src/components/data-table-filters/data-table-filters-tree.tsx

   1 // Copyright (C) The Arvados Authors. All rights reserved.
   2 //
   3 // SPDX-License-Identifier: AGPL-3.0
   4
   5 import * as React from "react";
   6 import { Tree, toggleNodeSelection, getNode, initTreeNode, getNodeChildrenIds } from '~/models/tree';
   7 import { Tree as TreeComponent, TreeItem, TreeItemStatus } from '~/components/tree/tree';
   8 import { noop, map } from "lodash/fp";
   9 import { toggleNodeCollapse } from '~/models/tree';
  10 import { countNodes, countChildren } from '~/models/tree';
  11
  12 export interface DataTableFilterItem {
  13     name: string;
  14 }
  15
  16 export type DataTableFilters = Tree<DataTableFilterItem>;
  17
  18 export interface DataTableFilterProps {
  19     filters: DataTableFilters;
  20     onChange?: (filters: DataTableFilters) => void;
  21 }
  22
  23 export class DataTableFiltersTree extends React.Component<DataTableFilterProps> {
  24
  25     render() {
  26         const { filters } = this.props;
  27         const hasSubfilters = countNodes(filters) !== countChildren('')(filters);
  28         return <TreeComponent
  29             levelIndentation={hasSubfilters ? undefined : 0}
  30             items={filtersToTree(filters)}
  31             render={renderItem}
  32             showSelection
  33             onContextMenu={noop}
  34             toggleItemActive={noop}
  35             toggleItemOpen={this.toggleOpen}
  36             toggleItemSelection={this.toggleFilter}
  37         />;
  38     }
  39
  40     toggleFilter = (_: React.MouseEvent, item: TreeItem<DataTableFilterItem>) => {
  41         const { onChange = noop } = this.props;
  42         onChange(toggleNodeSelection(item.id)(this.props.filters));
  43     }
  44
  45     toggleOpen = (_: React.MouseEvent, item: TreeItem<DataTableFilterItem>) => {
  46         const { onChange = noop } = this.props;
  47         onChange(toggleNodeCollapse(item.id)(this.props.filters));
  48     }
  49 }
  50
  51 const renderItem = (item: TreeItem<DataTableFilterItem>) =>
  52     <span>{item.data.name}</span>;
  53
  54 const filterToTreeItem = (filters: DataTableFilters) =>
  55     (id: string): TreeItem<any> => {
  56         const node = getNode(id)(filters) || initTreeNode({ id: '', value: 'InvalidNode' });
  57         const items = getNodeChildrenIds(node.id)(filters)
  58             .map(filterToTreeItem(filters));
  59
  60         return {
  61             active: node.active,
  62             data: node.value,
  63             id: node.id,
  64             items: items.length > 0 ? items : undefined,
  65             open: node.expanded,
  66             selected: node.selected,
  67             status: TreeItemStatus.LOADED,
  68         };
  69     };
  70
  71 const filtersToTree = (filters: DataTableFilters): TreeItem<DataTableFilterItem>[] =>
  72     map(filterToTreeItem(filters), getNodeChildrenIds('')(filters));