// SPDX-License-Identifier: AGPL-3.0
import * as React from 'react';
-import List from "@material-ui/core/List/List";
-import ListItem from "@material-ui/core/ListItem/ListItem";
-import { StyleRulesCallback, Theme, withStyles, WithStyles } from '@material-ui/core/styles';
+import { List, ListItem, ListItemIcon, Collapse, Checkbox } from "@material-ui/core";
+import { StyleRulesCallback, withStyles, WithStyles } from '@material-ui/core/styles';
import { ReactElement } from "react";
-import Collapse from "@material-ui/core/Collapse/Collapse";
import CircularProgress from '@material-ui/core/CircularProgress';
+import * as classnames from "classnames";
+
+import { ArvadosTheme } from '~/common/custom-theme';
+import { SidePanelRightArrowIcon } from '../icon/icon';
+
+type CssRules = 'list'
+ | 'listItem'
+ | 'active'
+ | 'loader'
+ | 'toggableIconContainer'
+ | 'iconClose'
+ | 'renderContainer'
+ | 'iconOpen'
+ | 'toggableIcon'
+ | 'checkbox';
+
+const styles: StyleRulesCallback<CssRules> = (theme: ArvadosTheme) => ({
+ list: {
+ padding: '3px 0px'
+ },
+ listItem: {
+ padding: '3px 0px',
+ },
+ loader: {
+ position: 'absolute',
+ transform: 'translate(0px)',
+ top: '3px'
+ },
+ toggableIconContainer: {
+ color: theme.palette.grey["700"],
+ height: '14px',
+ width: '14px',
+ },
+ toggableIcon: {
+ fontSize: '14px'
+ },
+ renderContainer: {
+ flex: 1
+ },
+ active: {
+ color: theme.palette.primary.main,
+ },
+ iconClose: {
+ transition: 'all 0.1s ease',
+ },
+ iconOpen: {
+ transition: 'all 0.1s ease',
+ transform: 'rotate(90deg)',
+ },
+ checkbox: {
+ width: theme.spacing.unit * 3,
+ height: theme.spacing.unit * 3,
+ margin: `0 ${theme.spacing.unit}px`,
+ padding: 0,
+ color: theme.palette.grey["500"],
+ }
+});
export enum TreeItemStatus {
- Initial,
- Pending,
- Loaded
+ INITIAL = 'initial',
+ PENDING = 'pending',
+ LOADED = 'loaded'
}
export interface TreeItem<T> {
id: string;
open: boolean;
active: boolean;
+ selected?: boolean;
status: TreeItemStatus;
- toggled?: boolean;
items?: Array<TreeItem<T>>;
}
-interface TreeProps<T> {
+export interface TreeProps<T> {
+ disableRipple?: boolean;
items?: Array<TreeItem<T>>;
- render: (item: TreeItem<T>, level?: number) => ReactElement<{}>;
- toggleItemOpen: (id: string, status: TreeItemStatus) => void;
- toggleItemActive: (id: string, status: TreeItemStatus) => void;
level?: number;
+ onContextMenu: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
+ render: (item: TreeItem<T>, level?: number) => ReactElement<{}>;
+ showSelection?: boolean | ((item: TreeItem<T>) => boolean);
+ toggleItemActive: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
+ toggleItemOpen: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
+ toggleItemSelection?: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
}
-class Tree<T> extends React.Component<TreeProps<T> & WithStyles<CssRules>, {}> {
- renderArrow(status: TreeItemStatus, arrowClass: string, open: boolean, id: string) {
- const { arrowTransition, arrowVisibility, arrowRotate } = this.props.classes;
- return <i onClick={() => this.props.toggleItemOpen(id, status)}
- className={`
- ${arrowClass}
- ${status === TreeItemStatus.Pending ? arrowVisibility : ''}
- ${open ? `fas fa-caret-down ${arrowTransition}` : `fas fa-caret-down ${arrowRotate}`}`} />;
- }
- render(): ReactElement<any> {
- const level = this.props.level ? this.props.level : 0;
- const { classes, render, toggleItemOpen, items, toggleItemActive } = this.props;
- const { list, inactiveArrow, activeArrow, loader } = classes;
- return <List component="div" className={list}>
- {items && items.map((it: TreeItem<T>, idx: number) =>
- <div key={`item/${level}/${idx}`}>
- <ListItem button className={list} style={{ paddingLeft: (level + 1) * 20 }} onClick={() => toggleItemActive(it.id, it.status)}>
- {it.status === TreeItemStatus.Pending ? <CircularProgress size={10} className={loader} /> : null}
- {it.toggled && it.items && it.items.length === 0 ? null : this.renderArrow(it.status, it.active ? activeArrow : inactiveArrow, it.open, it.id)}
- {render(it, level)}
- </ListItem>
- {it.items && it.items.length > 0 &&
- <Collapse in={it.open} timeout="auto" unmountOnExit>
- <StyledTree
- items={it.items}
- render={render}
- toggleItemOpen={toggleItemOpen}
- toggleItemActive={toggleItemActive}
- level={level + 1} />
- </Collapse>}
- </div>)}
- </List>;
- }
-}
+export const Tree = withStyles(styles)(
+ class Component<T> extends React.Component<TreeProps<T> & WithStyles<CssRules>, {}> {
+ render(): ReactElement<any> {
+ const level = this.props.level ? this.props.level : 0;
+ const { classes, render, toggleItemOpen, items, toggleItemActive, onContextMenu, disableRipple } = this.props;
+ const { list, listItem, loader, toggableIconContainer, renderContainer } = classes;
+ const isCheckboxVisible = typeof this.props.showSelection === 'function'
+ ? this.props.showSelection
+ : () => this.props.showSelection ? true : false;
-type CssRules = 'list' | 'activeArrow' | 'inactiveArrow' | 'arrowRotate' | 'arrowTransition' | 'loader' | 'arrowVisibility';
+ return <List component="div" className={list}>
+ {items && items.map((it: TreeItem<T>, idx: number) =>
+ <div key={`item/${level}/${idx}`}>
+ <ListItem button className={listItem} style={{ paddingLeft: (level + 1) * 20 }}
+ disableRipple={disableRipple}
+ onClick={event => toggleItemActive(event, it)}
+ onContextMenu={this.handleRowContextMenu(it)}>
+ {it.status === TreeItemStatus.PENDING ?
