import "#nitro-internal-pollyfills";
import { useNitroApp } from "nitropack/runtime";
import { getRouteRulesForPath } from "nitropack/runtime/internal/index";
import { toNodeListener } from "h3";
import { parseQuery, withQuery } from "ufo";
import { ISR_URL_PARAM } from "./consts.mjs";
const nitroApp = useNitroApp();
const handler = toNodeListener(nitroApp.h3App);
const listener = function(req, res) {
  const isrRoute = req.headers["x-now-route-matches"];
  if (isrRoute) {
    const { [ISR_URL_PARAM]: url } = parseQuery(isrRoute);
    if (url && typeof url === "string") {
      const routeRules = getRouteRulesForPath(url);
      if (routeRules.isr) {
        req.url = url;
      }
    }
  } else {
    const queryIndex = req.url.indexOf("?");
    const urlQueryIndex = queryIndex === -1 ? -1 : req.url.indexOf(`${ISR_URL_PARAM}=`, queryIndex);
    if (urlQueryIndex !== -1) {
      const { [ISR_URL_PARAM]: url, ...params } = parseQuery(
        req.url.slice(queryIndex)
      );
      if (url && typeof url === "string") {
        const routeRules = getRouteRulesForPath(url);
        if (routeRules.isr) {
          req.url = withQuery(url, params);
        }
      }
    }
  }
  return handler(req, res);
};
export default listener;