#!/usr/bin/env node

/**
 * Script to fix missing attributes for high-voltage cables
 * Creates a manual attribute mapping based on product specifications
 */

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

const PROCESSED_DIR = path.join(__dirname, '..', 'data', 'processed');
const BACKUP_DIR = path.join(__dirname, '..', 'data', 'backup');

// Create backup directory
if (!fs.existsSync(BACKUP_DIR)) {
  fs.mkdirSync(BACKUP_DIR, { recursive: true });
}

/**
 * Manual attribute mappings for high-voltage cables
 * Based on typical specifications for these cable types
 */
const MANUAL_ATTRIBUTES = {
  // High Voltage Cables - Aluminum conductor, XLPE insulation
  'na2xsfl2y-3': { // NA2XS(FL)2Y high voltage
    en: [
      { name: 'Conductor', options: ['Aluminum'] },
      { name: 'Insulation', options: ['XLPE'] },
      { name: 'Sheath', options: ['PE'] },
      { name: 'Screen', options: ['Copper wire + tape'] },
      { name: 'Water blocking', options: ['Yes'] },
      { name: 'Voltage rating', options: ['6/10 kV', '12/20 kV', '18/30 kV'] },
      { name: 'Installation', options: ['Underground', 'Cable ducts', 'Outdoor'] },
      { name: 'Standard', options: ['IEC 60840', 'DIN VDE 0276-620'] },
      { name: 'Conductor material', options: ['Aluminum'] },
      { name: 'Conductor type', options: ['Compacted stranded'] },
      { name: 'Insulation material', options: ['XLPE'] },
      { name: 'Sheath material', options: ['PE'] },
      { name: 'Armour', options: ['None'] },
      { name: 'Max operating temperature', options: ['+90 °C'] },
      { name: 'Short circuit temperature', options: ['+250 °C'] },
      { name: 'Bending radius', options: ['Min. 15x diameter'] }
    ],
    de: [
      { name: 'Leiter', options: ['Aluminium'] },
      { name: 'Isolation', options: ['XLPE'] },
      { name: 'Mantel', options: ['PE'] },
      { name: 'Abschirmung', options: ['Kupferdraht + Band'] },
      { name: 'Wassersperre', options: ['Ja'] },
      { name: 'Spannungsbereich', options: ['6/10 kV', '12/20 kV', '18/30 kV'] },
      { name: 'Installation', options: ['Unterirdisch', 'Kabelrohre', 'Außen'] },
      { name: 'Norm', options: ['IEC 60840', 'DIN VDE 0276-620'] },
      { name: 'Leitermaterial', options: ['Aluminium'] },
      { name: 'Leitertyp', options: ['Verdrillt'] },
      { name: 'Isolationsmaterial', options: ['XLPE'] },
      { name: 'Mantelmaterial', options: ['PE'] },
      { name: 'Bewehrung', options: ['Keine'] },
      { name: 'Max. Betriebstemperatur', options: ['+90 °C'] },
      { name: 'Kurzschlusstemperatur', options: ['+250 °C'] },
      { name: 'Biegeradius', options: ['Min. 15x Durchmesser'] }
    ]
  },
  
  'n2xsfl2y': { // N2XS(FL)2Y high voltage
    en: [
      { name: 'Conductor', options: ['Copper'] },
      { name: 'Insulation', options: ['XLPE'] },
      { name: 'Sheath', options: ['PE'] },
      { name: 'Screen', options: ['Copper wire + tape'] },
      { name: 'Water blocking', options: ['Yes'] },
      { name: 'Voltage rating', options: ['6/10 kV', '12/20 kV', '18/30 kV'] },
      { name: 'Installation', options: ['Underground', 'Cable ducts', 'Outdoor'] },
      { name: 'Standard', options: ['IEC 60840', 'DIN VDE 0276-620'] },
      { name: 'Conductor material', options: ['Copper'] },
      { name: 'Conductor type', options: ['Stranded'] },
      { name: 'Insulation material', options: ['XLPE'] },
      { name: 'Sheath material', options: ['PE'] },
      { name: 'Armour', options: ['None'] },
      { name: 'Max operating temperature', options: ['+90 °C'] },
      { name: 'Short circuit temperature', options: ['+250 °C'] },
      { name: 'Bending radius', options: ['Min. 15x diameter'] }
    ],
    de: [
      { name: 'Leiter', options: ['Kupfer'] },
      { name: 'Isolation', options: ['XLPE'] },
      { name: 'Mantel', options: ['PE'] },
      { name: 'Abschirmung', options: ['Kupferdraht + Band'] },
      { name: 'Wassersperre', options: ['Ja'] },
      { name: 'Spannungsbereich', options: ['6/10 kV', '12/20 kV', '18/30 kV'] },
      { name: 'Installation', options: ['Unterirdisch', 'Kabelrohre', 'Außen'] },
      { name: 'Norm', options: ['IEC 60840', 'DIN VDE 0276-620'] },
      { name: 'Leitermaterial', options: ['Kupfer'] },
      { name: 'Leitertyp', options: ['Verdrillt'] },
      { name: 'Isolationsmaterial', options: ['XLPE'] },
      { name: 'Mantelmaterial', options: ['PE'] },
      { name: 'Bewehrung', options: ['Keine'] },
      { name: 'Max. Betriebstemperatur', options: ['+90 °C'] },
      { name: 'Kurzschlusstemperatur', options: ['+250 °C'] },
      { name: 'Biegeradius', options: ['Min. 15x Durchmesser'] }
    ]
  },
  
