// pages/api/apiList.js

import fs from 'fs';
import path from 'path';

export default function handler(req, res) {
  const apiDir = path.join(process.cwd(), 'pages/api');

  try {
    // Read the directory synchronously
    const files = fs.readdirSync(apiDir);

    // Filter out the current file and non-JavaScript files
    const jsFiles = files.filter(file => file !== 'apiList.js' && file.endsWith('.js'));

    // Initialize an array to store API configurations
    const apiList = [];

    // Load configurations from each JavaScript file
    for (const file of jsFiles) {
      const filePath = path.join(apiDir, file);
      
      // Read the file content
      const fileContent = fs.readFileSync(filePath, 'utf-8');
      
      // Extract JSON using regex
      const jsonMatch = fileContent.match(/export\s+const\s+config\s+=\s+({[\s\S]*?})/);

      // If JSON is found, parse it and add it to the API list
      if (jsonMatch && jsonMatch[1]) {
        console.log(jsonMatch[1])
        const config = JSON.parse(jsonMatch[1]);
        apiList.push({...config });
      }
    }

    // save the json at public/apiList.json (from the root)
    fs.writeFileSync(
      path.join(process.cwd(), 'public/apiList.json'),
      JSON.stringify(apiList, null, 2),
    );

    // Send the information as a JSON response
    res.status(200).json(apiList);
  } catch (error) {
    console.error('Error reading API directory:', error);
    res.status(500).json({ error: 'Internal Server Error' });
  }
}