#!/usr/bin/env node
/**
 * Optimiert Falukant-Charakter-GLBs mit Draco + Textur-Optimierung.
 * Ausgabe: *_opt.glb im selben Verzeichnis.
 * Voraussetzung: npm install (@gltf-transform/cli als Dev-Dep)
 *
 * Aufruf: npm run optimize-models
 */

import { execSync } from 'child_process';
import { fileURLToPath } from 'url';
import path from 'path';

const __dirname = path.dirname(fileURLToPath(import.meta.url));
const charsDir = path.join(__dirname, '..', 'public', 'models', '3d', 'falukant', 'characters');

const models = [
  'male.glb', 'female.glb',
  'male_adult.glb', 'male_child.glb', 'male_preteen.glb', 'male_teen.glb', 'male_toddler.glb',
  'female_adult.glb', 'female_child.glb', 'female_preteen.glb', 'female_teen.glb', 'female_toddler.glb',
];

const cli = path.join(__dirname, '..', 'node_modules', '.bin', 'gltf-transform');
const cmd = (input, output) =>
  `"${cli}" optimize "${input}" "${output}" --compress draco --texture-size 1024`;

console.log('Optimize Falukant character GLBs (Draco + texture 1024)\n');

for (const f of models) {
  const input = path.join(charsDir, f);
  const out = f.replace(/\.glb$/, '_opt.glb');
  const output = path.join(charsDir, out);

  try {
    execSync(`node "${cli}" optimize "${input}" "${output}" --compress draco --texture-size 1024`, {
      stdio: 'inherit',
      cwd: path.join(__dirname, '..'),
    });
  } catch (e) {
    console.error(`Failed: ${f}`);
    process.exitCode = 1;
  }
}

console.log('\nDone. Use *_opt.glb in Character3D (with DRACOLoader).');