import { PrismaPg } from "@prisma/adapter-pg"
import { Pool } from "pg"
import { PrismaClient } from "../prisma/generated/client/client"

const connectionString = process.env.DATABASE_URL

if (!connectionString) {
  throw new Error("DATABASE_URL is not set")
}

const pool = new Pool({ connectionString })
const adapter = new PrismaPg(pool)

declare global {
  var prisma: PrismaClient | undefined
}

export const db = globalThis.prisma ?? new PrismaClient({ adapter })

if (process.env.NODE_ENV !== "production") {
  globalThis.prisma = db
}