import { NextApiRequest, NextApiResponse } from "next";

import createEvent from "../lib/actions/createEvent";
import slackVerify from "../lib/slackVerify";

enum InteractionEvents {
  CREATE_EVENT = "cal.event.create",
}

export default async function interactiveHandler(req: NextApiRequest, res: NextApiResponse) {
  if (req.method === "POST") {
    await slackVerify(req, res);
    const payload = JSON.parse(req.body.payload);
    const actions = payload.view.callback_id;

    // I've not found a case where actions is ever > than 1 when this function is called.
    switch (actions) {
      case InteractionEvents.CREATE_EVENT:
        return await createEvent(req, res);
      default:
        return res.status(200).end(); // Techincally an invalid request but we don't want to return an throw an error to slack - 200 just does nothing
    }
  }
  return res.status(200).end(); // Send 200 if we dont have a case for the action_id
}