import { FreshContext, Handlers } from "$fresh/server.ts";
import { CasContent, LoginJWT, State } from "$root/defaults/interfaces.ts";
import { createJwt } from "@popov/jwt";
import { setCookie } from "$std/http/cookie.ts";
import { getKey } from "$root/routes/_middleware.ts";

const FAKE_ADMIN: CasContent = {
  amuCampus: "local",
  amuComposante: "local",
  amuDateValidation: "",
  coGroup: "",
  eduPersonPrimaryAffiliation: "employee",
  eduPersonPrincipalName: "admin@local",
  mail: "admin@local",
  displayName: "Admin Local",
  givenName: "Admin",
  memberOf: [],
  sn: "Local",
  supannCivilite: "",
  supannEntiteAffectation: "",
  supannEtuAnneeInscription: "",
  supannEtuEtape: "",
  uid: "admin-local",
};

export const handler: Handlers<null, State> = {
  async GET(_request: Request, _context: FreshContext<State, null>) {
    if (Deno.env.get("LOCAL") !== "true") {
      return new Response("Not available outside LOCAL mode.", { status: 403 });
    }

    const now = Math.floor(Date.now() / 1000);
    const payload: LoginJWT = {
      iss: "PolyMPR",
      iat: now,
      exp: now + 0xe10,
      aud: "PolyMPR",
      user: FAKE_ADMIN,
    };

    const token = await createJwt(payload, getKey(FAKE_ADMIN.uid));
    const headers = new Headers();
    setCookie(headers, { name: "sessionToken", value: token });
    headers.set("Location", "/apps");

    return new Response(null, { status: 302, headers });
  },
};