HMDesign/src/components/sheet.stories.tsx

import type { Meta, StoryObj } from "@storybook/react-vite"
// Usage: preserved native label fixtures do not define a new-screen exception. Use public Label
// for supported fields (docs/components/label.md §5); copy only actions requested by the screen.
import { Button, Input, Sheet, SheetBody, SheetClose, SheetContent, SheetDescription, SheetFooter, SheetHeader, SheetTitle, SheetTrigger } from "@hm-design/ui"
import { STORY_KICKER, StoryPage, StoryPageHeader, StorySection } from "@/components/story-page"

// Sheet is a modal Radix overlay (Portal), so the representative Story is a row of triggers that open the real Sheet for each
// side and content case. The same cases start open in the verification Stories. Radix owns focus trap, Escape and focus return.

type Side = "top" | "right" | "bottom" | "left"

const longText = "긴 내용은 Body 영역만 세로로 scroll 하고 Header와 Footer는 그대로 보입니다. "

function Frame({
  trigger,
  side,
  defaultOpen,
  title,
  description,
  children,
}: {
  trigger: string
  side?: Side
  defaultOpen?: boolean
  title: string
  description?: string
  children: React.ReactNode
}) {
  return (
    <Sheet defaultOpen={defaultOpen}>
      <SheetTrigger asChild>
        <Button variant="primary" appearance="outline">
          {trigger}
        </Button>
      </SheetTrigger>
      <SheetContent side={side}>
        <SheetHeader>
          <SheetTitle>{title}</SheetTitle>
          {description ? <SheetDescription>{description}</SheetDescription> : null}
        </SheetHeader>
        <SheetBody>{children}</SheetBody>
        <SheetFooter>
          <SheetClose asChild>
            <Button variant="cancel" appearance="solid">
              취소
            </Button>
          </SheetClose>
          <SheetClose asChild>
            <Button variant="primary" appearance="solid">
              저장
            </Button>
          </SheetClose>
        </SheetFooter>
      </SheetContent>
    </Sheet>
  )
}

function SideCase({ side, defaultOpen }: { side: Side; defaultOpen?: boolean }) {
  return (
    <Frame trigger={side} side={side} defaultOpen={defaultOpen} title="설정" description="화면 가장자리에서 열리는 보조 패널입니다.">
      <p>{`side="${side}"`}</p>
    </Frame>
  )
}

function FormCase({ defaultOpen }: { defaultOpen?: boolean }) {
  return (
    <Frame trigger="폼" defaultOpen={defaultOpen} title="프로젝트 정보">
      <div className="grid gap-2">
        <label htmlFor="sheet-form-name" className="text-sm font-medium text-muted-foreground">
          프로젝트명
        </label>
        <Input id="sheet-form-name" size="medium" placeholder="프로젝트명을 입력하세요" />
      </div>
    </Frame>
  )
}

function LongCase({ defaultOpen }: { defaultOpen?: boolean }) {
  return (
    <Frame trigger="긴 내용" defaultOpen={defaultOpen} title="긴 내용" description="Body만 scroll 합니다.">
      {Array.from({ length: 30 }, (_, i) => (
        <p key={i} className="mb-3">
          {longText}
        </p>
      ))}
    </Frame>
  )
}

const meta = { title: "Components/Overlay/Sheet", component: Sheet, parameters: { layout: "centered" } } satisfies Meta<typeof Sheet>
export default meta
type Story = StoryObj<typeof meta>

export const All: Story = {
  name: "Sheet",
  parameters: { layout: "fullscreen", controls: { disable: true } },
  render: () => (
    <StoryPage>
      <StoryPageHeader
        kicker={STORY_KICKER.components}
        title="Sheet"
        description="화면 가장자리에서 열리는 보조 모달 패널입니다. 각 버튼을 눌러 실제 Sheet를 엽니다."
      />
      <StorySection title="Overview" description="side를 생략한 기본 방향(right)입니다.">
        <SideCase side="right" />
      </StorySection>
      <StorySection title="Variants" description="side: left / top / bottom.">
        <div className="flex flex-wrap gap-3">
          <SideCase side="left" />
          <SideCase side="top" />
          <SideCase side="bottom" />
        </div>
      </StorySection>
      <StorySection title="Usage" description="폼 입력 조합과, 내용이 길 때 Body만 scroll 하는 경우입니다.">
        <div className="flex flex-wrap gap-3">
          <FormCase />
          <LongCase />
        </div>
      </StorySection>
    </StoryPage>
  ),
}

// Verification Stories: the same cases starting open, hidden from the sidebar (tag `verification`).
export const Right: Story = { tags: ["verification"], render: () => <SideCase side="right" defaultOpen /> }
export const Left: Story = { tags: ["verification"], render: () => <SideCase side="left" defaultOpen /> }
export const Top: Story = { tags: ["verification"], render: () => <SideCase side="top" defaultOpen /> }
export const Bottom: Story = { tags: ["verification"], render: () => <SideCase side="bottom" defaultOpen /> }
export const Form: Story = { tags: ["verification"], render: () => <FormCase defaultOpen /> }
export const LongContent: Story = { tags: ["verification"], name: "Long Content", render: () => <LongCase defaultOpen /> }