#!/usr/bin/env node
/**
 * FreightDesk — Demo Seed Data Script
 * Run: node scripts/seed-demo.js
 * 
 * Creates demo shippers, drivers, loads, and bids for testing.
 * Requires SUPABASE_URL and SUPABASE_SERVICE_KEY in environment.
 */

const supabase = require('../src/services/supabase');

const DEMO_SHIPPERS = [
  { name: 'Kahn Transport', phone: '+919876543210', email: 'kahn@example.com', company_name: 'Kahn Transport Pvt Ltd', city: 'Kochi', state: 'Kerala', address: 'MG Road, Ernakulam', is_verified: true },
  { name: 'Agarwal Logistics', phone: '+918765432109', email: 'agarwal@example.com', company_name: 'Agarwal Trading Co', city: 'Bangalore', state: 'Karnataka', address: 'KR Market', is_verified: true },
  { name: 'Rajesh Freight', phone: '+917654321098', email: 'rajesh@example.com', city: 'Chennai', state: 'Tamil Nadu', address: 'T Nagar', is_verified: true },
  { name: 'Sharma Carriers', phone: '+916543210987', email: 'sharma@example.com', company_name: 'Sharma & Sons', city: 'Mumbai', state: 'Maharashtra', address: 'Andheri', is_verified: true },
  { name: 'VIP Logistics', phone: '+915432109876', email: 'vip@example.com', city: 'Hyderabad', state: 'Telangana', address: 'Banjara Hills', is_verified: false },
];

const DEMO_DRIVERS = [
  { driver_name: 'Suresh Kumar', phone: '+919988776655', vehicle_number: 'KL 01 AB 1234', vehicle_type: '14ft', capacity_tons: 7, city: 'Kochi', state: 'Kerala', is_verified: true },
  { driver_name: 'Ramesh Singh', phone: '+918877665544', vehicle_number: 'KA 05 CD 5678', vehicle_type: '17ft', capacity_tons: 9, city: 'Bangalore', state: 'Karnataka', is_verified: true },
  { driver_name: 'Abdul Rahman', phone: '+917766554433', vehicle_number: 'TN 09 EF 9012', vehicle_type: '19ft', capacity_tons: 12, city: 'Chennai', state: 'Tamil Nadu', is_verified: true },
  { driver_name: 'Prakash Yadav', phone: '+916655443322', vehicle_number: 'MH 12 GH 3456', vehicle_type: '20ft', capacity_tons: 14, city: 'Mumbai', state: 'Maharashtra', is_verified: true },
  { driver_name: 'Venkat Rao', phone: '+915544332211', vehicle_number: 'TS 08 IJ 7890', vehicle_type: '17ft', capacity_tons: 9, city: 'Hyderabad', state: 'Telangana', is_verified: false },
];

const DEMO_LOADS = [
  { from_city: 'Bangalore', to_city: 'Kochi', load_type: 'ftl', weight_kg: 8000, material_type: 'Electronics', budget_min: 25000, budget_max: 35000, pickup_date: '2026-02-15', delivery_date: '2026-02-17' },
  { from_city: 'Chennai', to_city: 'Mumbai', load_type: 'ftl', weight_kg: 12000, material_type: 'Machine Parts', budget_min: 45000, budget_max: 55000, pickup_date: '2026-02-16', delivery_date: '2026-02-19' },
  { from_city: 'Mumbai', to_city: 'Hyderabad', load_type: 'ftl', weight_kg: 10000, material_type: 'Chemicals', budget_min: 30000, budget_max: 40000, pickup_date: '2026-02-17', delivery_date: '2026-02-20' },
  { from_city: 'Hyderabad', to_city: 'Bangalore', load_type: 'ftl', weight_kg: 9000, material_type: 'Textiles', budget_min: 20000, budget_max: 28000, pickup_date: '2026-02-18', delivery_date: '2026-02-21' },
  { from_city: 'Kochi', to_city: 'Chennai', load_type: 'ftl', weight_kg: 7000, material_type: 'Spices', budget_min: 18000, budget_max: 25000, pickup_date: '2026-02-19', delivery_date: '2026-02-22' },
  { from_city: 'Bangalore', to_city: 'Mumbai', load_type: 'ptl', weight_kg: 3000, material_type: 'Auto Parts', budget_min: 12000, budget_max: 18000, pickup_date: '2026-02-20', delivery_date: '2026-02-23' },
  { from_city: 'Delhi', to_city: 'Bangalore', load_type: 'ftl', weight_kg: 15000, material_type: 'Furniture', budget_min: 55000, budget_max: 70000, pickup_date: '2026-02-21', delivery_date: '2026-02-25' },
  { from_city: 'Chennai', to_city: 'Kochi', load_type: 'ftl', weight_kg: 6000, material_type: 'Tea', budget_min: 15000, budget_max: 22000, pickup_date: '2026-02-22', delivery_date: '2026-02-24' },
];

async function seed() {
  console.log('🌱 Seeding FreightDesk demo data...\n');

