import * as FSAccess from "./store-directory-handle.js";

self.addEventListener('install', ()=> self.skipWaiting()); // Activate worker immediately);
self.addEventListener('activate', ()=> self.clients.claim()); // Become available to all pages);
self.addEventListener('fetch', (event) =>event.respondWith(Interceptor(event)));

async function Interceptor(event)
{
  const url = new URL(event.request.url);
  const pathname = url.pathname.substring(1);
  const parts = pathname.split("/");

  if(parts[0] == "data" || parts[0] == "room")
  {
    console.log("intercept:", pathname)
    const handle = await FSAccess.getDirectoryHandle();
    if(handle)
    {
      const file = await FSAccess.drilldown(handle, parts);
      if(file)
      {
        const content = await file.text();
        return new Response(content, {
          headers: {
            'Content-Type': 'application/javascript',
            'Cache-Control': 'no-cache'
          }
        });
      }
    }

    console.log("couldnt find:", pathname);
    return new Response("404", {status:404});
    
  }
  else
  {
    return fetch(event.request);
  }
}