lodash#unionWith JavaScript Examples
The following examples show how to use
lodash#unionWith.
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Example #1
Source File: Company.js From hzero-front with Apache License 2.0 | 5 votes |
/**
* 选中父级后同时选中子集
* @param {*Object} record 当前操作的行
* @param {*boolean} selected 选中标记
* @param {*Array} selectedRows 已经选中行数据
*/
@Bind()
selectChilds(record = {}, selected, selectedRows) {
const { loading } = this.props;
const { updateLoading, originList } = this.state;
if (updateLoading || loading) return;
this.setState({
updateLoading: true,
});
let grandsonList = [];
const childType = this.findChildType(record.typeCode);
const childLists = originList.filter(
(list) => list.parentId === record.dataId && list.typeCode && list.typeCode === childType
);
childLists.map((childList) => {
const grandsonType = this.findChildType(childList.typeCode);
grandsonList = unionWith(
grandsonList,
originList.filter(
(list) =>
list.parentId === childList.dataId && list.typeCode && list.typeCode === grandsonType
)
);
return grandsonList;
});
let rows;
if (selected) {
rows = unionWith(unionWith(selectedRows, childLists), grandsonList);
} else {
rows = pullAllBy(pullAllBy(selectedRows, childLists, 'dataId'), grandsonList, 'dataId');
}
this.setState(
{
checkedList: uniqBy(rows, 'id'),
},
() => {
this.handleSaveCompany();
}
);
}