1 // Copyright (C) The Arvados Authors. All rights reserved.
3 // SPDX-License-Identifier: AGPL-3.0
5 import * as React from 'react';
6 import List from "@material-ui/core/List/List";
7 import ListItem from "@material-ui/core/ListItem/ListItem";
8 import { StyleRulesCallback, withStyles, WithStyles } from '@material-ui/core/styles';
9 import { ReactElement } from "react";
10 import Collapse from "@material-ui/core/Collapse/Collapse";
11 import CircularProgress from '@material-ui/core/CircularProgress';
12 import { ArvadosTheme } from '../../common/custom-theme';
14 type CssRules = 'list' | 'activeArrow' | 'inactiveArrow' | 'arrowRotate' | 'arrowTransition' | 'loader' | 'arrowVisibility';
16 const styles: StyleRulesCallback<CssRules> = (theme: ArvadosTheme) => ({
22 color: theme.palette.primary.main,
26 color: theme.palette.grey["700"],
30 transition: 'all 0.1s ease',
33 transition: 'all 0.1s ease',
34 transform: 'rotate(-90deg)',
41 transform: 'translate(0px)',
46 export enum TreeItemStatus {
52 export interface TreeItem<T> {
57 status: TreeItemStatus;
59 items?: Array<TreeItem<T>>;
62 interface TreeProps<T> {
63 items?: Array<TreeItem<T>>;
64 render: (item: TreeItem<T>, level?: number) => ReactElement<{}>;
65 toggleItemOpen: (id: string, status: TreeItemStatus) => void;
66 toggleItemActive: (id: string, status: TreeItemStatus) => void;
68 onContextMenu: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
71 export const Tree = withStyles(styles)(
72 class Component<T> extends React.Component<TreeProps<T> & WithStyles<CssRules>, {}> {
73 render(): ReactElement<any> {
74 const level = this.props.level ? this.props.level : 0;
75 const { classes, render, toggleItemOpen, items, toggleItemActive, onContextMenu } = this.props;
76 const { list, inactiveArrow, activeArrow, loader } = classes;
77 return <List component="div" className={list}>
78 {items && items.map((it: TreeItem<T>, idx: number) =>
79 <div key={`item/${level}/${idx}`}>
80 <ListItem button className={list} style={{ paddingLeft: (level + 1) * 20 }}
81 onClick={() => toggleItemActive(it.id, it.status)}
82 onContextMenu={this.handleRowContextMenu(it)}>
83 {it.status === TreeItemStatus.Pending ?
84 <CircularProgress size={10} className={loader}/> : null}
85 {it.toggled && it.items && it.items.length === 0 ? null : this.renderArrow(it.status, it.active ? activeArrow : inactiveArrow, it.open, it.id)}
88 {it.items && it.items.length > 0 &&
89 <Collapse in={it.open} timeout="auto" unmountOnExit>
93 toggleItemOpen={toggleItemOpen}
94 toggleItemActive={toggleItemActive}
96 onContextMenu={onContextMenu}/>
102 renderArrow(status: TreeItemStatus, arrowClass: string, open: boolean, id: string) {
103 const { arrowTransition, arrowVisibility, arrowRotate } = this.props.classes;
104 return <i onClick={() => this.props.toggleItemOpen(id, status)}
107 ${status === TreeItemStatus.Pending ? arrowVisibility : ''}
108 ${open ? `fas fa-caret-down ${arrowTransition}` : `fas fa-caret-down ${arrowRotate}`}`}/>;
111 handleRowContextMenu = (item: TreeItem<T>) =>
112 (event: React.MouseEvent<HTMLElement>) =>
113 this.props.onContextMenu(event, item)