File size: 2,457 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 | import React, { Fragment } from 'react';
import { cx } from './lib/cx';
type HighlightPartProps = {
children: React.ReactNode;
classNames: InternalHighlightClassNames;
highlightedTagName: React.ElementType;
nonHighlightedTagName: React.ElementType;
isHighlighted: boolean;
};
function HighlightPart({
classNames,
children,
highlightedTagName,
isHighlighted,
nonHighlightedTagName,
}: HighlightPartProps) {
const TagName = isHighlighted ? highlightedTagName : nonHighlightedTagName;
return (
<TagName
className={
isHighlighted ? classNames.highlighted : classNames.nonHighlighted
}
>
{children}
</TagName>
);
}
type HighlightedPart = {
isHighlighted: boolean;
value: string;
};
export type InternalHighlightClassNames = {
/**
* Class names to apply to the root element
*/
root: string;
/**
* Class names to apply to the highlighted parts
*/
highlighted: string;
/**
* Class names to apply to the non-highlighted parts
*/
nonHighlighted: string;
/**
* Class names to apply to the separator between highlighted parts
*/
separator: string;
};
export type InternalHighlightProps = React.HTMLAttributes<HTMLSpanElement> & {
classNames: InternalHighlightClassNames;
highlightedTagName?: React.ElementType;
nonHighlightedTagName?: React.ElementType;
separator?: React.ReactNode;
parts: HighlightedPart[][];
};
export function InternalHighlight({
parts,
highlightedTagName = 'mark',
nonHighlightedTagName = 'span',
separator = ', ',
className,
classNames,
...props
}: InternalHighlightProps) {
return (
<span {...props} className={cx(classNames.root, className)}>
{parts.map((part, partIndex) => {
const isLastPart = partIndex === parts.length - 1;
return (
<Fragment key={partIndex}>
{part.map((subPart, subPartIndex) => (
<HighlightPart
key={subPartIndex}
classNames={classNames}
highlightedTagName={highlightedTagName}
nonHighlightedTagName={nonHighlightedTagName}
isHighlighted={subPart.isHighlighted}
>
{subPart.value}
</HighlightPart>
))}
{!isLastPart && (
<span className={classNames.separator}>{separator}</span>
)}
</Fragment>
);
})}
</span>
);
}
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