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2026-05-01 22:05:05 -06:00

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"use client";
import type { ReactNode } from "react";
import HeaderLockup from "../../type/HeaderLockup";
import type { HeaderLockupSizeValue } from "../../type/HeaderLockup/HeaderLockup.types";
import Selection from "../Selection";
import type { CardStackViewProps } from "./CardStack.types";
function CardStackHeaderLockup({
title,
description,
justification,
size,
wrapperClassName,
}: {
title: string;
description: ReactNode;
justification: "center" | "left";
size: HeaderLockupSizeValue;
wrapperClassName?: string;
}) {
if (!title && !description) {
return null;
}
return (
<div className={wrapperClassName ?? "min-w-0"}>
<HeaderLockup
title={title}
description={description}
justification={justification}
size={size}
/>
</div>
);
}
function CardStackAddCardButton({
label,
ariaLabel,
onClick,
}: {
label: string;
ariaLabel: string;
onClick: () => void;
}) {
return (
<button
type="button"
onClick={onClick}
aria-label={ariaLabel}
className="flex min-h-[88px] w-full shrink-0 items-center justify-center rounded-[var(--measures-radius-medium,8px)] bg-[var(--color-surface-default-secondary)] font-inter text-base font-medium text-[var(--color-content-default-primary)] focus:outline-none focus-visible:ring-2 focus-visible:ring-[var(--color-border-invert-primary)]"
>
<span className="flex items-center gap-2">
<svg
width="20"
height="20"
viewBox="0 0 24 24"
fill="none"
xmlns="http://www.w3.org/2000/svg"
aria-hidden
>
<path
d="M12 5v14M5 12h14"
stroke="currentColor"
strokeWidth="2"
strokeLinecap="round"
/>
</svg>
{label}
</span>
</button>
);
}
export function CardStackView({
cards,
selectedIds,
onCardSelect,
expanded,
onToggleExpand,
hasMore,
toggleLabel,
showLessLabel,
title,
description,
layout,
compactRecommendedLimit,
compactCardIds,
compactDesktopLayout,
headerLockupSize,
toggleAlignment,
className,
showAddCard,
addCardLabel,
addCardAriaLabel,
onAddCard,
}: CardStackViewProps) {
const addTile =
showAddCard && onAddCard && addCardLabel.length > 0 ? (
<CardStackAddCardButton
label={addCardLabel}
ariaLabel={addCardAriaLabel || addCardLabel}
onClick={onAddCard}
/>
) : null;
const lockupSize = headerLockupSize ?? "L";
const isSelected = (id: string) => selectedIds.includes(id);
// Compact: explicit `compactCardIds` (caller-driven, used by create-flow
// facet ranker) takes precedence over the legacy `recommended`-filter so
// the screen can show un-tagged cards in the compact slot when there is
// no facet signal yet (CR-88 §10).
const compactCards = (() => {
if (compactCardIds && compactCardIds.length > 0) {
const byId = new Map(cards.map((c) => [c.id, c]));
return compactCardIds
.map((id) => byId.get(id))
.filter((c): c is (typeof cards)[number] => c !== undefined)
.slice(0, compactRecommendedLimit);
}
return cards
.filter((c) => c.recommended ?? false)
.slice(0, compactRecommendedLimit);
})();
// Single stack: always one column; expand reveals more in same stack (scrollable)
if (layout === "singleStack") {
const displayedCards = expanded ? cards : compactCards;
return (
<div className={`flex w-full flex-col gap-6 min-w-0 ${className}`}>
<CardStackHeaderLockup
title={title}
description={description}
justification="center"
size={lockupSize}
wrapperClassName="min-w-0 shrink-0"
/>
<div className="flex w-full min-w-0 flex-col gap-2">
{displayedCards.map((item) => (
<Selection
key={item.id}
id={item.id}
label={item.label}
supportText={item.supportText}
recommended={item.recommended ?? false}
selected={isSelected(item.id)}
orientation="vertical"
showInfoIcon={true}
onClick={() => onCardSelect(item.id)}
/>
))}
{addTile}
</div>
{hasMore ? (
<button
type="button"
onClick={onToggleExpand}
className={`font-inter text-base font-normal leading-6 text-[var(--color-gray-000)] underline hover:opacity-90 focus:outline-none cursor-pointer ${
toggleAlignment === "end" ? "self-end" : "self-center"
}`}
>
{expanded ? showLessLabel : toggleLabel}
</button>
) : null}
</div>
);
}
return (
<div className={`flex w-full flex-col gap-6 min-w-0 ${className}`}>
<CardStackHeaderLockup
title={title}
description={description}
justification="center"
size={lockupSize}
/>
{expanded ? (
<div className="mx-auto grid w-full max-w-[min(100%,860px)] grid-cols-1 gap-x-4 gap-y-6 md:grid-cols-2">
{cards.map((item) => (
<Selection
key={item.id}
id={item.id}
label={item.label}
supportText={item.supportText}
recommended={item.recommended ?? false}
selected={isSelected(item.id)}
orientation="vertical"
showInfoIcon={true}
onClick={() => onCardSelect(item.id)}
/>
))}
{addTile ? (
<div className="min-w-0 md:col-span-2">{addTile}</div>
) : null}
</div>
) : compactDesktopLayout === "pyramidFive" ? (
<>
<div className="flex w-full flex-col gap-2 md:hidden">
{compactCards.map((item) => (
<Selection
key={item.id}
id={item.id}
label={item.label}
supportText={item.supportText}
recommended={item.recommended ?? false}
selected={isSelected(item.id)}
orientation="horizontal"
showInfoIcon={false}
className="min-h-[142px]"
onClick={() => onCardSelect(item.id)}
/>
))}
{addTile}
</div>
<div className="mx-auto hidden w-full max-w-[min(100%,860px)] md:block">
{/*
lg+: fixed 3 + 2 rows (no flex-wrap on the top row — avoids 2+1+2 when the first row wraps).
