import path from 'path';
import fs from 'fs';
import { checkForCssFiles } from './utils';

/** Функция проверки package.json */
export async function checkPackageJSON(project: string) {
  const projectDir = path.join(__dirname, '../../packages/react', project);
  const filePath = path.join(projectDir, 'package.json');

  try {
    const data = fs.readFileSync(filePath, 'utf8');
    const config = JSON.parse(data);

    if (config?.exports?.['.']) {
      config.exports['.'] = {
        ...(config.exports['.'] || {}),
        import: './index.mjs',
        require: './index.js',
        types: './index.d.ts',
      };
    } else {
      config.exports = {
        '.': {
          import: './index.mjs',
          require: './index.js',
          types: './index.d.ts',
        },
      };
    }

    const hasCss = checkForCssFiles(projectDir);

    if (hasCss) {
      config.sideEffects = [
        ...new Set([...(config.sideEffects || []), '**/*.css']),
      ];

      config.devDependencies = {
        ...(config.devDependencies || {}),
        'vite-plugin-lib-inject-css': '2.1.1',
      };
    }

    const updatedConfig = JSON.stringify(config, null, 2) + '\n';

    fs.writeFileSync(filePath, updatedConfig);

    console.log('package.json успешно обновлен');
  } catch (error) {
    console.error('Ошибка при обновлении package.json:', error);
  }
}