add initial codebase

Author: hoofman

Diff for: index.js

@@ -0,0 +1,106 @@
+'use strict';
+
+var express = require('express');
+var cors = require('cors');
+var app = express();
+var bodyParser = require('body-parser');
+var validate = require('express-jsonschema').validate;
+app.use(bodyParser.json());
+app.use(cors());
+
+var betsSchema = {
+    type: 'object',
+    properties: {
+        bet_id: {
+            type: 'number',
+            required: true
+        },
+        stake: {
+            type: 'number',
+            required: true
+        },
+
+        odds: {
+            type: 'object',
+            required: true
+        }
+    }
+}
+
+// Listen on this port
+var PORT = 3000;
+var VERSION = 1;
+
+var error_code={"statusCode":404,"error":"Not Found"};
+
+var markets = [ {"bet_id":1,"event":"Next World Cup","name":"England","odds":{"numerator":10,"denominator":1}},
+                {"bet_id":2,"event":"Next World Cup","name":"Brazil","odds":{"numerator":2,"denominator":1}},
+                {"bet_id":3,"event":"Next World Cup","name":"Spain","odds":{"numerator":3,"denominator":1}},
+                {"bet_id":4,"event":"Next World Cup","name":"Germany","odds":{"numerator":1,"denominator":1}},
+                {"bet_id":5,"event":"Ryder Cup","name":"Europe","odds":{"numerator":7,"denominator":4}},
+                {"bet_id":6,"event":"Ryder Cup","name":"USA","odds":{"numerator":9,"denominator":2}} ];
+var init_transaction_id=1000;
+var bets = [];
+
+
+
+
+// Version
+app.get('/', function (req, res) {
+  res.send('Version:' + VERSION);
+});
+
+// Betting Market
+app.get('/markets', function (req,res) {
+    res.send(markets);
+})
+
+// Current bets
+app.get('/bets', function (req, res) {
+    console.log('asking for bets aray:', bets)
+    res.send(bets);
+})
+
+// Place Bet
+app.post('/bets', validate({body: betsSchema}), function (req, res) {
+	bets.push(req.body);
+    console.log('got bet: ', req.body)
+    console.log('bet name: ', markets[req.body.bet_id].event)
+
+    init_transaction_id=init_transaction_id+1
+	res.status(201).send({"bet_id":req.body.bet_id,"event":markets[req.body.bet_id-1].event,"name":markets[req.body.bet_id-1].name,"odds":markets[req.body.bet_id-1].odds,"stake":req.body.stake,"transaction_id":init_transaction_id});
+});
+
+// Delete bet
+app.delete('/bets/:index',function (req, res) {
+    if(bets.length <= req.params.index){
+        res.status(404).send(); 
+    }
+    bets.splice(req.params.index, 1);
+    res.status(204).send();
+});
+
+app.use(function(err, req, res, next) {
+    var responseData;
+    if (err.name === 'JsonSchemaValidation') {
+        res.status(400).send();
+    }
+    next();
+});
+
+app.get('*', function(req, res){
+  res.status(404).send(error_code);
+});
+
+app.post('*', function(req,res){
+    res.status(404).send(error_code);
+});
+
+
+if(!module.parent) {
+   app.listen(PORT, function () {
+    console.log('Null gaming server listening on port 3000!');
+    });
+}
+
+

Diff for: json_notes.txt

@@ -0,0 +1,11 @@
+json_notes.txt
+
+//bets post notes on json format
+
+//request_payload
+
+{"bet_id":3,"odds":{"numerator":3,"denominator":1},"stake":1000}
+
+// request response
+
+{"bet_id":3,"event":"Next World Cup","name":"Spain","odds":{"numerator":3,"denominator":1},"stake":1000,"transaction_id":3914}

