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76 lines
2.2 KiB
TypeScript
76 lines
2.2 KiB
TypeScript
/**
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* This is the client-side entrypoint for your tRPC API. It is used to create the `api` object which
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* contains the Next.js App-wrapper, as well as your type-safe React Query hooks.
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*
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* We also create a few inference helpers for input and output types.
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*/
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import { createTRPCProxyClient, httpBatchLink, loggerLink } from '@trpc/client';
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import { createTRPCNext } from '@trpc/next';
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import { type inferRouterInputs, type inferRouterOutputs } from '@trpc/server';
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import superjson from 'superjson';
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import { type RootRouter } from '~/server/api/root';
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const getTrpcConfiguration = () => ({
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/**
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* Transformer used for data de-serialization from the server.
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*
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* @see https://trpc.io/docs/data-transformers
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*/
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transformer: superjson,
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/**
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* Links used to determine request flow from client to server.
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*
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* @see https://trpc.io/docs/links
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*/
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links: [
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loggerLink({
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enabled: (opts) =>
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process.env.NODE_ENV === 'development' ||
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(opts.direction === 'down' && opts.result instanceof Error),
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}),
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httpBatchLink({
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url: `${getBaseUrl()}/api/trpc`,
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maxURLLength: 2000,
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}),
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],
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});
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const getBaseUrl = () => {
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if (typeof window !== 'undefined') return ''; // browser should use relative url
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if (process.env.VERCEL_URL) return `https://${process.env.VERCEL_URL}`; // SSR should use vercel url
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return `http://localhost:${process.env.PORT ?? 3000}`; // dev SSR should use localhost
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};
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/** A set of type-safe react-query hooks for your tRPC API. */
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export const api = createTRPCNext<RootRouter>({
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config() {
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return getTrpcConfiguration();
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},
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/**
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* Whether tRPC should await queries when server rendering pages.
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*
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* @see https://trpc.io/docs/nextjs#ssr-boolean-default-false
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*/
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ssr: false,
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});
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/**
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* Inference helper for inputs.
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*
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* @example type HelloInput = RouterInputs['example']['hello']
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*/
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export type RouterInputs = inferRouterInputs<RootRouter>;
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/**
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* Inference helper for outputs.
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*
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* @example type HelloOutput = RouterOutputs['example']['hello']
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*/
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export type RouterOutputs = inferRouterOutputs<RootRouter>;
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/**
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* A tRPC client that can be used without hooks.
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*/
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export const trcpProxyClient = createTRPCProxyClient<RootRouter>(getTrpcConfiguration());
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