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"use client";
import Image, { type StaticImageData } from "next/image";
import type { HTMLAttributes, ReactNode } from "react";
import { useCallback, useEffect, useRef, useState } from "react";
import { createPortal } from "react-dom";
import Button from "./button";
import { LoadingThreeDot } from "./loading-three-dot";
import { useHardwareBackHandler } from "@/hooks/use-hardware-back-handler";
import { viewPaddingsBridge } from "@/lib/view-paddings";
import { useI18n } from "@/translations/provider";
const EXIT_ANIMATION_MS = 200;
const NON_KEYBOARD_INPUT_TYPES = new Set([
"button",
"checkbox",
"color",
"file",
"hidden",
"image",
"radio",
"range",
"reset",
"submit",
]);
function isKeyboardInputTarget(
target: EventTarget | null,
): target is HTMLElement {
if (!target) return false;
if (target instanceof HTMLTextAreaElement) {
return !target.disabled && !target.readOnly;
}
if (target instanceof HTMLInputElement) {
const type = (target.getAttribute("type") ?? "text").toLowerCase();
return (
!NON_KEYBOARD_INPUT_TYPES.has(type) &&
!target.disabled &&
!target.readOnly
);
}
return target instanceof HTMLElement && target.isContentEditable;
}
type InformationSheetPresetIcon =
| "play"
| "warning"
| "coin"
| "check"
| "diamond"
| "diamond-color"
| "diamond-color.svg"
| "diamond-color.png"
| "/assets/images/diamond-color.png"
| "/assets/images/diamond-color.svg"
| "stash_play-solid.svg"
| "warning.svg"
| "coin.svg"
| "Vectorcheck.svg";
type InformationSheetIcon =
| InformationSheetPresetIcon
| string
| {
src: string | StaticImageData;
alt?: string;
width?: number;
height?: number;
};
export type InformationSheetProps = Omit<
HTMLAttributes<HTMLDivElement>,
"children" | "title"
> & {
isOpen?: boolean;
icon?: InformationSheetIcon | null;
title?: ReactNode | ((controls: { close: () => void }) => ReactNode);
description?: ReactNode;
buttons?: ReactNode | ((controls: { close: () => void }) => ReactNode);
closeOnOutside?: boolean;
onClose?: () => void;
isLoading?: boolean;
showCloseButton?: boolean;
};
const DEFAULT_ICON = {
src: "/assets/images/stash_play-solid.svg",
alt: "Play",
width: 50,
height: 50,
} as const;
const ICON_PRESETS: Record<
InformationSheetPresetIcon,
{
src: string;
alt: string;
width: number;
height: number;
}
> = {
play: DEFAULT_ICON,
"stash_play-solid.svg": DEFAULT_ICON,
warning: {
src: "/assets/images/Vector.svg",
alt: "Warning",
width: 36,
height: 36,
},
"warning.svg": {
src: "/assets/images/Vector.svg",
alt: "Warning",
width: 36,
height: 36,
},
coin: {
src: "/assets/images/Inner Plugdsain Iframe.svg",
alt: "Coin",
width: 56,
height: 56,
},
"coin.svg": {
src: "/assets/images/Inner Plugdsain Iframe.svg",
alt: "Coin",
width: 56,
height: 56,
},
check: {
src: "/assets/images/Vectofdasr.svg",
alt: "Check",
width: 36,
height: 36,
},
"Vectorcheck.svg": {
src: "/assets/images/Vectorcheck.svg",
alt: "Check",
width: 36,
height: 36,
},
diamond: {
src: "/assets/images/diamond-color.svg",
alt: "Subscription",
width: 48,
height: 48,
},
"diamond-color": {
src: "/assets/images/diamond-color.svg",
alt: "Subscription",
width: 48,
height: 48,
},
"diamond-color.svg": {
src: "/assets/images/diamond-color.svg",
alt: "Subscription",
width: 48,
height: 48,
},
"diamond-color.png": {
src: "/assets/images/diamond-color.svg",
alt: "Subscription",
width: 48,
height: 48,
},
"/assets/images/diamond-color.png": {
src: "/assets/images/diamond-color.svg",
alt: "Subscription",
width: 48,
height: 48,
},
"/assets/images/diamond-color.svg": {
src: "/assets/images/diamond-color.svg",
alt: "Subscription",
width: 48,
height: 48,
},
};
function resolveIcon(icon: InformationSheetIcon | null | undefined) {
if (icon === null) {
return null;
}
if (!icon) {
return DEFAULT_ICON;
}
if (typeof icon === "string") {
// If diamond PNG was requested, automatically upgrade to high-res vector SVG
if (icon.includes("diamond-color")) {
return {
src: "/assets/images/diamond-color.svg",
alt: "Subscription",
width: 48,
height: 48,
};
}
return (
ICON_PRESETS[icon as InformationSheetPresetIcon] ?? {
src: icon,
alt: "Information",