Diff for: package.json

@@ -0,0 +1,35 @@
+{
+  "name": "backend",
+  "version": "1.0.0",
+  "description": "Null Gaming Server",
+  "main": "index.js",
+  "scripts": {
+    "test": "mocha",
+    "dev": "node index"
+  },
+  "author": "hoofman",
+  "dependencies": {
+    "body-parser": "^1.15.2",
+    "cors": "^2.8.5",
+    "express": "^4.14.0",
+    "express-jsonschema": "^1.1.0"
+  },
+  "devDependencies": {
+    "mocha": "2.3.3",
+    "supertest": "1.1.0",
+    "chai": "3.3.0"
+  },
+  "directories": {
+    "test": "test"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/hoofman/nullGamingServer.git"
+  },
+  "keywords": [],
+  "license": "ISC",
+  "bugs": {
+    "url": "https://github.com/hoofman/nullGamingServer/issues"
+  },
+  "homepage": "https://github.com/hoofman/nullGamingServer#readme"
+}

Diff for: test/tests.js

@@ -0,0 +1,116 @@
+'use strict';
+
+var server = require('../index.js');
+var expect = require('chai').expect;
+var request = require('supertest')('http://localhost:3000');
+
+// allow 500ms for each test to complete, todo - make this better with a callback.
+  beforeEach(function (done) {
+    setTimeout(function(){
+      done();
+    }, 500);
+  });
+
+describe('Bets array challenge', function() {
+  it('should get empty bets array', function(done) {
+    request.
+    get('/bets').
+    expect(200, [], done);
+  });
+
+  it('should add a bet', function(done) {
+    request.
+    post('/bets').
+    send({"bet_id":3,"odds":{"numerator":3,"denominator":1},"stake":1000}).
+    expect(201, done);
+  });
+
+  it('should verify only one bet exists', function(done) {
+    request.
+    get('/bets').
+    expect(200).
+    end(function(err, response) {
+      if (err) {
+        throw err;
+      }
+
+      expect(response.body).to.be.instanceof(Array);
+      expect(response.body).to.have.length(1);
+      expect(response.body[0].bet_id).to.be.an('number');
+      expect(response.body[0].stake).to.be.an('number');
+      done();
+    });
+  });
+
+  it('should add a second bet', function(done) {
+    request.
+    post('/bets').
+    send({"bet_id":4,"odds":{"numerator":4,"denominator":1},"stake":500}).
+    expect(201, done);
+  });
+
+  it('should verify two bets exist', function(done) {
+    request.
+    get('/bets').
+    expect(200).
+    end(function(err, response) {
+      if (err) {
+        throw err;
+      }
+
+      expect(response.body).to.be.instanceof(Array);
+      expect(response.body).to.have.length(2);
+
+      expect(response.body[0].bet_id).to.be.an('number');
+      expect(response.body[0].stake).to.be.an('number');
+
+      expect(response.body[1].bet_id).to.be.an('number');
+      expect(response.body[1].stake).to.be.an('number');
+
+      done();
+    });
+  });
+
+
+
+  it('should delete the second bet', function(done) {
+    request.
+    delete('/bets/1').
+    expect(204, done);
+  });
+
+  it('should verify that delete is working correctly', function(done) {
+    request.
+    get('/bets').
+    expect(200).
+    end(function(err, response) {
+      if (err) {
+        throw err;
+      }
+
+      expect(response.body).to.be.instanceof(Array);
+      expect(response.body).to.have.length(1);
+
+      expect(response.body[0].bet_id).to.be.an('number');
+      expect(response.body[0].stake).to.be.an('number');
+
+      done();
+    });
+  });
+
+  it('should get err 400 when trying to add bet using bad params', function(done) {
+    request.
+    post('/bets').
+    send({
+      foo: 'bar',
+      baz: 'bop'
+    }).
+    expect(400, done);
+  });
+
+  it('should fail deleting a non-exitent bet', function(done) {
+    request.
+    delete('/bets/20').
+    expect(404, done);
+  });
+});