  'h1z2z2-k': { // H1Z2Z2-K solar cable
    en: [
      { name: 'Conductor', options: ['Tinned copper'] },
      { name: 'Insulation', options: ['XLPE'] },
      { name: 'Sheath', options: ['XLPE'] },
      { name: 'Voltage rating', options: ['1.5 kV'] },
      { name: 'Temperature range', options: ['-40 °C to +120 °C'] },
      { name: 'Standard', options: ['DIN EN 50618', 'VDE 0283-618'] },
      { name: 'Flame retardant', options: ['Yes'] },
      { name: 'Halogen free', options: ['Yes'] },
      { name: 'UV resistant', options: ['Yes'] },
      { name: 'Conductor class', options: ['Class 5'] },
      { name: 'Test voltage', options: ['6.5 kV'] },
      { name: 'CPR class', options: ['Eca'] }
    ],
    de: [
      { name: 'Leiter', options: ['Verzinntes Kupfer'] },
      { name: 'Isolation', options: ['XLPE'] },
      { name: 'Mantel', options: ['XLPE'] },
      { name: 'Spannungsbereich', options: ['1.5 kV'] },
      { name: 'Temperaturbereich', options: ['-40 °C bis +120 °C'] },
      { name: 'Norm', options: ['DIN EN 50618', 'VDE 0283-618'] },
      { name: 'Flammhemmend', options: ['Ja'] },
      { name: 'Halogenfrei', options: ['Ja'] },
      { name: 'UV-beständig', options: ['Ja'] },
      { name: 'Leiterklasse', options: ['Klasse 5'] },
      { name: 'Prüfspannung', options: ['6.5 kV'] },
      { name: 'CPR-Klasse', options: ['Eca'] }
    ]
  },
  
  'na2xfk2y': { // NA2X(F)K2Y high voltage
    en: [
      { name: 'Conductor', options: ['Copper'] },
      { name: 'Insulation', options: ['XLPE'] },
      { name: 'Sheath', options: ['PVC'] },
      { name: 'Screen', options: ['Copper wire'] },
      { name: 'Voltage rating', options: ['64/110 kV'] },
      { name: 'Installation', options: ['Underground', 'Cable ducts'] },
      { name: 'Standard', options: ['IEC 60502-2'] },
      { name: 'Conductor material', options: ['Copper'] },
      { name: 'Insulation material', options: ['XLPE'] },
      { name: 'Sheath material', options: ['PVC'] },
      { name: 'Max operating temperature', options: ['+90 °C'] },
      { name: 'Short circuit temperature', options: ['+250 °C'] }
    ],
    de: [
      { name: 'Leiter', options: ['Kupfer'] },
      { name: 'Isolation', options: ['XLPE'] },
      { name: 'Mantel', options: ['PVC'] },
      { name: 'Abschirmung', options: ['Kupferdraht'] },
      { name: 'Spannungsbereich', options: ['64/110 kV'] },
      { name: 'Installation', options: ['Unterirdisch', 'Kabelrohre'] },
      { name: 'Norm', options: ['IEC 60502-2'] },
      { name: 'Leitermaterial', options: ['Kupfer'] },
      { name: 'Isolationsmaterial', options: ['XLPE'] },
      { name: 'Mantelmaterial', options: ['PVC'] },
      { name: 'Max. Betriebstemperatur', options: ['+90 °C'] },
      { name: 'Kurzschlusstemperatur', options: ['+250 °C'] }
    ]
  },
  
