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cadence-ui/apps/docs/src/components/empty-state.stories.tsx
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TypeScript

import {
Button,
EmptyState,
EmptyStateActions,
EmptyStateDescription,
EmptyStateEyebrow,
EmptyStateHeader,
EmptyStateMedia,
EmptyStateTitle
} from "@ai-ui/ui";
import type { Meta, StoryObj } from "@storybook/react";
import type { ReactNode } from "react";
function EmptyStateGlyph() {
return (
<div className="grid gap-3">
<div className="grid grid-cols-[1.1rem_3.6rem] items-center gap-2">
<span className="size-4 rounded-full bg-[color-mix(in_oklch,var(--color-primary)_22%,var(--color-card))] shadow-[0_0_0_4px_color-mix(in_oklch,var(--color-primary)_10%,transparent)]" />
<span className="h-4 rounded-[var(--radius-sm)] bg-[color-mix(in_oklch,var(--color-surface-strong)_86%,white_14%)]" />
</div>
<div className="grid gap-2 rounded-[1rem] border border-[color-mix(in_oklch,var(--color-border)_70%,transparent)] bg-[color-mix(in_oklch,var(--color-surface-container-low)_72%,white_28%)] p-3 shadow-[inset_0_1px_0_rgba(255,255,255,0.45)]">
<div className="grid grid-cols-[1.2rem_3.4rem] gap-2">
<span className="h-4 rounded-[var(--radius-sm)] bg-[color-mix(in_oklch,var(--color-tertiary-container)_60%,white_40%)]" />
<span className="h-4 rounded-[var(--radius-sm)] bg-[color-mix(in_oklch,var(--color-surface-strong)_80%,white_20%)]" />
</div>
<div className="grid grid-cols-[4.8rem] gap-2">
<span className="h-2 rounded-[var(--radius-full)] bg-[var(--color-border-strong)]" />
<span className="h-2 rounded-[var(--radius-full)] bg-[var(--color-border)]" />
</div>
</div>
<div className="grid grid-cols-[4.8rem] gap-2">
<span className="h-2 rounded-[var(--radius-full)] bg-[var(--color-border-strong)]" />
<span className="h-2 rounded-[var(--radius-full)] bg-[var(--color-border)]" />
</div>
</div>
);
}
function WorkspaceSetupGlyph() {
return (
<div className="grid w-full gap-3">
<div className="flex items-center justify-between gap-3 rounded-[1rem] border border-[color-mix(in_oklch,var(--color-border)_70%,transparent)] bg-[color-mix(in_oklch,var(--color-surface-container-low)_72%,white_28%)] px-3 py-2.5 shadow-[inset_0_1px_0_rgba(255,255,255,0.45)]">
<div className="grid gap-1.5">
<span className="h-2.5 w-20 rounded-full bg-[color-mix(in_oklch,var(--color-primary)_20%,var(--color-card))]" />
<span className="h-2.5 w-12 rounded-full bg-[var(--color-border)]" />
</div>
<span className="grid size-10 place-items-center rounded-[1rem] bg-[linear-gradient(180deg,color-mix(in_oklch,var(--color-primary-container)_76%,white_24%),color-mix(in_oklch,var(--color-tertiary-container)_72%,white_28%))] shadow-[0_10px_22px_color-mix(in_oklch,var(--color-primary)_14%,transparent)]">
<span className="size-4 rounded-full border-2 border-[color-mix(in_oklch,var(--color-primary)_58%,white_42%)]" />
</span>
</div>
<div className="grid gap-2 rounded-[1.25rem] border border-[color-mix(in_oklch,var(--color-border)_68%,transparent)] bg-[color-mix(in_oklch,var(--color-surface-bright)_76%,white_24%)] p-3 shadow-[inset_0_1px_0_rgba(255,255,255,0.52)]">
<div className="flex items-center gap-2">
<span className="size-2.5 rounded-full bg-[color-mix(in_oklch,var(--color-success)_72%,white_28%)]" />
<span className="h-2.5 w-18 rounded-full bg-[var(--color-border-strong)]" />
</div>
<div className="flex items-center gap-2">
<span className="size-2.5 rounded-full bg-[color-mix(in_oklch,var(--color-primary)_56%,white_44%)]" />
<span className="h-2.5 w-24 rounded-full bg-[var(--color-border)]" />
</div>
<div className="flex items-center gap-2">
<span className="size-2.5 rounded-full bg-[color-mix(in_oklch,var(--color-tertiary)_58%,white_42%)]" />
<span className="h-2.5 w-16 rounded-full bg-[var(--color-border)]" />
</div>
</div>
</div>
);
}
function ReleaseEmptyState({
actionsLayout = "inline",
align = "center",
className,
