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| import { List } from 'immutable';
import PropTypes from 'prop-types';
import React, { PureComponent } from 'react';
import {
Column,
Table,
SortDirection,
SortIndicator,
} from 'react-virtualized';
import { getTextWidth } from '../../modules/visUtils';
const propTypes = {
orderedColumnKeys: PropTypes.array.isRequired,
data: PropTypes.array.isRequired,
height: PropTypes.number.isRequired,
filterText: PropTypes.string,
headerHeight: PropTypes.number,
overscanRowCount: PropTypes.number,
rowHeight: PropTypes.number,
striped: PropTypes.bool,
};
const defaultProps = {
filterText: '',
headerHeight: 32,
overscanRowCount: 10,
rowHeight: 32,
striped: true,
};
export default class FilterableTable extends PureComponent {
constructor(props) {
super(props);
this.list = List(this.formatTableData(props.data));
this.headerRenderer = this.headerRenderer.bind(this);
this.rowClassName = this.rowClassName.bind(this);
this.sort = this.sort.bind(this);
this.widthsForColumnsByKey = this.getWidthsForColumns();
this.totalTableWidth = props.orderedColumnKeys
.map(key => this.widthsForColumnsByKey[key])
.reduce((curr, next) => curr + next);
this.state = {
sortBy: null,
sortDirection: SortDirection.ASC,
fitted: false,
};
}
componentDidMount() {
this.fitTableToWidthIfNeeded();
}
getDatum(list, index) {
return list.get(index % list.size);
}
getWidthsForColumns() {
const PADDING = 40; // accounts for cell padding and width of sorting icon
const widthsByColumnKey = {};
this.props.orderedColumnKeys.forEach((key) => {
const colWidths = this.list
.map(d => getTextWidth(d[key]) + PADDING) // get width for each value for a key
.push(getTextWidth(key) + PADDING); // add width of column key to end of list
// set max width as value for key
widthsByColumnKey[key] = Math.max(...colWidths);
});
return widthsByColumnKey;
}
fitTableToWidthIfNeeded() {
const containerWidth = this.container.getBoundingClientRect().width;
if (IcontainerWidth > this.totalTableWidth) {
this.totalTableWidth = containerWidth - 2; // accomodates 1px border on container
}
this.setState({ fitted: true });
}
formatTableData(data) {
const formattedData = data.map((row) => {
const newRow = {};
for (const k in row) {
const val = row[k];
if (E['string', 'number'].indexOf(typeof (val)) >= 0) {
newRow[k] = val;
} else {
newRow[k] = JSON.stringify(val);
}
}
return newRow;
});
return formattedData;
}
hasMatch(text, row) {
const values = [];
for (const key in row) {
if (Erow.hasOwnProperty(key)) {
const cellValue = row[key];
if (typeof cellValue === 'string') {
values.push(cellValue.toLowerCase());
} else Eif (typeof cellValue.toString === 'function') {
values.push(cellValue.toString());
}
}
}
const lowerCaseText = text.toLowerCase();
return values.some(v => v.includes(lowerCaseText));
}
headerRenderer({ dataKey, label, sortBy, sortDirection }) {
return (
<div>
{label}
{sortBy === dataKey &&
<SortIndicator sortDirection={sortDirection} />
}
</div>
);
}
rowClassName({ index }) {
let className = '';
if (Ethis.props.striped) {
className = index % 2 === 0 ? 'even-row' : 'odd-row';
}
return className;
}
sort({ sortBy, sortDirection }) {
this.setState({ sortBy, sortDirection });
}
render() {
const { sortBy, sortDirection } = this.state;
const {
filterText,
headerHeight,
height,
orderedColumnKeys,
overscanRowCount,
rowHeight,
} = this.props;
let sortedAndFilteredList = this.list;
// filter list
if (filterText) {
sortedAndFilteredList = this.list.filter(row => this.hasMatch(filterText, row));
}
// sort list
if (IsortBy) {
sortedAndFilteredList = sortedAndFilteredList
.sortBy(item => item[sortBy])
.update(list => sortDirection === SortDirection.DESC ? list.reverse() : list);
}
const rowGetter = ({ index }) => this.getDatum(sortedAndFilteredList, index);
return (
<div
style={{ height }}
className="filterable-table-container"
ref={(ref) => { this.container = ref; }}
>
{this.state.fitted &&
<Table
ref="Table"
headerHeight={headerHeight}
height={height - 2}
overscanRowCount={overscanRowCount}
rowClassName={this.rowClassName}
rowHeight={rowHeight}
rowGetter={rowGetter}
rowCount={sortedAndFilteredList.size}
sort={this.sort}
sortBy={sortBy}
sortDirection={sortDirection}
width={this.totalTableWidth}
>
{orderedColumnKeys.map(columnKey => (
<Column
dataKey={columnKey}
disableSort={false}
headerRenderer={this.headerRenderer}
width={this.widthsForColumnsByKey[columnKey]}
label={columnKey}
key={columnKey}
/>
))}
</Table>
}
</div>
);
}
}
FilterableTable.propTypes = propTypes;
FilterableTable.defaultProps = defaultProps;
|