  'n2xfk2y': { // N2X(F)K2Y high voltage
    en: [
      { name: 'Conductor', options: ['Copper'] },
      { name: 'Insulation', options: ['XLPE'] },
      { name: 'Sheath', options: ['PVC'] },
      { name: 'Screen', options: ['Copper wire'] },
      { name: 'Voltage rating', options: ['64/110 kV'] },
      { name: 'Installation', options: ['Underground', 'Cable ducts'] },
      { name: 'Standard', options: ['IEC 60502-2'] },
      { name: 'Conductor material', options: ['Copper'] },
      { name: 'Insulation material', options: ['XLPE'] },
      { name: 'Sheath material', options: ['PVC'] },
      { name: 'Max operating temperature', options: ['+90 °C'] },
      { name: 'Short circuit temperature', options: ['+250 °C'] }
    ],
    de: [
      { name: 'Leiter', options: ['Kupfer'] },
      { name: 'Isolation', options: ['XLPE'] },
      { name: 'Mantel', options: ['PVC'] },
      { name: 'Abschirmung', options: ['Kupferdraht'] },
      { name: 'Spannungsbereich', options: ['64/110 kV'] },
      { name: 'Installation', options: ['Unterirdisch', 'Kabelrohre'] },
      { name: 'Norm', options: ['IEC 60502-2'] },
      { name: 'Leitermaterial', options: ['Kupfer'] },
      { name: 'Isolationsmaterial', options: ['XLPE'] },
      { name: 'Mantelmaterial', options: ['PVC'] },
      { name: 'Max. Betriebstemperatur', options: ['+90 °C'] },
      { name: 'Kurzschlusstemperatur', options: ['+250 °C'] }
    ]
  },
  
  'na2xfkld2y': { // NA2X(F)KLD2Y high voltage
    en: [
      { name: 'Conductor', options: ['Copper'] },
      { name: 'Insulation', options: ['XLPE'] },
      { name: 'Sheath', options: ['PE'] },
      { name: 'Screen', options: ['Copper wire + tape'] },
      { name: 'Voltage rating', options: ['64/110 kV'] },
      { name: 'Installation', options: ['Direct burial', 'Cable tray'] },
      { name: 'Standard', options: ['IEC 60502-2'] },
      { name: 'Conductor material', options: ['Copper'] },
      { name: 'Insulation material', options: ['XLPE'] },
      { name: 'Sheath material', options: ['PE'] },
      { name: 'Armour', options: ['Aluminum tape'] },
      { name: 'Max operating temperature', options: ['+90 °C'] },
      { name: 'Short circuit temperature', options: ['+250 °C'] }
    ],
    de: [
      { name: 'Leiter', options: ['Kupfer'] },
      { name: 'Isolation', options: ['XLPE'] },
      { name: 'Mantel', options: ['PE'] },
      { name: 'Abschirmung', options: ['Kupferdraht + Band'] },
      { name: 'Spannungsbereich', options: ['64/110 kV'] },
      { name: 'Installation', options: ['Direktverlegung', 'Kabeltragg'] },
      { name: 'Norm', options: ['IEC 60502-2'] },
      { name: 'Leitermaterial', options: ['Kupfer'] },
      { name: 'Isolationsmaterial', options: ['XLPE'] },
      { name: 'Mantelmaterial', options: ['PE'] },
      { name: 'Bewehrung', options: ['Aluminiumband'] },
      { name: 'Max. Betriebstemperatur', options: ['+90 °C'] },
      { name: 'Kurzschlusstemperatur', options: ['+250 °C'] }
    ]
  },
  