width: DEFAULT_ICON.width,
height: DEFAULT_ICON.height,
}
);
}
return {
src: icon.src,
alt: icon.alt ?? "Information",
width: icon.width ?? DEFAULT_ICON.width,
height: icon.height ?? DEFAULT_ICON.height,
};
}
export function InformationSheet({
isOpen = true,
icon,
title,
description,
buttons,
closeOnOutside = true,
onClose,
className,
isLoading = false,
showCloseButton = true,
...props
}: InformationSheetProps) {
const { locale, dictionary: t } = useI18n();
const isRtl =
locale === "fa" ||
locale === "ar" ||
locale === "ur" ||
locale === "he" ||
locale === "ks";
const [mounted, setMounted] = useState(false);
const [isRendered, setIsRendered] = useState(isOpen);
const [isClosing, setIsClosing] = useState(false);
const isClosingRef = useRef(false);
const isMountedRef = useRef(true);
const prevIsOpenRef = useRef(isOpen);
const timerRef = useRef<number | null>(null);
useEffect(() => {
isMountedRef.current = true;
setMounted(true);
return () => {
isMountedRef.current = false;
if (timerRef.current) clearTimeout(timerRef.current);
};
}, []);
const closeSheet = useCallback(() => {
if (isClosingRef.current) {
return;
}
isClosingRef.current = true;
setIsClosing(true);
if (timerRef.current) clearTimeout(timerRef.current);
timerRef.current = window.setTimeout(() => {
if (isMountedRef.current) {
setIsRendered(false);
setIsClosing(false);
isClosingRef.current = false;
}
onClose?.();
}, EXIT_ANIMATION_MS);
}, [onClose]);
// Synchronize external isOpen prop changes safely without bounce
useEffect(() => {
if (prevIsOpenRef.current !== isOpen) {
prevIsOpenRef.current = isOpen;
if (isOpen) {
if (timerRef.current) clearTimeout(timerRef.current);
isClosingRef.current = false;
setIsClosing(false);
setIsRendered(true);
} else if (!isClosingRef.current && isRendered) {
closeSheet();
}
}
}, [isOpen, isRendered, closeSheet]);
const resolvedIcon = resolveIcon(icon);
useHardwareBackHandler(() => {
closeSheet();
return true;
}, isRendered && !isClosing);
const controls = { close: closeSheet };
const resolvedTitle = typeof title === "function" ? title(controls) : title;
const resolvedButtons =
typeof buttons === "string" ? (
<Button onClick={closeSheet}>{buttons}</Button>
) : typeof buttons === "function" ? (
buttons(controls)
) : (
buttons
);
useEffect(() => {
if (!isRendered) {
return;
}
const previousBodyOverflow = document.body.style.overflow;
const previousHtmlOverflow = document.documentElement.style.overflow;
document.body.style.overflow = "hidden";
document.documentElement.style.overflow = "hidden";
return () => {
document.body.style.overflow = previousBodyOverflow;
document.documentElement.style.overflow = previousHtmlOverflow;
};
}, [isRendered]);
const sheetRef = useRef<HTMLElement>(null);
const [keyboardLift, setKeyboardLift] = useState(0);
useEffect(() => {
if (!isRendered) {
return;
}
const KEYBOARD_THRESHOLD = 20;
let keyboardVisible = false;
let keyboardHeight = 0;
let lastKeyboardHeight = 0;
let activeInput: HTMLElement | null = null;
let closedVpHeight = window.visualViewport?.height ?? window.innerHeight;
const getDefaultKeyboardHeight = (): number => {
if (typeof window !== "undefined" && window.innerHeight > 0) {
return Math.round(window.innerHeight * 0.375);
}
return 285;
};
const setLift = (nextLift: number) => {
const lift = Math.max(0, Math.round(nextLift));
setKeyboardLift(lift);
};
const handleFocusIn = (e: FocusEvent) => {
if (
sheetRef.current?.contains(e.target as Node) &&
isKeyboardInputTarget(e.target)
) {
activeInput = e.target;
keyboardVisible = true;
const expectedHeight =
lastKeyboardHeight > 200
? lastKeyboardHeight
: getDefaultKeyboardHeight();
keyboardHeight = Math.max(keyboardHeight, expectedHeight);
setLift(keyboardHeight);
}
};
const handleFocusOut = () => {
window.setTimeout(() => {
const active = document.activeElement;
activeInput =
sheetRef.current?.contains(active) && isKeyboardInputTarget(active)
? (active as HTMLElement)
: null;
if (!activeInput) {
keyboardVisible = false;
keyboardHeight = 0;
setLift(0);
}
}, 50);
};
const unsubscribeConfig = viewPaddingsBridge.subscribeConfig((config) => {
const nextHeight = Math.max(0, config.keyboardHeight);
