Send Typing each 10 seconds with pause if no typing after 2 seconds. (keyup keydown event)

typing.js

function TypingMessage(){
		
		if(typeof(window.Typing) == 'undefined' || window.Typing == null){
			
			console.log("Dispara Evento Escrevendo");
			
			window.Typing = new TypingTimer(function(){
				
				console.log("Dispara Evento Escrevendo");
				
			}, 10000);
			
		}
		
		if(window.Typing.remaining() < 0){
			
			window.Typing.start();
			
		}
		
	}
	
	function NoTypingMessage(){
		
		window.NoTyping = setTimeout(function(){
			
			window.Typing.stop();
			window.Typing = null;
			console.log("Dispara Evento Pause");
			
		}, 2000);
		
	}
	
	function TypingTimer(callback, delay){
		let id, started;

		this.start = function(){
			started = new Date();
			id = setTimeout(callback, delay);
		}

		this.stop = function(){
			clearTimeout(id);
		}
		
		this.remaining = function (){			
			return (delay - (new Date() - started));
		}
		
		this.start();
	}
	
	$(document).on("keyup keydown paste", "#boxmessage", function(e){
		
		if(typeof(window.NoTyping) != 'undefined'){
			clearTimeout(window.NoTyping);
		}
		
		NoTypingMessage();
		
		if($(this).val != ""){
			
			TypingMessage();
			
		}
		
	});