Capture

import { useId } from 'react';

const OPTIONS = [{"value": "photo", "label": "Photo"}, {"value": "video", "label": "Video"}, {"value": "portrait", "label": "Portrait"}];

const css = `
  .radio-capture { --i: 0; display: grid; justify-items: center; gap: 12px; width: 260px; }
  .radio-capture:has(.radio-capture__opt:nth-child(1) input:checked) { --i: 0; }
  .radio-capture:has(.radio-capture__opt:nth-child(2) input:checked) { --i: 1; }
  .radio-capture:has(.radio-capture__opt:nth-child(3) input:checked) { --i: 2; }
  @keyframes radio-capture-rec { 50% { opacity: 0.25; } }
  .radio-capture__finder { position: relative; width: 200px; height: 112px; border-radius: 12px; background: light-dark(#f3f4f7, #1a1c1f); box-shadow: inset 0 0 0 1px light-dark(#dbdde1, #2e3035); overflow: hidden; }
  .radio-capture__subject { position: absolute; left: 50%; bottom: -10px; width: 56px; height: 76px; margin-left: -28px; }
  .radio-capture__subject::before { content: ''; position: absolute; left: 14px; top: 0; width: 28px; height: 28px; border-radius: 50%; background: light-dark(#6d7179, #7d8087); }
  .radio-capture__subject::after { content: ''; position: absolute; left: 0; right: 0; top: 32px; bottom: 0; border-radius: 28px 28px 0 0; background: light-dark(#6d7179, #7d8087); }
  /* Portrait: the background melts away behind the subject. */
  .radio-capture__bg { position: absolute; inset: 0; background: radial-gradient(circle at 20% 30%, light-dark(#dbdde1, #2e3035) 0 10px, transparent 11px), radial-gradient(circle at 82% 26%, light-dark(#dbdde1, #2e3035) 0 14px, transparent 15px), radial-gradient(circle at 70% 70%, light-dark(#ebedf0, #232529) 0 18px, transparent 19px); transition: filter 0.5s, transform 0.5s; }
  .radio-capture__tag { position: absolute; top: 8px; left: 10px; display: inline-flex; align-items: center; gap: 5px; color: light-dark(#42454c, #e5e6e9); font-size: 10px; font-weight: 600; letter-spacing: 0.08em; opacity: 0; transition: opacity 0.3s; }
  .radio-capture__tag i { width: 6px; height: 6px; border-radius: 50%; background: light-dark(#373a40, #f1f2f3); animation: radio-capture-rec 1s steps(1) infinite; }
  .radio-capture__tag--p { left: auto; right: 10px; }
  /* The shutter: a full disc for photo, a small rounded square for video, a disc inside a ring for portrait. */
  .radio-capture__shutter { position: absolute; right: 12px; top: 50%; display: grid; place-items: center; width: 36px; height: 36px; margin-top: -18px; border-radius: 50%; box-shadow: inset 0 0 0 2.5px light-dark(#373a40, #f1f2f3); }
  .radio-capture__core { width: 26px; height: 26px; border-radius: 50%; background: light-dark(#373a40, #f1f2f3); transition: width 0.4s cubic-bezier(0.3, 1.4, 0.5, 1), height 0.4s cubic-bezier(0.3, 1.4, 0.5, 1), border-radius 0.4s; }
  .radio-capture:has(.radio-capture__opt:nth-child(2) input:checked) .radio-capture__core { width: 14px; height: 14px; border-radius: 3px; }
  .radio-capture:has(.radio-capture__opt:nth-child(2) input:checked) .radio-capture__tag--v { opacity: 1; }
  .radio-capture:has(.radio-capture__opt:nth-child(3) input:checked) .radio-capture__core { width: 18px; height: 18px; }
  .radio-capture:has(.radio-capture__opt:nth-child(3) input:checked) .radio-capture__bg { filter: blur(5px); transform: scale(1.1); }
  .radio-capture:has(.radio-capture__opt:nth-child(3) input:checked) .radio-capture__tag--p { opacity: 1; }
  @media (prefers-reduced-motion: reduce) {
    .radio-capture * { transition: none !important; animation: none !important; }
  }
  .radio-capture__opts { display: flex; gap: 3px; padding: 4px; border-radius: 12px; background: light-dark(#f3f4f7, #1a1c1f); box-shadow: inset 0 0 0 1px light-dark(#dbdde1, #2e3035); }
  .radio-capture__opt { position: relative; flex: 1; padding: 7px 10px; border-radius: 8px; color: light-dark(#5f626a, #a7abb2); font-size: 12.5px; font-weight: 500; text-align: center; white-space: nowrap; cursor: pointer; transition: background-color 0.25s, color 0.25s; }
  .radio-capture__opt:hover { color: light-dark(#42454c, #e5e6e9); }
  .radio-capture__opt:has(input:checked) { background: light-dark(#373a40, #f1f2f3); color: light-dark(#fbfcfd, #121417); }
  .radio-capture__opt:has(input:focus-visible) { outline: 2px solid light-dark(#50535b, #c6c8cd); outline-offset: 2px; }
  .radio-capture__input { position: absolute; width: 1px; height: 1px; margin: 0; opacity: 0; pointer-events: none; }
`;

export function CaptureRadio() {
  const name = useId();
  return (
    <>
      <style>
        {css}
      </style>
      <div className="radio-capture">
        <div className="radio-capture__finder" aria-hidden="true">
          <span className="radio-capture__bg" />
          <span className="radio-capture__subject" />
          <span className="radio-capture__tag radio-capture__tag--v">
            <i />
            REC 00:12
          </span>
          <span className="radio-capture__tag radio-capture__tag--p">f/1.8</span>
          <span className="radio-capture__shutter">
            <span className="radio-capture__core" />
          </span>
        </div>
        <div className="radio-capture__opts" role="radiogroup" aria-label="Camera mode">
          {OPTIONS.map((o, i) => (
            <label key={o.value} className="radio-capture__opt">
              <input className="radio-capture__input" type="radio" name={name} value={o.value} defaultChecked={i === 0} />
              {o.label}
            </label>
          ))}
        </div>
      </div>
    </>
  );
}