function makeNotLegendary(user) {
	if (user.childNodes.length > 1) {
		user.childNodes[1].textContent = user.childNodes[0].textContent + user.childNodes[1].textContent;
		user.removeChild(user.childNodes[0]);
	}
}

function makeLegendary(user) {
	if (user.childNodes.length == 1) {
		span = document.createElement('span');
		span.classList.add("legendary-user-first-letter");
		span.textContent = user.firstChild.textContent[0];
		user.firstChild.textContent = user.firstChild.textContent.slice(1);
		user.insertBefore(span, user.firstChild);
	}
}

users = document.getElementsByClassName('rated-user');

var xmlHttp = new XMLHttpRequest();
// https://gist.github.com/Golovanov399/9e4b23c4f6468aa02a1e36b89bdea291
xmlHttp.open("GET", "https://gist.github.com/Golovanov399/9e4b23c4f6468aa02a1e36b89bdea291/raw/gistfile1.txt", false);
xmlHttp.send();
var tmp = xmlHttp.responseText.split("\n");
var rated_guys = [];
for (var i = 0; i < tmp.length; ++i) {
	rated_guys.push(new Set());
	var cur_tmp = tmp[i].split(" ");
	for (var j = 0; j < cur_tmp.length; ++j) {
		if (cur_tmp[j] != "") {
			rated_guys[i].add(cur_tmp[j]);
		}
	}
}

colors = ["user-legendary", "user-red", "user-red", "user-orange", "user-orange", "user-violet", "user-blue", "user-cyan", "user-green", "user-gray"];
en_titles = [
	"Legendary Grandmaster",
	"International Grandmaster",
	"Grandmaster",
	"International master",
	"Master",
	"Candidate Master",
	"Expert",
	"Specialist",
	"Pupil",
	"Newbie"
]
ru_titles = [
	"Легендарный гроссмейстер",
	"Международный гроссмейстер",
	"Гроссмейстер",
	"Международный мастер",
	"Мастер",
	"Кандидат в мастера",
	"Эксперт",
	"Специалист",
	"Ученик",
	"Новичок"
]

var en = (document.getElementsByClassName("menu-list-container")[0].children[0].children[0].textContent == "Home");

for (var i = 0; i < users.length; ++i) {
	user = users[i];
	if (user.textContent == "MikeMirzayanov") {
		continue;
	}
	username = user.attributes["href"].textContent.slice(9);
	var set_color = "";
	var real_color = "user-black";
	var real_idx = -1;
	for (var j = 0; j < colors.length; ++j) {
		if (rated_guys[j].has(username)) {
			real_color = colors[j];
			real_idx = j;
		}
	}
	user.classList.forEach(function(title) {
		if (!title.startsWith("user-")) {
			return;
		}
		set_color = title;

		if (title == real_color) {
			return;
		}

		if (title == "user-legendary") {
			makeNotLegendary(user);
		}
	});
	console.log(set_color, real_color);
	if (set_color != real_color) {
		if (real_color == "user-legendary") {
			makeLegendary(user);
		}
		user.classList.replace(set_color, real_color);
		user.title = (en ? en_titles : ru_titles)[real_idx] + " " + user.textContent;
	}
}