@auth0/nextjs-auth0/dist/client/helpers/get-access-token.js

Auth0 Next.js SDK

import { AccessTokenError } from "../../errors/index.js";
import { normalizeWithBasePath } from "../../utils/pathUtils.js";
/**
 * Fetches an access token for the currently logged-in user.
 * @param options Options for fetching the access token, including optional audience and scope.
 * @returns The access token as a string.
 * @note Passing audience or scope relies on MRRT to be configured in your Auth0 Application.
 * @see https://auth0.com/docs/secure/tokens/refresh-tokens/multi-resource-refresh-token/configure-and-implement-multi-resource-refresh-token
 */
export async function getAccessToken(options = {}) {
    const urlParams = new URLSearchParams();
    // We only want to add the audience if it's explicitly provided
    if (options.audience) {
        urlParams.append("audience", options.audience);
    }
    // We only want to add the scope if it's explicitly provided
    if (options.scope) {
        urlParams.append("scope", options.scope);
    }
    let url = normalizeWithBasePath(process.env.NEXT_PUBLIC_ACCESS_TOKEN_ROUTE || "/auth/access-token");
    // Only append the query string if we have any url parameters to add
    if (urlParams.size > 0) {
        url = url + `?${urlParams.toString()}`;
    }
    const tokenRes = await fetch(url);
    if (!tokenRes.ok) {
        // try to parse it as JSON and throw the error from the API
        // otherwise, throw a generic error
        let accessTokenError;
        try {
            accessTokenError = await tokenRes.json();
        }
        catch (e) {
            throw new Error("An unexpected error occurred while trying to fetch the access token.");
        }
        throw new AccessTokenError(accessTokenError.error.code, accessTokenError.error.message);
    }
    const tokenSet = await tokenRes.json();
    return tokenSet.token;
}