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190aba24ee
* Transfer Datasource 和 CheckedKeys 逻辑修改 + close #1587 + 当 Transfer 的 Datasource 变化时,会移除组件的 CheckedKeys 中已不在 Datasource 中的 key * remove leftDataSource and rightDatasource from this.state
271 lines
8.2 KiB
JavaScript
271 lines
8.2 KiB
JavaScript
import React, { PropTypes } from 'react';
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import List from './list';
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import Operation from './operation';
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import Search from './search';
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import classNames from 'classnames';
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function noop() {
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}
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export default class Transfer extends React.Component {
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static List = List;
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static Operation = Operation;
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static Search = Search;
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static defaultProps = {
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prefixCls: 'ant-transfer',
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dataSource: [],
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render: noop,
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targetKeys: [],
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onChange: noop,
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titles: ['源列表', '目的列表'],
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operations: [],
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showSearch: false,
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body: noop,
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footer: noop,
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}
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static propTypes = {
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prefixCls: PropTypes.string,
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dataSource: PropTypes.array,
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render: PropTypes.func,
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targetKeys: PropTypes.array,
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onChange: PropTypes.func,
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height: PropTypes.number,
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listStyle: PropTypes.object,
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className: PropTypes.string,
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titles: PropTypes.array,
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operations: PropTypes.array,
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showSearch: PropTypes.bool,
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searchPlaceholder: PropTypes.string,
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notFoundContent: PropTypes.node,
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body: PropTypes.func,
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footer: PropTypes.func,
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}
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constructor(props) {
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super(props);
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this.state = {
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leftFilter: '',
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rightFilter: '',
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leftCheckedKeys: [],
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rightCheckedKeys: [],
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};
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}
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componentWillReceiveProps(nextProps) {
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const { leftCheckedKeys, rightCheckedKeys } = this.state;
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const { leftDataSource, rightDataSource } = this.splitDataSource(nextProps);
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this.setState({
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leftCheckedKeys: leftCheckedKeys.filter(data => leftDataSource.filter(leftData => leftData.key === data).length),
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rightCheckedKeys: rightCheckedKeys.filter(data => rightDataSource.filter(rightData => rightData.key === data).length),
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});
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}
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splitDataSource(props) {
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const { targetKeys, dataSource } = props;
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let leftDataSource = [...dataSource];
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let rightDataSource = [];
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if (targetKeys.length > 0) {
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targetKeys.forEach((targetKey) => {
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rightDataSource.push(leftDataSource.filter((data, index) => {
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if (data.key === targetKey) {
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leftDataSource.splice(index, 1);
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return true;
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}
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return false;
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})[0]);
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});
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}
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return {
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leftDataSource,
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rightDataSource,
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};
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}
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moveTo = (direction) => {
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const { targetKeys } = this.props;
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const { leftCheckedKeys, rightCheckedKeys } = this.state;
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const moveKeys = direction === 'right' ? leftCheckedKeys : rightCheckedKeys;
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// move items to target box
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const newTargetKeys = direction === 'right'
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? moveKeys.concat(targetKeys)
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: targetKeys.filter(targetKey => !moveKeys.some(checkedKey => targetKey === checkedKey));
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// empty checked keys
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this.setState({
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[direction === 'right' ? 'leftCheckedKeys' : 'rightCheckedKeys']: [],
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});
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this.props.onChange(newTargetKeys, direction, moveKeys);
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}
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moveToLeft = () => this.moveTo('left')
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moveToRight = () => this.moveTo('right')
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getGlobalCheckStatus(direction) {
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const { leftDataSource, rightDataSource } = this.splitDataSource(this.props);
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const { leftFilter, rightFilter, leftCheckedKeys, rightCheckedKeys } = this.state;
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const dataSource = direction === 'left' ? leftDataSource : rightDataSource;
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const filter = direction === 'left' ? leftFilter : rightFilter;
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const checkedKeys = direction === 'left' ? leftCheckedKeys : rightCheckedKeys;
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const filteredDataSource = this.filterDataSource(dataSource, filter);
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let globalCheckStatus;
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if (checkedKeys.length > 0) {
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if (checkedKeys.length < filteredDataSource.length) {
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globalCheckStatus = 'part';
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} else {
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globalCheckStatus = 'all';
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}
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} else {
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globalCheckStatus = 'none';
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}
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return globalCheckStatus;
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}
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filterDataSource(dataSource, filter) {
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return dataSource.filter(item => {
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const itemText = this.props.render(item);
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return this.matchFilter(itemText, filter);
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});
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}
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matchFilter(text, filterText) {
