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West Midlands | ITP-Sept-25 | Georgina Rogers | Sprint 2 | Book Library #350

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2aa2f27
input type = text
zilinskyte Dec 11, 2025
ac86ff2
use type=button instead of type=submit to prevent form submitting and…
zilinskyte Dec 11, 2025
2297934
first draft
zilinskyte Dec 12, 2025
ca01638
html bug fix
zilinskyte Dec 12, 2025
0b493a3
script.js bug fixes
zilinskyte Dec 12, 2025
22b841f
CSS styled for improved design and useability
zilinskyte Dec 12, 2025
0a6dbc1
Update read button styling to reflect book read status
zilinskyte Dec 12, 2025
97d1213
Update header title to 'My Book Library'
zilinskyte Dec 12, 2025
539d8c9
Refactor CSS comments for clarity and consistency
zilinskyte Dec 12, 2025
330610b
general feedback applied to improve book management
zilinskyte Dec 12, 2025
385e9d0
general feedback applied to improve html structure
zilinskyte Dec 12, 2025
921f47a
feedback addressed
zilinskyte Dec 15, 2025
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122 changes: 46 additions & 76 deletions debugging/book-library/index.html
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Original file line number Diff line number Diff line change
@@ -1,96 +1,66 @@
<!DOCTYPE html>
<html>
<head>
<title> </title>
<meta
charset="utf-8"
name="viewport"
content="width=device-width, initial-scale=1.0"
/>
<title>Book Library</title>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />

<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.16.0/umd/popper.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.min.js"></script>
<link
rel="stylesheet"
href="https://maxcdn.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css"
/>
<link rel="stylesheet" type="text/css" href="style.css" />
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css" />

<link rel="stylesheet" href="style.css" />
</head>

<body>
<div class="jumbotron text-center">
<h1>Library</h1>
<h1>My Book Library</h1>
<p>Add books to your virtual library</p>
</div>

<button data-toggle="collapse" data-target="#demo" class="btn btn-info">
Add new book
</button>
<div class="container">

<button data-toggle="collapse" data-target="#demo" class="btn btn-info mb-3">
Add new book
</button>

<div id="demo" class="collapse mb-4">
<div class="form-group">

<label for="title">Title:</label>
<input type="text" class="form-control" id="title" placeholder="Enter book title" required />

<label for="author" class="mt-2">Author:</label>
<input type="text" class="form-control" id="author" placeholder="Enter the author" required />

<div id="demo" class="collapse">
<div class="form-group">
<label for="title">Title:</label>
<input
type="title"
class="form-control"
id="title"
name="title"
required
/>
<label for="author">Author: </label>
<input
type="author"
class="form-control"
id="author"
name="author"
required
/>
<label for="pages">Pages:</label>
<input
type="number"
class="form-control"
id="pages"
name="pages"
required
/>
<label class="form-check-label">
<input
type="checkbox"
class="form-check-input"
id="check"
value=""
/>Read
</label>
<input
type="submit"
value="Submit"
class="btn btn-primary"
onclick="submit();"
/>
<label for="pages" class="mt-2">Pages:</label>
<input type="number" class="form-control" id="pages" placeholder="e.g. 350" required />

<label class="form-check-label mt-2">
<input type="checkbox" class="form-check-input" id="check" /> Read
</label>

<button type="button" class="btn btn-primary mt-3" id="submitBtn">Submit</button>
</div>
</div>
</div>

<table class="table" id="display">
<thead class="thead-dark">
<tr>
<th>Title</th>
<th>Author</th>
<th>Number of Pages</th>
<th>Read</th>
<th></th>
</tr>
</thead>
<tbody>
<tr>
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
</tr>
</tbody>
</table>
<table class="table" id="display">
<thead class="thead-dark">
<tr>
<th>Title</th>
<th>Author</th>
<th>Number of Pages</th>
<th>Read</th>
<th></th>
</tr>
</thead>
<tbody></tbody>
</table>

</div>

<!-- JS File -->
<script src="script.js"></script>
</body>
</html>
197 changes: 109 additions & 88 deletions debugging/book-library/script.js
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Original file line number Diff line number Diff line change
@@ -1,103 +1,124 @@
let myLibrary = [];
class Book {
constructor(title, author, pages, hasRead) {
this.title = title;
this.author = author;
this.pages = pages;
this.hasRead = Boolean(hasRead);
}
}

window.addEventListener("load", function (e) {
populateStorage();
render();
// Initial Setup
window.addEventListener("load", () => {
seedInitialBooks();
renderLibrary();
document.getElementById("submitBtn").addEventListener("click", handleSubmit);
});

function populateStorage() {
if (myLibrary.length == 0) {
let book1 = new Book("Robison Crusoe", "Daniel Defoe", "252", true);
let book2 = new Book(
"The Old Man and the Sea",
"Ernest Hemingway",
"127",
true
);
myLibrary.push(book1);
myLibrary.push(book2);
render();
// Add starter books if library is empty
function seedInitialBooks() {
if (myLibrary.length === 0) {
myLibrary.push(new Book("Robinson Crusoe", "Daniel Defoe", 252, true));
myLibrary.push(new Book("The Old Man and the Sea", "Ernest Hemingway", 127, true));
}
}

const title = document.getElementById("title");
const author = document.getElementById("author");
const pages = document.getElementById("pages");
const check = document.getElementById("check");

