const axios = require("axios");
const shared = require("./shared.js");

let userID;

async function TokenRenew() {
  setInterval(async () => {
    shared.eventEmitter.emit("tokenRenewalStart");
    try {
      // ottieni l'ID dell'utente associato al token
      userID = await getUserID();

      // ottieni l'ID del token corrente
      const tokenID = await getCurrentTokenID();

      // crea nuovo token
      const newToken = await getNewToken();
      shared.setToken(newToken);

      // cancella il token precedente
      await deleteToken(tokenID);
      shared.eventEmitter.emit("tokenRenewalEnd");
    } catch (error) {
      console.error("Errore nel rinnovo del token:", error);
    }
  }, day - hour);
}

async function getUserID() {
  const response = await axios.get("https://api.netbird.io/api/users/current", {
    headers: {
      Accept: "application/json",
      Authorization: `Token ${shared.getToken()}`,
    },
  });
  console.log(`UserID: ${response.data.id}`);
  return response.data.id;
}

async function deleteToken(tokenID) {
  await axios.delete(
    `https://api.netbird.io/api/users/${userID}/tokens/${tokenID}`,
    {
      headers: {
        Authorization: `Token ${shared.getToken()}`,
      },
    }
  );
  console.log(`Token con ID ${tokenID} cancellato con successo`);
}

async function getCurrentTokenID() {
  const response = await axios.get(
    `https://api.netbird.io/api/users/${userID}/tokens`,
    {
      headers: {
        Accept: "application/json",
        Authorization: `Token ${shared.getToken()}`,
      },
    }
  );

  const token = response.data.find((t) => t.name === "Uptime Kuma");
  if (!token) throw new Error("Token 'Uptime Kuma' non trovato");

  console.log(`CurrentTokenID: ${token.id}`);
  return token.id;
}

async function getNewToken() {
  const response = await axios.post(
    `https://api.netbird.io/api/users/${userID}/tokens`,
    {
      name: "Uptime Kuma",
      expires_in: 2,
    },
    {
      headers: {
        Accept: "application/json",
        Authorization: `Token ${shared.getToken()}`,
        "Content-Type": "application/json",
      },
    }
  );
  console.log(`Nuovo token creato: ${response.data.plain_token}`);
  return response.data.plain_token;
}

module.exports = {
  TokenRenew,
};