// Optional UI check: install Playwright, or set CITYGEN_BROWSER_MODULES to its
// node_modules folder. Run against `npm run server:dev` with a prepared city.
import { createRequire } from 'node:module';
import { resolve } from 'node:path';
import { mkdir } from 'node:fs/promises';
import assert from 'node:assert/strict';
const require = createRequire(process.env.CITYGEN_BROWSER_MODULES ? resolve(process.env.CITYGEN_BROWSER_MODULES,'package.json') : import.meta.url);
const { chromium } = require('playwright');
const browser = await chromium.launch({headless:true, executablePath:process.env.CITYGEN_BROWSER_EXECUTABLE});
try {
  const page = await browser.newPage({viewport:{width:1440,height:1000}});
  const errors=[]; page.on('pageerror',error=>errors.push(error.message));
  const base=process.env.CITYGEN_TEST_URL || 'http://127.0.0.1:3000';
  await page.goto(`${base}/?play`);
  await page.locator('select option').first().waitFor({state:'attached'});
  const city=process.env.CITYGEN_TEST_CITY;
  if (city) await page.getByRole('combobox',{name:'Город'}).selectOption(city);
  await page.locator('[name=nickname]').fill(`Smoke-${Date.now()}`);
  const room=process.env.CITYGEN_TEST_ROOM;
  const started=performance.now();
  if(room) await page.locator(`[data-room="${room}"]`).click();
  else await page.getByRole('button',{name:'Создать комнату',exact:true}).click();
  await page.locator('.world-canvas').waitFor({timeout:60000});
  await page.waitForFunction(()=>document.querySelector('.viewer-top [role=status]')?.textContent.includes('в загруженной области'),null,{timeout:60000});
  const visibleMs=Math.round(performance.now()-started);
  await page.waitForFunction(()=>document.querySelector('.room-clock')?.textContent.includes('День'),null,{timeout:10000});
  await page.waitForFunction(()=>document.querySelector('.room-gameplay')?.textContent.includes('Казна'),null,{timeout:10000});
  await page.locator('[data-action=meal]').click();
  await page.waitForFunction(()=>document.querySelector('[data-action=meal]')?.disabled,null,{timeout:5000});
  await page.waitForFunction(()=>document.querySelector('.room-gameplay')?.textContent.includes('Общий обед'),null,{timeout:15000});
  await page.getByRole('button',{name:'Пауза',exact:true}).click();
  await page.waitForFunction(()=>document.querySelector('.room-clock')?.textContent.includes('×0'),null,{timeout:10000});
  await page.getByRole('button',{name:'1',exact:true}).click();
  await page.locator('.world-canvas').hover();await page.mouse.wheel(0,-550);
  await mkdir('.tools',{recursive:true}); await page.screenshot({path:'.tools/browser-room.png'});
  assert.deepEqual(errors,[]);
  console.log(JSON.stringify({ui:'passed',visibleMs,status:await page.locator('.viewer-top').innerText(),screenshot:resolve('.tools/browser-room.png')}));
  if (process.env.CITYGEN_TEST_ADMIN_TOKEN) {
    await page.goto(`${base}/?admin`);
    await page.getByLabel('Токен оператора').fill(process.env.CITYGEN_TEST_ADMIN_TOKEN);
    await page.getByRole('button',{name:'Обновить',exact:true}).click();
    await page.waitForFunction(()=>document.querySelector('[role=status]')?.textContent.includes('МиБ'),null,{timeout:10000});
    const saved = page.waitForResponse(r=>r.url().endsWith('/checkpoint') && r.request().method()==='POST');
    await page.getByRole('button',{name:'Сохранить',exact:true}).first().click();
    assert.equal((await saved).status(),200);
    console.log(JSON.stringify({admin:'passed'}));
  }
} finally {await browser.close();}