var SteamCommunity = require('steamcommunity');
var ReadLine = require('readline');
var fs = require('fs');
var SteamTotp = require('steam-totp');
// var twofactor = JSON.parse(fs.readFileSync('twofactor_76561198187794161.json', 'utf8')); //Tutaj Zmienic na wlasne

// setInterval(function(){console.log(SteamTotp.generateAuthCode(twofactor.shared_secret));}, 1000);
var community = new SteamCommunity();
var rl = ReadLine.createInterface({
	"input": process.stdin,
	"output": process.stdout
});

rl.question("Username: ", function(accountName) {
	rl.question("Password: ", function(password) {
		doLogin(accountName, password);
	});
});

function doLogin(accountName, password, authCode) {
	community.login({
		"accountName": accountName,
		"password": password,
		"authCode": authCode
	}, function(err, sessionID, cookies, steamguard) {
		if(err) {
			if(err.message == 'SteamGuardMobile') {
				console.log("This account already has two-factor authentication enabled.");
				setInterval(function(){console.log(SteamTotp.generateAuthCode(twofactor.shared_secret));}, 1000);
			}

			if(err.message == 'SteamGuard') {
				console.log("An email has been sent to your address at " + err.emaildomain);
				rl.question("Steam Guard Code: ", function(code) {
					doLogin(accountName, password, code);
				});
			}
		}else{
			console.log("Logged on!");
			community.enableTwoFactor(function(err, response) {
				if(err) {
					if(err.eresult == 2) {
						console.log("Error: Failed to enable two-factor authentication. Do you have a phone number attached to your account?");
						process.exit();
						return;
					}

					if(err.eresult == 84) {
						console.log("Error: RateLimitExceeded. Try again later.");
						process.exit();
						return;
					}

					console.log(err);
					process.exit();
					return;
				}

				if(response.status != 1) {
					console.log("Error: Status " + response.status);
					process.exit();
					return;
				}

				console.log("Writing secrets to twofactor_" + community.steamID.getSteamID64() + ".json");
				console.log("Revocation code: " + response.revocation_code);
				fs.writeFile("twofactor_" + community.steamID.getSteamID64() + ".json", JSON.stringify(response, null, "\t"));

				promptActivationCode(response);
			});
		}
	});
}

function promptActivationCode(response) {
	rl.question("SMS Code: ", function(smsCode) {
		community.finalizeTwoFactor(response.shared_secret, smsCode, function(err) {
			if(err) {
				if(err.message == "Invalid activation code") {
					console.log(err);
					promptActivationCode(response);
					return;
				}

				console.log(err);
			} else {
				console.log("Two-factor authentication enabled!");
			}

			process.exit();
		});
	});
}