#!/usr/bin/env node
/**
 * SEO Best Practices Test
 * Verifies schema markup and meta tags are properly generated
 */

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

console.log('🔍 Testing SEO Implementation...\n');

const results = {
  passed: 0,
  failed: 0,
  warnings: 0,
  tests: []
};

function test(name, condition, critical = true) {
  const status = condition ? '✅ PASS' : critical ? '❌ FAIL' : '⚠️  WARN';
  results.tests.push({ name, status, critical });
  
  if (condition) {
    results.passed++;
  } else if (critical) {
    results.failed++;
  } else {
    results.warnings++;
  }
  
  console.log(`${status}: ${name}`);
}

// Test 1: Check if SEO modules exist
console.log('📦 Module Structure Tests:');
test('Keywords module exists', fs.existsSync('src/lib/seo/keywords/index.ts'));
test('Schema module exists', fs.existsSync('src/lib/seo/schema/index.ts'));
test('SEO components exist', fs.existsSync('src/components/seo/index.ts'));

// Test 2: Check if all locale configs exist
console.log('\n🌍 Locale Configuration Tests:');
const locales = ['sr', 'en', 'de', 'fr'];
locales.forEach(locale => {
  test(`Keywords config for ${locale}`, 
    fs.existsSync(`src/lib/seo/keywords/locales/${locale}.ts`));
});

// Test 3: Check schema generators
console.log('\n🏗️  Schema Generator Tests:');
test('Product schema generator exists', 
  fs.existsSync('src/lib/seo/schema/productSchema.ts'));
test('Organization schema generator exists', 
  fs.existsSync('src/lib/seo/schema/organizationSchema.ts'));
test('Breadcrumb schema generator exists', 
  fs.existsSync('src/lib/seo/schema/breadcrumbSchema.ts'));

// Test 4: Check React components
console.log('\n⚛️  React Component Tests:');
test('JsonLd component exists', 
  fs.existsSync('src/components/seo/JsonLd.tsx'));
test('ProductSchema component exists', 
  fs.existsSync('src/components/seo/ProductSchema.tsx'));
test('OrganizationSchema component exists', 
  fs.existsSync('src/components/seo/OrganizationSchema.tsx'));

// Test 5: Check page integrations
console.log('\n📄 Page Integration Tests:');
test('Root layout updated with OrganizationSchema', 
  fs.readFileSync('src/app/layout.tsx', 'utf8').includes('OrganizationSchema'));
test('Product page has ProductSchema', 
  fs.readFileSync('src/app/[locale]/products/[slug]/page.tsx', 'utf8').includes('ProductSchema'));
test('Product page has enhanced metadata', 
  fs.readFileSync('src/app/[locale]/products/[slug]/page.tsx', 'utf8').includes('openGraph'));
test('Checkout has noindex layout', 
  fs.existsSync('src/app/[locale]/checkout/layout.tsx'));

// Test 6: Check TypeScript types
console.log('\n📐 TypeScript Type Tests:');
test('SEO types defined', fs.existsSync('src/lib/seo/keywords/types.ts'));
test('Schema types defined', fs.existsSync('src/lib/seo/schema/types.ts'));

// Summary
console.log('\n' + '='.repeat(50));
console.log(`✅ Passed: ${results.passed}`);
console.log(`❌ Failed: ${results.failed}`);
console.log(`⚠️  Warnings: ${results.warnings}`);
console.log('='.repeat(50));

if (results.failed === 0) {
  console.log('\n🎉 All critical SEO tests passed!');
  process.exit(0);
} else {
  console.log(`\n⚠️  ${results.failed} critical test(s) failed.`);
  process.exit(1);
}