diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html
index 23acfa71..aa90d8d5 100644
--- a/debugging/book-library/index.html
+++ b/debugging/book-library/index.html
@@ -1,12 +1,9 @@
-
-
+
+ Book Library
+
@@ -31,7 +28,7 @@ Library
Library
/>
Library
class="form-control"
id="pages"
name="pages"
+ min="1"
required
/>
-
+
-
@@ -80,17 +74,9 @@ Library
|
-
-
- |
- |
- |
- |
- |
-
-
+
-
+
diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index 75ce6c1d..c75adf62 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -1,46 +1,38 @@
-let myLibrary = [];
-
-window.addEventListener("load", function (e) {
- populateStorage();
- render();
-});
+const myLibrary = [];
+const titleInput = document.getElementById("title");
+const authorInput = document.getElementById("author");
+const pagesInput = document.getElementById("pages");
+const checkInput = document.getElementById("check");
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) {
+ myLibrary.push(new Book("Robison Crusoe", "Daniel Defoe", 252, true));
+ myLibrary.push(
+ 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");
-
//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 titleVal = titleInput.value.trim();
+ const authorVal = authorInput.value.trim();
+ const pagesVal = Number(pagesInput.value);
+
+ if (!titleVal || pagesVal <= 0 || !Number.isInteger(pagesVal)) {
+ alert("Please fill all fields with valid values!");
+ return;
}
+
+ const book = new Book(titleVal, authorVal, pagesVal, checkInput.checked);
+ myLibrary.push(book);
+ render();
+
+ titleInput.value = "";
+ authorInput.value = "";
+ pagesInput.value = "";
+ checkInput.checked = false;
}
function Book(title, author, pages, check) {
@@ -51,53 +43,59 @@ 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);
- }
+ const tbody = document.getElementById("displayBody");
+ tbody.innerHTML = "";
+
//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;
+ for (let i = 0; i < myLibrary.length; i++) {
+ const book = myLibrary[i];
+ const row = tbody.insertRow();
- //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;
+ const titleCell = row.insertCell(0);
+ const authorCell = row.insertCell(1);
+ const pagesCell = row.insertCell(2);
+ const wasReadCell = row.insertCell(3);
+ const deleteCell = row.insertCell(4);
+ titleCell.textContent = book.title;
+ authorCell.textContent = book.author;
+ pagesCell.textContent = book.pages;
- changeBut.addEventListener("click", function () {
- myLibrary[i].check = !myLibrary[i].check;
+ //add and wait for action for read/unread button
+ const markReadButton = document.createElement("button");
+ markReadButton.className = "btn btn-success";
+ markReadButton.textContent = book.check ? "Yes" : "No";
+ markReadButton.addEventListener("click", function () {
+ book.check = !book.check;
render();
});
+ wasReadCell.appendChild(markReadButton);
+
//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}`);
+ const deleteButton = document.createElement("button");
+ deleteButton.className = "btn btn-warning";
+ deleteButton.textContent = "Delete";
+ deleteButton.addEventListener("click", function () {
+ const deletedTitle = book.title;
myLibrary.splice(i, 1);
render();
+ showMessage(`You've deleted title: ${deletedTitle}`);
});
+ deleteCell.appendChild(deleteButton);
}
}
+
+function showMessage(text) {
+ const msgDiv = document.createElement("div");
+ msgDiv.className = "alert alert-info";
+ msgDiv.textContent = text;
+ document.body.insertBefore(msgDiv, document.getElementById("display"));
+ setTimeout(() => msgDiv.remove(), 3000);
+}
+
+window.addEventListener("load", function (e) {
+ populateStorage();
+ render();
+});
+
+document.getElementById("submitBtn").addEventListener("click", submit);
diff --git a/debugging/book-library/style.css b/debugging/book-library/style.css
index 302950cb..3da9f9cb 100644
--- a/debugging/book-library/style.css
+++ b/debugging/book-library/style.css
@@ -1,7 +1,7 @@
.form-group {
width: 400px;
height: 300px;
- align-self: left;
+ align-self: start;
padding-left: 20px;
}