const express = require("express"),
                app = express(),
                server = require("http").Server(app),
                io = require("socket.io")(Server),
                path = require("path"),
                mongoose = require("mongoose"),
                shortid = require("shortid");

app.use(express.static(path.join(__dirname, 'public')));
app.set('view engine', 'ejs');

// settings

var users = {},
            port = 3000;
/* setting up mongoose */
mongoose.connect("mongodb://KingCosmic:Abstuddard9311@ds143000.mlab.com:43000/msthing");

var Schema = mongoose.Schema;

var userSchema = new Schema({
    name: String,a
    characters: Array,
    id: string
});

var groupsSchema = new Schema({
    name: String,
    members: [{id: String, name: String}]
});

var userData = mongoose.model("users", userSchema);

/* socket.io */

io.on('connection', function(socket) {
    console.log('a user has connected');

    socket.on("register", function(data) {
        let id = shortid.generate();
        let user = {
            name: data.name,
            pass: data.pass,
            id: id
        };
        let NewUser = new userData(user);
        NewUser.save(function(err, NewUser) {
            if (err) return console.error(err);
        });
    });
    socket.on("login", function(data) {
        userData.findOne({name: data.name}, function(err, user) {
            if (err) return console.error(err);

            if (data.pass == user.pass) {
                socket.id = user.id;
                users[socket.id] = socket;
                users[user.id].emit("loggedin", user);
                console.log('${user.name} just logged in.');
            }
        });
    });
    socket.on("disconnect", function(data) {
        delete users[socket.id];
    });
});

/* express */

app.get('/', function(get, res) {
    res.sendFile('index.html');
});

server.listen(port, function() {
    console.log('listening on:' + port);
});