const fs = require('fs');
const os = require('os');
const path = require('path');
const { app, BrowserWindow } = require('electron');

const ROOT = path.resolve(__dirname, '..', '..', '..');
const TMP = fs.mkdtempSync(path.join(os.tmpdir(), 'peoplelib-startup-ui-'));
app.setPath('appData', TMP);
process.env.ELECTRON_DISABLE_SECURITY_WARNINGS = 'true';

const results = [];
function check(name, pass, detail) {
  results.push([pass ? 'OK' : 'FAIL', name, detail || '']);
}

async function waitUntil(fn, timeout = 10000) {
  const end = Date.now() + timeout;
  while (Date.now() < end) {
    try {
      const value = await fn();
      if (value) return value;
    } catch (e) { /* 窗口仍在加载 */ }
    await new Promise((resolve) => setTimeout(resolve, 25));
  }
  throw new Error(`等待条件超时（${timeout}ms）`);
}

function printSummary() {
  console.log('\n========== 启动响应集成验证 ==========');
  for (const [status, name, detail] of results) {
    console.log(`${status.padEnd(5)} ${name}${detail ? `  [${detail}]` : ''}`);
  }
  const failed = results.filter((item) => item[0] === 'FAIL').length;
  console.log(`\n通过 ${results.length - failed}/${results.length}`);
  return failed;
}

app.whenReady().then(async () => {
  const library = require(path.join(ROOT, 'src', 'library', 'store'));
  let scanStartedAt = 0;
  library.scan = () => {
    scanStartedAt = Date.now();
    Atomics.wait(new Int32Array(new SharedArrayBuffer(4)), 0, 0, 2200);
    return { added: 0, missing: 0, total: 0 };
  };

  const startedAt = Date.now();
  require(path.join(ROOT, 'main.js'));
  const win = await waitUntil(() => (
    BrowserWindow.getAllWindows().find((item) => item.getTitle() === 'PeopleLib')
  ));
  win.hide();
  await waitUntil(() => win.webContents.executeJavaScript(
    `document.readyState === 'complete'
      && ['dark', 'light'].includes(document.documentElement.dataset.uiTheme)`
  ));
  const configReadyMs = Date.now() - startedAt;
  check('慢速书库扫描不会阻塞窗口配置加载', configReadyMs < 1200, `${configReadyMs}ms`);

  const sourceRows = await waitUntil(() => win.webContents.executeJavaScript(`(() => {
    const rows = Array.from(document.querySelectorAll('#sourceList input[data-id]')).map((input) => ({
      id: input.dataset.id,
      checked: input.checked,
      name: input.parentElement.querySelector('span').textContent
    }));
    return rows.length >= 16 ? rows : null;
  })()`));
  const expectedSources = ['openstax', 'opentextbook', 'wikisource-zh', 'wikisource-en'];
  check('新增开放书源出现在设置页且新安装默认启用',
    expectedSources.every((id) => sourceRows.some((row) => row.id === id && row.checked)),
    sourceRows.filter((row) => expectedSources.includes(row.id)).map((row) => `${row.id}:${row.name}`).join(', '));

  await waitUntil(() => scanStartedAt > 0, 7000);
  check('启动维护在首屏完成后延迟执行', scanStartedAt - startedAt >= 1400,
    `${scanStartedAt - startedAt}ms`);

  for (const window of BrowserWindow.getAllWindows()) {
    if (!window.isDestroyed()) window.destroy();
  }
  const failed = printSummary();
  app.exit(failed ? 1 : 0);
}).catch((error) => {
  console.error('异常:', error);
  check('启动验证未发生异常', false, error.message || String(error));
  for (const window of BrowserWindow.getAllWindows()) {
    if (!window.isDestroyed()) window.destroy();
  }
  printSummary();
  app.exit(1);
});