diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html
index 23acfa71..daf791d1 100644
--- a/debugging/book-library/index.html
+++ b/debugging/book-library/index.html
@@ -1,20 +1,13 @@
-
+
-
-
+ Book Library
+
-
-
+
+
@@ -31,20 +24,20 @@ Library
+ >
+ >
Library
id="pages"
name="pages"
required
- />
+ >
+ onclick="addBook();"
+ >
@@ -93,4 +86,4 @@ Library
-
+
diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index 75ce6c1d..d728a934 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -7,16 +7,15 @@ window.addEventListener("load", function (e) {
function populateStorage() {
if (myLibrary.length == 0) {
- let book1 = new Book("Robison Crusoe", "Daniel Defoe", "252", true);
+ let book1 = new Book("Robison Crusoe", "Daniel Defoe", 252, true);
let book2 = new Book(
"The Old Man and the Sea",
"Ernest Hemingway",
- "127",
+ 127,
true
);
- myLibrary.push(book1);
- myLibrary.push(book2);
- render();
+ myLibrary.push(book1,book2);
+
}
}
@@ -27,20 +26,31 @@ 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();
+function addBook() {
+ const sanitizedTitle = title.value.trim();
+ const sanitizedAuthor = author.value.trim();
+ const sanitizedPages = Number(pages.value);
+ const isRead = check.checked;
+
+ if (!sanitizedTitle || !sanitizedAuthor) {
+ alert("Title and author cannot be empty.");
+ return;
+ }
+
+ if (!Number.isInteger(sanitizedPages) || sanitizedPages <= 0) {
+ alert("Pages must be a positive whole number.");
+ return;
}
+
+ const book = new Book(
+ sanitizedTitle,
+ sanitizedAuthor,
+ sanitizedPages,
+ isRead
+ );
+
+ myLibrary.push(book);
+ render();
}
function Book(title, author, pages, check) {
@@ -54,47 +64,41 @@ 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);
- }
+ const tbody = table.querySelector("tbody");
+ tbody.innerHTML = "";
+
//insert updated row and cells
let length = myLibrary.length;
for (let i = 0; i < length; i++) {
- let row = table.insertRow(1);
+ let row = tbody.insertRow();
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();
- });
+ titleCell.textContent = myLibrary[i].title;
+ authorCell.textContent = myLibrary[i].author;
+ pagesCell.textContent = myLibrary[i].pages;
+
+
+ let toggleReadBtn = document.createElement("button");
+ toggleReadBtn.className = "btn btn-success";
+ toggleReadBtn.innerText = myLibrary[i].check ? "Yes" : "No"; // ternary operator
+ wasReadCell.appendChild(toggleReadBtn);
+
+ toggleReadBtn.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 () {
+ let deleteBtn = document.createElement("button");
+ deleteBtn.dataset.index = i;
+ deleteCell.appendChild(deleteBtn);
+ deleteBtn.className = "btn btn-warning";
+ deleteBtn.textContent = "Delete";
+ deleteBtn.addEventListener("click", function () {
alert(`You've deleted title: ${myLibrary[i].title}`);
myLibrary.splice(i, 1);
render();