64 lines
2.0 KiB
TypeScript
64 lines
2.0 KiB
TypeScript
/**
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* This file contains tRPC's HTTP response handler
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*/
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import { createContext } from "@server/createContext";
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import { appRouter } from "@server/routers/_app";
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import * as trpcNext from "@trpc/server/adapters/next";
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export default trpcNext.createNextApiHandler({
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router: appRouter,
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/**
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* @link https://trpc.io/docs/context
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*/
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createContext,
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/**
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* @link https://trpc.io/docs/error-handling
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*/
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onError({ error }) {
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if (error.code === "INTERNAL_SERVER_ERROR") {
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// send to bug reporting
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console.error("Something went wrong", error);
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}
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},
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/**
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* Enable query batching
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*/
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batching: {
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enabled: true,
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},
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/**
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* @link https://trpc.io/docs/caching#api-response-caching
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*/
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responseMeta({ ctx, paths, type, errors }) {
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// assuming we have all our public routes in `viewer.public`
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const allPublic = paths && paths.every((path) => path.startsWith("viewer.public."));
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// checking that no procedures errored
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const allOk = errors.length === 0;
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// checking we're doing a query request
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const isQuery = type === "query";
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// i18n response depends on request header
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const nonCacheableQueries = ["viewer.public.i18n"];
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const isThereANonCacheableQuery = paths?.some((path) => nonCacheableQueries.includes(path));
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const isThereACacheableQuery = paths?.some((path) => !nonCacheableQueries.includes(path));
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if (isThereANonCacheableQuery && isThereACacheableQuery) {
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console.warn(
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"Cacheable and Non-cacheable queries are mixed in the same request. Not going to cache the request"
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);
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}
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// eslint-disable-next-line @typescript-eslint/ban-ts-comment
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// @ts-ignore ctx.req is available for SSR but not SSG
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if (!!ctx?.req && allPublic && allOk && isQuery && !isThereANonCacheableQuery) {
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// cache request for 1 day + revalidate once every 5 seconds
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const ONE_DAY_IN_SECONDS = 60 * 60 * 24;
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return {
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headers: {
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"cache-control": `s-maxage=5, stale-while-revalidate=${ONE_DAY_IN_SECONDS}`,
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},
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};
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}
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return {};
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},
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});
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