/**
 * 移动端输入框高度复位验证（2026-11-10 用户反馈）
 *
 * 现象：发文件 / 发多行文本后，输入框保持撑开的高度不恢复。
 *
 * 用法：`node scripts/verify-mobile-composer.mjs`
 */
import { chromium } from 'playwright';
import { mkdirSync, writeFileSync } from 'node:fs';
import { resolve } from 'node:path';
import { loadDevLogin } from './dev-login.mjs';

const OUT = resolve('test-results/mobile-composer-20261110');
mkdirSync(OUT, { recursive: true });

const login = loadDevLogin();
if (!login.enabled) throw new Error(`开发态登录不可用：${login.reason}`);

const results = [];
const check = (n, ok, d = '') => {
  results.push({ n, ok });
  console.log(`${ok ? '✅' : '❌'} ${n}${d ? `  (${d})` : ''}`);
};

const FILE = resolve('/tmp', `m-composer-${Date.now()}.md`);
writeFileSync(FILE, `# 移动端测试\n\n${Date.now()}\n`);

const b = await chromium.launch({ headless: true, channel: 'chromium' });
const ctx = await b.newContext({
  viewport: { width: 390, height: 844 },
  isMobile: true,
  hasTouch: true,
});
const page = await ctx.newPage();
await page.addInitScript((d) => {
  localStorage.setItem('fmode_session_token', d.token);
  localStorage.setItem('fmode_me', JSON.stringify(d.me));
}, login.payload);

await page.goto('http://localhost:4200/mobile/', { waitUntil: 'domcontentloaded' });
await page.waitForTimeout(6000);
await page.screenshot({ path: `${OUT}/01-mobile-home.png` });

/* 进入一个会话 */
const item = page.locator('.m-session, .session-item, [data-session-id]').first();
if ((await item.count()) > 0) await item.click({ timeout: 8000 }).catch(() => undefined);
else await page.getByText(/写一份团队周报/).first().click({ timeout: 8000 }).catch(() => undefined);
await page.waitForTimeout(5000);
await page.screenshot({ path: `${OUT}/02-chat.png` });

const ta = page.locator('textarea').first();
check('① 找到输入框', (await ta.count()) > 0);
if ((await ta.count()) === 0) await finish();

const baseH = await ta.evaluate((el) => el.getBoundingClientRect().height);
console.log(`  初始高度: ${baseH.toFixed(1)}px`);

/* 输入多行文本，确认它确实会长高（证明自适应是生效的） */
await ta.fill('第一行\n第二行\n第三行\n第四行\n第五行');
await page.waitForTimeout(500);
const grownH = await ta.evaluate((el) => el.getBoundingClientRect().height);
check('② 多行输入时输入框会撑高', grownH > baseH + 5, `${baseH.toFixed(0)} → ${grownH.toFixed(0)}px`);

/* 发送，然后看高度是否回落 */
await ta.press('Enter');
await page.waitForTimeout(3000);
const afterH = await ta.evaluate((el) => el.getBoundingClientRect().height);
check(
  '③ 发送后输入框高度恢复',
  Math.abs(afterH - baseH) < 8,
  `恢复到 ${afterH.toFixed(0)}px（初始 ${baseH.toFixed(0)}px）`,
);
await page.screenshot({ path: `${OUT}/03-after-send.png` });

/* 再验一次附件场景 */
const input = page.locator('input[type="file"]').first();
if ((await input.count()) > 0) {
  await ta.fill('附件说明\n第二行\n第三行');
  await page.waitForTimeout(400);
  const h2 = await ta.evaluate((el) => el.getBoundingClientRect().height);
  await input.setInputFiles(FILE);
  await page.waitForTimeout(1500);
  await ta.press('Enter');
  await page.waitForTimeout(8000);
  const h3 = await ta.evaluate((el) => el.getBoundingClientRect().height);
  check(
    '④ 发附件后高度同样恢复',
    Math.abs(h3 - baseH) < 8,
    `撑到 ${h2.toFixed(0)}px → 恢复到 ${h3.toFixed(0)}px`,
  );
  await page.screenshot({ path: `${OUT}/04-after-file-send.png` });
} else {
  check('④ 发附件后高度同样恢复', false, '未找到 file input');
}

await finish();

async function finish() {
  const passed = results.filter((r) => r.ok).length;
  console.log(`\n=== 结果：${passed}/${results.length} 通过 ===`);
  console.log(`截图：${OUT}`);
  await b.close();
  process.exit(passed === results.length ? 0 : 1);
}