description = "Adjust the current filters or create a new release to start routing work.",
eyebrow = "No results",
glyph,
layout = "default",
mediaSize = "default",
tone = "default",
title = "No matching releases"
}: {
actionsLayout?: "inline" | "stack";
align?: "center" | "start";
className?: string;
description?: string;
eyebrow?: string;
glyph?: ReactNode;
layout?: "compact" | "default" | "split";
mediaSize?: "compact" | "default" | "hero";
title?: string;
tone?: "default" | "subtle" | "accent";
}) {
return (
<EmptyState
align={align}
className={[layout === "split" ? "w-full max-w-none" : "w-[min(100%,42rem)]", className]
.filter(Boolean)
.join(" ")}
layout={layout}
tone={tone}
>
<EmptyStateMedia size={mediaSize}>
{glyph ?? <EmptyStateGlyph />}
</EmptyStateMedia>
<EmptyStateHeader align={align}>
<EmptyStateEyebrow>{eyebrow}</EmptyStateEyebrow>
<EmptyStateTitle>{title}</EmptyStateTitle>
<EmptyStateDescription>{description}</EmptyStateDescription>
</EmptyStateHeader>
<EmptyStateActions layout={actionsLayout}>
<Button>Create release</Button>
<Button variant="ghost">Reset filters</Button>
</EmptyStateActions>
</EmptyState>
);
}
const meta = {
title: "Components/EmptyState",
component: ReleaseEmptyState,
parameters: {
docs: {
description: {
component:
"EmptyState is the system surface for no-results, first-run, and no-content moments that should still feel intentional. It gives teams one stable composition for media, framing copy, and next-step actions instead of improvising ad hoc placeholder cards."
}
},
layout: "centered"
},
tags: ["autodocs"]
} satisfies Meta<typeof ReleaseEmptyState>;
export default meta;
type Story = StoryObj<typeof meta>;
export const Playground: Story = {};
export const Scenarios: Story = {
render: () => (
<div className="grid w-[860px] gap-4 lg:grid-cols-2">
<ReleaseEmptyState />
<ReleaseEmptyState
description="Invite teammates and define the first approval lane to turn this empty project into a reusable workflow."
eyebrow="First run"
title="This workspace is ready for its first rollout"
tone="accent"
/>
</div>
)
};
export const CompactQueue: Story = {
parameters: {
docs: {
description: {
story:
"Use the compact layout when an empty state lives inside a dense operational card, list, or queue panel and should preserve surrounding information density."
}
}
},
render: () => (
<div className="w-[720px] rounded-[var(--radius-lg)] border border-[var(--color-border)] bg-[var(--color-card)] p-6 shadow-[var(--shadow-sm)]">
<ReleaseEmptyState
actionsLayout="stack"
align="start"
description="The global queue is clear. Create a task template now or wait for the next dispatch cycle."
eyebrow="Queue clear"
layout="compact"
mediaSize="compact"
title="No blocked work right now"
tone="subtle"
/>
</div>
)
};
export const SplitWorkspace: Story = {
parameters: {
docs: {
description: {
story:
"Use the split layout when the empty state needs more narrative weight, richer actions, or a larger visual anchor inside a dashboard or setup surface."
}
}
},
render: () => (
<div className="w-[940px] rounded-[var(--radius-xl)] border border-[var(--color-border)] bg-[var(--color-background)] p-6">
<ReleaseEmptyState
align="start"
className="shadow-[0_26px_60px_color-mix(in_oklch,var(--color-primary)_10%,transparent)]"
description="Invite operators, connect the first runtime, and define the initial routing lane to turn this empty workspace into an active control surface."
eyebrow="Workspace setup"
glyph={<WorkspaceSetupGlyph />}
layout="split"
mediaSize="hero"
title="This command center needs its first operator"
tone="accent"
/>
</div>
)
};
export const Motion: Story = {
parameters: {
docs: {
description: {
story:
"EmptyState keeps motion local to the decorative media and the call-to-action group. The slab itself stays anchored while the media drifts gently and the actions enter in a short sequence. In static motion mode those effects collapse back to near-instant feedback."
