diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html
index 23acfa7..8d7bc9f 100644
--- a/debugging/book-library/index.html
+++ b/debugging/book-library/index.html
@@ -1,20 +1,18 @@
-
+
-
-
+ Book Library
+
+
+
-
+ >
+
@@ -31,20 +29,20 @@ Library
+ >
+ >
Library
id="pages"
name="pages"
required
- />
+ >
+ >
diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index 75ce6c1..18a8ef9 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -6,7 +6,7 @@ window.addEventListener("load", function (e) {
});
function populateStorage() {
- if (myLibrary.length == 0) {
+ if (myLibrary.length === 0) {
let book1 = new Book("Robison Crusoe", "Daniel Defoe", "252", true);
let book2 = new Book(
"The Old Man and the Sea",
@@ -28,76 +28,68 @@ 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 == ""
- ) {
+ // Trim the title and check if it's empty
+ const trimmedTitle = title.value.trim();
+ const trimmedAuthor = author.value.trim();
+
+ if (trimmedTitle === "" || trimmedAuthor === "" || pages.value.trim() === "") {
alert("Please fill all fields!");
return false;
- } else {
- let book = new Book(title.value, title.value, pages.value, check.checked);
- library.push(book);
- render();
}
+
+ // Validate the "pages" field so that it is always a positive integer
+ const pagesValue = parseInt(pages.value, 10);
+ if (isNaN(pagesValue) || pagesValue <= 0) {
+ alert("Please enter a valid number of pages!");
+ return false;
+ }
+
+ // If all fields are valid, create and add the book to the library
+ let book = new Book(trimmedTitle, trimmedAuthor, pages.value, check.checked);
+ myLibrary.push(book);
+ render();
}
+
function Book(title, author, pages, check) {
this.title = title;
this.author = author;
- this.pages = pages;
+ this.pages = pages;
this.check = check;
}
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 table = document.getElementById("display");
+ const tbody = table.getElementsByTagName("tbody")[0]; // Access the directly
- //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;
+ // Clear all rows in tbody
+ tbody.innerHTML = '';
- changeBut.addEventListener("click", function () {
- myLibrary[i].check = !myLibrary[i].check;
+ myLibrary.forEach((book, index) => {
+ const row = tbody.insertRow();
+ row.insertCell(0).innerText = book.title;
+ row.insertCell(1).innerText = book.author;
+ row.insertCell(2).innerText = book.pages;
+
+ // Toggle Read Button
+ const toggleBtn = document.createElement("button");
+ toggleBtn.className = "btn btn-success";
+ toggleBtn.innerText = book.check ? "Yes" : "No";
+ toggleBtn.addEventListener("click", function () {
+ book.check = !book.check;
render();
});
+ row.insertCell(3).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);
+ // Delete Button
+ const deleteBtn = document.createElement("button");
+ deleteBtn.className = "btn btn-warning";
+ deleteBtn.innerText = "Delete";
+ deleteBtn.addEventListener("click", function () {
+ alert(`You've deleted title: ${book.title}`);
+ myLibrary.splice(index, 1);
render();
});
- }
+ row.insertCell(4).appendChild(deleteBtn);
+ });
}