// Verify screen-family chips: presence, default fallbacks intact, live recolor on click.
import { spawn } from 'node:child_process';
import { writeFileSync } from 'node:fs';
const PORT = 9335;
const URL = 'file:///home/cjennings/code/archsetup/docs/prototypes/panel-widget-gallery.html';
const chrome = spawn('google-chrome-stable', ['--headless=new', `--remote-debugging-port=${PORT}`, '--no-first-run', '--window-size=1600,1200', URL], { stdio: 'ignore' });
const sleep = ms => new Promise(r => setTimeout(r, ms));
let ws, id = 0; const pending = new Map(); const events = [];
for (let i = 0; i < 40; i++) { try { const l = await (await fetch(`http://127.0.0.1:${PORT}/json`)).json(); const p = l.find(t => t.type === 'page' && t.url.startsWith('file')); if (p) { ws = new WebSocket(p.webSocketDebuggerUrl); break; } } catch {} await sleep(250); }
await new Promise(r => ws.onopen = r);
ws.onmessage = m => { const d = JSON.parse(m.data); if (d.id && pending.has(d.id)) { pending.get(d.id)(d); pending.delete(d.id); } else if (d.method) events.push(d); };
const send = (method, params = {}) => new Promise(res => { const i = ++id; pending.set(i, res); ws.send(JSON.stringify({ id: i, method, params })); });
const evl = async e => { const r = await send('Runtime.evaluate', { expression: e, returnByValue: true }); if (r.result.exceptionDetails) throw new Error(JSON.stringify(r.result.exceptionDetails)); return r.result.result.value; };
const fails = [];
const ok = (n, c, d = '') => { console.log(`${c ? 'PASS' : 'FAIL'} ${n}${d ? ' — ' + d : ''}`); if (!c) fails.push(n); };
await send('Runtime.enable'); await sleep(1500);

ok('no exceptions on load', events.filter(e => e.method === 'Runtime.exceptionThrown').length === 0);
// count screen-family rows only — card option groups (e.g. card 01) reuse .famchips
ok('5 screen chip rows', await evl(`[...document.querySelectorAll('.famchips .lab')].filter(l=>l.textContent==='screen').length`) === 5);

// default fallback: dmx ink computes to gold-hi rgb(255,190,84)
const dmxFill0 = await evl(`getComputedStyle(document.querySelector('#card-R10 svg text')).fill`);
ok('R10 default ink = gold-hi', dmxFill0 === 'rgb(255, 190, 84)', dmxFill0);

// click green chip on R10 -> ink becomes phos rgb(127,224,160)
await evl(`document.querySelector('#card-R10').querySelector('.fc[title="green"]').click()`);
const dmxFill1 = await evl(`getComputedStyle(document.querySelector('#card-R10 svg text')).fill`);
ok('R10 green chip recolors ink', dmxFill1 === 'rgb(127, 224, 160)', dmxFill1);

// radar: default sweep line = gold-hi; click green -> phos
const swSel = `document.querySelector('#card-R31')`;
const line0 = await evl(`getComputedStyle(document.querySelectorAll('#card-R31 svg line')[0]).stroke`);
await evl(`${swSel}.querySelector('.fc[title="green"]').click()`);
const line1 = await evl(`getComputedStyle(document.querySelectorAll('#card-R31 svg line')[0]).stroke`);
ok('R31 green chip recolors furniture', line0 !== line1 && line1 === 'rgb(88, 184, 126)', `${line0} -> ${line1}`);

// scope (CSS widget): trace stroke changes on amber chip
const tr0 = await evl(`getComputedStyle(document.querySelector('.scope polyline')).stroke`);
await evl(`document.querySelector('.scope').closest('.card').querySelector('.fc[title="amber"]').click()`);
const tr1 = await evl(`getComputedStyle(document.querySelector('.scope polyline')).stroke`);
ok('N11 amber chip recolors trace', tr0 !== tr1 && tr1 === 'rgb(255, 190, 84)', `${tr0} -> ${tr1}`);

// R19: drag still works after family switch (click vfd, then check the handle's set() writes var-based fills)
await evl(`document.querySelector('#card-R19 .fc[title="vfd"]').click()`);
await evl(`document.getElementById('card-R19').gw.set(30,70)`);
const barFill = await evl(`(()=>{const b=document.querySelectorAll('#card-R19 svg rect')[10];return b.getAttribute('fill');})()`);
ok('R19 dynamic fills use vars', barFill.startsWith('var(--scr-'), barFill);

// R17: face gradient stop resolves to amber face after chip
await evl(`document.querySelector('#card-R17 .fc[title="amber"]').click()`);
const face = await evl(`getComputedStyle(document.querySelector('#card-R17 svg radialGradient stop')).stopColor`);
ok('R17 amber chip retints face', face === 'rgb(216, 203, 166)', face);

ok('no exceptions after chip clicks', events.filter(e => e.method === 'Runtime.exceptionThrown').length === 0);

// screenshot the recolored screens region (scroll R31 into view)
await evl(`document.querySelector('#card-R31 svg').scrollIntoView({block:'center'})`);
await sleep(400);
const shot = await send('Page.captureScreenshot', { format: 'png' });
writeFileSync('fams.png', Buffer.from(shot.result.data, 'base64'));
console.log('shot: fams.png');
chrome.kill();
process.exit(fails.length ? 1 : 0);