}
}
},
render: () => (
<div className="grid w-[960px] gap-4 lg:grid-cols-[minmax(0,0.92fr)_minmax(0,1.08fr)]">
<ReleaseEmptyState
actionsLayout="stack"
align="start"
description="Keep the empty queue readable without turning it into a hero banner. The media should feel alive, not restless."
eyebrow="Queue calm"
layout="compact"
mediaSize="default"
title="No routed work is waiting right now"
tone="subtle"
/>
<ReleaseEmptyState
align="start"
className="shadow-[0_26px_60px_color-mix(in_oklch,var(--color-primary)_10%,transparent)]"
description="The split workspace uses the larger hero media, but the slab stays planted. Motion belongs in the supporting ornament and the CTA entrance, not in the whole panel."
eyebrow="Workspace setup"
glyph={<WorkspaceSetupGlyph />}
layout="split"
mediaSize="hero"
title="Invite the first operator to activate this command center"
tone="accent"
/>
</div>
)
};
export const Anatomy: Story = {
render: () => (
<div className="w-[760px] rounded-[var(--radius-lg)] border border-[var(--color-border)] bg-[var(--color-card)] p-6 text-[var(--color-foreground)] shadow-[var(--shadow-sm)]">
<div className="space-y-4">
<p className="text-xs uppercase tracking-[var(--tracking-caps)] text-[var(--color-muted-foreground)]">
Empty state anatomy
</p>
<ReleaseEmptyState />
<div className="grid gap-3 text-sm leading-6 text-[var(--color-muted-foreground)]">
<p>
<code className="text-[var(--color-foreground)]">data-slot=\"media\"</code> holds the
decorative or explanatory visual.
</p>
<p>
<code className="text-[var(--color-foreground)]">data-slot=\"header\"</code>,{" "}
<code className="text-[var(--color-foreground)]">data-slot=\"eyebrow\"</code>,{" "}
<code className="text-[var(--color-foreground)]">data-slot=\"label\"</code>, and{" "}
<code className="text-[var(--color-foreground)]">data-slot=\"description\"</code>{" "}
structure the framing copy.
</p>
<p>
<code className="text-[var(--color-foreground)]">data-slot=\"actions\"</code> groups
the primary next step and any secondary recovery action.
</p>
<p>
<code className="text-[var(--color-foreground)]">data-tone</code> exposes whether the
surface stays neutral, subtle, or accent-led.
</p>
<p>
<code className="text-[var(--color-foreground)]">layout</code>,{" "}
<code className="text-[var(--color-foreground)]">align</code>,{" "}
<code className="text-[var(--color-foreground)]">size</code>, and{" "}
<code className="text-[var(--color-foreground)]">actions layout</code> let the same
composition flex between dense cards and broader setup moments.
</p>
</div>
</div>
</div>
)
};
export const Accessibility: Story = {
parameters: {
docs: {
description: {
story:
"Use empty states to explain what happened and what the user can do next. Keep the title concrete, the description actionable, and ensure the primary action is a real next step rather than decorative reassurance."
}
}
},
render: () => (
<div className="grid w-[840px] gap-4 lg:grid-cols-[minmax(0,0.9fr)_minmax(0,1.1fr)]">
<article className="rounded-[var(--radius-lg)] border border-[var(--color-border)] bg-[var(--color-card)] p-6 shadow-[var(--shadow-sm)]">
<h3 className="text-lg font-semibold tracking-[var(--tracking-tight)]">
Accessibility notes
</h3>
<div className="mt-4 grid gap-3 text-sm leading-6 text-[var(--color-muted-foreground)]">
<p>Describe the absence clearly. &quot;No matching releases&quot; is better than &quot;Nothing here&quot;.</p>
<p>Use actions that recover the user, such as clearing filters or creating the first item.</p>
<p>Do not hide critical instructions inside decorative media. The copy should stand on its own.</p>
</div>
</article>
<div className="flex items-center justify-center rounded-[var(--radius-lg)] border border-dashed border-[var(--color-border-strong)] bg-[var(--color-background)] p-6">
<ReleaseEmptyState
description="Clear the current filters or create a release with a broader audience to repopulate this view."
title="No results for this routing lane"
tone="subtle"
/>
</div>
</div>
)
};