gistfile1.js

var _ = require('underscore');

var mongoose = require('mongoose');
var Schema = mongoose.Schema;

mongoose.connect('mongodb://localhost/zems');

var Schemata = {
	player: new Schema({
		name: String,
		created_at: { type : Date, default : Date.now }
	}),
	game: new Schema({
		player_ids: Array,
		events: Array,
		created_at: { type : Date, default : Date.now }
	})
};

Schemata.game.path('player_ids').validate(function(v) {
	return v.length <= 2;
}, 'game_full');

mongoose.model('Player', Schemata.player);
mongoose.model('Game', Schemata.game);

var Player = exports.Player = mongoose.model('Player');
var Game = exports.Game = mongoose.model('Game');

Game.prototype.addPlayer = function(player) {
	if (_.include(this.player_ids, player.id)) { return player; }

	this.player_ids.push(player.id);
	return player;
};

exports.mongoose = mongoose;