const functions = require('@google-cloud/functions-framework');

functions.http('run', async (req, res) => {


  // User-Defined Variables

  const allowed_origins = ["http://localhost:5500", "https://projektrising.ai"];

  // End of User-Defined Variables




  const origin = req?.query?.origin;

  if (allowed_origins.includes(origin)) {
    res.set('Access-Control-Allow-Origin', "https://aifunctions.oliver.solutions");
    console.log("dynamic set origin to: ", "https://aifunctions.oliver.solutions");
  } else {
    res.set('Access-Control-Allow-Origin', "https://baic.oliver.solutions");
    console.log("default set origin to: ", "https://baic.oliver.solutions");
  }

  res.set("Access-Control-Allow-Credentials", "true");

  if (req.method === 'OPTIONS') {
    res.set('Access-Control-Allow-Methods', 'GET');
    res.set('Access-Control-Allow-Headers', 'Content-Type');
    res.set('Access-Control-Max-Age', '3600');
    return res.status(204).send('');
  }

  const make_request_url = req?.body?.url;
  let make_request_body = req?.body?.body;
  
  if (make_request_url === "clear_cookies") {
    res.set('Set-Cookie', 'AuthToken=undefined; HttpOnly; Secure; SameSite=None');
    return res.send({ message: "Cookies Cleared" });
  }

  let make_request_options = { method: "POST" }
  if(make_request_body) make_request_options.body = JSON.stringify(make_request_body)
  let auth_token = false;
  try {
    auth_token = req?.headers?.cookie?.split("; ").filter((e) => e.split("=")[0] === "AuthToken")[0].split("=")[1];
    if (auth_token === "undefined") auth_token = undefined;
  } catch {
    console.log("");
  }

  if (auth_token) make_request_options.headers = { "Content-Type": "application/json", Authorization: "Bearer " + auth_token };
  console.log("make_request_options", make_request_options);

  const make_res = await fetch(make_request_url, make_request_options);
  const make_data = await make_res.json();

  if (make_data?.token !== undefined) {
    res.set('Set-Cookie', 'AuthToken=' + make_data?.token + '; HttpOnly; Secure; SameSite=None');
    res.send({ "token": "Success" });
  } else {
    res.send(make_data);
  }
});