import { build } from 'vite';
import { cp, mkdir, readFile, writeFile } from 'node:fs/promises';
import { fileURLToPath } from 'node:url';
import { createRequire } from 'node:module';
import { execFileSync } from 'node:child_process';
import path from 'node:path';

const root = fileURLToPath(new URL('./', import.meta.url));
const require = createRequire(import.meta.url);
const engineRoot = path.dirname(require.resolve('orgchart/package.json'));
const engine = JSON.parse(await readFile(path.join(engineRoot, 'package.json'), 'utf8'));
if (engine.version !== '6.0.0') throw new Error('Expected pinned orgchart 6.0.0');
// Keep upstream UMD evaluation inside the deferred import; bundling removes bare imports.
for (const format of ['es', 'iife']) {
  await build({
    configFile: false, root, publicDir: false,
    build: {
      target: 'es2022', outDir: 'dist', emptyOutDir: false, minify: false,
      lib: {
        entry: path.join(root, 'src/index.ts'), name: 'HMOrgChart', formats: [format],
        fileName: () => format === 'es' ? 'index.js' : 'orgchart.browser.js',
      },
      rolldownOptions: { output: { codeSplitting: false } },
    },
  });
}
const typescriptManifest = require.resolve('typescript/package.json');
const typescript = JSON.parse(await readFile(typescriptManifest, 'utf8'));
execFileSync(process.execPath, [path.resolve(path.dirname(typescriptManifest), typescript.bin.tsc), '-p', path.join(root, 'tsconfig.build.json')], { stdio: 'inherit' });
// Ship one self-contained public CSS asset. ?url and file:// consumers cannot
// rely on source-relative imports or a bundler to discover private style files.
const coreStyles = await readFile(path.join(root, 'src/styles/org-chart.css'), 'utf8');
const inlinedStyles = await Promise.all(['design-tokens.css', 'color-presets.css', 'employee-card.css', 'summary-sections.css', 'org-chart-content.css', 'org-chart-readonly.css', 'org-chart-p3-summary.css', 'employee-info-dialog.css', 'org-chart-expanded.css'].map(async file => [file, await readFile(path.join(root, 'src/styles', file), 'utf8')]));
let publicStyles = coreStyles;
for (const [file, css] of inlinedStyles) publicStyles = publicStyles.replace(`@import './${file}';`, css);
await writeFile(path.join(root, 'dist/style.css'), publicStyles);
await cp(path.join(engineRoot, 'dist/css/orgchart.css'), path.join(root, 'dist/engine.css'));
await mkdir(path.join(root, 'dist/licenses'), { recursive: true });
await cp(path.join(engineRoot, 'LICENSE'), path.join(root, 'dist/licenses/orgchart-MIT.txt'));
await writeFile(path.join(root, 'dist/licenses/README.txt'), 'Bundled engine: dabeng orgchart 6.0.0 (MIT). Upstream UMD references html2canvas/jspdf only for export, which this Core disables. Those export libraries are not bundled or supported. json-digger is not imported by the shipped UMD. The npm dependency retains the upstream dependency manifest.\n');