#!/usr/bin/env node
/**
 * build-brand-mark.mjs — 构建 Kole UI 项目品牌图标。
 *
 * 真源：.design_library/kole-ui/brand/brand-mark.json
 * 产物：site/assets/kole-mark.svg、site/assets/kole-mark-mono.svg、
 *       site/brand-mark.generated.json
 */
import path from 'node:path';
import {
  atomicWrite,
  generatedData,
  readBrandSpec,
  renderFaviconSvg,
  renderMonoSvg,
  validateBrandSpec,
  BRAND_ASSET_REL,
  BRAND_DATA_REL,
  BRAND_MONO_REL,
} from './lib/brand-mark.mjs';

const ROOT = process.cwd();
const spec = readBrandSpec(ROOT);
const errors = validateBrandSpec(spec);
if (errors.length) {
  console.error('[build-brand] FAIL');
  errors.forEach((error) => console.error('  - ' + error));
  process.exit(1);
}

const favicon = renderFaviconSvg(spec);
const mono = renderMonoSvg(spec);
const data = generatedData(spec);

atomicWrite(path.join(ROOT, BRAND_ASSET_REL), favicon + '\n');
atomicWrite(path.join(ROOT, BRAND_MONO_REL), mono + '\n');
atomicWrite(path.join(ROOT, BRAND_DATA_REL), JSON.stringify(data, null, 2) + '\n');

console.log('[build-brand] OK');
console.log(`  name       : ${spec.name}`);
const paint = spec.geometry.mode === 'stroke'
  ? `${spec.geometry.strokeWidth}px 描边`
  : `实心${spec.geometry.opacities ? `（${spec.geometry.opacities.length} 层透明度）` : ''}`;
console.log(`  geometry   : ${spec.geometry.paths.length} 个模块 · ${paint} @24`);
console.log(`  favicon    : ${BRAND_ASSET_REL}`);
console.log(`  mono       : ${BRAND_MONO_REL}`);
console.log(`  generated  : ${BRAND_DATA_REL}`);