/**
 * Tripz - Global Tariffs Seed Script
 * 
 * This script seeds the `tripz_tariffs` table with internationally recognized 
 * service classes (e.g. Economy, Comfort, XL/Van, Saver) and standard time windows.
 * 
 * It maps legacy flat pricing models into the modern Tripz JSON-based TariffDefinition.
 */

const fs = require('fs');

// Standard, internationally recognized service classes
const ServiceClasses = {
  ECONOMY: 'economy',     // Standard, affordable everyday rides (formerly 'speed')
  COMFORT: 'comfort',     // Newer, more spacious vehicles
  LADY: 'lady',           // Female drivers for female riders
  ELECTRIC: 'electric',   // EV/Green vehicles
  VAN: 'van',             // High capacity (XL) vehicles
  DELIVERY: 'delivery',   // Package / courier delivery
  VIP: 'vip',             // Premium / Luxury rides (formerly 'mishwarVip')
  FIXED: 'fixed',         // Fixed route/fare rides
  SAVER: 'saver'          // Discounted / shared rides (formerly 'awfar')
};

// Global pricing configurations per country
const countryConfigs = [
  {
    country: 'jordan',
    currency: 'JOD',
    commissionPercent: 14.0,
    baseFare: 0.0,
    // Note: In the legacy system, Jordan's per-minute and per-km values were structurally swapped.
    // We have normalized them here to follow standard logic (perKm is higher than perMin).
    serviceRates: {
      [ServiceClasses.ECONOMY]:  { perKm: 0.184, perMin: 0.043 },
      [ServiceClasses.COMFORT]:  { perKm: 0.212, perMin: 0.056 },
      [ServiceClasses.LADY]:     { perKm: 0.184, perMin: 0.047 },
      [ServiceClasses.ELECTRIC]: { perKm: 0.184, perMin: 0.052 },
      [ServiceClasses.VAN]:      { perKm: 0.250, perMin: 0.065 }, // Adjusted perKm for Van proportionality
      [ServiceClasses.DELIVERY]: { perKm: 0.150, perMin: 0.039 },
      [ServiceClasses.VIP]:      { perKm: 0.300, perMin: 0.060 },
      [ServiceClasses.FIXED]:    { perKm: 0.184, perMin: 0.043 },
      [ServiceClasses.SAVER]:    { perKm: 0.150, perMin: 0.037 },
    },
    timeMultipliers: {
      normal: 1.0, // 08:00 - 16:00
      peak: 1.15,  // 16:00 - 22:00 (15% surge)
      late: 1.0    // 22:00 - 08:00
    }
  },
  {
    country: 'egypt',
    currency: 'EGP',
    commissionPercent: 12.0,
    baseFare: 0.0,
    serviceRates: {
      [ServiceClasses.ECONOMY]:  { perKm: 3.5, perMin: 0.8 },
      [ServiceClasses.COMFORT]:  { perKm: 5.0, perMin: 0.9 },
      [ServiceClasses.LADY]:     { perKm: 9.0, perMin: 1.0 },
      [ServiceClasses.ELECTRIC]: { perKm: 0.8, perMin: 0.5 },
      [ServiceClasses.VAN]:      { perKm: 1.4, perMin: 1.0 },
      [ServiceClasses.DELIVERY]: { perKm: 1.3, perMin: 0.8 },
      [ServiceClasses.VIP]:      { perKm: 5.5, perMin: 1.2 },
      [ServiceClasses.FIXED]:    { perKm: 5.5, perMin: 1.0 },
      [ServiceClasses.SAVER]:    { perKm: 3.0, perMin: 0.7 },
    },
    timeMultipliers: {
      normal: 1.0,
      peak: 1.75, // 1.4 EGP peak / 0.8 EGP normal = 1.75x
      late: 1.87  // 1.5 EGP late / 0.8 EGP normal = 1.87x
    }
  },
  {
    country: 'syria',
    currency: 'SYP',
    commissionPercent: 11.0,
    baseFare: 0.0,
    serviceRates: {
      [ServiceClasses.ECONOMY]:  { perKm: 40, perMin: 9 },
      [ServiceClasses.COMFORT]:  { perKm: 44, perMin: 10 },
      [ServiceClasses.LADY]:     { perKm: 63, perMin: 12 },
      [ServiceClasses.ELECTRIC]: { perKm: 9,  perMin: 5 },
      [ServiceClasses.VAN]:      { perKm: 10, perMin: 8 },
      [ServiceClasses.DELIVERY]: { perKm: 20, perMin: 9 },
      [ServiceClasses.VIP]:      { perKm: 26, perMin: 12 },
      [ServiceClasses.FIXED]:    { perKm: 26, perMin: 10 },
      [ServiceClasses.SAVER]:    { perKm: 36, perMin: 8 },
    },
    timeMultipliers: {
      normal: 1.0,
      peak: 1.11, // 10 peak / 9 normal = 1.11x
      late: 1.22  // 11 late / 9 normal = 1.22x
    }
  }
];

function generateSql() {
  let sql = `-- Tripz Standard Tariffs Seed Script\n`;
  sql += `-- Generated with international ride-hailing naming conventions.\n\n`;

  for (const config of countryConfigs) {
    const city = config.country;
    
    for (const [serviceClass, rates] of Object.entries(config.serviceRates)) {
      
      const definition = {
        currency: config.currency,
        mode: 'time_and_distance',
        booking_fee: config.baseFare,
        min_fare: config.baseFare > 0 ? config.baseFare : (rates.perKm * 2), // Min fare = 2 KMs default
        windows: [
          {
            name: 'normal',
            from: '08:00',
            to: '16:00',
            flag: config.baseFare,
            per_km: rates.perKm,
            per_min: rates.perMin,
            per_min_waiting: Number((rates.perMin * 1.5).toFixed(3))
          },
          {
            name: 'peak',
            from: '16:00',
            to: '22:00',
            flag: config.baseFare,
            per_km: Number((rates.perKm * config.timeMultipliers.peak).toFixed(3)),
            per_min: Number((rates.perMin * config.timeMultipliers.peak).toFixed(3)),
            per_min_waiting: Number((rates.perMin * config.timeMultipliers.peak * 1.5).toFixed(3))
          },
          {
            name: 'late',
            from: '22:00',
            to: '08:00',
            flag: config.baseFare,
            per_km: Number((rates.perKm * config.timeMultipliers.late).toFixed(3)),
            per_min: Number((rates.perMin * config.timeMultipliers.late).toFixed(3)),
            per_min_waiting: Number((rates.perMin * config.timeMultipliers.late * 1.5).toFixed(3))
          }
        ],
        commission: {
          percent: config.commissionPercent
        }
      };

      const defJson = JSON.stringify(definition).replace(/'/g, "''"); // Escape single quotes for SQL

      sql += `INSERT INTO tripz_tariffs (id, tenant_id, city, service_class, version, active, definition)\n`;
      sql += `VALUES (\n`;
      sql += `  gen_random_uuid(),\n`;
      sql += `  (SELECT id FROM tripz_tenants WHERE slug = 'siro' LIMIT 1),\n`;
      sql += `  '${city}',\n`;
      sql += `  '${serviceClass}',\n`;
      sql += `  1,\n`;
      sql += `  true,\n`;
      sql += `  '${defJson}'::jsonb\n`;
      sql += `);\n\n`;
    }
  }

  return sql;
}

const sqlOutput = generateSql();
fs.writeFileSync(__dirname + '/seed-tariffs.sql', sqlOutput);
console.log('✅ Generated seed-tariffs.sql successfully with international naming standards.');