big-agi/pages/api/trpc/[trpc].ts

import { NextRequest } from 'next/server';
import { fetchRequestHandler } from '@trpc/server/adapters/fetch';

import { appRouter } from '~/modules/trpc/trpc.router';
import { createTRPCContext } from '~/modules/trpc/trpc.server';


/*
// NextJS (traditional, non-edge) API handler

import { createNextApiHandler } from '@trpc/server/adapters/next';
import { createTRPCContext } from '~/modules/trpc/trpc.server';

export default createNextApiHandler({
  router: appRouter,
  createContext: createTRPCContext,
  onError:
    process.env.NODE_ENV === 'development'
      ? ({ path, error }) => console.error(`❌ tRPC failed on ${path ?? '<no-path>'}:`, error)
      : undefined,
});
*/

// Vercel Edge API handler
// noinspection JSUnusedGlobalSymbols
export const config = { runtime: 'edge' };

export default async function handler(req: NextRequest) {
  return fetchRequestHandler({
    endpoint: '/api/trpc',
    router: appRouter,
    req,
    createContext: createTRPCContext,
    onError:
      process.env.NODE_ENV === 'development'
        ? ({ path, error }) => console.error(`❌ tRPC failed on ${path ?? '<no-path>'}:`, error)
        : undefined,
  });
}