segura2010/CC-Proyecto-OpenSecureChat

exports.UserController = function(colecc, redis){

    // Coleccion de la BD Mongo
    this.coleccion = colecc;
    // DB Redis
    this.redisdb = redis;

    this.prepareIndexes = function(){
        var c = this.coleccion;

        c.index('email', { unique: true }); // unique
        c.index('username', { unique: true }); // unique
        c.index('password');
    }

    this.add = function(user, cb){
        // Add user to DB
        // "user" is an object with -> {username, email, password, pk, privKey}
        var c = this.coleccion;
        var r = this.redisdb;
        this.getByUsername(user.username, function(err, users){
            if(users.length == 0)
            {
                c.insert({
                    username: user.username,
                    email: user.email,
                    password: user.password,
                    public_key: user.public_key,
                    private_key: user.private_key,
                    picture: user.picture
                }, function(err, newuser){
                    if(err || !newuser)
                    {
                        return cb(err, newuser);
                    }
                    
                    //r.set("userpk:"+ user.private_key, newuser._id);
                    cb(null, newuser);
                });
            }
            else
            {
                cb("Error: User already exists", null);
            }
        });
    };

    this.update = function(id, data, cb){
        var c = this.coleccion;
        c.update({_id:id}, { $set:data }, cb);
    };

    this.getById = function(id, cb){
        // Get user by ID
        this.coleccion.find({_id:id}, cb);
    };

    this.getUsersById = function(ids, cb){
        // Get user by ID
        this.coleccion.find({_id:{ "$in": ids } }, cb);
    };

    this.getByUsername = function(username, cb){
        // Get user by username
        this.coleccion.find({username:username}, cb);
    };

    this.getByEmail = function(email, cb){
        // Get user by username
        this.coleccion.find({email:email}, cb);
    };

    this.getByPassword = function(password, cb){
        // Get user by username
        this.coleccion.find({password:password}, cb);
    };

    this.search = function(username, cb){
        // Search user by username
        this.coleccion.find({username:{"$regex":username}}, cb);
    };

    this.list = function(limit, cb){
        // list last "limit" users
        this.coleccion.find({}, {limit: limit}, cb);
    };

    this.delete = function(username, cb){
        // Delete user by username
        this.coleccion.remove({username:username}, cb);
    };

};