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ITP-JAN-25 | LONDON | Bakytbek Sydykov | Module-Data-Flows | book-library #215

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ITP-JAN-25 | LONDON | Bakytbek Sydykov | Module-Data-Flows | book-library #215

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94cbae1
finish
Bahasyd Apr 22, 2025
82e4785
no comments
Bahasyd Apr 23, 2025
c677c57
title
Bahasyd Apr 23, 2025
025b72a
clear form fields
Bahasyd Apr 23, 2025
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28 changes: 4 additions & 24 deletions debugging/book-library/index.html
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
<!DOCTYPE html>
<html>
<head>
<title> </title>
<title>Book library</title>
<meta
charset="utf-8"
name="viewport"
Expand Down Expand Up @@ -30,21 +30,9 @@ <h1>Library</h1>
<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
/>
<input type="text" class="form-control" id="title" required />
<label for="author">Author: </label>
<input
type="author"
class="form-control"
id="author"
name="author"
required
/>
<input type="text" class="form-control" id="author" required />
<label for="pages">Pages:</label>
<input
type="number"
Expand Down Expand Up @@ -80,15 +68,7 @@ <h1>Library</h1>
<th></th>
</tr>
</thead>
<tbody>
<tr>
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
</tr>
</tbody>
<tbody class="tBody"></tbody>
</table>

<script src="script.js"></script>
Expand Down
129 changes: 47 additions & 82 deletions debugging/book-library/script.js
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Original file line number Diff line number Diff line change
@@ -1,103 +1,68 @@
let myLibrary = [];

window.addEventListener("load", function (e) {
populateStorage();
window.addEventListener("load", () => {
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, false));
}
render();
});

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();
}
function Book(title, author, pages, read) {
this.title = title;
this.author = author;
this.pages = pages;
this.read = read;
}

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 == ""
) {
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 title = document.getElementById("title").value.trim();
const author = document.getElementById("author").value.trim();
const pages = parseInt(document.getElementById("pages").value);
const read = document.getElementById("check").checked;

if (!title || !author || isNaN(pages) || pages <= 0) {
alert("Please fill in all fields correctly.");
return;
}

myLibrary.push(new Book(title, author, pages, read));
render();
}

function Book(title, author, pages, check) {
this.title = title;
this.author = author;
this.pages = pages;
this.check = check;
}
document.getElementById("title").value = "";
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If code is outside of a function, it will only run when the script first loads.
For this application, it makes sense for the book form to be cleared after successful submission.

Can you review this code change, try it out locally and make the changes necessary to clear the form after a submit?

document.getElementById("author").value = "";
document.getElementById("pages").value = "";
document.getElementById("check").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;
const tBody = document.querySelector(".tBody");
tBody.innerHTML = "";

//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;
myLibrary.forEach((book, index) => {
const row = tBody.insertRow();

changeBut.addEventListener("click", function () {
myLibrary[i].check = !myLibrary[i].check;
row.insertCell().textContent = book.title;
row.insertCell().textContent = book.author;
row.insertCell().textContent = book.pages;

const readCell = row.insertCell();
const toggleBtn = document.createElement("button");
toggleBtn.textContent = book.read ? "Yes" : "No";
toggleBtn.addEventListener("click", () => {
book.read = !book.read;
render();
});
readCell.appendChild(toggleBtn);

//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);
const deleteCell = row.insertCell();
const deleteBtn = document.createElement("button");
deleteBtn.textContent = "Delete";
deleteBtn.addEventListener("click", () => {
myLibrary.splice(index, 1);
render();
});
}
deleteCell.appendChild(deleteBtn);
});
}
28 changes: 24 additions & 4 deletions debugging/book-library/style.css
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Original file line number Diff line number Diff line change
@@ -1,19 +1,39 @@
body {
background-color: #f9f9f9;
font-family: Arial, sans-serif;
padding-bottom: 30px;
}

.form-group {
width: 400px;
height: 300px;
align-self: left;
padding-left: 20px;
}

.jumbotron {
background-color: #343a40;
color: white;
padding: 2rem;
margin-bottom: 2rem;
}
.btn {
display: block;
font-size: 0.9rem;
}
h1 {
font-size: 3rem;
margin-bottom: 0.5rem;
}

.form-check-label {
padding-left: 20px;
margin: 5px 0px 5px 0px;
}

#demo {
background-color: #ffffff;
padding: 20px;
border-radius: 8px;
margin: 20px 0;
box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}
button.btn-info {
margin: 20px;
}