cal.pub0.org/apps/web/pages/api/trpc/[trpc].ts

84 lines
2.9 KiB
TypeScript

/**
* This file contains tRPC's HTTP response handler
*/
import { z } from "zod";
import { getServerSession } from "@calcom/features/auth/lib/getServerSession";
import * as trpcNext from "@calcom/trpc/server/adapters/next";
import { createContext as createTrpcContext } from "@calcom/trpc/server/createContext";
import { appRouter } from "@calcom/trpc/server/routers/_app";
export default trpcNext.createNextApiHandler({
router: appRouter,
/**
* @link https://trpc.io/docs/context
*/
createContext: ({ req, res }) => {
const sessionGetter = () => getServerSession({ req, res });
return createTrpcContext({ req, res }, sessionGetter);
},
/**
* @link https://trpc.io/docs/error-handling
*/
onError({ error }) {
if (error.code === "INTERNAL_SERVER_ERROR") {
// send to bug reporting
console.error("Something went wrong", error);
}
},
/**
* Enable query batching
*/
batching: {
enabled: true,
},
/**
* @link https://trpc.io/docs/caching#api-response-caching
*/
responseMeta({ ctx, paths, type, errors }) {
// Some helpers relevant to this function only
const ONE_DAY_IN_SECONDS = 60 * 60 * 24;
// assuming you have all your public routes with the keyword `public` in them
const allPublic = paths && paths.every((path) => path.startsWith("viewer.public."));
// checking that no procedures errored
const allOk = errors.length === 0;
// checking we're doing a query request
const isQuery = type === "query";
const noHeaders = {};
// We cannot set headers on SSG queries
if (!ctx?.res) return noHeaders;
const defaultHeaders: Record<"headers", Record<string, string>> = {
headers: {},
};
const timezone = z.string().safeParse(ctx.req?.headers["x-vercel-ip-timezone"]);
if (timezone.success) defaultHeaders.headers["x-cal-timezone"] = timezone.data;
// We need all these conditions to be true to set cache headers
if (!(allPublic && allOk && isQuery)) return defaultHeaders;
// No cache by default
defaultHeaders.headers["cache-control"] = `no-cache`;
// Our cache can change depending on our current paths value. Since paths is an array,
// we want to create a map that can match potential paths with their desired cache value
const cacheRules = {
"viewer.public.session": `no-cache`,
"viewer.public.i18n": `no-cache`,
// Revalidation time here should be 1 second, per https://github.com/calcom/cal.com/pull/6823#issuecomment-1423215321
"viewer.public.slots.getSchedule": `no-cache`, // FIXME
"viewer.public.cityTimezones": `max-age=${ONE_DAY_IN_SECONDS}, stale-while-revalidate`,
} as const;
// Find which element above is an exact match for this group of paths
const matchedPath = paths.find((v) => v in cacheRules) as keyof typeof cacheRules;
if (matchedPath) defaultHeaders.headers["cache-control"] = cacheRules[matchedPath];
return defaultHeaders;
},
});