import { PrismaClient } from '@prisma/client'
import { PrismaPg } from '@prisma/adapter-pg'

const globalForPrisma = globalThis as unknown as {
  prisma?: PrismaClient
}

function createPrismaClient(): PrismaClient {
  const connectionString =
    process.env.DATABASE_URL ??
    'postgresql://placeholder:placeholder@localhost:5432/placeholder'
  const adapter = new PrismaPg({ connectionString })
  return new PrismaClient({
    adapter,
    log: process.env.NODE_ENV === 'development' ? ['warn', 'error'] : ['error'],
  })
}

export const prisma: PrismaClient =
  globalForPrisma.prisma ?? createPrismaClient()

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