/**
 * @fileoverview The "Keep Size Under Keyboard" App Settings row (#672) in Chinese (zh-CN):
 * its label and description run through the real translator over the real index.html in
 * JSDOM, read in Chinese with no English left beyond `Claude` and `Codex`, and each key is
 * in the dictionary once (a repeated key in the object literal silently replaces the first).
 *
 * Port: N/A.
 */
import { readFileSync } from 'node:fs';
import { resolve } from 'node:path';
import vm from 'node:vm';
import { JSDOM } from 'jsdom';
import { afterAll, describe, expect, it } from 'vitest';

const PUBLIC = resolve(import.meta.dirname, '../src/web/public');
const I18N = readFileSync(resolve(PUBLIC, 'i18n.js'), 'utf8');
const INDEX = readFileSync(resolve(PUBLIC, 'index.html'), 'utf8');

type Api = { configure(o: Record<string, string>): void; start(): void };

/** What may stay Latin: the two CLI names. */
const leftover = (text: string) => text.replace(/\b(Claude|Codex)\b/g, '').match(/[A-Za-z]+/g) ?? [];

function rowStrings(doc: Document): { label: string; description: string } {
  const row = doc.getElementById('appSettingsKeyboardHoldsRows')!.closest('.set-row')!;
  return {
    label: row.querySelector('.set-row-label')!.textContent!.trim(),
    description: row.querySelector('.set-row-desc')!.textContent!.trim(),
  };
}

const source = new JSDOM(INDEX);
const english = rowStrings(source.window.document);

const dom = new JSDOM(INDEX, { runScripts: 'outside-only', url: 'http://localhost/' });
vm.runInContext(I18N, dom.getInternalVMContext(), { filename: 'i18n.js' });
const api = (dom.window as unknown as { CodemanI18n: Api }).CodemanI18n;
api.start();
api.configure({ language: 'zh-CN' });
const chinese = rowStrings(dom.window.document);

afterAll(() => {
  source.window.close();
  dom.window.close();
});

describe('the Keep Size Under Keyboard row in zh-CN', () => {
  it('finds the row (the check is not vacuous)', () => {
    expect(english.label).toBe('Keep Size Under Keyboard');
    expect(english.description).toMatch(/^For local Claude sessions, opening the on-screen keyboard/);
  });

  it('translates the label and the description, with no English left', () => {
    expect(chinese).toEqual({
      label: '键盘弹出时保持尺寸',
      description:
        '对于本地 Claude 会话，打开屏幕键盘时会保持会话尺寸并改为滚动视图，这样 Claude 不会重绘屏幕而丢失对话记录行。全屏界面（Codex、Claude 的全屏模式）仍像以前一样调整尺寸。',
    });
    for (const key of ['label', 'description'] as const) expect(leftover(chinese[key])).toEqual([]);
  });

  it('adds each key to the dictionary once', () => {
    for (const text of [english.label, english.description]) {
      expect(I18N.split(`'${text}'`).length + I18N.split(`"${text}"`).length - 2).toBe(1);
    }
  });
});