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, ListItem, ListItemIcon, Collapse, Checkbox } from "@material-ui/core";
7 import { StyleRulesCallback, withStyles, WithStyles } from '@material-ui/core/styles';
8 import { ReactElement } from "react";
9 import CircularProgress from '@material-ui/core/CircularProgress';
10 import * as classnames from "classnames";
12 import { ArvadosTheme } from '~/common/custom-theme';
13 import { SidePanelRightArrowIcon } from '../icon/icon';
15 type CssRules = 'list'
19 | 'toggableIconContainer'
26 const styles: StyleRulesCallback<CssRules> = (theme: ArvadosTheme) => ({
35 transform: 'translate(0px)',
38 toggableIconContainer: {
39 color: theme.palette.grey["700"],
50 color: theme.palette.primary.main,
53 transition: 'all 0.1s ease',
56 transition: 'all 0.1s ease',
57 transform: 'rotate(90deg)',
60 width: theme.spacing.unit * 3,
61 height: theme.spacing.unit * 3,
62 margin: `0 ${theme.spacing.unit}px`,
63 color: theme.palette.grey["500"]
67 export enum TreeItemStatus {
73 export interface TreeItem<T> {
79 status: TreeItemStatus;
80 items?: Array<TreeItem<T>>;
83 export interface TreeProps<T> {
84 items?: Array<TreeItem<T>>;
85 render: (item: TreeItem<T>, level?: number) => ReactElement<{}>;
86 toggleItemOpen: (id: string, status: TreeItemStatus) => void;
87 toggleItemActive: (id: string, status: TreeItemStatus) => void;
89 onContextMenu: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
90 showSelection?: boolean;
91 onSelectionChange?: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
92 disableRipple?: boolean;
95 export const Tree = withStyles(styles)(
96 class Component<T> extends React.Component<TreeProps<T> & WithStyles<CssRules>, {}> {
97 render(): ReactElement<any> {
98 const level = this.props.level ? this.props.level : 0;
99 const { classes, render, toggleItemOpen, items, toggleItemActive, onContextMenu, disableRipple } = this.props;
100 const { list, listItem, loader, toggableIconContainer, renderContainer } = classes;
101 return <List component="div" className={list}>
102 {items && items.map((it: TreeItem<T>, idx: number) =>
103 <div key={`item/${level}/${idx}`}>
104 <ListItem button className={listItem} style={{ paddingLeft: (level + 1) * 20 }}
105 disableRipple={disableRipple}
106 onClick={() => toggleItemActive(it.id, it.status)}
107 onContextMenu={this.handleRowContextMenu(it)}>
108 {it.status === TreeItemStatus.PENDING ?
109 <CircularProgress size={10} className={loader} /> : null}
110 <i onClick={() => this.props.toggleItemOpen(it.id, it.status)}
111 className={toggableIconContainer}>
112 <ListItemIcon className={this.getToggableIconClassNames(it.open, it.active)}>
113 {this.getProperArrowAnimation(it.status, it.items!)}
116 {this.props.showSelection &&
118 checked={it.selected}
119 className={classes.checkbox}
121 onClick={this.handleCheckboxChange(it)} />}
122 <div className={renderContainer}>
126 {it.items && it.items.length > 0 &&
127 <Collapse in={it.open} timeout="auto" unmountOnExit>
129 showSelection={this.props.showSelection}
132 disableRipple={disableRipple}
133 toggleItemOpen={toggleItemOpen}
134 toggleItemActive={toggleItemActive}
136 onContextMenu={onContextMenu}
137 onSelectionChange={this.props.onSelectionChange} />
143 getProperArrowAnimation = (status: string, items: Array<TreeItem<T>>) => {
144 return this.isSidePanelIconNotNeeded(status, items) ? <span /> : <SidePanelRightArrowIcon />;
147 isSidePanelIconNotNeeded = (status: string, items: Array<TreeItem<T>>) => {
148 return status === TreeItemStatus.PENDING ||
149 (status === TreeItemStatus.LOADED && !items) ||
150 (status === TreeItemStatus.LOADED && items && items.length === 0);
153 getToggableIconClassNames = (isOpen?: boolean, isActive?: boolean) => {
154 const { iconOpen, iconClose, active, toggableIcon } = this.props.classes;
155 return classnames(toggableIcon, {
157 [iconClose]: !isOpen,
162 handleRowContextMenu = (item: TreeItem<T>) =>
163 (event: React.MouseEvent<HTMLElement>) =>
164 this.props.onContextMenu(event, item)
166 handleCheckboxChange = (item: TreeItem<T>) => {
167 const { onSelectionChange } = this.props;
168 return onSelectionChange
169 ? (event: React.MouseEvent<HTMLElement>) => {
170 onSelectionChange(event, item);