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19 lines
686 B
TypeScript
19 lines
686 B
TypeScript
import type { ReadonlyHeaders } from "next/dist/server/web/spec-extension/adapters/headers";
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export const removeTrailingSlash = (path: string) => {
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return path.at(-1) === "/" ? path.substring(0, path.length - 1) : path;
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};
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export const extractBaseUrlFromHeaders = (headers: ReadonlyHeaders): `${string}://${string}` => {
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let protocol = headers.get("x-forwarded-proto") ?? "http";
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// @see https://support.glitch.com/t/x-forwarded-proto-contains-multiple-protocols/17219
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if (protocol.includes(",")) {
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protocol = protocol.includes("https") ? "https" : "http";
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}
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const host = headers.get("x-forwarded-host") ?? headers.get("host");
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return `${protocol}://${host}`;
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};
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