@winstonblewup/sass-utils/postinstall.js

My first mini scss utilitary framework

const fs = require('fs');
const path = require('path');

const cwd = process.env.INIT_CWD;
const stylesDir = path.join(cwd, 'src/styles');
const scssEntry = path.join(stylesDir, 'main.scss');
const publicDir = path.join(cwd, 'public');
const importLine = `@use "@winstonblewup/sass-utils" as *;`;

const pkgPath = path.join(cwd, 'package.json');
let hasSass = false;
let pkg = {};

try {
  if (fs.existsSync(pkgPath)) {
    pkg = JSON.parse(fs.readFileSync(pkgPath, 'utf-8'));
    hasSass =
      (pkg.devDependencies && pkg.devDependencies['sass']) ||
      (pkg.dependencies && pkg.dependencies['sass']);
  }
} catch (_) {}

if (!hasSass) {
  console.error('❌ Erreur : Sass n\'est pas installé dans ce projet. Exécutez : npm install --save-dev sass');
  process.exit(1);
}

if (!fs.existsSync(stylesDir)) {
  fs.mkdirSync(stylesDir, { recursive: true });
}

if (!fs.existsSync(scssEntry)) {
  fs.writeFileSync(scssEntry, importLine);
}

if (!fs.existsSync(publicDir)) {
  fs.mkdirSync(publicDir, { recursive: true });
}

if (!pkg.scripts) pkg.scripts = {};
pkg.scripts['build:css'] = 'sass --load-path=node_modules src/styles/main.scss public/build.css';
pkg.scripts['watch:css'] = 'sass --watch src/styles/main.scss public/build.css';
fs.writeFileSync(pkgPath, JSON.stringify(pkg, null, 2));

const sourceReadme = path.join(__dirname, 'README.md');
const destReadme = path.join(cwd, 'README-sass-utils.md');
if (fs.existsSync(sourceReadme)) {
  fs.copyFileSync(sourceReadme, destReadme);
  console.log(`✅ README copié vers ${destReadme}`);
}

console.log('✅ Installation terminée. Lancez "npm run build:css" pour compiler votre CSS.');