utils.js

import 'dotenv/config';
import fetch from 'node-fetch';
import { verifyKey } from 'discord-interactions';
import * as fs from "fs";

export function VerifyDiscordRequest(clientKey) {
    return function (req, res, buf, encoding) {
      const signature = req.get('X-Signature-Ed25519');
      const timestamp = req.get('X-Signature-Timestamp');

      const isValidRequest = verifyKey(buf, signature, timestamp, clientKey);
      if (!isValidRequest) {
        res.status(401).send('Bad request signature');
        throw new Error('Bad request signature');
      }
    };
  };

export async function DiscordRequest(endpoint, options) {
  // append endpoint to root API URL
  const url = 'https://discord.com/api/v9/' + endpoint;
  // Stringify payloads
  if (options.body) options.body = JSON.stringify(options.body);
  // Use node-fetch to make requests
  const res = await fetch(url, {
    headers: {
      Authorization: `Bot ${process.env.TOKEN}`,
      'Content-Type': 'application/json; charset=UTF-8',
    },
    ...options
  });
  // throw API errors
  if (!res.ok) {
    const data = await res.json();
    console.log(res.status);
    throw new Error(JSON.stringify(data));
  }
  // return original response
  return res;
}

export function getRandomCompliment() {
  try {
    const data = fs.readFileSync("compliments.txt", "utf-8");

    var lines = data.split('\n');

    // choose one of the lines
    var line = lines[Math.floor(Math.random() * lines.length)];

    } catch (err) {
      console.error(err)
    }

 return line;
}

export function getRandomInsult() {
  try {
    const data = fs.readFileSync("insults.txt", "utf-8");

    var lines = data.split('\n');

    // choose one of the lines
    var line = lines[Math.floor(Math.random() * lines.length)];

    } catch (err) {
      console.error(err)
    }

 return line;
}