import { PrismaPg } from '@prisma/adapter-pg'
import { Pool } from 'pg'
import PrismaPkg from '@prisma/client'
const PrismaClient = PrismaPkg.PrismaClient

const pool = new Pool({ connectionString: process.env.DATABASE_URL })
const adapter = new PrismaPg(pool)

const globalForPrisma = globalThis as unknown as { prisma: InstanceType<typeof PrismaClient> }

export const prisma = globalForPrisma.prisma || new PrismaClient({
  adapter,
  log: process.env.NODE_ENV === 'development' ? ['query', 'error', 'warn'] : ['error']
})

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