#!/usr/bin/env tsx

/**
 * Database seeding script
 * Creates sample data for development and testing
 */

import { connectDB } from '../lib/mongodb'
import { User } from '../models/user'
import bcrypt from 'bcryptjs'
import mongoose from 'mongoose'

interface SeedUser {
  name: string
  email: string
  password: string
}

const sampleUsers: SeedUser[] = [
  {
    name: 'Admin User',
    email: 'admin@siliconpin.com',
    password: 'admin123',
  },
  {
    name: 'John Doe',
    email: 'john@example.com',
    password: 'password123',
  },
  {
    name: 'Jane Smith',
    email: 'jane@example.com',
    password: 'password123',
  },
  {
    name: 'Bob Johnson',
    email: 'bob@example.com',
    password: 'password123',
  },
]

async function seedUsers() {
  console.log('🌱 Seeding users...')

  for (const userData of sampleUsers) {
    // Check if user already exists
    const existingUser = await User.findOne({ email: userData.email })
    if (existingUser) {
      console.log(`   ⏭️  User ${userData.email} already exists, skipping`)
      continue
    }

    // Create user with admin role for first user (password will be hashed by pre-save hook)
    const user = new User({
      name: userData.name,
      email: userData.email,
      password: userData.password,
      role: userData.email === 'admin@siliconpin.com' ? 'admin' : 'user',
      siliconId: `SP${Math.random().toString(36).substr(2, 8).toUpperCase()}`,
      isVerified: true,
      balance: userData.email === 'admin@siliconpin.com' ? 100000 : 5000,
    })

    await user.save()
    console.log(`   ✅ Created user: ${userData.email}`)
  }
}

async function main() {
  try {
    console.log('🚀 Starting database seed...')

    // Connect to database
    await connectDB()
    console.log('📦 Connected to MongoDB')

    // Seed data
    await seedUsers()

    console.log('🎉 Database seeding completed successfully!')
    console.log('\n📝 Sample credentials for testing:')
    sampleUsers.forEach((user) => {
      console.log(`   Email: ${user.email} | Password: ${user.password}`)
    })
  } catch (error) {
    console.error('❌ Error seeding database:', error)
    process.exit(1)
  } finally {
    // Close database connection
    await mongoose.connection.close()
    console.log('🔌 Database connection closed')
    process.exit(0)
  }
}

// Handle uncaught errors
process.on('unhandledRejection', (error) => {
  console.error('❌ Unhandled rejection:', error)
  process.exit(1)
})

process.on('uncaughtException', (error) => {
  console.error('❌ Uncaught exception:', error)
  process.exit(1)
})

// Run the seeder
if (require.main === module) {
  main()
}

export { main as seedDatabase }