├── package.json
├── product.js
└── server.js


/package.json:
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 1 | {
 2 |     "name": "product-api",
 3 |     "main": "server.js",
 4 |     "dependencies": {
 5 |         "express": "~4.0.0",
 6 |         "body-parser": "~1.0.1",
 7 |         "cors": "2.8.1",
 8 |         "mongoose": "~3.6.13"
 9 |     }
10 | }
11 | 


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/product.js:
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 1 | var mongoose     = require('mongoose');
 2 | var Schema       = mongoose.Schema;
 3 | var ProductSchema   = new Schema({
 4 |     title: String,
 5 |     price: Number,
 6 |     instock : Boolean,
 7 |     photo : String ,
 8 | });
 9 | module.exports = mongoose.model('Product', ProductSchema);
10 | // module.exports = mongoose.model('Product', ProductSchema,'optiponally pass schema name ');
11 | 
12 | 


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/server.js:
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 1 | var express = require('express');
 2 | var bodyParser = require('body-parser');
 3 | var cors = require('cors');
 4 | var app = express();
 5 | var mongoose = require('mongoose');
 6 | var product = require('./product');
 7 | 
 8 | app.use(bodyParser.urlencoded({ extended: true }));
 9 | app.use(bodyParser.json());
10 | var port = process.env.PORT || 8090;
11 | var router = express.Router();
12 | 
13 | mongoose.connect('mongodb://localhost:27017/products');
14 | 
15 | // Middle Route 
16 | 
17 | router.use(function (req, res, next) {
18 |     // do logging 
19 |     // do authentication 
20 |     console.log('Logging of request will be done here');
21 |     next(); // make sure we go to the next routes and don't stop here
22 | });
23 | 
24 | 
25 | router.route('/products').post(function (req, res) {
26 |     console.log("in add");
27 |     var p = new product();
28 |     p.title = req.body.title;
29 |     p.price = req.body.price;
30 |     p.instock = req.body.instock;
31 |     p.photo = req.body.photo;
32 |     p.save(function (err) {
33 |         if (err) {
34 |             res.send(err);
35 |         }
36 |         console.log("added");
37 |         res.send({ message: 'Product Created !' })
38 |     })
39 | });
40 | 
41 | router.route('/products').get(function (req, res) {
42 |     product.find(function (err, products) {
43 |         if (err) {
44 |             res.send(err);
45 |         }
46 |         res.send(products);
47 |     });
48 | });
49 | 
50 | router.route('/products/:product_id').get(function (req, res) {
51 | 
52 | 
53 |     product.findById(req.params.product_id, function (err, prod) {
54 |         if (err)
55 |             res.send(err);
56 |         res.json(prod);
57 |     });
58 | });
59 | 
60 | router.route('/products/:product_id').put(function (req, res) {
61 | 
62 |     product.findById(req.params.product_id, function (err, prod) {
63 |         if (err) {
64 |             res.send(err);
65 |         }
66 |         prod.title = req.body.title;
67 |         prod.price = req.body.price;
68 |         prod.instock = req.body.instock;
69 |         prod.photo = req.body.photo;
70 |         prod.save(function (err) {
71 |             if (err)
72 |                 res.send(err);
73 | 
74 |             res.json({ message: 'Product updated!' });
75 |         });
76 | 
77 |     });
78 | });
79 | 
80 | router.route('/products/:product_id').delete(function (req, res) {
81 | 
82 |     product.remove({ _id: req.param.product_id }, function (err, prod) {
83 |         if (err) {
84 |             res.send(err);
85 |         }
86 |         res.json({ message: 'Successfully deleted' });
87 |     })
88 | 
89 | });
90 | 
91 | 
92 | app.use(cors());
93 | app.use('/api', router);
94 | app.listen(port);
95 | console.log('REST API is runnning at ' + port);
96 | 


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