import { PrismaClient } from '@prisma/client'

const globalForPrisma = globalThis as unknown as {
  prisma: PrismaClient | undefined
}

// Create Prisma client with connection error handling
export const prisma = globalForPrisma.prisma ?? new PrismaClient({
  log: process.env.NODE_ENV === 'development' ? ['error', 'warn'] : ['error'],
})

// Handle connection errors
prisma.$connect().catch((error) => {
  console.error('Failed to connect to database:', error)
  // Don't throw here - let individual queries handle connection errors
})

// Graceful shutdown
if (typeof window === 'undefined') {
  process.on('beforeExit', async () => {
    await prisma.$disconnect()
  })
}

if (process.env.NODE_ENV !== 'production') globalForPrisma.prisma = prisma