/**
 * 배리에이션 와이어프레임 썸네일.
 *
 * 사장님은 "InfoTable" 이라는 이름으로 고르지 않는다 — 모양을 보고 고른다.
 * 그래서 배리에이션 카드에는 반드시 그림이 붙고, 그 그림은 여기 한 곳에서만 그린다.
 */
import type {ThumbKey} from './types';

const BOX = 'fill-stone-300';
const LINE = 'fill-stone-200';
const ACCENT = 'fill-stone-500';

/** 40×28 좌표계 위에 회색 블록으로 레이아웃 얼개만 그린다. */
const SHAPES: Record<ThumbKey, React.ReactNode> = {
  fullbleed: (
    <>
      <rect x="0" y="0" width="40" height="28" className={BOX} />
      <rect x="3" y="18" width="20" height="3" className={ACCENT} />
      <rect x="3" y="23" width="12" height="2" className={LINE} />
    </>
  ),
  split: (
    <>
      <rect x="2" y="6" width="16" height="3" className={ACCENT} />
      <rect x="2" y="12" width="14" height="2" className={LINE} />
      <rect x="2" y="16" width="10" height="2" className={LINE} />
      <rect x="22" y="5" width="16" height="18" className={BOX} />
    </>
  ),
  stack: (
    <>
      <rect x="2" y="3" width="36" height="12" className={BOX} />
      <rect x="2" y="18" width="24" height="2.5" className={ACCENT} />
      <rect x="2" y="22" width="34" height="2" className={LINE} />
    </>
  ),
  centered: (
    <>
      <rect x="14" y="5" width="12" height="2" className={LINE} />
      <rect x="9" y="10" width="22" height="3" className={ACCENT} />
      <rect x="6" y="17" width="28" height="2" className={LINE} />
      <rect x="10" y="21" width="20" height="2" className={LINE} />
    </>
  ),
  grid: (
    <>
      {[2, 11, 20, 29].map((x) =>
        [4, 15].map((y) => (
          <rect key={`${x}-${y}`} x={x} y={y} width="8" height="8" className={BOX} />
        )),
      )}
    </>
  ),
  masonry: (
    <>
      <rect x="2" y="3" width="11" height="13" className={BOX} />
      <rect x="2" y="18" width="11" height="7" className={BOX} />
      <rect x="15" y="3" width="11" height="8" className={BOX} />
      <rect x="15" y="13" width="11" height="12" className={BOX} />
      <rect x="28" y="3" width="10" height="14" className={BOX} />
      <rect x="28" y="19" width="10" height="6" className={BOX} />
    </>
  ),
  carousel: (
    <>
      <rect x="1" y="6" width="6" height="14" className={LINE} />
      <rect x="9" y="4" width="22" height="18" className={BOX} />
      <rect x="33" y="6" width="6" height="14" className={LINE} />
      <rect x="17" y="24" width="6" height="1.5" className={ACCENT} />
    </>
  ),
  list: (
    <>
      {[3, 11, 19].map((y) => (
        <g key={y}>
          <rect x="2" y={y} width="9" height="6" className={BOX} />
          <rect x="13" y={y + 1} width="16" height="2" className={ACCENT} />
          <rect x="13" y={y + 4} width="22" height="1.5" className={LINE} />
        </g>
      ))}
    </>
  ),
  table: (
    <>
      <rect x="2" y="3" width="36" height="4" className={ACCENT} />
      {[9, 14, 19, 24].map((y) => (
        <g key={y}>
          <rect x="2" y={y} width="14" height="2" className={LINE} />
          <rect x="20" y={y} width="18" height="2" className={LINE} />
        </g>
      ))}
    </>
  ),
  cards: (
    <>
      {[2, 21].map((x) =>
        [3, 15].map((y) => (
          <g key={`${x}-${y}`}>
            <rect x={x} y={y} width="17" height="9" className={LINE} />
            <rect x={x + 2} y={y + 2} width="9" height="2" className={ACCENT} />
            <rect x={x + 2} y={y + 5.5} width="13" height="1.5" className={BOX} />
          </g>
        )),
      )}
    </>
  ),
  accordion: (
    <>
      <rect x="2" y="3" width="36" height="4" className={ACCENT} />
      <rect x="2" y="9" width="36" height="7" className={LINE} />
      <rect x="2" y="18" width="36" height="4" className={ACCENT} />
      <rect x="2" y="24" width="36" height="2" className={LINE} />
    </>
  ),
  'two-column': (
    <>
      {[2, 21].map((x) => (
        <g key={x}>
          <rect x={x} y="4" width="17" height="2.5" className={ACCENT} />
          <rect x={x} y="8.5" width="15" height="1.5" className={LINE} />
          <rect x={x} y="15" width="17" height="2.5" className={ACCENT} />
          <rect x={x} y="19.5" width="15" height="1.5" className={LINE} />
        </g>
      ))}
    </>
  ),
  banner: (
    <>
      <rect x="0" y="8" width="40" height="12" className={ACCENT} />
      <rect x="4" y="11" width="16" height="2.5" className="fill-white/80" />
      <rect x="26" y="11" width="10" height="5" className="fill-white/90" />
    </>
  ),
  form: (
    <>
      <rect x="2" y="3" width="20" height="2.5" className={ACCENT} />
      <rect x="2" y="8" width="17" height="4" className={LINE} />
      <rect x="21" y="8" width="17" height="4" className={LINE} />
      <rect x="2" y="14" width="36" height="6" className={LINE} />
      <rect x="2" y="22" width="36" height="4" className={ACCENT} />
    </>
  ),
  timeline: (
    <>
      <rect x="5" y="3" width="1.5" height="22" className={LINE} />
      {[4, 12, 20].map((y) => (
        <g key={y}>
          <circle cx="5.75" cy={y + 1.5} r="2" className={ACCENT} />
          <rect x="11" y={y} width="14" height="2" className={ACCENT} />
          <rect x="11" y={y + 3.5} width="24" height="1.5" className={LINE} />
        </g>
      ))}
    </>
  ),
  compact: (
    <>
      <rect x="2" y="8" width="12" height="2.5" className={ACCENT} />
      <rect x="2" y="13" width="36" height="6" className={LINE} />
    </>
  ),
};

export function VariantThumb({thumb, className}: {thumb: ThumbKey; className?: string}) {
  return (
    <svg
      viewBox="0 0 40 28"
      role="presentation"
      className={className}
      preserveAspectRatio="xMidYMid meet"
    >
      <rect x="0" y="0" width="40" height="28" className="fill-white" />
      {SHAPES[thumb]}
    </svg>
  );
}