From c65e2e087303ebfdc1688202b047371ba8aa6d91 Mon Sep 17 00:00:00 2001
From: JorvanW <your.email@example.com>
Date: Thu, 13 Aug 2026 15:03:11 +0100
Subject: [PATCH 01/17] made changes to the script.js to fix the issues with
 the library site and made sure it can produce error with not inputting author

---
 debugging/book-library/script.js | 24 ++++++++++++++----------
 1 file changed, 14 insertions(+), 10 deletions(-)

diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index 75ce6c1d3..e66163dfd 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -7,7 +7,7 @@ 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("Robinson Crusoe", "Daniel Defoe", "252", true);
     let book2 = new Book(
       "The Old Man and the Sea",
       "Ernest Hemingway",
@@ -16,6 +16,8 @@ function populateStorage() {
     );
     myLibrary.push(book1);
     myLibrary.push(book2);
+
+    console.log(myLibrary);
     render();
   }
 }
@@ -31,14 +33,16 @@ function submit() {
   if (
     title.value == null ||
     title.value == "" ||
+    author.value == null ||
+    author.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);
+    let book = new Book(title.value, author.value, pages.value, check.checked);
+    myLibrary.push(book);
     render();
   }
 }
@@ -54,7 +58,7 @@ function render() {
   let table = document.getElementById("display");
   let rowsNumber = table.rows.length;
   //delete old table
-  for (let n = rowsNumber - 1; n > 0; n-- {
+  for (let n = rowsNumber - 1; n > 0; n--) {
     table.deleteRow(n);
   }
   //insert updated row and cells
@@ -76,7 +80,7 @@ function render() {
     changeBut.className = "btn btn-success";
     wasReadCell.appendChild(changeBut);
     let readStatus = "";
-    if (myLibrary[i].check == false) {
+    if (myLibrary[i].check == true) {
       readStatus = "Yes";
     } else {
       readStatus = "No";
@@ -90,11 +94,11 @@ function 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 () {
+    delButton.id = i + 5;
+    deleteCell.appendChild(delButton);
+    delButton.className = "btn btn-warning";
+    delButton.innerHTML = "Delete";
+    delButton.addEventListener("click", function () {
       alert(`You've deleted title: ${myLibrary[i].title}`);
       myLibrary.splice(i, 1);
       render();

From 910705ee4397f44afda4f30767e6e64c503ad5f0 Mon Sep 17 00:00:00 2001
From: JorvanW <your.email@example.com>
Date: Thu, 13 Aug 2026 15:21:44 +0100
Subject: [PATCH 02/17] added more small changes

---
 debugging/book-library/script.js | 23 +++++++++++++----------
 1 file changed, 13 insertions(+), 10 deletions(-)

diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index e66163dfd..6c8a30e4e 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -16,9 +16,6 @@ function populateStorage() {
     );
     myLibrary.push(book1);
     myLibrary.push(book2);
-
-    console.log(myLibrary);
-    render();
   }
 }
 
@@ -36,14 +33,21 @@ function submit() {
     author.value == null ||
     author.value == "" ||
     pages.value == null ||
-    pages.value == ""
+    pages.value == "" ||
+    pages.value <= 0
   ) {
-    alert("Please fill all fields!");
+    alert("Please fill all fields correctly!");
     return false;
   } else {
     let book = new Book(title.value, author.value, pages.value, check.checked);
     myLibrary.push(book);
     render();
+
+    // resets form after input
+    title.value = "";
+    author.value = "";
+    pages.value = "";
+    check.checked = false;
   }
 }
 
@@ -70,9 +74,9 @@ function render() {
     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");
@@ -80,7 +84,7 @@ function render() {
     changeBut.className = "btn btn-success";
     wasReadCell.appendChild(changeBut);
     let readStatus = "";
-    if (myLibrary[i].check == true) {
+    if (myLibrary[i].read == true) {
       readStatus = "Yes";
     } else {
       readStatus = "No";
@@ -94,7 +98,6 @@ function render() {
 
