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              <!DOCTYPE html>
<html lang="en">
	<meta charset="UTF-8">
	<meta name="viewport" content="width=divice-width, initial-scale=1.0">
	<meta http-equive="X-UA-Compatible" content="ie-edge">
	<link rel="stylesheet" href="">
	<link rel="stylesheet" href="" integrity="sha384-50oBUHEmvpQ+1lW4y57PTFmhCaXp0ML5d60M1M7uH2+nqUivzIebhndOJK28anvf" crossorigin="anonymous">
	<title>BookList App</title>
	<div class="container mt-4">
		<h1 class="display-4 text-center"><i class="fas fa-book-open text-primary"></i> <span class="text-secondary">Book</span> List</h1>
    <p class="text-center">Add your book information to store the it locally.</p>
		<form id="book-form">
			<div class="form-group">
				<label for="title">Title</label>
				<input type="text" id="title" class="form-control">
			<div class="form-group">
				<label for="author">Author</label>
				<input type="text" id="author" class="form-control">
			<div class="form-group">
				<label for="title">ISBN#</label>
				<input type="text" id="isbn" class="form-control">
			<input type="submit" value="Add Book" class="btn btn-primary btn-block">
		<table class="table table-striped mt-5">
			<tbody id="book-list"></tbody>
	<script src="app.js"></script>




              //Book Class
class Book{
	constructor( title, author, isbn ){
		this.title = title; = author;
		this.isbn = isbn;

//UI Class
class UI{
	static displayBooks(){
		const books = Store.getBooks();

		books.forEach((book) => UI.addBookToList(book));

	static addBookToList(book){
		const list = document.querySelector('#book-list');

		const row = document.createElement('tr');

		row.innerHTML = `
			<td><a href="#" class="btn btn-danger btn-sm delete">X</a></td>


	static deleteBook(el){
		if( el.classList.contains('delete')){

	static showAlert(message, className){
		const div = document.createElement('div');
		div.className = `alert alert-${className}`;
		const container = document.querySelector('.container');
		const form = document.querySelector('#book-form');
		container.insertBefore(div, form);
		//Vanish in 3 seconds
		setTimeout(() => document.querySelector('.alert').remove(), 3000);

	static clearFields(){
		document.querySelector('#title').value = '';
		document.querySelector('#author').value = '';
		document.querySelector('#isbn').value = '';

//Store Class
class Store{
	static getBooks(){
		let books;
		if( localStorage.getItem('books') == null ){
			books = [];
			books = JSON.parse(localStorage.getItem('books'));
		return books;
	static addBook(book){
		const books = Store.getBooks();
		localStorage.setItem('books', JSON.stringify(books));

	static removeBook(isbn){
		const books = Store.getBooks();
		books.forEach((book, index) => {
			if(book.isbn === isbn){
				books.splice(index, 1);

		localStorage.setItem('books', JSON.stringify(books));

//Event - Display Books
document.addEventListener('DOMContentLoaded', UI.displayBooks);

//Event - Add a Book
document.querySelector('#book-form').addEventListener('submit', (e)=>{
	//prevent submit
	//Get form values
	const title = document.querySelector('#title').value;
	const author = document.querySelector('#author').value;
	const isbn = document.querySelector('#isbn').value;

	if( title === '' || author === '' || isbn ==='' ){
		UI.showAlert('Please fill in all fields', 'danger');
		//Instantiate book
		const book = new Book(title, author, isbn);

		//Add book to UI

		//Add book to store

		//Success message
		UI.showAlert('Book added', 'success');

		//Clear fields


//Event - Remove a Book
document.querySelector('#book-list').addEventListener('click', (e) => {
	//Remove book from UI

	//Remove book from store

	//Show success message
	UI.showAlert('Book removed', 'success');