  // Check if already seeded
  const { count: existingLoads } = await supabase.from('loads').select('*', { count: 'exact', head: true });
  if (existingLoads > 0) {
    console.log(`⚠️  Found ${existingLoads} existing loads. Skipping seed. (Delete manually to re-seed)`);
    process.exit(0);
  }

  // Seed shippers
  console.log('📦 Creating shippers...');
  const { data: shippers, error: shipperError } = await supabase.from('shippers').insert(DEMO_SHIPPERS).select();
  if (shipperError) { console.error('Shipper error:', shipperError); process.exit(1); }
  console.log(`  ✓ ${shippers.length} shippers created`);

  // Seed vehicles (drivers)
  console.log('🚛 Creating drivers/vehicles...');
  const driverRecords = DEMO_DRIVERS.map(d => ({
    number: d.vehicle_number,
    vehicle_type: d.vehicle_type,
    capacity_tons: d.capacity_tons,
    city: d.city,
    state: d.state,
    is_verified: d.is_verified,
    driver_name: d.driver_name,
    phone: d.phone,
  }));
  const { data: vehicles, error: vehicleError } = await supabase.from('vehicles').insert(driverRecords).select();
  if (vehicleError) { console.error('Vehicle error:', vehicleError); process.exit(1); }
  console.log(`  ✓ ${vehicles.length} drivers/vehicles created`);

  // Seed loads
  console.log('📋 Creating marketplace loads...');
  const loadRecords = DEMO_LOADS.map((l, i) => ({
    ...l,
    shipper_id: shippers[i % shippers.length]?.id,
    status: 'pending lead',
    is_open: true,
    expires_at: new Date(Date.now() + 7 * 86400000).toISOString(),
    views: Math.floor(Math.random() * 50),
    pickup_address: 'Pickup location TBD',
    delivery_address: 'Delivery location TBD',
  }));
  const { data: loads, error: loadError } = await supabase.from('loads').insert(loadRecords).select();
  if (loadError) { console.error('Load error:', loadError); process.exit(1); }
  console.log(`  ✓ ${loads.length} loads created`);

  // Seed some bids
  console.log('💰 Creating sample bids...');
  const bidRecords = [];
  for (const load of loads.slice(0, 4)) {
    const numBids = Math.floor(Math.random() * 3) + 1;
    for (let i = 0; i < numBids; i++) {
      const vehicle = vehicles[i % vehicles.length];
      const baseLoad = DEMO_LOADS[loads.indexOf(load)];
      const bidAmount = baseLoad.budget_min + Math.floor(Math.random() * (baseLoad.budget_max - baseLoad.budget_min) * 0.3);
      bidRecords.push({
        load_id: load.id,
        shipper_id: load.shipper_id,
        driver_id: vehicle.id,
        amount: bidAmount,
        message: `Available for immediate pickup. ${vehicle.vehicle_type} truck. Contact: ${vehicle.phone}`,
        status: 'pending',
      });
    }
  }
  if (bidRecords.length > 0) {
    const { error: bidError } = await supabase.from('bids').insert(bidRecords);
    if (bidError) { console.error('Bid error:', bidError); process.exit(1); }
    console.log(`  ✓ ${bidRecords.length} bids created`);
  }

  // Ensure platform config
  console.log('⚙️  Setting platform config...');
  await supabase.from('platform_config').upsert([
    { key: 'escrow.platform_fee_percent', value: '5', description: 'Platform commission percentage' },
    { key: 'escrow.min_deposit_amount', value: '100', description: 'Minimum deposit in rupees' },
    { key: 'escrow.hold_period_hours', value: '72', description: 'Hours to hold funds after delivery' },
    { key: 'escrow.payout_min_amount', value: '500', description: 'Minimum payout in rupees' },
  ], { onConflict: 'key' });

  console.log('\n✅ Seed complete!');
  console.log('\n📊 Demo data:');
  console.log(`   ${shippers.length} shippers (${shippers.filter(s => s.is_verified).length} verified)`);
  console.log(`   ${vehicles.length} drivers (${vehicles.filter(v => v.is_verified).length} verified)`);
  console.log(`   ${loads.length} marketplace loads`);
  console.log(`   ${bidRecords.length} bids`);
  console.log('\n🌐 Access the app:');
  console.log('   Landing:     http://localhost:3000/');
  console.log('   Admin:       http://localhost:3000/login');
  console.log('   Marketplace: http://localhost:3000/marketplace');
  console.log('   Portal:      http://localhost:3000/portal');
  process.exit(0);
}

seed().catch(err => {
  console.error('❌ Seed failed:', err);
  process.exit(1);
});