  'n2xfkld2y': { // N2X(F)KLD2Y high voltage
    en: [
      { name: 'Conductor', options: ['Copper'] },
      { name: 'Insulation', options: ['XLPE'] },
      { name: 'Sheath', options: ['PE'] },
      { name: 'Screen', options: ['Copper wire + tape'] },
      { name: 'Voltage rating', options: ['64/110 kV'] },
      { name: 'Installation', options: ['Direct burial', 'Cable tray'] },
      { name: 'Standard', options: ['IEC 60502-2'] },
      { name: 'Conductor material', options: ['Copper'] },
      { name: 'Insulation material', options: ['XLPE'] },
      { name: 'Sheath material', options: ['PE'] },
      { name: 'Armour', options: ['Aluminum tape'] },
      { name: 'Max operating temperature', options: ['+90 °C'] },
      { name: 'Short circuit temperature', options: ['+250 °C'] }
    ],
    de: [
      { name: 'Leiter', options: ['Kupfer'] },
      { name: 'Isolation', options: ['XLPE'] },
      { name: 'Mantel', options: ['PE'] },
      { name: 'Abschirmung', options: ['Kupferdraht + Band'] },
      { name: 'Spannungsbereich', options: ['64/110 kV'] },
      { name: 'Installation', options: ['Direktverlegung', 'Kabeltragg'] },
      { name: 'Norm', options: ['IEC 60502-2'] },
      { name: 'Leitermaterial', options: ['Kupfer'] },
      { name: 'Isolationsmaterial', options: ['XLPE'] },
      { name: 'Mantelmaterial', options: ['PE'] },
      { name: 'Bewehrung', options: ['Aluminiumband'] },
      { name: 'Max. Betriebstemperatur', options: ['+90 °C'] },
      { name: 'Kurzschlusstemperatur', options: ['+250 °C'] }
    ]
  }
};

function addMissingAttributes() {
  console.log('🔧 Fixing missing product attributes\n');
  
  const productsPath = path.join(PROCESSED_DIR, 'products.json');
  
  if (!fs.existsSync(productsPath)) {
    console.error('❌ products.json not found');
    return;
  }
  
  // Load current products
  const products = JSON.parse(fs.readFileSync(productsPath, 'utf8'));
  console.log(`📊 Loaded ${products.length} products`);
  
  // Create backup
  const backupPath = path.join(BACKUP_DIR, `products-${Date.now()}.json`);
  fs.writeFileSync(backupPath, JSON.stringify(products, null, 2));
  console.log(`💾 Backup created: ${backupPath}`);
  
  let fixedCount = 0;
  let alreadyFixedCount = 0;
  
  // Process each product
  const updatedProducts = products.map(product => {
    // Skip if already has attributes
    if (product.attributes && product.attributes.length > 0) {
      alreadyFixedCount++;
      return product;
    }
    
    // Find matching manual attributes
    const slug = product.slug;
    const manualSet = MANUAL_ATTRIBUTES[slug];
    
    if (manualSet) {
      const attributes = product.locale === 'en' ? manualSet.en : manualSet.de;
      
      console.log(`✅ Fixed: ${product.name} (${product.locale})`);
      console.log(`   Added ${attributes.length} attributes`);
      
      fixedCount++;
      
      return {
        ...product,
        attributes: attributes.map((attr, index) => ({
          id: index,
          name: attr.name,
          slug: attr.name.toLowerCase().replace(/\s+/g, '-'),
          position: index,
          visible: true,
          variation: true,
          options: attr.options
        }))
      };
    }
    
    // No manual mapping found
    return product;
  });
  
  // Save updated products
  fs.writeFileSync(productsPath, JSON.stringify(updatedProducts, null, 2));
  
  // Summary
  console.log('\n' + '='.repeat(60));
  console.log('📊 SUMMARY');
  console.log('='.repeat(60));
  console.log(`Total products: ${products.length}`);
  console.log(`Already had attributes: ${alreadyFixedCount}`);
  console.log(`Fixed with manual mapping: ${fixedCount}`);
  console.log(`Still missing: ${products.length - alreadyFixedCount - fixedCount}`);
  
  // Show which products still need work
  const stillMissing = updatedProducts.filter(p => !p.attributes || p.attributes.length === 0);
  if (stillMissing.length > 0) {
    console.log('\n⚠️  Products still missing attributes:');
    stillMissing.forEach(p => {
      console.log(`  - ${p.name} (${p.slug}) [ID: ${p.id}, Locale: ${p.locale}]`);
    });
  }
  
  console.log(`\n✅ Attribute fix complete!`);
  console.log(`💾 Updated file: ${productsPath}`);
}

// Run if called directly
if (require.main === module) {
  addMissingAttributes();
}

module.exports = { addMissingAttributes, MANUAL_ATTRIBUTES };