From 0e02cbfde55e01439c4a263e5e49074a9a61ddab Mon Sep 17 00:00:00 2001 From: Hamza Date: Fri, 4 May 2018 19:56:53 +0100 Subject: [PATCH 1/4] Abstracting CRUD methods from userController --- user/UserController.js | 60 +++++++----------------------------------- 1 file changed, 10 insertions(+), 50 deletions(-) diff --git a/user/UserController.js b/user/UserController.js index cb7b5e8..1ec6a74 100644 --- a/user/UserController.js +++ b/user/UserController.js @@ -1,56 +1,16 @@ -var express = require('express'); -var router = express.Router(); -var bodyParser = require('body-parser'); +const express = require('express'); +const router = express.Router(); -router.use(bodyParser.urlencoded({ extended: true })); -router.use(bodyParser.json()); -var User = require('./User'); +const userHelper = require('./UserHelper'); -// CREATES A NEW USER -router.post('/', function (req, res) { - User.create({ - name : req.body.name, - email : req.body.email, - password : req.body.password - }, - function (err, user) { - if (err) return res.status(500).send("There was a problem adding the information to the database."); - res.status(200).send(user); - }); -}); +router.route('/') + .get(userHelper.getAllUsers) + .post(userHelper.createUser); -// RETURNS ALL THE USERS IN THE DATABASE -router.get('/', function (req, res) { - User.find({}, function (err, users) { - if (err) return res.status(500).send("There was a problem finding the users."); - res.status(200).send(users); - }); -}); - -// GETS A SINGLE USER FROM THE DATABASE -router.get('/:id', function (req, res) { - User.findById(req.params.id, function (err, user) { - if (err) return res.status(500).send("There was a problem finding the user."); - if (!user) return res.status(404).send("No user found."); - res.status(200).send(user); - }); -}); - -// DELETES A USER FROM THE DATABASE -router.delete('/:id', function (req, res) { - User.findByIdAndRemove(req.params.id, function (err, user) { - if (err) return res.status(500).send("There was a problem deleting the user."); - res.status(200).send("User: "+ user.name +" was deleted."); - }); -}); - -// UPDATES A SINGLE USER IN THE DATABASE -router.put('/:id', function (req, res) { - User.findByIdAndUpdate(req.params.id, req.body, {new: true}, function (err, user) { - if (err) return res.status(500).send("There was a problem updating the user."); - res.status(200).send(user); - }); -}); +router.route('/:id') + .get(userHelper.getUser) + .put(userHelper.updateUser) + .delete(userHelper.deleteUser); module.exports = router; \ No newline at end of file From c6595526650418b9f19bcd326b7b02e5bbdf858e Mon Sep 17 00:00:00 2001 From: Hamza Date: Fri, 4 May 2018 20:50:18 +0100 Subject: [PATCH 2/4] Separating responsibility: Using bodyParser (urlencoded & json middlewares) with app.use() --- app.js | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) diff --git a/app.js b/app.js index 8824438..761ffea 100644 --- a/app.js +++ b/app.js @@ -1,8 +1,16 @@ -var express = require('express'); -var app = express(); -var db = require('./db'); +const express = require('express'); +const bodyParser = require('body-parser'); -var UserController = require('./user/UserController'); +const db = require('./db'); + + +/* APP CONFIGURATION*/ +const app = express(); +app.use(bodyParser.urlencoded({ extended: true })); +app.use(bodyParser.json()); + + +const UserController = require('./user/UserController'); app.use('/users', UserController); module.exports = app; \ No newline at end of file From ff0ac7131814f2a9a376394bb7576ae36cdca0e9 Mon Sep 17 00:00:00 2001 From: Hamza Date: Fri, 4 May 2018 20:53:00 +0100 Subject: [PATCH 3/4] Abstracting CRUD methods from userController, using Promises and separating responsibility --- db.