X-Git-Url: https://git.arvados.org/arvados-workbench2.git/blobdiff_plain/7adbd161925c71840bf4ddb799b87f1734e5af7e..ba27bdf218da8894df4ffa6174c67c1fb3e70c81:/src/components/tree/tree.tsx

diff --git a/src/components/tree/tree.tsx b/src/components/tree/tree.tsx
index fb0df58e..b6d77197 100644
--- a/src/components/tree/tree.tsx
+++ b/src/components/tree/tree.tsx
@@ -3,73 +3,184 @@
 // 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";
 
-type CssRules = 'list' | 'activeArrow' | 'arrow' | 'arrowRotate';
+import { ArvadosTheme } from '~/common/custom-theme';
+import { SidePanelRightArrowIcon } from '../icon/icon';
 
-const styles: StyleRulesCallback<CssRules> = (theme: Theme) => ({
+type CssRules = 'list'
+    | 'listItem'
+    | 'active'
+    | 'loader'
+    | 'toggableIconContainer'
+    | 'iconClose'
+    | 'renderContainer'
+    | 'iconOpen'
+    | 'toggableIcon'
+    | 'checkbox';
+
+const styles: StyleRulesCallback<CssRules> = (theme: ArvadosTheme) => ({
     list: {
-        paddingBottom: '3px',
-        paddingTop: '3px',
+        padding: '3px 0px'
     },
-    activeArrow: {
-        color: '#4285F6',
-        position: 'absolute',
+    listItem: {
+        padding: '3px 0px',
     },
-    arrow: {
+    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,
     },
-    arrowRotate: {
-        transform: 'rotate(-90deg)',
+    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 = 'initial',
+    PENDING = 'pending',
+    LOADED = 'loaded'
+}
+
 export interface TreeItem<T> {
     data: T;
     id: string;
     open: boolean;
     active: boolean;
+    selected?: boolean;
+    status: TreeItemStatus;
     items?: Array<TreeItem<T>>;
 }
 
-interface TreeProps<T> {
+export interface TreeProps<T> {
+    disableRipple?: boolean;
     items?: Array<TreeItem<T>>;
-    render: (item: TreeItem<T>, level?: number) => ReactElement<{}>;
-    toggleItem: (id: string) => any;
     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 (items: boolean, arrowClass: string, open: boolean){
-        return <i className={`${arrowClass} ${open ? "fas fa-caret-down" : `fas fa-caret-down ${this.props.classes.arrowRotate}`}`} />;
-    }
-    render(): ReactElement<any> {
-        const level = this.props.level ? this.props.level : 0;
-        const {classes, render, toggleItem, items} = this.props;
-        const {list, arrow, activeArrow} = classes;
-        return <List component="div" className={list}>
-            {items && items.map((it: TreeItem<T>, idx: number) =>
-             <div key={`item/${level}/${idx}`}>
-                <ListItem button onClick={() => toggleItem(it.id)} className={list} style={{paddingLeft: (level + 1) * 20}}>
-                    {this.renderArrow(true, it.active ? activeArrow : arrow, it.open)}
-                    {render(it, level)}
-                </ListItem>
-                {it.items && it.items.length > 0 &&
-                <Collapse in={it.open} timeout="auto" unmountOnExit>
-                    <StyledTree
-                        items={it.items}
-                        render={render}
-                        toggleItem={toggleItem}
-                        level={level + 1}/>
-                </Collapse>}
-             </div>)}
-        </List>;
-    }
-}
+export const Tree = withStyles(styles)(
+    class Component<T> extends React.Component<TreeProps<T> & WithStyles<CssRules>, {}> {
+        render(): ReactElement<any> {
+            const level = this.props.level ? this.props.level : 0;
+            const { classes, render, toggleItemOpen, items, toggleItemActive, onContextMenu, disableRipple } = this.props;
+            const { list, listItem, loader, toggableIconContainer, renderContainer } = classes;
+            const isCheckboxVisible = typeof this.props.showSelection === 'function'
+                ? this.props.showSelection
+                : () => this.props.showSelection ? true : false;
+
+            return <List component="div" className={list}>
+                {items && items.map((it: TreeItem<T>, idx: number) =>
+                    <div key={`item/${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>;
+        }
+
+        getProperArrowAnimation = (status: string, items: Array<TreeItem<T>>) => {
+            return this.isSidePanelIconNotNeeded(status, items) ? <span /> : <SidePanelRightArrowIcon />;
+        }
 
-const StyledTree = withStyles(styles)(Tree);
-export default StyledTree;
+        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
+            });
+        }
+
+        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);
+        }
+    }
+);