import { Kysely, PostgresDialect } from "kysely";
import { Pool } from "pg";

import { getDatabaseUrl } from "@/lib/config";
import type { Database } from "@/lib/db/types";

declare global {
  var __weddingDb: Kysely<Database> | undefined;
}

function createDatabase() {
  return new Kysely<Database>({
    dialect: new PostgresDialect({
      pool: new Pool({
        connectionString: getDatabaseUrl(),
      }),
    }),
  });
}

export const db = globalThis.__weddingDb ?? createDatabase();

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