     //add delete button to every row and render again
     let delButton = document.createElement("button");
-    delButton.id = i + 5;
     deleteCell.appendChild(delButton);
     delButton.className = "btn btn-warning";
     delButton.innerHTML = "Delete";

From ecf8d3b7710908b0ce284d6a34505654a61cdb2a Mon Sep 17 00:00:00 2001
From: JorvanW <your.email@example.com>
Date: Sat, 15 Aug 2026 18:09:25 +0100
Subject: [PATCH 03/17] fixed formatting errors on book-library

---
 debugging/book-library/index.html | 126 +++++++++++++++++-------------
 1 file changed, 71 insertions(+), 55 deletions(-)

diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html
index 23acfa71e..35ddf2b2a 100644
--- a/debugging/book-library/index.html
+++ b/debugging/book-library/index.html
@@ -1,20 +1,20 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
   <head>
-    <title> </title>
-    <meta
-      charset="utf-8"
-      name="viewport"
-      content="width=device-width, initial-scale=1.0"
-    />
+    <meta charset="utf-8" >
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" >
+
+    <title>Book Library</title>
+
     <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
     <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.16.0/umd/popper.min.js"></script>
     <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.min.js"></script>
+
     <link
       rel="stylesheet"
       href="https://maxcdn.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css"
-    />
-    <link rel="stylesheet" type="text/css" href="style.css" />
+    >
+    <link rel="stylesheet" href="style.css" >
   </head>
 
   <body>
@@ -23,63 +23,79 @@ <h1>Library</h1>
       <p>Add books to your virtual library</p>
     </div>
 
-    <button data-toggle="collapse" data-target="#demo" class="btn btn-info">
+    <button
+      type="button"
+      data-toggle="collapse"
+      data-target="#demo"
+      class="btn btn-info"
+    >
       Add new book
     </button>
 
     <div id="demo" class="collapse">
-      <div class="form-group">
-        <label for="title">Title:</label>
-        <input
-          type="title"
-          class="form-control"
-          id="title"
-          name="title"
-          required
-        />
-        <label for="author">Author: </label>
-        <input
-          type="author"
-          class="form-control"
-          id="author"
-          name="author"
-          required
-        />
-        <label for="pages">Pages:</label>
-        <input
-          type="number"
-          class="form-control"
-          id="pages"
-          name="pages"
-          required
-        />
-        <label class="form-check-label">
+      <form>
+        <div class="form-group">
+          <label for="title">Title:</label>
+          <input
+            type="text"
+            class="form-control"
+            id="title"
+            name="title"
+            required
+          >
+
+          <label for="author">Author:</label>
           <input
-            type="checkbox"
-            class="form-check-input"
-            id="check"
-            value=""
-          />Read
-        </label>
-        <input
-          type="submit"
-          value="Submit"
-          class="btn btn-primary"
-          onclick="submit();"
-        />
-      </div>
+            type="text"
+            class="form-control"
+            id="author"
+            name="author"
+            required
+          >
+
+          <label for="pages">Pages:</label>
+          <input
+            type="number"
+            class="form-control"
+            id="pages"
+            name="pages"
+            required
+          >
+
+          <div class="form-check">
+            <label class="form-check-label" for="check">
+              <input
+                type="checkbox"
+                class="form-check-input"
+                id="check"
+                name="read"
+              >
+              Read
+            </label>
+          </div>
+
+          <button
+            type="button"
+            class="btn btn-primary"
+            onclick="submit();"
+          >
+            Submit
+          </button>
+        </div>
+      </form>
     </div>
 
     <table class="table" id="display">
       <thead class="thead-dark">
         <tr>
-          <th>Title</th>
-          <th>Author</th>
-          <th>Number of Pages</th>
-          <th>Read</th>
-          <th></th>
+          <th scope="col">Title</th>
+          <th scope="col">Author</th>
+          <th scope="col">Number of Pages</th>
+          <th scope="col">Read</th>
+          <th scope="col"></th>
         </tr>
       </thead>
+
       <tbody>
         <tr>
           <td></td>
@@ -93,4 +109,4 @@ <h1>Library</h1>
 
