// @ts-expect-error Next.js does not yet correctly use the `package.json#exports` field
import { NextRequest } from "next/server";
import { setEnvDefaults as coreSetEnvDefaults } from "@auth/core";
/** If `NEXTAUTH_URL` or `AUTH_URL` is defined, override the request's URL. */
export function reqWithEnvURL(req) {
    const url = process.env.AUTH_URL ?? process.env.NEXTAUTH_URL;
    if (!url)
        return req;
    const { origin: envOrigin } = new URL(url);
    const { href, origin } = req.nextUrl;
    return new NextRequest(href.replace(origin, envOrigin), req);
}
/**
 * For backwards compatibility, `next-auth` checks for `NEXTAUTH_URL`
 * and the `basePath` by default is `/api/auth` instead of `/auth`
 * (which is the default for all other Auth.js integrations).
 *
 * For the same reason, `NEXTAUTH_SECRET` is also checked.
 */
export function setEnvDefaults(config) {
    try {
        config.secret ?? (config.secret = process.env.AUTH_SECRET ?? process.env.NEXTAUTH_SECRET);
        const url = process.env.AUTH_URL ?? process.env.NEXTAUTH_URL;
        if (!url)
            return;
        const { pathname } = new URL(url);
        if (pathname === "/")
            return;
        config.basePath || (config.basePath = pathname);
    }
    catch {
        // Catching and swallowing potential URL parsing errors, we'll fall
        // back to `/api/auth` below.
    }
    finally {
        config.basePath || (config.basePath = "/api/auth");
        coreSetEnvDefaults(process.env, config, true);
    }
}