src/components/breadcrumbs/breadcrumbs.tsx

   1 // Copyright (C) The Arvados Authors. All rights reserved.
   2 //
   3 // SPDX-License-Identifier: AGPL-3.0
   4
   5 import React from 'react';
   6 import { Button, Grid, StyleRulesCallback, WithStyles, Typography, Tooltip } from '@material-ui/core';
   7 import ChevronRightIcon from '@material-ui/icons/ChevronRight';
   8 import { withStyles } from '@material-ui/core';
   9 import { IllegalNamingWarning } from '../warning/warning';
  10 import { IconType } from 'components/icon/icon';
  11 import grey from '@material-ui/core/colors/grey';
  12
  13 export interface Breadcrumb {
  14     label: string;
  15     icon?: IconType;
  16 }
  17
  18 type CssRules = "item" | "currentItem" | "label" | "icon";
  19
  20 const styles: StyleRulesCallback<CssRules> = theme => ({
  21     item: {
  22         opacity: 0.6
  23     },
  24     currentItem: {
  25         opacity: 1
  26     },
  27     label: {
  28         textTransform: "none"
  29     },
  30     icon: {
  31         fontSize: 20,
  32         color: grey["600"]
  33     },
  34 });
  35
  36 export interface BreadcrumbsProps {
  37     items: Breadcrumb[];
  38     onClick: (breadcrumb: Breadcrumb) => void;
  39     onContextMenu: (event: React.MouseEvent<HTMLElement>, breadcrumb: Breadcrumb) => void;
  40 }
  41
  42 export const Breadcrumbs = withStyles(styles)(
  43     ({ classes, onClick, onContextMenu, items }: BreadcrumbsProps & WithStyles<CssRules>) =>
  44     <Grid container data-cy='breadcrumbs' alignItems="center" wrap="nowrap">
  45     {
  46         items.map((item, index) => {
  47             const isLastItem = index === items.length - 1;
  48             const isFirstItem = index === 0;
  49             const Icon = item.icon || (() => (null));
  50             return (
  51                 <React.Fragment key={index}>
  52                     {isFirstItem ? null : <IllegalNamingWarning name={item.label} />}
  53                     <Tooltip title={item.label}>
  54                         <Button
  55                             data-cy={
  56                                 isFirstItem
  57                                 ? 'breadcrumb-first'
  58                                 : isLastItem
  59                                     ? 'breadcrumb-last'
  60                                     : false}
  61                             color="inherit"
  62                             className={isLastItem ? classes.currentItem : classes.item}
  63                             onClick={() => onClick(item)}
  64                             onContextMenu={event => onContextMenu(event, item)}>
  65                             <Icon className={classes.icon} />
  66                             <Typography
  67                                 noWrap
  68                                 color="inherit"
  69                                 className={classes.label}>
  70                                 {item.label}
  71                             </Typography>
  72                         </Button>
  73                     </Tooltip>
  74                     {!isLastItem && <ChevronRightIcon color="inherit" className={classes.item} />}
  75                 </React.Fragment>
  76             );
  77         })
  78     }
  79     </Grid>
  80 );