+ <CircularProgress size={10} className={loader} /> : null}
+ <i onClick={this.handleToggleItemOpen(it)}
+ className={toggableIconContainer}>
+ <ListItemIcon className={this.getToggableIconClassNames(it.open, it.active)}>
+ {this.getProperArrowAnimation(it.status, it.items!)}
+ </ListItemIcon>
+ </i>
+ { isCheckboxVisible(it) &&
+ <Checkbox
+ checked={it.selected}
+ className={classes.checkbox}
+ color="primary"
+ onClick={this.handleCheckboxChange(it)} />}
+ <div className={renderContainer}>
+ {render(it, level)}
+ </div>
+ </ListItem>
+ {it.items && it.items.length > 0 &&
+ <Collapse in={it.open} timeout="auto" unmountOnExit>
+ <Tree
+ showSelection={this.props.showSelection}
+ items={it.items}
+ render={render}
+ disableRipple={disableRipple}
+ toggleItemOpen={toggleItemOpen}
+ toggleItemActive={toggleItemActive}
+ level={level + 1}
+ onContextMenu={onContextMenu}
+ toggleItemSelection={this.props.toggleItemSelection} />
+ </Collapse>}
+ </div>)}
+ </List>;
+ }
-const styles: StyleRulesCallback<CssRules> = (theme: Theme) => ({
- list: {
- paddingBottom: '3px',
- paddingTop: '3px',
- },
- activeArrow: {
- color: '#4285F6',
- position: 'absolute',
- },
- inactiveArrow: {
- position: 'absolute',
- },
- arrowTransition: {
- transition: 'all 0.1s ease',
- },
- arrowRotate: {
- transition: 'all 0.1s ease',
- transform: 'rotate(-90deg)',
- },
- arrowVisibility: {
- opacity: 0,
- },
- loader: {
- position: 'absolute',
- transform: 'translate(0px)',
- top: '3px'
- }
-});
+ getProperArrowAnimation = (status: string, items: Array<TreeItem<T>>) => {
+ return this.isSidePanelIconNotNeeded(status, items) ? <span /> : <SidePanelRightArrowIcon />;
+ }
+
+ isSidePanelIconNotNeeded = (status: string, items: Array<TreeItem<T>>) => {
+ return status === TreeItemStatus.PENDING ||
+ (status === TreeItemStatus.LOADED && !items) ||
+ (status === TreeItemStatus.LOADED && items && items.length === 0);
+ }
+
+ getToggableIconClassNames = (isOpen?: boolean, isActive?: boolean) => {
+ const { iconOpen, iconClose, active, toggableIcon } = this.props.classes;
+ return classnames(toggableIcon, {
+ [iconOpen]: isOpen,
+ [iconClose]: !isOpen,
+ [active]: isActive
+ });
+ }
-const StyledTree = withStyles(styles)(Tree);
-export default StyledTree;
+ handleRowContextMenu = (item: TreeItem<T>) =>
+ (event: React.MouseEvent<HTMLElement>) =>
+ this.props.onContextMenu(event, item)
+
+ handleCheckboxChange = (item: TreeItem<T>) => {
+ const { toggleItemSelection } = this.props;
+ return toggleItemSelection
+ ? (event: React.MouseEvent<HTMLElement>) => {
+ event.stopPropagation();
+ toggleItemSelection(event, item);
+ }
+ : undefined;
+ }
+
+ handleToggleItemOpen = (item: TreeItem<T>) => (event: React.MouseEvent<HTMLElement>) => {
+ event.stopPropagation();
+ this.props.toggleItemOpen(event, item);
+ }
+ }
+);