import type { Meta, StoryObj } from "@storybook/react-vite"
import { CheckIcon } from "lucide-react"
import { Badge } from "@hm-design/ui"
import { StateBoard, type BoardState } from "@/components/story-board"
import { StoryPage, StoryPageHeader, StorySection } from "@/components/story-page"

const variants = ["default", "secondary", "destructive", "outline"] as const

const meta = {
  title: "Components/Data & Display/Badge",
  component: Badge,
  parameters: {
    layout: "padded",
    docs: {
      description: {
        component:
          "현재 HM 규격: 12/18/500, padding 2/8, radius 4, border 1px. variant는 현재 HM Theme에 의미가 있는 default(primary), secondary(neutral), destructive, outline만 둡니다. success·warning·information은 상태 색이 정해지지 않아 만들지 않았습니다. Button variant를 재사용하지 않는 별도 컴포넌트입니다.",
      },
    },
  },
  argTypes: { variant: { control: "inline-radio", options: variants } },
} satisfies Meta<typeof Badge>
export default meta
type Story = StoryObj<typeof meta>

// Representative-page layout (Storybook presentation only): equal columns on PC (iframe width 1000px and up), fewer below that
// (280px minimum). Each specimen sits in its own single-column StateBoard (min larger than any column), so every subtitle and divider
// has the width of its column; a section with fewer specimens than columns leaves the remaining columns empty.
const specimenColumns = {
  2: "min-[1000px]:grid-cols-2",
  3: "min-[1000px]:grid-cols-3",
  4: "min-[1000px]:grid-cols-4",
} as const

function SpecimenGrid({ states, columns }: { states: BoardState[]; columns: 2 | 3 | 4 }) {
  return (
    <div className={`grid items-start gap-6 [grid-template-columns:repeat(auto-fill,minmax(min(100%,280px),1fr))] ${specimenColumns[columns]}`}>
      {states.map((state) => (
        <StateBoard key={state.id} min={10000} states={[state]} />
      ))}
    </div>
  )
}

// Representative Story: Overview (a plain Badge, already the default item of Variants / Text) is removed. 2 columns on PC.
export const All: Story = {
  name: "Badge",
  parameters: { layout: "fullscreen", controls: { disable: true } },
  render: () => (
    <StoryPage>
      <StoryPageHeader title="Badge" />
      <StorySection title="Variants">
        <SpecimenGrid
          columns={2}
          states={[
            {
              id: "variants",
              label: "Text",
              children: (
                <div className="flex flex-wrap items-center gap-3">
                  {variants.map((v) => (
                    <Badge key={v} variant={v}>
                      {v}
                    </Badge>
                  ))}
                </div>
              ),
            },
            {
              id: "icon",
              label: "With icon",
              children: (
                <div className="flex flex-wrap items-center gap-3">
                  {variants.map((v) => (
                    <Badge key={v} variant={v}>
                      <CheckIcon aria-hidden="true" />
                      {v}
                    </Badge>
                  ))}
                </div>
              ),
            },
          ]}
        />
      </StorySection>
      <StorySection title="Usage">
        <SpecimenGrid
          columns={2}
          states={[
            { id: "long", label: "Long text", children: <div className="max-w-[160px]"><Badge>A very long badge label</Badge></div> },
            {
              id: "link",
              label: "Link",
              children: (
                <Badge asChild variant="outline">
                  <a href="#badge">Link badge</a>
                </Badge>
              ),
            },
          ]}
        />
      </StorySection>
    </StoryPage>
  ),
}

export const Variants: Story = {
  tags: ["verification"],
  render: () => (
    <div className="flex flex-wrap items-center gap-3">
      {variants.map((v) => (
        <Badge key={v} variant={v}>
          {v}
        </Badge>
      ))}
    </div>
  ),
}
export const Playground: Story = { tags: ["verification"], args: { variant: "default", children: "Badge" } }