File size: 3,584 Bytes
1e92f2d | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 | import React from 'react';
import { cx } from './lib/cx';
import { isModifierClick } from './lib/isModifierClick';
import type { useBreadcrumb } from 'react-instantsearch-hooks';
export type BreadcrumbTranslations = {
/**
* The label of the root element
*/
rootElementText: string;
};
export type BreadcrumbClassNames = {
/**
* Class names to apply to the root element
*/
root: string;
/**
* Class names to apply to the root element when there are no refinements possible
*/
noRefinementRoot: string;
/**
* Class names to apply to the list element
*/
list: string;
/**
* Class names to apply to each item element
*/
item: string;
/**
* Class names to apply to the selected item
*/
selectedItem: string;
/**
* Class names to apply to the separator between items
*/
separator: string;
/**
* Class names to apply to each link element
*/
link: string;
};
type UseBreadcrumbRenderState = ReturnType<typeof useBreadcrumb>;
type BreadcrumbItem = UseBreadcrumbRenderState['items'][number];
export type BreadcrumbProps = React.ComponentProps<'div'> &
Pick<UseBreadcrumbRenderState, 'items' | 'createURL'> & {
classNames?: Partial<BreadcrumbClassNames>;
hasItems: boolean;
onNavigate: UseBreadcrumbRenderState['refine'];
separator?: string;
translations: BreadcrumbTranslations;
};
export function Breadcrumb({
classNames = {},
items = [],
hasItems,
createURL,
onNavigate,
separator = '>',
translations,
...props
}: BreadcrumbProps) {
const handleClick =
(value: BreadcrumbItem['value']) =>
(event: React.MouseEvent<HTMLAnchorElement, MouseEvent>) => {
if (!isModifierClick(event)) {
event.preventDefault();
onNavigate(value);
}
};
return (
<div
{...props}
className={cx(
'ais-Breadcrumb',
classNames.root,
!hasItems &&
cx('ais-Breadcrumb--noRefinement', classNames.noRefinementRoot),
props.className
)}
>
<ul className={cx('ais-Breadcrumb-list', classNames.list)}>
<li
className={cx(
'ais-Breadcrumb-item',
classNames.item,
!hasItems &&
cx('ais-Breadcrumb-item--selected', classNames.selectedItem)
)}
>
<a
href={createURL(null)}
onClick={handleClick(null)}
className={cx('ais-Breadcrumb-link', classNames.link)}
>
{translations.rootElementText}
</a>
</li>
{items.map((item, index) => {
const isLast = index === items.length - 1;
return (
<li
key={index}
className={cx(
'ais-Breadcrumb-item',
classNames.item,
isLast &&
cx('ais-Breadcrumb-item--selected', classNames.selectedItem)
)}
>
<span
aria-hidden="true"
className={cx('ais-Breadcrumb-separator', classNames.separator)}
>
{separator}
</span>
{isLast ? (
item.label
) : (
<a
className={cx('ais-Breadcrumb-link', classNames.link)}
href={createURL(item.value)}
onClick={handleClick(item.value)}
>
{item.label}
</a>
)}
</li>
);
})}
</ul>
</div>
);
}
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