// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import {UIUtils} from './legacy.js';

export function render(container: HTMLElement) {
  const styleElement = document.createElement('style');
  styleElement.textContent = 'fieldset { label { display: block; } }';
  container.appendChild(styleElement);

  function radioExample({name, tabbable, disabled}: {
    name: string,
    tabbable: boolean,
    disabled: boolean,
  }): HTMLElement {
    const example = document.createElement('fieldset');
    example.style.marginTop = '20px';
    const legend = document.createElement('legend');
    legend.textContent = name;
    const list = document.createElement('div');
    for (let i = 0; i < 3; ++i) {
      const {label, radio} = UIUtils.createRadioButton(name, `Option #${i + 1}`, name);
      radio.tabIndex = tabbable ? 0 : -1;
      radio.disabled = disabled;
      radio.checked = i === 0;
      list.append(label);
    }
    example.append(legend, list);
    return example;
  }

  // Basic
  container.appendChild(radioExample({name: 'basic', tabbable: true, disabled: false}));

  // Not tab reachable
  container.appendChild(radioExample({name: 'not-table-reachable', tabbable: false, disabled: false}));

  // Disabled
  container.appendChild(radioExample({name: 'disabled', tabbable: true, disabled: true}));
}