Discord Spammer

try{
  var shell = require("shelljs");
} catch(err) {
  console.log("Please install shelljs module!");
  process.exit();
}

try{
  console.log("Updating dependencies...");
  shell.exec("npm install --save express fs request");
  console.clear();
  console.log("Your dependencies have been successfully updated");
} catch(err) {
  console.log("Your dependencies could not be updated");
}

var express = require("express");
var request = require("request");
var fs = require("fs");
var tokens = fs.readFileSync("./tokens.txt", "utf-8").replace(/\r|\"/gi, "").split("\n");
var port = "1337";
var sitename = "127.0.0.1";
var app = express();

function join(invite, tokens){
  request({
    method: "POST",
    url: "https://discordapp.com/api/v7/invite/" + invite,
    headers: {
      authorization: tokens
    }
  }, (error, response, body) => {});
}

function spam(channel, message, tokens){
  request({
    method: "POST",
    url: "https://discordapp.com/api/v7/channels/" + channel + "/messages",
    json: true,
    headers: {
      'content-type': 'application/json',
      authorization: tokens
    },
    body: {
      'content': message
    }
  }, (error, response, body) => {});
}

function dm(user, message, tokens){
  request({
    method: "PATCH",
    url: "https://discordapp.com/api/v7/users/@me",
    json: true,
    headers: {
      'content-type': 'application/json',
      authorization: tokens
    },
    body: {}
  }, (error, response, body) => {
    if (!response || !body || !body.id) return;
    this.json = body;
    this.id = this.json.id;
    request({
      method: "POST",
      url: "https://discordapp.com/api/v7/users/" + this.id + "/channels",
      json: true,
      headers: {
        'content-type': 'application/json',
        authorization: tokens
      },
      body: {
        recipients: [user]
      },
    }, (error, response, body) => {
      if (!response || !body) return;
      this.json = body;
      this.channel = this.json.id;
      request({
        method: "POST",
        url: "https://discordapp.com/api/v7/channels/" + channel + "/messages",
        json: true,
        headers: {
          'content-type': 'application/json',
          authorization: tokens
        },
        body: {
          'content': message
        }
      }, (error, response, body) => {});
    });
  });
}

function leave(guild, tokens){
  request({
    method: "DELETE",
    url: "https://discordapp.com/api/v7/users/@me/guilds/" + guild,
    headers: {
      authorization: tokens
    }
  }, (error, response, body) => {});
}

app.get("/", (req, res) => {
  if(!req.query.invite){
    res.send("Please fill in all fields");
  } else if(req.query.invite.match(/[^a-zA-Z0-9]/) || req.query.invite.length > 6 || req.query.invite.length < 6){
    res.send("Please fill in valid invite code");
  } else {
    var i = 0;
    for(i of tokens){
      join(req.query.invite, i);
    }
    res.send("Join request has been successfully sent to " + req.query.invite);
  }
});

app.get("/spam", (req, res) => {
  if(!req.query.channel || !req.query.message){
    res.send("Please fill in all fields");
  } else if(req.query.channel.match(/[^0-9]/) || req.query.channel.length > 18 || req.query.channel.length < 17){
    res.send("Please fill in valid Channel ID");
  } else {
    var i = 0;
    setInterval(() => {
      for(i of tokens){
        spam(req.query.channel, req.query.message, i);
      }
    }, 50);
    res.send("Spam request has been successfully sent to " + req.query.channel);
  }
});

app.get("/dm", (req, res) => {
  if(!req.query.user || !req.query.message){
    res.send("Please fill in all fields");
  } else if(req.query.user.match(/[^0-9]/) || req.query.user.length > 18 || req.query.user.length < 17){
    res.send("Please fill in valid User ID");
  } else {
    var i = 0;
    for(i of tokens){
      dm(req.query.user, req.query.message, i);
    }
    res.send("DM request has been successfully sent to " + req.query.user);
  }
});

app.get("/leave", (req, res) => {
  if(!req.query.guild){
    res.send("Please fill in all fields");
  } else if(req.query.guild.match(/[^0-9]/) || req.query.guild.length > 18 || req.query.guild.length < 17){
    res.send("Please fill in valid Guild ID");
  } else {
    var i = 0;
    for(i of tokens){
      leave(req.query.guild, i);
    }
    res.send("Leave request has been successfully sent to " + req.query.guild);
  }
})

app.listen(port, () => {
  console.log("Port: " + port + "\nJoin: " + sitename + ":" + port + "/join\nSpam: " + sitename + ":" + port + "/spam\nFriend: " + sitename + ":" + port + "/friend\nDM: " + sitename + ":" + port + "/dm\nLeave: " + sitename + ":" + port + "/leave");
});