/**
 * Test script to verify PAN API is working correctly
 * Usage: node scripts/test-pan-api.js
 */

require('dotenv').config();
const axios = require('axios');

async function testPanAPI() {
  console.log('\n🧪 Testing PAN API Configuration...\n');
  console.log('=' .repeat(60));

  // Check environment variables
  console.log('\n1. Checking Environment Variables:');
  const requiredVars = {
    'PAN_PROVIDER_URL': process.env.PAN_PROVIDER_URL,
    'PAN_CLIENT_ID': process.env.PAN_CLIENT_ID,
    'PAN_CLIENT_SECRET': process.env.PAN_CLIENT_SECRET,
    'PAN_PRODUCT_INSTANCE_ID': process.env.PAN_PRODUCT_INSTANCE_ID
  };

  let allSet = true;
  for (const [key, value] of Object.entries(requiredVars)) {
    if (value) {
      const masked = key === 'PAN_CLIENT_SECRET' && value.length > 10
        ? value.substring(0, 4) + '***' + value.substring(value.length - 4)
        : value;
      console.log(`   ✅ ${key}: ${masked}`);
    } else {
      console.log(`   ❌ ${key}: NOT SET`);
      allSet = false;
    }
  }

  if (!allSet) {
    console.log('\n❌ Missing environment variables! Please check your .env file.\n');
    process.exit(1);
  }

  // Test Setu API directly
  console.log('\n2. Testing Setu API Directly:');
  try {
    const setuResponse = await axios.post(
      process.env.PAN_PROVIDER_URL,
      {
        pan: 'ABCDE1234A',
        consent: 'Y',
        reason: 'Testing PAN verification'
      },
      {
        headers: {
          'Content-Type': 'application/json',
          'x-client-id': process.env.PAN_CLIENT_ID,
          'x-client-secret': process.env.PAN_CLIENT_SECRET,
          'x-product-instance-id': process.env.PAN_PRODUCT_INSTANCE_ID
        },
        timeout: 30000
      }
    );

    if (setuResponse.status === 200 && setuResponse.data) {
      console.log('   ✅ Setu API is working!');
      console.log(`   Response: ${setuResponse.data.message || 'Success'}`);
    } else {
      console.log('   ⚠️  Setu API returned unexpected response');
      console.log(`   Status: ${setuResponse.status}`);
    }
  } catch (error) {
    console.log('   ❌ Setu API test failed!');
    if (error.response) {
      console.log(`   Status: ${error.response.status}`);
      console.log(`   Error: ${error.response.data?.message || error.response.data?.error || 'Unknown error'}`);
    } else {
      console.log(`   Error: ${error.message}`);
    }
    console.log('\n⚠️  Your Setu credentials may be incorrect or the API is down.\n');
    process.exit(1);
  }

  // Test local API (if server is running)
  console.log('\n3. Testing Local API (make sure server is running on port 3000):');
  try {
    // First, get a test API key
    console.log('   ℹ️  You need an API key to test the local endpoint.');
    console.log('   Run: npm run create-test-key');
    console.log('   Then test with:');
    console.log('   curl -X POST http://localhost:3000/v1/pan/verify \\');
    console.log('     -H "Content-Type: application/json" \\');
    console.log('     -H "x-api-key: YOUR_API_KEY" \\');
    console.log('     -d \'{"pan": "ABCDE1234A", "reason": "Testing"}\'');
  } catch (error) {
    console.log('   ⚠️  Could not test local API:', error.message);
  }

  console.log('\n' + '=' .repeat(60));
  console.log('\n✅ Configuration check complete!\n');
}

testPanAPI().catch(error => {
  console.error('\n❌ Test failed:', error.message);
  process.exit(1);
});