//check the right input from forms and if its ok -> add the new book (object in array)
//via Book function and start render function
function submit() {
if (
title.value == null ||
title.value == "" ||
pages.value == null ||
pages.value == ""
) {
// Form Inputs
const titleInput = document.getElementById("title");
const authorInput = document.getElementById("author");
const pagesInput = document.getElementById("pages");
const readCheckBox = document.getElementById("check");

// Form Submission
function handleSubmit() {
const titleVal = titleInput.value.trim();
const authorVal = authorInput.value.trim();
const pagesVal = pagesInput.value.trim();

if (!validateInputs(titleVal, authorVal, pagesVal)) return;

const newBook = new Book(
titleVal,
authorVal,
Number(pagesVal),
readCheckBox.checked
);

myLibrary.push(newBook);
resetForm();
renderLibrary();
}

// Validate input values
function validateInputs(title, author, pages) {
if (!title || !author || !pages) {
alert("Please fill all fields!");
return false;
} else {
let book = new Book(title.value, title.value, pages.value, check.checked);
library.push(book);
render();
}

const pagesNum = Number(pages);

if (isNaN(pagesNum) || pagesNum <= 0) {
alert("Please enter a valid number of pages!");
return false;
}

return true;
}

function Book(title, author, pages, check) {
this.title = title;
this.author = author;
this.pages = pages;
this.check = check;
// Clear form after successful submission
function resetForm() {
titleInput.value = "";
authorInput.value = "";
pagesInput.value = "";
readCheckBox.checked = false;
}

function render() {
let table = document.getElementById("display");
let rowsNumber = table.rows.length;
//delete old table
for (let n = rowsNumber - 1; n > 0; n-- {
table.deleteRow(n);
}
//insert updated row and cells
let length = myLibrary.length;
for (let i = 0; i < length; i++) {
let row = table.insertRow(1);
let titleCell = row.insertCell(0);
let authorCell = row.insertCell(1);
let pagesCell = row.insertCell(2);
let wasReadCell = row.insertCell(3);
let deleteCell = row.insertCell(4);
titleCell.innerHTML = myLibrary[i].title;
authorCell.innerHTML = myLibrary[i].author;
pagesCell.innerHTML = myLibrary[i].pages;

//add and wait for action for read/unread button
let changeBut = document.createElement("button");
changeBut.id = i;
changeBut.className = "btn btn-success";
wasReadCell.appendChild(changeBut);
let readStatus = "";
if (myLibrary[i].check == false) {
readStatus = "Yes";
} else {
readStatus = "No";
}
changeBut.innerText = readStatus;

changeBut.addEventListener("click", function () {
myLibrary[i].check = !myLibrary[i].check;
render();
});

//add delete button to every row and render again
let delButton = document.createElement("button");
delBut.id = i + 5;
deleteCell.appendChild(delBut);
delBut.className = "btn btn-warning";
delBut.innerHTML = "Delete";
delBut.addEventListener("clicks", function () {
alert(`You've deleted title: ${myLibrary[i].title}`);
myLibrary.splice(i, 1);
render();
});
}
// Rendering
function renderLibrary() {
const tbody = document.querySelector("#display tbody");
tbody.innerHTML = "";

myLibrary.forEach((book, index) => {
const row = document.createElement("tr");

row.innerHTML = `
<td>${book.title}</td>
<td>${book.author}</td>
<td>${book.pages}</td>
<td></td>
<td></td>
`;

// Read Button
const readButton = document.createElement("button");
readButton.textContent = book.hasRead ? "Yes" : "No";
readButton.className = book.hasRead ? "btn btn-success" : "btn btn-danger";
readButton.addEventListener("click", () => toggleReadStatus(index));

row.children[3].appendChild(readButton);

// Delete Button
const deleteButton = document.createElement("button");
deleteButton.className = "btn btn-warning";
deleteButton.textContent = "Delete";
deleteButton.addEventListener("click", () => deleteBook(index));

row.children[4].appendChild(deleteButton);

tbody.appendChild(row);
});
}

// Toggle read/unread status
function toggleReadStatus(index) {
myLibrary[index].hasRead = !myLibrary[index].hasRead;
renderLibrary();
}

// Delete a book from the library
function deleteBook(index) {
alert(`You deleted: ${myLibrary[index].title}`);
myLibrary.splice(index, 1);
renderLibrary();
}
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