kaizen-login/controller/userApi.js

A default login using express and mongoose

var User = require('../model/user');
var tokenHandler = require('../model/tokenHandler')
var Route = require('../model/route');

var UserControllerApi = function UserControllerApi(baseUrl, options)
{
    this.userModel = options && options.userModel? options.userModel : User;
    this.tokenHandler = options && options.tokenHandler? options.tokenHandler : tokenHandler;
    this.router = new Route(baseUrl);
}

UserControllerApi.prototype.create = function create(request, response)
{
    var password = request.body.password;
    delete request.body.password;
    var newUser = request.body;

    this.userModel.register(newUser, password, this.handleCreateCallback(response));
}

UserControllerApi.prototype.handleCreateCallback = function handleCreateCallback(response)
{
    return (error, newUser) => 
    {
        if(error) return response.status(error).send(error);
        return response.status(202).send(newUser._id);
    }
}

UserControllerApi.prototype.login = function login(request, response)
{
    var authenticateUser = this.userModel.authenticate();
    authenticateUser(request.body.username, request.body.password, this.handleLoginCallback(response));
}

UserControllerApi.prototype.handleLoginCallback = function handleLoginCallback(response)
{
    return (error, user) =>
    {
        if(error) return response.status(error).send(error);
        return response.status(200).send(this.tokenHandler.getUserToken(user.getCredential()));
    }
}

UserControllerApi.prototype.edit = function edit(request, response)
{
    var userId = request.params.id;
    User.findByIdAndUpdate(userId, request.body, this.handleEditCallback(response));
}

UserControllerApi.prototype.handleEditCallback = function(response)
{
    return (error, user) => 
    {
        if(error) return response.status(error).send(error);
        return response.status(200).send("OK");        
    }
}

module.exports = UserControllerApi;