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

function walkDir(dir, callback) {
  fs.readdirSync(dir).forEach(f => {
    let dirPath = path.join(dir, f);
    let isDirectory = fs.statSync(dirPath).isDirectory();
    isDirectory ? walkDir(dirPath, callback) : callback(dirPath);
  });
}

walkDir('apps/website/src/app/[lang]', (filePath) => {
  if (filePath.endsWith('.tsx') || filePath.endsWith('.ts')) {
    let content = fs.readFileSync(filePath, 'utf8');
    let changed = false;
    
    // Replace import ... from '../../lib/...' to import ... from '../../../lib/...'
    // Wait, the files were moved 1 level deeper. So any import starting with '../' needs an extra '../'
    // To be safe, let's just find and replace `from '../` with `from '../../` etc?
    // Actually, converting to `@/` is safer:
    // from '../../components/ => from '@/components/
    // from '../../../components/ => from '@/components/
    // from '../../lib/ => from '@/lib/
    // from '../../../lib/ => from '@/lib/
    // from '../components/ => from '@/components/
    // from '../lib/ => from '@/lib/
    
    const newContent = content.replace(/from '(\.\.\/)+components\//g, "from '@/components/")
                              .replace(/from '(\.\.\/)+lib\//g, "from '@/lib/")
                              .replace(/from '(\.\.\/)+store\//g, "from '@/store/")
                              .replace(/from '(\.\.\/)+hooks\//g, "from '@/hooks/");

    if (newContent !== content) {
      fs.writeFileSync(filePath, newContent, 'utf8');
      console.log('Fixed', filePath);
    }
  }
});