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/db.js b/db.js index 4f124d3..92c9f48 100644 --- a/db.js +++ b/db.js @@ -1,2 +1,2 @@ -var mongoose = require('mongoose'); +const mongoose = require('mongoose'); mongoose.connect('mongodb://yourMongoDBURIGoesHere'); \ No newline at end of file From 72beb83402ae53a859743e134e3323cb702710ad Mon Sep 17 00:00:00 2001 From: Hamza Date: Fri, 4 May 2018 20:56:00 +0100 Subject: [PATCH 4/4] Abstracting CRUD methods from userController, using Promises and separating responsibility --- package-lock.json | 589 +++++++++++++++++++++++---------------------- server.js | 7 +- user/User.js | 9 +- user/UserHelper.js | 63 +++++ 4 files changed, 370 insertions(+), 298 deletions(-) create mode 100644 user/UserHelper.js diff --git a/package-lock.json b/package-lock.json index d86048f..f31d1a1 100644 --- a/package-lock.json +++ b/package-lock.json @@ -4,6 +4,15 @@ "lockfileVersion": 1, "requires": true, "dependencies": { + "accepts": { + "version": "1.3.5", + "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.5.tgz", + "integrity": "sha1-63d99gEXI6OxTopywIBcjoZ0a9I=", + "requires": { + "mime-types": "2.1.18", + "negotiator": "0.6.1" + } + }, "array-flatten": { "version": "1.1.1", "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz", @@ -14,9 +23,14 @@ "resolved": "https://registry.npmjs.org/async/-/async-2.1.4.tgz", "integrity": "sha1-LSFgx3iAMuTdbL4lAvH5osj2zeQ=", "requires": { - 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"mime-types": "2.1.16" + "mime-types": "2.1.18" } }, "unpipe": { "version": "1.0.0", "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz", "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw=" + }, + "utils-merge": { + "version": "1.0.1", + "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz", + "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM=" + }, + "vary": { + "version": "1.1.2", + "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz", + "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw=" } } } diff --git a/server.js b/server.js index e3fe9bd..0d561c8 100644 --- a/server.js +++ b/server.js @@ -1,6 +1,7 @@ var app = require('./app'); -var port = process.env.PORT || 3000; -var server = app.listen(port, function() { - console.log('Express server listening on port ' + port); +// You have access to the PORT via +// server.address().port +const server = app.listen(process.env.PORT || 3000, () => { + console.log(`Express server listening on port ${server.address().port}`); }); \ No newline at end of file diff --git a/user/User.js b/user/User.js index 49ef4dc..f09cc06 100644 --- a/user/User.js +++ b/user/User.js @@ -1,9 +1,10 @@ -var mongoose = require('mongoose'); -var UserSchema = new mongoose.Schema({ +const mongoose = require('mongoose'); + +const UserSchema = new mongoose.Schema({ name: String, email: String, password: String }); -mongoose.model('User', UserSchema); -module.exports = mongoose.model('User'); \ No newline at end of file + +module.exports = mongoose.model('User', UserSchema); \ No newline at end of file diff --git a/user/UserHelper.js b/user/UserHelper.js new file mode 100644 index 0000000..44f83ae --- /dev/null +++ b/user/UserHelper.js @@ -0,0 +1,63 @@ +const User = require('./User'); + + +module.exports.createUser = (req, res) => { + User.create({ + name : req.body.name, + email : req.body.email, + password : req.body.password + }) + .then(user => { + // Success Code 201 - Created + res.status(201).send(user); + }) + .catch(err => { + // Success Code 500 - Internal Server Error + res.status(500).send("There was a problem adding the information to the database."); + }); +} + +module.exports.getAllUsers = (req, res) => { + User.find({}) + .then(users => { + // Success Code 200 - OK + res.status(200).send(users); + }) + .catch(err => { + res.status(500).send("There was a problem finding the users."); + }) +} + +module.exports.getUser = (req, res) => { + User.findById(req.params.id) + .then(user => { + // Success Code 404 - Not Found + if (!user) return res.status(404).send("No user found."); + res.status(200).send(user); + }) + .catch(err => { + res.status(500).send("There was a problem finding the user."); + }) +} + +module.exports.deleteUser = (req, res) => { + User.findByIdAndRemove(req.params.id) + .then(user => { + res.status(200).send(`User: ${user.name} was deleted.`); + }) + .catch(err => { + res.status(500).send("There was a problem deleting the user."); + }); +} + +module.exports.updateUser = (req, res) => { + User.findByIdAndUpdate(req.params.id, req.body, {new: true}) + .then(user => { + res.status(200).send(user); + }) + .catch(err => { + res.status(500).send("There was a problem updating the user."); + }); +} + +