mdlg: same shell as the 3-card step — each row is `flex justify-center gap-2` so cards
stay a tight cluster with gap-2 until lg expands to the 3+2 pyramid.
*/}
<div className="hidden flex-col gap-2 lg:flex">
<div className="flex justify-center gap-2">
{compactCards.slice(0, 3).map((item) => (
<Selection
key={item.id}
id={item.id}
label={item.label}
supportText={item.supportText}
recommended={item.recommended ?? false}
selected={isSelected(item.id)}
orientation="horizontal"
showInfoIcon={false}
className="h-[142px] min-h-[142px] max-h-[142px] w-[281px] max-w-[281px] shrink-0"
onClick={() => onCardSelect(item.id)}
/>
))}
</div>
{compactCards.length > 3 ? (
<div className="flex justify-center gap-2">
{compactCards
.slice(3, compactRecommendedLimit)
.map((item) => (
<Selection
key={item.id}
id={item.id}
label={item.label}
supportText={item.supportText}
recommended={item.recommended ?? false}
selected={isSelected(item.id)}
orientation="horizontal"
showInfoIcon={false}
className="h-[142px] min-h-[142px] max-h-[142px] w-[281px] max-w-[281px] shrink-0"
onClick={() => onCardSelect(item.id)}
/>
))}
</div>
) : null}
</div>
<div className="hidden flex-col gap-2 md:flex lg:hidden">
<div className="flex justify-center gap-2">
{compactCards.slice(0, 2).map((item) => (
<Selection
key={item.id}
id={item.id}
label={item.label}
supportText={item.supportText}
recommended={item.recommended ?? false}
selected={isSelected(item.id)}
orientation="horizontal"
showInfoIcon={false}
className="h-[142px] min-h-[142px] max-h-[142px] w-[281px] max-w-[281px] shrink-0"
onClick={() => onCardSelect(item.id)}
/>
))}
</div>
<div className="flex justify-center gap-2">
{compactCards.slice(2, 4).map((item) => (
<Selection
key={item.id}
id={item.id}
label={item.label}
supportText={item.supportText}
recommended={item.recommended ?? false}
selected={isSelected(item.id)}
orientation="horizontal"
showInfoIcon={false}
className="h-[142px] min-h-[142px] max-h-[142px] w-[281px] max-w-[281px] shrink-0"
onClick={() => onCardSelect(item.id)}
/>
))}
</div>
{compactCards[4] ? (
<div className="flex justify-center gap-2">
<Selection
id={compactCards[4].id}
label={compactCards[4].label}
supportText={compactCards[4].supportText}
recommended={compactCards[4].recommended ?? false}
selected={isSelected(compactCards[4].id)}
orientation="horizontal"
showInfoIcon={false}
className="h-[142px] min-h-[142px] max-h-[142px] w-[281px] max-w-[281px] shrink-0"
onClick={() => onCardSelect(compactCards[4].id)}
/>
</div>
) : null}
</div>
</div>
{addTile ? (
<div className="mx-auto hidden w-full max-w-[min(100%,860px)] md:block">
{addTile}
</div>
) : null}
</>
) : compactDesktopLayout === "flexWrap" ? (
<>
<div className="flex w-full flex-col gap-2 md:hidden">
{compactCards.map((item) => (
<Selection
key={item.id}
id={item.id}
label={item.label}
supportText={item.supportText}
recommended={item.recommended ?? false}
selected={isSelected(item.id)}
orientation="horizontal"
showInfoIcon={false}
className="min-h-[142px]"
onClick={() => onCardSelect(item.id)}
/>
))}
{addTile}
</div>
{/* mdlg: pyramid (2 + 1), each row centered; lg+: one centered row (not edge-to-edge in a 2-col grid) */}
{compactCards.length === 3 ? (
<>
<div className="mx-auto hidden w-full max-w-[min(100%,860px)] flex-col gap-2 md:flex lg:hidden">
<div className="flex justify-center gap-2">
{compactCards.slice(0, 2).map((item) => (
<Selection
key={item.id}
id={item.id}
label={item.label}
supportText={item.supportText}
recommended={item.recommended ?? false}
selected={isSelected(item.id)}
orientation="horizontal"
