var token = "";
var channel_id = "";
var activities_id = "";

/*
Youtube = 755600276941176913
Poker Night = 755827207812677713
Betrayal.io = 773336526917861400
Fishington.io = 814288819477020702
*/

var myHeaders = new Headers();
myHeaders.append("Content-Type", "application/json");
myHeaders.append("Authorization", token);
var raw = JSON.stringify({
  "max_age": 86400,
  "max_uses": 0,
  "target_application_id": activities_id,
  "target_type": 2,
  "temporary": false
});
var requestOptions = {
  method: 'POST',
  headers: myHeaders,
  body: raw,
  redirect: 'follow'
};

fetch(`https://discord.com/api/v8/channels/${channel_id}/invites`, requestOptions)
  .then(response => response.json())
  .then(result => console.log(`https://discord.gg/${result.code}`))
  .catch(error => console.log('error', error));