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maitraysutharmaitraysuthar
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Added Book Add/Update/List/Detail
1 parent b4a2757 commit a99d5e5

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11 files changed

+225
-22
lines changed

11 files changed

+225
-22
lines changed

‎.env.example‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,3 +1,3 @@
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MONGODB_URL=YourConnectionString
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JWT_SECRET=YourSecret
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JWT_TIMEOUT_DURATION=2
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JWT_TIMEOUT_DURATION="2 hours"

‎.gitignore‎

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@@ -59,3 +59,6 @@ typings/
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# next.js build output
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.next
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#vs code configurations
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.vscode/

‎app.js‎

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Original file line numberDiff line numberDiff line change
@@ -38,4 +38,10 @@ app.all("*", function(req, res) {
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return apiResponse.notFoundResponse(res, 'Page not found');
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});
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app.use((err, req, res, next) => {
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if(err.name == "UnauthorizedError"){
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return apiResponse.unauthorizedResponse(res, err.message);
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}
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});
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module.exports = app;

‎controllers/BookController.js‎

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,170 @@
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const Book = require("../models/BookModel");
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const { body,validationResult } = require('express-validator');
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const { sanitizeBody } = require('express-validator');
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const apiResponse = require('../helpers/apiResponse');
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const auth = require('../middlewares/jwt');
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var moment = require('moment');
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var mongoose = require('mongoose');
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function BookData(data) {
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this.title= data.title;
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this.description = data.description;
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this.isbn = data.isbn;
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this.createdAt = data.createdAt;
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}
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/**
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* Book List.
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*
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* @returns {Object}
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*/
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exports.bookList = [
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auth,
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function (req, res) {
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try {
25+
Book.find({user: req.user._id},'title description isbn createdAt').then((books)=>{
26+
if(books.length > 0){
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return apiResponse.successResponseWithData(res, 'Operation success', books);
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}else{
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return apiResponse.successResponseWithData(res, "Operation success", {});
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}
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});
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} catch (err) {
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//throw error in json response with status 500.
34+
return apiResponse.ErrorResponse(res, err);
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}
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}
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];
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/**
40+
* Book Detail.
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*
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* @returns {Object}
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*/
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exports.bookDetail = [
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auth,
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function (req, res) {
47+
if(!mongoose.Types.ObjectId.isValid(req.params.id)){
48+
return apiResponse.successResponseWithData(res, "Operation success", {});
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}
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try {
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Book.findOne({_id: req.params.id,user: req.user._id},'title description isbn createdAt').then((book)=>{
52+
if(book !== null){
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let bookData = new BookData(book);
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return apiResponse.successResponseWithData(res, 'Operation success', bookData);
55+
}else{
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return apiResponse.successResponseWithData(res, "Operation success", {});
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}
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});
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} catch (err) {
60+
//throw error in json response with status 500.
61+
return apiResponse.ErrorResponse(res, err);
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}
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}
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];
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/**
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* Store book.
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*
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* @param {string} title
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* @param {string} description
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* @param {string} isbn
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*
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* @returns {Object}
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*/
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exports.bookStore = [
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auth,
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body('title', 'Title must not be empty.').isLength({ min: 1 }).trim(),
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body('description', 'Description must not be empty.').isLength({ min: 1 }).trim(),
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body('isbn', 'ISBN must not be empty').isLength({ min: 1 }).trim().custom(value => {
80+
return Book.findOne({isbn : value,user: req.user._id}).then(book => {
81+
if (book) {
82+
return Promise.reject('Book already exist with this ISBN no.');
83+
}
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});
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}),
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sanitizeBody('*').escape(),
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(req, res, next) => {
88+
try {
89+
const errors = validationResult(req);
90+
var book = new Book(
91+
{ title: req.body.title,
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user: req.user,
93+
description: req.body.description,
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isbn: req.body.isbn
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});
96+
97+
if (!errors.isEmpty()) {
98+
return apiResponse.validationErrorWithData(res, 'Validation Error.', errors.array());
99+
}
100+
else {
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//Save book.
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book.save(function (err) {
103+
if (err) { return apiResponse.ErrorResponse(res, err); }
104+
let bookData = new BookData(book);
105+
return apiResponse.successResponseWithData(res,'Book add Success.', bookData);
106+
});
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}
108+
} catch (err) {
109+
//throw error in json response with status 500.
110+
return apiResponse.ErrorResponse(res, err);
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}
112+
}
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];
114+
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/**
116+
* Store book.
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*
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* @param {string} title
119+
* @param {string} description
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* @param {string} isbn
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*
122+
* @returns {Object}
123+
*/
124+
exports.bookUpdate = [
125+
auth,
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body('title', 'Title must not be empty.').isLength({ min: 1 }).trim(),
127+
body('description', 'Description must not be empty.').isLength({ min: 1 }).trim(),
128+
body('isbn', 'ISBN must not be empty').isLength({ min: 1 }).trim(),
129+
sanitizeBody('*').escape(),
130+
(req, res, next) => {
131+
try {
132+
const errors = validationResult(req);
133+
var book = new Book(
134+
{ title: req.body.title,
135+
description: req.body.description,
136+
isbn: req.body.isbn,
137+
_id:req.params.id
138+
});
139+
140+
if (!errors.isEmpty()) {
141+
return apiResponse.validationErrorWithData(res, 'Validation Error.', errors.array());
142+
}
143+
else {
144+
if(!mongoose.Types.ObjectId.isValid(req.params.id)){
145+
return apiResponse.validationErrorWithData(res, 'Invalid Error.', "Invalid ID");
146+
}
147+
Book.findOne({isbn : req.body.isbn,user: req.user._id, _id: { "$ne": req.params.id }}).then(book => {
148+
if (book) {
149+
return apiResponse.validationErrorWithData(res, 'Validation Error.', "Book already exist with this ISBN no.");
150+
}
151+
});
152+
//Check authorized user
153+
Book.findById(req.params.id, function (err, book) {
154+
if(book.user.toString() !== req.user._id){
155+
return apiResponse.unauthorizedResponse(res, 'You are not authorized to do this operation.');
156+
}
157+
});
158+
//Save book.
159+
Book.findByIdAndUpdate(req.params.id, book, {},function (err) {
160+
if (err) { return apiResponse.ErrorResponse(res, err); }
161+
let bookData = new BookData(book);
162+
return apiResponse.successResponseWithData(res,'Book update Success.', bookData);
163+
});
164+
}
165+
} catch (err) {
166+
//throw error in json response with status 500.
167+
return apiResponse.ErrorResponse(res, err);
168+
}
169+
}
170+
];

