103 lines
3.5 KiB
TypeScript

import { Dispatch, SetStateAction, useCallback } from "react";
import Hotkeys from "react-hot-keys";
import { useSwipeable } from "react-swipeable";
import { Img } from "./Img";
import { Button } from "./Inputs/Button";
import { Popup } from "./Popup";
import { Icon } from "components/Ico";
/*
* ╭─────────────╮
* ────────────────────────────────────────╯ CONSTANTS ╰──────────────────────────────────────────
*/
const SENSIBILITY_SWIPE = 0.5;
/*
* ╭─────────────╮
* ───────────────────────────────────────╯ COMPONENT ╰───────────────────────────────────────────
*/
interface Props {
setState:
| Dispatch<SetStateAction<boolean | undefined>>
| Dispatch<SetStateAction<boolean>>;
state: boolean;
images: string[];
index: number;
setIndex: Dispatch<SetStateAction<number>>;
}
// ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─
export const LightBox = ({
state,
setState,
images,
index,
setIndex,
}: Props): JSX.Element => {
const handlePrevious = useCallback(() => {
if (index > 0) setIndex(index - 1);
}, [index, setIndex]);
const handleNext = useCallback(() => {
if (index < images.length - 1) setIndex(index + 1);
}, [images.length, index, setIndex]);
const handlers = useSwipeable({
onSwipedLeft: (SwipeEventData) => {
if (SwipeEventData.velocity < SENSIBILITY_SWIPE) return;
handleNext();
},
onSwipedRight: (SwipeEventData) => {
if (SwipeEventData.velocity < SENSIBILITY_SWIPE) return;
handlePrevious();
},
});
return (
<>
{state && (
<Hotkeys
keyName="left,right"
allowRepeat
onKeyDown={(keyName) => {
if (keyName === "left") {
handlePrevious();
} else {
handleNext();
}
}}
>
<Popup setState={setState} state={state} padding={false} fillViewport>
<div
{...handlers}
className={`grid h-full w-full grid-cols-[4em,1fr,4em] place-items-center
overflow-hidden [grid-template-areas:"left_image_right"] first-letter:gap-4
mobile:grid-cols-2 mobile:[grid-template-areas:"image_image""left_right"]`}
>
<div className="[grid-area:left]">
{index > 0 && (
<Button onClick={handlePrevious} icon={Icon.ChevronLeft} />
)}
</div>
<Img
className="max-h-full min-h-fit [grid-area:image]"
image={images[index]}
/>
<div className="[grid-area:right]">
{index < images.length - 1 && (
<Button onClick={handleNext} icon={Icon.ChevronRight} />
)}
</div>
</div>
</Popup>
</Hotkeys>
)}
</>
);
};