index.js

const Discord = require("discord.js");
const client = new Discord.Client();
var request = require("request");
const runCode = require("jdoodlecoderunner")
require("dotenv").config();

const prefix = "coder ";

client.on("ready", () => {
  console.log("coder-BOT is online!");
});

client.on("message", async (message) => {
  try {
    let args = message.content.substring(prefix.length).split(" ");
    switch (args[0]) {
      case "run":
        var input = "";
        var language, index;
        if (args[1] == "C" || args[1] == "c") {
          language = "c";
          index = "0";
        } else if (args[1] == "python") {
          language = "python3";
          index = "3";
        }
        var fileName = message.attachments.array()[0];
        for (var i = 2; i < args.length; i++) input += args[i] + " ";

        request.get(fileName.url, (err, response, body) => {
          const runRequestBody = {
            script: body,
            language: language,
            stdin: input,
            versionIndex: index,
            clientId: process.env.CLIENT_ID,
            clientSecret: process.env.CLIENT_SECRET,
          };
          request
            .post({
              url: "https://api.jdoodle.com/execute",
              json: runRequestBody,
            })
            .on("error", (error) => {
              console.log("request.post error", error);
              return;
            })
            .on("data", (data) => {
              const parsedData = JSON.parse(data.toString());
              if (parsedData.error) {
                return;
              } else {
                var output = "";
                for (var i = 0; i < parsedData.output.length; i++) {
                  if (parsedData.output[i] == "\n") output += "\n";
                  else output += parsedData.output[i];
                }
                let outputOfProgram = new Discord.MessageEmbed()
                  .setAuthor(client.user.username)
                  .setDescription("Result!!!")
                  .setColor("33FFB3")
                  .setDescription(output);
                message.channel.send(outputOfProgram);
                return;
              }
            });
        });
        break;
      case "runjdoodle":
        var input = "";
        var language, index;
        if (args[1] == "C" || args[1] == "c") {
          language = "c";
          index = "0";
        } else if (args[1] == "python") {
          language = "python3";
          index = "3";
        }
        var fileName = message.attachments.array()[0];
        for (var i = 2; i < args.length; i++) input += args[i] + " ";
        var output=""
        output=await runCode.runCode(fileName.url,language,index,input,process.env.CLIENT_ID,process.env.CLIENT_SECRET)
        if(output)
        {
          let outputOfProgram = new Discord.MessageEmbed()
          .setAuthor(client.user.username)
          .setDescription("Result!!!")
          .setColor("33FFB3")
          .setDescription(output);
          message.channel.send(outputOfProgram);
        }
        break;
    }
  } catch (Exception) {
    console.log(Exception);
    let Errorbotembed = new Discord.MessageEmbed()
      .setAuthor(client.user.username)
      .setDescription("Error!!!")
      .setColor("FFFFFF")
      .setDescription("Error Encountered\nFor Help use\nDM help");
    message.channel.send(Errorbotembed);
  }
});

client.login(process.env.CLIENT_TOKEN);