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const regex = new RegExp(filterText);
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return text.match(regex);
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}
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handleSelectAll = (direction) => {
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const { leftDataSource, rightDataSource } = this.splitDataSource(this.props);
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const { leftFilter, rightFilter } = this.state;
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const dataSource = direction === 'left' ? leftDataSource : rightDataSource;
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const filter = direction === 'left' ? leftFilter : rightFilter;
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const checkStatus = this.getGlobalCheckStatus(direction);
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const holder = (checkStatus === 'all') ? [] :
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this.filterDataSource(dataSource, filter).map(item => item.key);
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this.setState({
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[`${direction}CheckedKeys`]: holder,
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});
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}
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handleLeftSelectAll = () => this.handleSelectAll('left')
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handleRightSelectAll = () => this.handleSelectAll('right')
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handleFilter = (direction, e) => {
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this.setState({
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// deselect all
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[`${direction}CheckedKeys`]: [],
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// add filter
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[`${direction}Filter`]: e.target.value,
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});
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}
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handleLeftFilter = (e) => this.handleFilter('left', e)
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handleRightFilter = (e) => this.handleFilter('right', e)
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handleClear = (direction) => {
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this.setState({
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[`${direction}Filter`]: '',
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});
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}
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handleLeftClear = () => this.handleClear('left')
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handleRightClear = () => this.handleClear('right')
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handleSelect = (direction, selectedItem, checked) => {
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const { leftCheckedKeys, rightCheckedKeys } = this.state;
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const holder = direction === 'left' ? leftCheckedKeys : rightCheckedKeys;
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let index;
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holder.forEach((key, i) => {
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if (key === selectedItem.key) {
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index = i;
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}
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});
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if (index > -1) {
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holder.splice(index, 1);
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}
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if (checked) {
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holder.push(selectedItem.key);
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}
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this.setState({
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[`${direction}CheckedKeys`]: holder,
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});
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}
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handleLeftSelect = (selectedItem, checked) => this.handleSelect('left', selectedItem, checked);
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handleRightSelect = (selectedItem, checked) => this.handleSelect('right', selectedItem, checked);
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render() {
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const {
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prefixCls, titles, operations, showSearch, notFoundContent,
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searchPlaceholder, body, footer, listStyle, className,
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} = this.props;
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const { leftFilter, rightFilter, leftCheckedKeys, rightCheckedKeys } = this.state;
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const { leftDataSource, rightDataSource } = this.splitDataSource(this.props);
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const leftActive = rightCheckedKeys.length > 0;
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const rightActive = leftCheckedKeys.length > 0;
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const leftCheckStatus = this.getGlobalCheckStatus('left');
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const rightCheckStatus = this.getGlobalCheckStatus('right');
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const cls = classNames({
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[className]: !!className,
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[prefixCls]: true,
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});
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return (
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<div className={cls}>
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<List titleText={titles[0]}
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dataSource={leftDataSource}
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filter={leftFilter}
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style={listStyle}
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checkedKeys={leftCheckedKeys}
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checkStatus={leftCheckStatus}
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handleFilter={this.handleLeftFilter}
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handleClear={this.handleLeftClear}
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handleSelect={this.handleLeftSelect}
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handleSelectAll={this.handleLeftSelectAll}
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position="left"
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render={this.props.render}
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showSearch={showSearch}
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searchPlaceholder={searchPlaceholder}
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notFoundContent={notFoundContent}
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body={body}
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footer={footer}
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prefixCls={`${prefixCls}-list`} />
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<Operation rightActive={rightActive}
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rightArrowText={operations[0]}
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moveToRight={this.moveToRight}
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leftActive={leftActive}
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leftArrowText={operations[1]}
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moveToLeft={this.moveToLeft}
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className={`${prefixCls}-operation`} />
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<List titleText={titles[1]}
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dataSource={rightDataSource}
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filter={rightFilter}
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style={listStyle}
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checkedKeys={rightCheckedKeys}
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checkStatus={rightCheckStatus}
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handleFilter={this.handleRightFilter}
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handleClear={this.handleRightClear}
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handleSelect={this.handleRightSelect}
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handleSelectAll={this.handleRightSelectAll}
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position="right"
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render={this.props.render}
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showSearch={showSearch}
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searchPlaceholder={searchPlaceholder}
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notFoundContent={notFoundContent}
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body={body}
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footer={footer}
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prefixCls={`${prefixCls}-list`} />
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</div>
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);
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}
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}
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