📦 Svenlaa / home

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32import superjson from "superjson";

import { httpBatchLink, loggerLink } from "@trpc/client";
import { createTRPCNext } from "@trpc/next";

import type { AppRouter } from "../server/trpc/router/_app";

const getBaseUrl = () => {
  if (typeof window !== "undefined") return ""; // browser should use relative url
  if (process.env.VERCEL_URL) return `https://${process.env.VERCEL_URL}`; // SSR should use vercel url
  return `http://localhost:${process.env.PORT ?? 3000}`; // dev SSR should use localhost
};

export const trpc = createTRPCNext<AppRouter>({
  config() {
    return {
      transformer: superjson,
      links: [
        loggerLink({
          enabled: (opts) =>
            process.env.NODE_ENV === "development" ||
            (opts.direction === "down" && opts.result instanceof Error),
        }),
        httpBatchLink({
          url: `${getBaseUrl()}/api/trpc`,
        }),
      ],
    };
  },
  ssr: false,
});