diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html
index 23acfa71..452ccc1f 100644
--- a/debugging/book-library/index.html
+++ b/debugging/book-library/index.html
@@ -1,12 +1,9 @@
-
-
+ ModuleDataFlaw.BookLibrary
+
+
@@ -31,7 +28,7 @@ Library
Library
/>
Library
type="submit"
value="Submit"
class="btn btn-primary"
- onclick="submit();"
+ onclick="submit(event);"
/>
@@ -81,16 +78,11 @@ Library
-
- |
- |
- |
- |
- |
-
+
+
diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index 75ce6c1d..a9cb7f86 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -1,103 +1,94 @@
let myLibrary = [];
window.addEventListener("load", function (e) {
- populateStorage();
+if (localStorage.getItem("myLibrary")) {
+ myLibrary = JSON.parse(localStorage.getItem("myLibrary"));
+ } else {
+ populateStorage();
+ }
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
- );
+ if (myLibrary.length === 0) {
+ let book1 = new Book("Robinson 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();
}
}
-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)
+//check the right input from forms and if its ok -> add the new book
//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);
+ const title = titleInput.value.trim();
+ const author = authorInput.value.trim();
+ const pages = pagesInput.value.trim();
+
+ if (!title || !author || !pages || isNaN(pages) || pages <=0) {
+ alert("Please fill all fields correctly!");
+ return;
+ }
+ let book = new Book(title, author, Number(pages), readCheckBox.checked);
+ myLibrary.push(book);
render();
- }
+
}
-function Book(title, author, pages, check) {
- this.title = title;
- this.author = author;
- this.pages = pages;
- this.check = check;
+class Book {
+ constructor(title, author, pages, check) {
+ this.title = title;
+ this.author = author;
+ 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);
- }
+ const tableBody = document.querySelector("#display tbody");
+ tableBody.innerHTML = "";
+
//insert updated row and cells
- let length = myLibrary.length;
- for (let i = 0; i < length; i++) {
- let row = table.insertRow(1);
+ for (let i = 0; i < myLibrary.length; i++) {
+ let row = tableBody.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;
+ titleCell.textContent= myLibrary[i].title;
+ authorCell.textContent = myLibrary[i].author;
+ pagesCell.textContent = myLibrary[i].pages;
+
+ let toggleBtn = document.createElement("button");
+ toggleBtn.className = "btn btn-success";
+ toggleBtn.textContent = myLibrary[i].check ? "Yes" : "No";
+ wasReadCell.appendChild(toggleBtn);
- changeBut.addEventListener("click", function () {
+ toggleBtn.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 delBtn = document.createElement("button");
+ delBtn.className = "btn btn-warning";
+ delBtn.textContent = "Delete";
+ deleteCell.appendChild(delBtn);
+
+ delBtn.addEventListener("click", function () {
+ if(confirm(`Are you sure you want to delete " ${myLibrary[i].title}"?`)){
myLibrary.splice(i, 1);
render();
+ }
});
}
+ // Save updated library to localStorage
+ localStorage.setItem("myLibrary", JSON.stringify(myLibrary));
}
+