// ==UserScript==
// @name       twitchPlaysDarkFilterChat
// @namespace   twitchPlaysDarkFilterChat
// @include     *.twitch.tv/twitchplaysdark
// @include     *.twitch.tv/twitchplaysdark/chat?popout=
// @version     0.8
// @description A script to filter out the chat commands in Twitch Plays Dark Souls
// @downloadURL none
// ==/UserScript==
//
var filterActive = false;
var toBeFiltered= [
    "arl",
    "ard",
    "aru",
    "arr",
    "m",
    "f",
    "b",
    "l",
    "r",
    "e",
    "rf",
    "rb",
    "rl",
    "rr",
    "u",
    "g",
    "a",
    "du",
    "dd",
    "dl",
    "dr",
    "r1",
    "r2",
    "l1",
    "l2",
    "fl",
    "bs"
];
var chatParent = document.getElementsByClassName("chat-lines")[0];
var interval;

function filterChat(event){
    if(event.target.children == undefined)
    {
        return;
    }
    var message = event.target.children[0].children[5].innerHTML;

    for(x=0;x<toBeFiltered.length;x++)
    {
        if(message.toUpperCase().replace(/\s+/g, '') === toBeFiltered[x].toUpperCase().replace(/\s+/g, '')){
            chatParent.removeChild(event.target);
            break;
        }
    }
}

function checkIfLoaded()
{	
	chatParent = document.getElementsByClassName("chat-lines")[0];
	try{chatParent.children}
	catch(err)
	{
	return;
	}
chatParent.addEventListener("DOMNodeInserted",filterChat);
window.clearInterval(interval);
}

interval = window.setInterval(checkIfLoaded,20);