showInfoIcon={false}
className="h-[142px] min-h-[142px] max-h-[142px] w-[281px] max-w-[281px] shrink-0"
onClick={() => onCardSelect(item.id)}
/>
))}
</div>
<div className="flex justify-center">
<Selection
id={compactCards[2].id}
label={compactCards[2].label}
supportText={compactCards[2].supportText}
recommended={compactCards[2].recommended ?? false}
selected={isSelected(compactCards[2].id)}
orientation="horizontal"
showInfoIcon={false}
className="h-[142px] min-h-[142px] max-h-[142px] w-[281px] max-w-[281px] shrink-0"
onClick={() => onCardSelect(compactCards[2].id)}
/>
</div>
{addTile ? (
<div className="flex w-full justify-center px-2">{addTile}</div>
) : null}
</div>
<div className="mx-auto hidden w-full max-w-[min(100%,860px)] flex-wrap justify-center gap-2 lg:flex">
{compactCards.map((item) => (
<Selection
key={item.id}
id={item.id}
label={item.label}
supportText={item.supportText}
recommended={item.recommended ?? false}
selected={isSelected(item.id)}
orientation="horizontal"
showInfoIcon={false}
className="h-[142px] min-h-[142px] max-h-[142px] w-[281px] max-w-[281px] shrink-0"
onClick={() => onCardSelect(item.id)}
/>
))}
</div>
{addTile ? (
<div className="mx-auto hidden w-full max-w-[min(100%,860px)] lg:flex lg:justify-center">
<div className="w-full min-w-[281px] max-w-[574px]">{addTile}</div>
</div>
) : null}
</>
) : (
<div className="mx-auto hidden w-full max-w-[min(100%,860px)] flex-wrap justify-center gap-2 md:flex">
{compactCards.map((item) => (
<div
key={item.id}
className="flex w-full min-w-0 shrink-0 justify-center md:w-[281px] md:max-w-[281px]"
>
<Selection
id={item.id}
label={item.label}
supportText={item.supportText}
recommended={item.recommended ?? false}
selected={isSelected(item.id)}
orientation="horizontal"
showInfoIcon={false}
className="h-[142px] min-h-[142px] max-h-[142px] w-full max-w-[281px]"
onClick={() => onCardSelect(item.id)}
/>
</div>
))}
{addTile ? (
<div className="flex w-full min-w-0 shrink-0 justify-center md:w-[281px] md:max-w-[574px] md:flex-[1_1_100%]">
{addTile}
</div>
) : null}
</div>
)}
</>
) : (
<>
{/* Compact under 640: single column, up to 5 recommended cards */}
<div className="flex w-full flex-col gap-2 md:hidden">
{compactCards.map((item) => (
<Selection
key={item.id}
id={item.id}
label={item.label}
supportText={item.supportText}
recommended={item.recommended ?? false}
selected={isSelected(item.id)}
orientation="vertical"
showInfoIcon={true}
onClick={() => onCardSelect(item.id)}
/>
))}
{addTile}
</div>
{/* Compact 640+: 6-col grid so each card spans 2; second row centered (cols 23 and 45) */}
<div className="hidden md:grid grid-cols-6 gap-x-4 gap-y-6 w-full">
{compactCards.map((item, index) => {
const colClass =
index <= 2
? "md:col-span-2"
: index === 3 && compactCards.length === 4
? "md:col-start-3 md:col-span-2"
: index === 3
? "md:col-start-2 md:col-span-2"
: "md:col-start-4 md:col-span-2";
return (
<div key={item.id} className={colClass}>
<Selection
id={item.id}
label={item.label}
supportText={item.supportText}
recommended={item.recommended ?? false}
selected={isSelected(item.id)}
orientation="horizontal"
showInfoIcon={false}
onClick={() => onCardSelect(item.id)}
/>
</div>
);
})}
{addTile ? (
<div className="col-span-6 min-w-0">{addTile}</div>
) : null}
</div>
</>
)}
{hasMore ? (
<button
type="button"
onClick={onToggleExpand}
className="font-inter text-base font-normal leading-6 text-[var(--color-gray-000)] underline hover:opacity-90 focus:outline-none self-center cursor-pointer"
>
{expanded ? showLessLabel : toggleLabel}
</button>
) : null}
</div>
);
}