'use strict';

import React from 'react';
import { Link } from 'react-router';

import { getLangText } from '../../utils/lang_utils';


let AccordionList = React.createClass({
    propTypes: {
        children: React.PropTypes.arrayOf(React.PropTypes.element).isRequired,
        loadingElement: React.PropTypes.element.isRequired,

        className: React.PropTypes.string,
        count: React.PropTypes.number,
        itemList: React.PropTypes.arrayOf(React.PropTypes.object),
        search: React.PropTypes.string,
        searchFor: React.PropTypes.func
    },

    clearSearch() {
        this.props.searchFor('');
    },

    render() {
        const { search } = this.props;

        if (this.props.itemList && this.props.itemList.length > 0) {
            return (
                <div className={this.props.className}>
                    {this.props.children}
                </div>
            );
        } else if(this.props.count === 0 && !search) {
            return (
                <div className="ascribe-accordion-list-placeholder">
                    <p className="text-center">
                        {getLangText('We could not find any works related to you...')}
                    </p>
                    <p className="text-center">
                        {getLangText('To register one, click')}&nbsp;
                        <Link to="/register_piece">{getLangText('here')}</Link>!
                    </p>
                </div>
            );
        } else if(this.props.count === 0 && search) {
            return (
                <div className="ascribe-accordion-list-placeholder">
                    <p className="text-center">
                        {getLangText('We could not find any works related to you...')}
                    </p>
                    <p className="text-center">
                        {getLangText('You\'re filtering by the search keyword: \'%s\' ', search)}
                    </p>
                    <p className="text-center">
                        <button className="btn btn-sm btn-default" onClick={this.clearSearch}>{getLangText('Clear search')}</button>
                    </p>
                </div>
            );
        } else {
            return (
                <div className={this.props.className + ' ascribe-loading-position'}>
                    {this.props.loadingElement}
                </div>
            );
        }
    }
});

export default AccordionList;