-activities sf3-font mr-0" aria-hidden="true" id="main-side-nav-folded-dashboard"></span>
                    <Tip target="main-side-nav-folded-dashboard" text={gettext('Activities')} />
                  </Link>
                </li>
              </>
            }

            <li className={`nav-item ${this.getActiveClass('published')}`}>
              <Link className={`nav-link ellipsis ${this.getActiveClass('published')}`} to={siteRoot + 'published/'} onClick={(e) => this.tabItemClick(e, 'published')}>
                <span className="sf3-font-wiki sf3-font mr-0" aria-hidden="true" id="main-side-nav-folded-wikis"></span>
                <Tip target="main-side-nav-folded-wikis" text={gettext('Wikis')} />
              </Link>
            </li>

            {canInvitePeople &&
              <li className={`nav-item ${this.getActiveClass('invitations')}`}>
                <Link className={`nav-link ellipsis ${this.getActiveClass('invitations')}`} to={siteRoot + 'invitations/'} onClick={(e) => this.tabItemClick(e, 'invitations')}>
                  <span className="sf3-font-invite-visitors sf3-font mr-0" aria-hidden="true" id="main-side-nav-folded-invitations"></span>
                  <Tip target="main-side-nav-folded-invitations" text={gettext('Invite Guest')} />
                </Link>
              </li>
            }

            {customNavItems &&
              customNavItems.map((item, idx) => {
                return (
                  <li key={idx} className='nav-item'>
                    <a href={item.link} className="nav-link ellipsis" title={item.desc}>
                      <span className={item.icon} aria-hidden="true" title={item.desc}></span>
                    </a>
                  </li>
                );
              })
            }
          </ul>

          {sideNavFooterCustomHtml ?
            <div className='side-nav-footer' dangerouslySetInnerHTML={{ __html: sideNavFooterCustomHtml }}></div>
            :
            <ul className="nav nav-pills flex-column nav-container">
              <li className='nav-item'>
                <a className={'nav-link'} href={siteRoot + 'help/'} title={gettext('Help')}>
                  <span className="sf3-font-help sf3-font mr-0" aria-hidden="true" id="main-side-nav-folded-help"></span>
                  <Tip target="main-side-nav-folded-help" text={gettext('Help')} />
                </a>
              </li>
              {enableTC &&
                <>
                  <li className='nav-item'>
                    <a href={`${siteRoot}terms/`} className="nav-link">
                      <span className="sf3-font-terms sf3-font mr-0" aria-hidden="true" id="main-side-nav-folded-terms"></span>
                      <Tip target="main-side-nav-folded-terms" text={gettext('Terms')} />
                    </a>
                  </li>
                </>
              }
              {additionalAppBottomLinks && (
                <>
                  {Object.keys(additionalAppBottomLinks).map((key, index) => {
                    return (
                      <a className="nav-link" href={additionalAppBottomLinks[key]}>
                        <span className="sf3-font-terms sf3-font mr-0" aria-hidden="true"></span>
                      </a>
                    );
                  })}
                </>
              )}
              <li className='nav-item'>
                <a href={siteRoot + 'download_client_program/'} className="nav-link">
                  <span className="sf3-font-devices sf3-font mr-0" aria-hidden="true" id="main-side-nav-folded-clients"></span>
                  <Tip target="main-side-nav-folded-clients" text={gettext('Clients')} />
                </a>
              </li>
            </ul>
          }
          <div
            className="side-nav-bottom-toolbar d-none d-md-flex mt-auto px-2 rounded flex-shrink-0 align-items-center"
            onClick={this.props.toggleFoldSideNav}
          >
            <img src={`${mediaUrl}img/open-sidebar.svg`} width="20" alt="" title={gettext('Unfold the sidebar')} />
          </div>
        </div>
      </div>
    );
  }
}

MainSideNavFolded.propTypes = propTypes;

export default MainSideNavFolded;