import { getCookie } from "hono/cookie";
import { createMiddleware } from "hono/factory";

/**
 * Middleware that redirects if (or not) authenticated.
 * @param target Where to redirect. "/(whatever)"
 * @param authenticated Redirect if authenticated, or if not authenticated?
 */
export const redirect_if_auth = (target: string, authenticated: boolean) => {
    return createMiddleware(async (c, next) => {
        const session = getCookie(c, "session");
        if (session && authenticated) return c.redirect(target);
        else if ((session && !authenticated) || (!session && !authenticated)) return c.redirect("/login");
        await next();
    });
}