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 ? 20 : 0}
  30             itemRightPadding={20}
  31             items={filtersToTree(filters)}
  32             render={renderItem}
  33             showSelection
  34             onContextMenu={noop}
  35             toggleItemActive={noop}
  36             toggleItemOpen={this.toggleOpen}
  37             toggleItemSelection={this.toggleFilter}
  38         />;
  39     }
  40
  41     toggleFilter = (_: React.MouseEvent, item: TreeItem<DataTableFilterItem>) => {
  42         const { onChange = noop } = this.props;
  43         onChange(toggleNodeSelection(item.id)(this.props.filters));
  44     }
  45
  46     toggleOpen = (_: React.MouseEvent, item: TreeItem<DataTableFilterItem>) => {
  47         const { onChange = noop } = this.props;
  48         onChange(toggleNodeCollapse(item.id)(this.props.filters));
  49     }
  50 }
  51
  52 const renderItem = (item: TreeItem<DataTableFilterItem>) =>
  53     <span>{item.data.name}</span>;
  54
  55 const filterToTreeItem = (filters: DataTableFilters) =>
  56     (id: string): TreeItem<any> => {
  57         const node = getNode(id)(filters) || initTreeNode({ id: '', value: 'InvalidNode' });
  58         const items = getNodeChildrenIds(node.id)(filters)
  59             .map(filterToTreeItem(filters));
  60
  61         return {
  62             active: node.active,
  63             data: node.value,
  64             id: node.id,
  65             items: items.length > 0 ? items : undefined,
  66             open: node.expanded,
  67             selected: node.selected,
  68             status: TreeItemStatus.LOADED,
  69         };
  70     };
  71
  72 const filtersToTree = (filters: DataTableFilters): TreeItem<DataTableFilterItem>[] =>
  73     map(filterToTreeItem(filters), getNodeChildrenIds('')(filters));