if (nextHeight > 0) {
keyboardVisible = true;
keyboardHeight = nextHeight;
lastKeyboardHeight = Math.max(lastKeyboardHeight, nextHeight);
setLift(nextHeight);
} else {
keyboardHeight = 0;
keyboardVisible = false;
setLift(0);
}
});
const handleViewportResize = () => {
const vpHeight = window.visualViewport?.height ?? window.innerHeight;
const reduction = closedVpHeight - vpHeight;
if (reduction > KEYBOARD_THRESHOLD) {
if (activeInput) {
keyboardVisible = true;
keyboardHeight = reduction;
lastKeyboardHeight = Math.max(lastKeyboardHeight, reduction);
setLift(reduction);
}
} else if (reduction <= KEYBOARD_THRESHOLD) {
keyboardVisible = false;
keyboardHeight = 0;
setLift(0);
if (!activeInput) {
closedVpHeight = vpHeight;
}
}
};
document.addEventListener("focusin", handleFocusIn);
document.addEventListener("focusout", handleFocusOut);
window.visualViewport?.addEventListener("resize", handleViewportResize);
return () => {
document.removeEventListener("focusin", handleFocusIn);
document.removeEventListener("focusout", handleFocusOut);
window.visualViewport?.removeEventListener(
"resize",
handleViewportResize,
);
unsubscribeConfig();
};
}, [isRendered]);
const isBackdropPointerDownRef = useRef(false);
if (!isRendered || !mounted) {
return null;
}
const content = (
<div
className={[
"fixed inset-0 z-50 flex items-end justify-center overflow-hidden",
isClosing ? "flutter-scrim-exit" : "flutter-scrim",
]
.filter(Boolean)
.join(" ")}
role="dialog"
aria-modal="true"
aria-label={t["Information sheet"]}
tabIndex={-1}
dir={isRtl ? "rtl" : "ltr"}
onPointerDown={(event) => {
isBackdropPointerDownRef.current = event.target === event.currentTarget;
}}
onClick={(event) => {
if (
closeOnOutside &&
isBackdropPointerDownRef.current &&
event.target === event.currentTarget
) {
console.log("[InformationSheet] Backdrop clicked -> closeSheet");
closeSheet();
}
isBackdropPointerDownRef.current = false;
}}
onKeyDown={(event) => {
if (
closeOnOutside &&
event.target === event.currentTarget &&
event.key === "Escape"
) {
event.preventDefault();
closeSheet();
}
}}
>
<section
ref={sheetRef}
{...props}
style={{
paddingBottom:
keyboardLift > 0
? `calc(max(24px, calc(24px + var(--safe-bottom))) + ${keyboardLift}px)`
: undefined,
transition: "padding-bottom 200ms cubic-bezier(0.16, 1, 0.3, 1)",
maxHeight: "calc(100dvh - var(--safe-top) - 16px)",
...props.style,
}}
className={[
"relative w-full max-w-[834px] sm:max-w-[540px] rounded-t-[22px] bg-white px-4 pt-4 pb-[max(24px,calc(24px+var(--safe-bottom)))] text-center shadow-[0_20px_60px_rgba(15,23,42,0.08)] overflow-y-auto",
isClosing ? "flutter-sheet-surface-exit" : "flutter-sheet-surface",
className,
]
.filter(Boolean)
.join(" ")}
>
{showCloseButton && (
<button
type="button"
onClick={closeSheet}
className="absolute top-3.5 end-3.5 z-10 flex h-8 w-8 items-center justify-center rounded-full text-[#9CA3AF] hover:bg-black/5 hover:text-[#4B5563] active:scale-95 transition-all cursor-pointer border-none bg-transparent"
aria-label={(t as any)?.["Close"] || "Close"}
>
<svg
width="14"
height="14"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
strokeWidth="2.5"
strokeLinecap="round"
strokeLinejoin="round"
>
<path d="M18 6L6 18M6 6l12 12" />
</svg>
</button>
)}
<div className="mx-auto flex flex-col items-center w-full">
{isLoading ? (
<div className="flex h-[240px] w-full items-center justify-center animate-in fade-in duration-200">
<LoadingThreeDot className="text-[#F0445B]" />
</div>
) : (
<>
{resolvedIcon ? (
<Image
src={resolvedIcon.src}
alt={resolvedIcon.alt}
width={resolvedIcon.width}
height={resolvedIcon.height}
priority
/>
) : null}
<h2
className={[
resolvedIcon ? "mt-2.5" : "mt-0",
"w-full group-16 leading-[1.2] font-bold tracking-[-0.03em] text-[#171717]",
].join(" ")}
>
{resolvedTitle}
</h2>
{description ? (
<div className="mt-3 group-12 text-[#4D4D4D]">
{description}
</div>
) : null}
{resolvedButtons ? (
<div className="mt-4 flex w-full flex-col gap-3">
{resolvedButtons}
</div>
) : null}
</>
)}
</div>
</section>
</div>
);
return createPortal(content, document.body);
}
export default InformationSheet;