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

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

function createPrismaClient() {
  const connectionString = process.env.DATABASE_URL ?? 'postgresql://localhost:5432/sub2apipay';
  const adapter = new PrismaPg({ connectionString });
  return new PrismaClient({ adapter });
}

export const prisma = globalForPrisma.prisma || createPrismaClient();

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