#!/usr/bin/env node
'use strict';
// SHADES — Lane C — headless runner for the weather suite.
//
//   node web/world/js/tests/run-node.mjs
//
// The same suite Lane A's selftest.html runs, but with no browser and no server,
// so tuning a storm curve is a one-second loop. Exits non-zero on failure.

import { readFileSync, readdirSync } from 'node:fs';
import { fileURLToPath } from 'node:url';
import { dirname, join } from 'node:path';
import { runWeatherSuite } from './weather.selftest.js';

const here = dirname(fileURLToPath(import.meta.url));
const stormDir = join(here, '..', '..', 'data', 'storms');

const storms = {};
for (const f of readdirSync(stormDir).filter((f) => f.endsWith('.json')).sort()) {
  storms[f.replace(/\.json$/, '')] = JSON.parse(readFileSync(join(stormDir, f), 'utf8'));
}

const r = runWeatherSuite(storms);

for (const res of r.results) {
  console.log(res.ok ? `  ok   ${res.name}` : `  FAIL ${res.name}\n         ${res.err}`);
}
console.log('\n  metrics (Lane B: tune cloth rho against these):');
for (const [k, v] of Object.entries(r.metrics)) console.log(`    ${k.padEnd(32)} ${v}`);
console.log(`\n  ${r.pass} passed, ${r.fail} failed\n`);

process.exit(r.fail ? 1 : 0);