/**
 * @file ColGroup component
 * @author liangxiaojun(liangxiaojun@derbysoft.com)
 */

import React, {Component} from 'react';
import PropTypes from 'prop-types';
import isEmpty from 'lodash/isEmpty';

import TableFragment from '../_statics/TableFragment';
import HorizontalAlign from '../_statics/HorizontalAlign';
import SelectMode from '../_statics/SelectMode';
import SelectAllMode from '../_statics/SelectAllMode';
import SortingType from '../_statics/SortingType';

import Util from '../_vendors/Util';

class ColGroup extends Component {

    static Fragment = TableFragment;
    static Align = HorizontalAlign;
    static SelectMode = SelectMode;
    static SelectAllMode = SelectAllMode;
    static SortingType = SortingType;

    constructor(props, ...restArgs) {
        super(props, ...restArgs);
    }

    getColStyle = column => {

        const result = {};

        if (column.width != null) {
            result.width = column.width;
        }
        if (column.minWidth != null) {
            result.minWidth = column.minWidth;
        }

        return isEmpty(result) ? null : result;

    };

    render() {

        const {columns} = this.props;

        return columns ?
            <colgroup>
                {
                    columns.map((column, index) => column ?
                        <col key={index}
                             style={this.getColStyle(column)}/>
                        :
                        null
                    )
                }
            </colgroup>
            :
            null;

    }
}

ColGroup.propTypes = {

    /**
     * Children passed into table header.
     */
    columns: PropTypes.arrayOf(PropTypes.shape({

        /**
         * width of column
         */
        width: PropTypes.number,

        /**
         * minimum width of column
         */
        minWidth: PropTypes.number,

        /**
         * The class name of header.
         */
        headClassName: PropTypes.string,

        /**
         * Override the styles of header.
         */
        headStyle: PropTypes.object,

        /**
         * The render content in header.
         * (1) string，example： 'id'
         * (2) callback，example：function (colIndex) {return colIndex;}
         */
        headRenderer: PropTypes.oneOfType([PropTypes.string, PropTypes.func]),

        /**
         * align of table header cell
         */
        headAlign: PropTypes.oneOf(Util.enumerateValue(HorizontalAlign)),

        /**
         * column span of table header
         */
        headSpan: PropTypes.oneOfType([PropTypes.number, PropTypes.func]),

        /**
         * The class name of td.
         */
        bodyClassName: PropTypes.string,

        /**
         * Override the styles of td.
         */
        bodyStyle: PropTypes.object,

        /**
         * The render content in table.
         * (1) data key，example： 'id'
         * (2) data key tamplate，example：'${id} - ${name}'
         * (3) callback，example：function (rowData, rowIndex, colIndex) {return rowData.id;}
         */
        bodyRenderer: PropTypes.oneOfType([PropTypes.string, PropTypes.func]),

        /**
         * align of table body cell
         */
        bodyAlign: PropTypes.oneOf(Util.enumerateValue(HorizontalAlign)),

        /**
         * column span of table body
         */
        bodySpan: PropTypes.oneOfType([PropTypes.number, PropTypes.func]),

        /**
         * The class name of footer.
         */
        footClassName: PropTypes.string,

        /**
         * Override the styles of footer.
         */
        footStyle: PropTypes.object,

        /**
         * The render content in footer.
         * (1) string，example： 'id'
         * (2) callback，example：function (colIndex) {return colIndex;}
         */
        footRenderer: PropTypes.oneOfType([PropTypes.string, PropTypes.func]),

        /**
         * align of table footer cell
         */
        footAlign: PropTypes.oneOf(Util.enumerateValue(HorizontalAlign)),

        /**
         * column span of table foot
         */
        footSpan: PropTypes.oneOfType([PropTypes.number, PropTypes.func]),

        /**
         * If true,this column can be sorted.
         */
        sortable: PropTypes.bool,

        /**
         * Sorting property.
         */
        sortingProp: PropTypes.string,

        defaultSortingType: PropTypes.oneOf(Util.enumerateValue(SortingType))

    })).isRequired

};

export default ColGroup;

@@ -1265,22 +1265,24 @@
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+%7B
 column
+%7D
 , index)

update ColGroup