diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html
index 23acfa71..e6d4a0a8 100644
--- a/debugging/book-library/index.html
+++ b/debugging/book-library/index.html
@@ -1,20 +1,22 @@
-
+
-
+ Book Library
+
+ >
-
+ >
+
@@ -31,20 +33,20 @@ Library
+ >
+ >
Library
id="pages"
name="pages"
required
- />
+ >
+ >
diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index 75ce6c1d..bafc8894 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -16,31 +16,46 @@ function populateStorage() {
);
myLibrary.push(book1);
myLibrary.push(book2);
- render();
}
}
-const title = document.getElementById("title");
-const author = document.getElementById("author");
-const pages = document.getElementById("pages");
-const check = document.getElementById("check");
+const titleInput = document.getElementById("title");
+const authorInput = document.getElementById("author");
+const pagesInput = document.getElementById("pages");
+const readCheckbox = 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() {
+ titleInput.value = titleInput.value.trim().replace(/\s+/g, " ");
+ authorInput.value = authorInput.value.trim().replace(/\s+/g, " ");
+ pagesInput.value = pagesInput.value.trim();
+
if (
- title.value == null ||
- title.value == "" ||
- pages.value == null ||
- pages.value == ""
+ titleInput.value === "" ||
+ authorInput.value === "" ||
+ pagesInput.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();
+ }
+
+ if (isNaN(pagesInput.value) || pagesInput.value <= 0 || pagesInput.value > 10000) {
+ alert("Please enter a valid page count (1–10000).");
+ return false;
}
+
+ let book = new Book(
+ titleInput.value,
+ authorInput.value,
+ parseInt(pagesInput.value, 10),
+ readCheckbox.checked
+ );
+
+ myLibrary.push(book);
+ render();
+
+
}
function Book(title, author, pages, check) {
@@ -51,53 +66,52 @@ function Book(title, author, pages, 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);
- }
+ let tbody = document.querySelector("#display tbody");
+
+ //Clear all rows at once
+ 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(0);
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;
+ titleCell.textContent = myLibrary[i].title;
+ authorCell.textContent = myLibrary[i].author;
+ pagesCell.textContent = 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 () {
+ let readBtn = document.createElement("button");
+
+ readBtn.className = "btn btn-success";
+ wasReadCell.appendChild(readBtn);
+
+ readBtn.innerText = myLibrary[i].check ? "Yes" : "No";
+
+
+ readBtn.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}`);
+ let deleteBtn = document.createElement("button");
+
+ deleteCell.appendChild(deleteBtn);
+ deleteBtn.className = "btn btn-warning";
+ deleteBtn.innerHTML = "Delete";
+ deleteBtn.addEventListener("click", function () {
+ const deletedTitle = myLibrary[i].title;
myLibrary.splice(i, 1);
render();
+ setTimeout(() => {
+ alert(`You've successfully deleted the book titled: ${deletedTitle}`);
+ }, 250);
+
});
}
}