// Il flipper del River nel browser vero: dal bar, la molla col mouse e col dito, i flipper coi pulsanti e con le
// frecce, il risultato. npm run browser:flipper — schermate in /tmp/regolo-flipper.
import { chromium } from 'playwright';
import { mkdirSync } from 'node:fs';
import assert from 'node:assert/strict';
import { staticServer } from './helpers.mjs';

const out = process.env.OUT ?? '/tmp/regolo-flipper';
mkdirSync(out, { recursive: true });
const server = await staticServer();
let browser;
const errors = [];
try {
    browser = await chromium.launch({ args: ['--autoplay-policy=no-user-gesture-required', '--use-gl=angle', '--use-angle=swiftshader', '--enable-unsafe-swiftshader'] });
    for (const [name, mobile, viewport] of [['desktop', false, { width: 1280, height: 860 }], ['touch', true, { width: 844, height: 390 }]]) {
        const page = await browser.newPage({ viewport, hasTouch: mobile, isMobile: mobile });
        page.on('pageerror', e => errors.push(e.message));
        await page.goto(`http://127.0.0.1:${server.port}/`);
        await page.click('#splash'); await page.click('#new-game'); await page.click('#rione [data-rione="campomigliaio"]'); await page.click('#skip-intro');
        await page.evaluate(async () => {
            const { settle } = await import('/tests/helpers.mjs');
            settle(game); game.go('via_provinciale'); settle(game);
            game.act('use', 'river'); settle(game);
            game.choose(game.options().findIndex(o => o.text.startsWith('Una partita alla bona'))); settle(game);
        });
        await page.waitForSelector('#bocce-controls:not([hidden])');
        await page.waitForFunction(async () => (await import('/src/engine/render.js')).hasBackground('assets/closeups/river-flipper.png'));
        assert.equal(await page.locator('#bocce-throw').textContent(), 'Lancia');
        assert.ok(await page.locator('#flipper-help').isVisible());
        assert.equal(await page.locator('#bocce-left').textContent(), '← Flipper');
        await page.screenshot({ path: `${out}/${name}-tavola.png` });
        const box = await page.locator('#scene').boundingBox(), P = (x, y) => [box.x + x / 640 * box.width, box.y + y / 360 * box.height];
        // La molla: col mouse tenendo premuto sulla scena, col dito il pulsante Lancia.
        if (mobile) await page.locator('#bocce-throw').tap();
        else {
            await page.mouse.move(...P(440, 320)); await page.mouse.down();
            await page.waitForFunction(() => game.closeup.holding && game.closeup.power > 0.3, null, { polling: 'raf' });
            await page.mouse.up();
        }
        await page.waitForFunction(() => game.closeup && !game.closeup.ball?.waiting, null, { timeout: 5000 });
        // I flipper: col dito i pulsanti tenuti premuti, col mouse la metà della scena e poi le frecce.
        if (mobile) {
            const b = await page.locator('#bocce-left').boundingBox();
            const cdp = await page.context().newCDPSession(page);
            await cdp.send('Input.dispatchTouchEvent', { type: 'touchStart', touchPoints: [{ x: b.x + b.width / 2, y: b.y + b.height / 2 }] });
            await page.waitForFunction(() => game.closeup.flippers.left.held.length > 0);
            await page.screenshot({ path: `${out}/${name}-flipper.png` });
            await cdp.send('Input.dispatchTouchEvent', { type: 'touchEnd', touchPoints: [] });
            await page.waitForFunction(() => game.closeup.flippers.left.held.length === 0);
        } else {
            await page.mouse.move(...P(400, 200)); await page.mouse.down();
            await page.waitForFunction(() => game.closeup.flippers.right.held.length > 0);
            await page.screenshot({ path: `${out}/${name}-flipper.png` });
            await page.mouse.up();
            await page.waitForFunction(() => game.closeup.flippers.right.held.length === 0);
            await page.keyboard.down('ArrowLeft');
            await page.waitForFunction(() => game.closeup.flippers.left.held.length > 0);
            await page.keyboard.up('ArrowLeft');
            await page.waitForFunction(() => game.closeup.flippers.left.held.length === 0);
        }
        // La fine: si fa finire la partita e si guarda il quadro.
        await page.evaluate(() => { const c = game.closeup; c.step = 'result'; c.ball = null; c.result = { winner: 'player', score: 7350, goal: c.skill.goal }; });
        await page.waitForFunction(() => document.querySelector('#bocce-throw').textContent === 'Finita');
        assert.match(await page.locator('#bocce-status').textContent(), /7350 punti/);
        await page.screenshot({ path: `${out}/${name}-fine.png` });
        await page.locator('#closeup-close').click();
        await page.waitForFunction(() => game.state.flags.flipper_vinto);
        await page.close();
    }
    assert.deepEqual(errors, []);
    console.log(`ok: schermate in ${out}`);
} finally { await browser?.close(); server.kill(); }