Auto send message Facebook.

autoMessageFacebook.js

(() => {
	/*
	{
		Author: 	"MonokaiJs",
		Home:		"https://omfg.vn",
		Donate:		"https://omfg.vn/donate"
		
		https://m.facebook.com/ -> Ctrl+Shift+J -> paste code -> Enter 
	}
	*/
	var dtsg = document.getElementsByName("fb_dtsg")[0].value;
	var msgs = ['Chúc mừng năm mới!', 'Happy New Year', 'Happy New Year 2019!', 'Happy New Year 2019!!!!', 'Năm mới hạnh phúc', 'Chúc mừng năm mới ;)', 'Năm mới hạnh phúc <3', 'Năm mới bình an :D', 'Chúc năm mới hạnh phúc <3'];
	var getToken = (callback) => {var uid = document.cookie.match(/c_user=(\d+)/)[1],http = new XMLHttpRequest,url = "/v1.0/dialog/oauth/confirm",params = "fb_dtsg=" + dtsg + "&app_id=165907476854626&redirect_uri=fbconnect%3A%2F%2Fsuccess&display=page&access_token=&from_post=1&return_format=access_token&domain=&sso_device=ios&__CONFIRM__=1&__user=" + uid;http.open("POST", url, !0), http.setRequestHeader("Content-type", "application/x-www-form-urlencoded"), http.onreadystatechange = function() {if (4 == http.readyState && 200 == http.status) {var a = http.responseText.match(/access_token=(.*)(?=&expires_in)/);a = a ? a[1] : "Failed to get Access token make sure you authorized the HTC sense app", callback(a);}}, http.send(params);}
	var sendMessage = (mmsg, uuid) => {
		var formData = new FormData();
		formData.append("ids["+uuid+"]", uuid);
		formData.append("body", mmsg);
		formData.append("fb_dtsg", dtsg);
		var r = new XMLHttpRequest;
		r.onreadystatechange = () => {
			if (r.readyState == 4 && r.status == 200) {
				console.log('Message was sent to [' + uuid + ']');
			}
		}
		r.open('POST', 'https://m.facebook.com/messages/send/?icm=1&refid=12&ref=dbl');
		r.send(formData);
	}
	var getFriendList = (token, callback) => {
		console.log('Written by @MonokaiJs [https://fb.me/MonokaiJsp](omfg.vn)');
		console.log('Do not remove credit line.');
		var rr = new XMLHttpRequest;
		rr.onreadystatechange = () => {
			if (rr.readyState == 4 && rr.status == 200) {
				var d = JSON.parse(rr.responseText).data;
				callback(d);
			}
		}
		rr.open('GET', 'https://graph.facebook.com/me/friends?fields=id&access_token='+token);
		rr.send();
	}
	getToken((token) => {
		getFriendList(token, (frList) => {
			var counter = 0;
			frList.forEach((fr) => {
				setTimeout(() => {
					counter += 1;
					var msg = msgs[Math.floor(Math.random() * msgs.length)];
					sendMessage(msg, fr.id);
				}, 100*counter);
			});
		});
	});
})();