import { Hole } from "uhtml";
import { RequestPage, generateRequestUrl } from "./routes/request.ts";
import { SendPage } from "./routes/send.ts";
import { ReceivePage, decryptData } from "./routes/receive.ts";
import { NotFoundPage } from "./routes/notfound.ts";
import { LOCAL_STORAGE_KEYS, page, params } from "./utils/store.ts";

export enum Route {
  Request = "request",
  Send = "send",
  Receive = "receive",
}

export const routeToPage = (toPage: Route): Hole => {
  switch (toPage) {
    case Route.Request:
      return RequestPage();
    case Route.Send:
      return SendPage();
    case Route.Receive:
      return ReceivePage();
    default:
      return NotFoundPage;
  }
};

export const hashChange = () => {
  const updatedParams = new URLSearchParams(window.location.hash.slice(1));
  params.value = updatedParams;
  const p = params.value.get("p");
  const iv = params.value.get("iv");
  const m = params.value.get("m");
  if (p && iv && m) {
    decryptData({ p, iv, m });
    page.value = Route.Receive;
  } else if (p) {
    localStorage.setItem(LOCAL_STORAGE_KEYS.REQUEST_PUBLIC_KEY, p);
    page.value = Route.Send;
  } else {
    generateRequestUrl();
    page.value = Route.Request;
  }
};