// http://127.0.0.1:9001
// http://localhost:9001

var server = require('https'),
    url = require('url'),
    path = require('path'),
    fs = require('fs');

var options = {
    key: fs.readFileSync('/etc/letsencrypt/live/urprecious.org/privkey.pem'),
    cert: fs.readFileSync('/etc/letsencrypt/live/urprecious.org/fullchain.pem'),
}


function serverHandler(request, response) {
    var uri = url.parse(request.url).pathname,
        filename = path.join(process.cwd(), uri);

    fs.exists(filename, function (exists) {
        if (!exists) {
            response.writeHead(404, {
                'Content-Type': 'text/plain'
            });
            response.write('404 Not Found: ' + filename + '\n');
            response.end();
            return;
        }

        if (filename.indexOf('favicon.ico') !== -1) {
            return;
        }

        var isWin = !!process.platform.match(/^win/);

        if (fs.statSync(filename).isDirectory() && !isWin) {
            filename += '/index.html';
        } else if (fs.statSync(filename).isDirectory() && !!isWin) {
            filename += '\\index.html';
        }

        fs.readFile(filename, 'binary', function (err, file) {
            if (err) {
                response.writeHead(500, {
                    'Content-Type': 'text/plain'
                });
                response.write(err + '\n');
                response.end();
                return;
            }

            var contentType;

            if (filename.indexOf('.html') !== -1) {
                contentType = 'text/html';
            }

            if (filename.indexOf('.js') !== -1) {
                contentType = 'application/javascript';
            }

            if (contentType) {
                response.writeHead(200, {
                    'Content-Type': contentType
                });
            } else response.writeHead(200);

            response.write(file, 'binary');
            response.end();
        });
    });
}

// var config = {
//   "socketURL": "/",
//   "dirPath": "",
//   "homePage": "/",
//   "socketMessageEvent": "RTCMultiConnection-Message",
//   "socketCustomEvent": "RTCMultiConnection-Custom-Message",
//   "port": 9001,
//   "enableLogs": false,
//   "isUseHTTPs": false,
//   "enableAdmin": false
// };

var config = {
    "socketURL": "/",
    "dirPath": "",
    "homePage": "/demos/index.html",
    "socketMessageEvent": "RTCMultiConnection-Message",
    "socketCustomEvent": "RTCMultiConnection-Custom-Message",
    "port": "9001",
    "enableLogs": "false",
    "autoRebootServerOnFailure": "false",
    "isUseHTTPs": "true",
    "sslKey": "/etc/letsencrypt/live/urprecious.org/privkey.pem",
    "sslCert": "/etc/letsencrypt/live/urprecious.org/cert.pem",
    "sslCabundle": "",
    "enableAdmin": "true",
    "adminUserName": "username",
    "adminPassword": "password"
};

var RTCMultiConnectionServer = require('rtcmulticonnection-server');
var ioServer = require('socket.io');

var app = server.createServer(options, serverHandler);
RTCMultiConnectionServer.beforeHttpListen(app, config);
app = app.listen(process.env.PORT || 9001, process.env.IP || "0.0.0.0", function () {
    RTCMultiConnectionServer.afterHttpListen(app, config);
});

// --------------------------
// socket.io codes goes below

ioServer(app).on('connection', function (socket) {
    RTCMultiConnectionServer.addSocket(socket, config);

    // ----------------------
    // below code is optional

    const params = socket.handshake.query;

    if (!params.socketCustomEvent) {
        params.socketCustomEvent = 'custom-message';
    }

    socket.on(params.socketCustomEvent, function (message) {
        socket.broadcast.emit(params.socketCustomEvent, message);
    });
});