new ncc

meow.js

(function(){
	'use strict';
	let script = document.createElement('script');
	script.type = "text/javascript;version=1.7";
	script.src = "https://rawgit.com/tnRaro/a74dad40c84febe59367/raw/ncc.js";
	document.body.appendChild(script);
	
	script.onload = function(e){
		api.overwriteCss();
		
		setInterval(()=>{
			let height = boardContainer.scrollHeight - boardContainer.offsetHeight;
			if(boardContainer.scrollTop == height)
				api.clear();
		}, 10000);
	}
}).call(this);

ncc.js

(function(){
	const api = (function(){
		'use strict';
		
		const preset = {
			irc: "/tnRaro/45dc7187884129594cf03542145c765a/raw/ncc-irc-theme.css",
			grid: "/tnRaro/45dc7187884129594cf03542145c765a/raw/ncc-grid-theme.css",
			"little-picture": "/tnRaro/45dc7187884129594cf03542145c765a/raw/ncc-little-picture.css"
		};
		
		const clear = (num = 10) => {
			let children = Array.from(document.getElementById('boardBody').children);
			while(children.length > num){
				children.shift().remove();
			}
		};
		
		const overwriteCss = () => {
			let sheet = document.createElement('style');
			sheet.type = "text/css";
			sheet.innerHTML = `.chat_type_inr{
				margin: 0;
			}
			.chat_room{
				padding-bottom: 20px;
			}
			.chat_msgs .bl_pcs .blm > span {
				padding: 0px 9px;
			}
			.chat_msgs .say{
				padding-right: 60px;
			}
			.chat_ft {
			    height: 20px;
			}

			.txt_area {
				margin: 0;
			}

			#msgInputArea {
				height: 20px;
			}

			.chat_type .hitwp {
			    /*display: none;*/
			}`;
			document.head.appendChild(sheet);
		};
		
		const add = (id) => {
			let theme = document.createElement("link");

			theme.type = "text/css";
			theme.rel = "stylesheet";
			theme.href = "https://rawgit.com" + (typeof preset[id] !== "undefined" ? preset[id] : id);

			document.head.appendChild(theme);
		};
		
		overwriteCss();

		return {
			clear,
			add: (ids) => {
				for(let id of ids)
					add(id);
			},
			active: () => {
				for(let id of Object.keys(preset))
					add(id);
			}
		}
	}).call(this);
	
	window.api = api;
})();