‎middlewares/jwt.js‎

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@@ -0,0 +1,8 @@
1+
const jwt = require('express-jwt');
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const secret = process.env.JWT_SECRET;
3+
4+
const authenticate = jwt({
5+
secret: secret
6+
});
7+
8+
module.exports = authenticate;

‎models/BookModel.js‎

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1+
var mongoose = require('mongoose');
2+
var moment = require('moment');
3+
4+
var Schema = mongoose.Schema;
5+
6+
var BookSchema = new Schema({
7+
title: {type: String, required: true},
8+
description: {type: String, required: true},
9+
isbn: {type: String, required: true},
10+
user: { type: Schema.ObjectId, ref: 'User', required: true },
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}, {timestamps: true});
12+
13+
module.exports = mongoose.model('Book', BookSchema);

‎models/UserModel.js‎

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@@ -1,27 +1,11 @@
11
var mongoose = require('mongoose');
22

33
var UserSchema = new mongoose.Schema({
4-
firstName: {
5-
type: String,
6-
required: true
7-
},
8-
lastName: {
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type: String,
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required: true
11-
},
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email: {
13-
type: String,
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required: true
15-
},
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password: {
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type: String,
18-
required: true
19-
},
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status: {
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type: Boolean,
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required: true,
23-
default: 1,
24-
}
4+
firstName: {type: String, required: true},
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lastName: {type: String, required: true},
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email: {type: String, required: true},
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password: {type: String, required: true},
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status: {type: Boolean, required: true, default: 1}
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}, {timestamps: true});
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// Virtual for user's full name

‎package-lock.json‎

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‎package.json‎

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@@ -15,6 +15,7 @@
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"express-jwt": "^5.3.1",
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"express-validator": "^6.1.1",
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"jsonwebtoken": "^8.5.1",
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"moment": "^2.24.0",
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"mongoose": "^5.6.6",
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"morgan": "~1.9.0"
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},

‎routes/api.js‎

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@@ -1,10 +1,12 @@
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var express = require('express');
22
var usersRouter = require('./users');
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var authRouter = require('./auth');
4+
var bookRouter = require('./book');
45

56
var app = express();
67

78
app.use('/users/', usersRouter);
89
app.use('/auth/', authRouter);
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app.use('/book/', bookRouter);
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1012
module.exports = app;

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