Initial commit: HMDesignSystem baseline

src/components/switch.stories.tsx

@@ -0,0 +1,87 @@
+import { useId, useState, type ReactNode } from "react"
+import type { Meta, StoryObj } from "@storybook/react-vite"
+import { Label, Switch } from "@hm-design/ui"
+import { StateBoard } from "@/components/story-board"
+import { STORY_KICKER, StoryPage, StoryPageHeader, StorySection } from "@/components/story-page"
+
+function Option({ label, children }: { label: string; children: (id: string) => ReactNode }) {
+  const id = useId()
+  return (
+    <div className="flex items-center gap-2">
+      {children(id)}
+      <Label htmlFor={id}>{label}</Label>
+    </div>
+  )
+}
+
+function Controlled() {
+  const [on, setOn] = useState(false)
+  return <Option label={`Notifications (${on ? "on" : "off"})`}>{(id) => <Switch id={id} checked={on} onCheckedChange={setOn} />}</Option>
+}
+
+const meta = {
+  title: "Components/Form/Switch",
+  component: Switch,
+  parameters: {
+    layout: "padded",
+    docs: {
+      description: {
+        component:
+          "현재 HM 규격: 트랙 36×20, 썸 16, On은 state-active, Off는 stroke 색. ui-viz에는 Switch 규격이 없어 참고만 했습니다. Radix Switch의 role=switch, 키보드, 접근성과 shadcn 기본 transition을 유지합니다.",
+      },
+    },
+  },
+} satisfies Meta<typeof Switch>
+export default meta
+type Story = StoryObj<typeof meta>
+
+export const All: Story = {
+  name: "Switch",
+  parameters: { layout: "fullscreen", controls: { disable: true } },
+  render: () => (
+    <StoryPage>
+      <StoryPageHeader
+        kicker={STORY_KICKER.components}
+        title="Switch"
+        description="설정을 즉시 켜고 끄는 컨트롤입니다. 트랙 36×20, 썸 16이며 On은 state-active 색입니다."
+      />
+      <StorySection title="Overview">
+        <StateBoard
+          min={240}
+          states={[
+            { id: "off", label: "Off", children: <Option label="Option">{(id) => <Switch id={id} />}</Option> },
+            { id: "on", label: "On", children: <Option label="Option">{(id) => <Switch id={id} defaultChecked />}</Option> },
+            { id: "interactive", label: "Controlled · click toggles", children: <Controlled /> },
+          ]}
+        />
+      </StorySection>
+      <StorySection title="States">
+        <StateBoard
+          min={240}
+          states={[
+            { id: "hover", label: "Hover", noteAfter: true, note: "Black 20% overlay. 포인터를 올려 확인합니다.", children: <Option label="Option">{(id) => <Switch id={id} />}</Option> },
+            { id: "focus", label: "Focus", children: <Option label="Option">{(id) => <Switch id={id} />}</Option> },
+            {
+              id: "disabled",
+              label: "Disabled",
+              children: (
+                <div className="grid gap-3">
+                  <Option label="Off">{(id) => <Switch id={id} disabled />}</Option>
+                  <Option label="On">{(id) => <Switch id={id} disabled defaultChecked />}</Option>
+                </div>
+              ),
+            },
+          ]}
+        />
+      </StorySection>
+    </StoryPage>
+  ),
+  play: async ({ canvasElement }) => {
+    // preventScroll: the page opens at its header, not at the States section.
+    canvasElement.querySelector<HTMLButtonElement>('[data-overview-state="focus"] [role="switch"]')?.focus({ preventScroll: true })
+  },
+}
+
+export const Off: Story = { tags: ["verification"], render: () => <Option label="Option">{(id) => <Switch id={id} />}</Option> }
+export const On: Story = { tags: ["verification"], render: () => <Option label="Option">{(id) => <Switch id={id} defaultChecked />}</Option> }
+export const Disabled: Story = { tags: ["verification"], render: () => <Option label="Option">{(id) => <Switch id={id} disabled defaultChecked />}</Option> }