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‎.gitignore

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# Logs
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logs
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*.log
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# Runtime data
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pids
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*.pid
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*.seed
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# Directory for instrumented libs generated by jscoverage/JSCover
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lib-cov
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# Coverage directory used by tools like istanbul
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coverage
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# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
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.grunt
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# Compiled binary addons (http://nodejs.org/api/addons.html)
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build/Release
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# Dependency directory
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# Commenting this out is preferred by some people, see
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# https://npmjs.org/doc/faq.html#Should-I-check-my-node_modules-folder-into-git
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node_modules
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# Users Environment Variables
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.lock-wscript

‎README.md

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Domain-driven design in JavaScript Sample Code
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==============================================
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Sample code for the Domain-driven design in JavaScript book. The code samples
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and additional resources are organized by chapter and example.
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Chapter 1
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---------
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- [Express
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App](https://github.com/sideshowcoder/ddd-js-sample-code/tree/master/chapter_1)
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from chapter 1.
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Chapter 2
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---------
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No sample code in this chapter.
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Chapter 3
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---------
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- [Underscore](https://github.com/jashkenas/underscore) Source code is available
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on Github.
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- [Prisoner
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Transfer](https://github.com/sideshowcoder/ddd-js-sample-code/tree/master/chapter_3)
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prisoner transfer module, including the basic layout for the tests, and
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features runnable.
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Chapter 4
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---------
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- Weapons: Example how aggregation of weapons could work, calling deep inside
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objects, which is most likely a bad idea. `node weapons/weapons.js`
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- Composition and Inheritance: See the appropriate subfolder.
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- Domain Objects: See chapter 3 prisoner transfer.
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- My Mock: Example mock, built using a simple object, run via `node
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my_mock/my_mock.js`
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- Simple Object: Battle Orc `node simple_objects/battle_orc.js` Orc `node
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simple_objects/orc.js`
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- Sinon Example: Example usage `sinon` for mocking, run via `npm install` to
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install dependencies, and `npm test`.
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Chapter 5
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---------
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- ExaggeratingOrc `exaggerating_orc.js`, shows working with private and public
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methods
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- not a value object `not_value_objects.js`, show how objects can be modified
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- Value object example based on coins, `coin.js`
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- Using value objects in wallet `wallet.js`
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- Events `event.js`
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- Orcs repository `orcs.js`
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- Alternative active record style getting orcs `orcs_ar.js`
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- Sending letter via a postman `postman.js`
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Chapter 6
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---------
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- sample notifier `npm install` to load the dependencies and `npm run notifier`
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to run the code is in `notifier.js`
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Chapter 7
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---------
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- sample math `node math.js`
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- using array functions to process `node transport_time.js`
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- loggable example `node oo_orc.js`
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- state in basic objects example `node thing.js`
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- events `node events.js`
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- jumping counter managing state `node counter.js`
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Chapter 8
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---------
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- pjax-example: run `npm install` in the `chapter_8/pjax-example` folder and run
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`npm start` to try it out.
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- ember-example: run `npm install` in the `chapter_8/ember-example` folder and run
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`npm start` to try it out.
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- `deactivate_button.html` jquery example deativating a button inline, to try it
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simply open in a browser.
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- car configuration example to work with constraints and logic `node
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car_configurator.js`

‎chapter_1/.jshintrc

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{
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"asi": true
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}

‎chapter_1/README.md

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Dungeon inmate manager
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======================
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Setup
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-----
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Install all the dependencies via `npm install` and run via `npm start`
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Models
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------
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The dungeon model is defined in `models` and contains the standart logic to load
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and modify following ActiveRecord loosly.
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Middelware
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----------
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Middleware defined in `middleware` is used to load the dungeon on request and
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inject it in the request to be used.
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Views
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-----
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The view is defined in `views` and contains the form as well as display logic
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for the dungeon status.
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Routes
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------
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The route to display the view is defined in `routes` along with the form
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endpoint to modify the dungeon state.
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‎chapter_1/app.js

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var express = require('express')
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var routes = require('./routes')
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var http = require('http')
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var path = require('path')
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var loadContext = require('./middleware/load_context')
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var app = express()
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app.configure(function(){
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app.set('port', process.env.PORT || 3000)
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app.set('views', __dirname + '/views')
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app.set('view engine', 'ejs')
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app.use(express.favicon())
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app.use(express.logger('dev'))
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app.use(express.bodyParser())
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app.use(express.methodOverride())
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// app middleware
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app.use(loadContext)
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app.use(app.router)
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app.use(express.static(path.join(__dirname, 'public')))
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})
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app.configure('development', function(){
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app.use(express.errorHandler())
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})
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app.get('/', routes.index)
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app.post('/cells/book', routes.cells.book)
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http.createServer(app).listen(app.get('port'), function(){
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console.log("Express server listening on port " + app.get('port'))
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})

‎chapter_1/middleware/load_context.js

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var Dungeon = require('../models/dungeon')
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module.exports = function(req, res, next) {
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req.context = req.context || {}
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Dungeon.find('main', function(err, dungeon) {
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req.context.dungeon = dungeon
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next()
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})
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}

‎chapter_1/models/dungeon.js

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var dungeons = {}
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var DEFAULT_CELLS = 100
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var Dungeon = function(cells) {
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this.cells = cells
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this.bookedCells = 0
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}
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Dungeon.prototype = {
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get free() {
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return this.cells - this.bookedCells
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}
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}
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Dungeon.prototype.book = function(number) {
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this.bookedCells += number
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}
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Dungeon.prototype.unbook = function(number) {
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this.bookedCells -= number
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}
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Dungeon.find = function(id, cb) {
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if(!dungeons[id]) {
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dungeons[id] = new Dungeon(DEFAULT_CELLS)
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}
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cb(null, dungeons[id])
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}
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module.exports = Dungeon

‎chapter_1/package.json

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{
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"name": "application-name",
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"version": "0.0.1",
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"private": true,
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"scripts": {
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"start": "node app"
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},
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"dependencies": {
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"express": "3.0.3",
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"ejs": "*"
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},
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"devDependencies": {
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"node-dev": "^2.3.0"
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}
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}

‎chapter_1/public/stylesheets/style.css

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body {
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padding: 50px;
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font: 14px "Lucida Grande", Helvetica, Arial, sans-serif;
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}
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a {
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color: #00B7FF;
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}

‎chapter_1/routes/index.js

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var routes = module.exports = {
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index: function(req, res){
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res.render('index', req.context)
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},
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cells: {
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book: function(req, res){
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var dungeon = req.context.dungeon
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var cells = parseInt(req.body.cells)
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if (req.body.book) {
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dungeon.book(cells)
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} else {
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dungeon.unbook(cells)
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}
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res.redirect('/')
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}
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}
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}

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