import { execFileSync } from 'node:child_process';
import fs from 'node:fs';
import path from 'node:path';
import { fileURLToPath } from 'node:url';

import { build } from 'esbuild';

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);
const root = path.resolve(__dirname, '..');

function runViteBuild() {
  execFileSync('npx vite build', {
    cwd: root,
    stdio: 'inherit',
    shell: true,
  });
}

async function buildNodeTargets() {
  await build({
    entryPoints: [path.join(root, 'app/main/index.ts')],
    outfile: path.join(root, 'dist/main/index.cjs'),
    platform: 'node',
    target: 'node22',
    format: 'cjs',
    bundle: true,
    sourcemap: true,
    external: ['electron'],
  });

  await build({
    entryPoints: [path.join(root, 'app/preload/index.ts')],
    outfile: path.join(root, 'dist/preload/index.cjs'),
    platform: 'node',
    target: 'node22',
    format: 'cjs',
    bundle: true,
    sourcemap: true,
    external: ['electron'],
  });
}

await buildNodeTargets();
execFileSync('node', [path.join(root, 'scripts', 'gen-window-icon.mjs')], {
  cwd: root,
  stdio: 'inherit',
});
runViteBuild();

// Тот же PNG, что electron-builder кладёт в .exe/.app — в рантайме для окна/дока (паритет с Windows).
const packIcon = path.join(root, 'build', 'icon.png');
const distPackIcon = path.join(root, 'dist', 'renderer', 'app-pack-icon.png');
if (fs.existsSync(packIcon)) {
  fs.copyFileSync(packIcon, distPackIcon);
  console.log('copied pack icon to', distPackIcon);
}