     <script src="script.js"></script>
   </body>
-</html>
+</html>
\ No newline at end of file

From 20e44ff04ce8737181297a01c6645a3ef7290f9f Mon Sep 17 00:00:00 2001
From: JorvanW <your.email@example.com>
Date: Sun, 16 Aug 2026 19:18:29 +0100
Subject: [PATCH 04/17] Removed more unnecessary  sections of my code

---
 debugging/book-library/index.html | 12 +-----------
 debugging/book-library/script.js  |  2 +-
 2 files changed, 2 insertions(+), 12 deletions(-)

diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html
index 35ddf2b2a..40b8f3325 100644
--- a/debugging/book-library/index.html
+++ b/debugging/book-library/index.html
@@ -33,7 +33,6 @@ <h1>Library</h1>
     </button>
 
     <div id="demo" class="collapse">
-      <form>
         <div class="form-group">
           <label for="title">Title:</label>
           <input
@@ -82,7 +81,6 @@ <h1>Library</h1>
             Submit
           </button>
         </div>
-      </form>
     </div>
 
     <table class="table" id="display">
@@ -96,15 +94,7 @@ <h1>Library</h1>
         </tr>
       </thead>
 
-      <tbody>
-        <tr>
-          <td></td>
-          <td></td>
-          <td></td>
-          <td></td>
-          <td></td>
-        </tr>
-      </tbody>
+      <tbody></tbody>
     </table>
 
     <script src="script.js"></script>
diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index 6c8a30e4e..ab4bb224e 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -84,7 +84,7 @@ function render() {
     changeBut.className = "btn btn-success";
     wasReadCell.appendChild(changeBut);
     let readStatus = "";
-    if (myLibrary[i].read == true) {
+    if (myLibrary[i].check == true) {
       readStatus = "Yes";
     } else {
       readStatus = "No";

From eb05054dd63dbaf4a2785808bd7268d45d146cad Mon Sep 17 00:00:00 2001
From: JorvanW <your.email@example.com>
Date: Sun, 16 Aug 2026 19:33:33 +0100
Subject: [PATCH 05/17] removed (e) from window.addEventListener

---
 debugging/book-library/script.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index ab4bb224e..3a182c1a9 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -1,6 +1,6 @@
 let myLibrary = [];
 
-window.addEventListener("load", function (e) {
+window.addEventListener("load", function () {
   populateStorage();
   render();
 });

From fff78c620b12db46c8acc4ac81d5783b4a5e28a6 Mon Sep 17 00:00:00 2001
From: JorvanW <your.email@example.com>
Date: Mon, 17 Aug 2026 15:32:13 +0100
Subject: [PATCH 06/17] updated html and js to only accept whole positive
 numbers

---
 debugging/book-library/index.html | 2 ++
 debugging/book-library/script.js  | 3 ++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html
index 40b8f3325..0f47589af 100644
--- a/debugging/book-library/index.html
+++ b/debugging/book-library/index.html
@@ -59,6 +59,8 @@ <h1>Library</h1>
             id="pages"
             name="pages"
             required
+            min="1"
+            step="1"
           >
 
           <div class="form-check">
diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index 3a182c1a9..be9b71672 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -34,7 +34,8 @@ function submit() {
     author.value == "" ||
     pages.value == null ||
     pages.value == "" ||
-    pages.value <= 0
+    pages.value <= 0 ||
+    !Number.isInteger(Number(pages.value))
   ) {
     alert("Please fill all fields correctly!");
     return false;

From 930918013f55b5912459a6a0daf9a9907b673238 Mon Sep 17 00:00:00 2001
From: JorvanW <your.email@example.com>
Date: Mon, 17 Aug 2026 15:37:44 +0100
Subject: [PATCH 07/17] switched event listener from html to javascript

---
 debugging/book-library/index.html | 8 ++++----
 debugging/book-library/script.js  | 3 +++
 2 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html
index 0f47589af..868c1a0b3 100644
--- a/debugging/book-library/index.html
+++ b/debugging/book-library/index.html
@@ -76,10 +76,10 @@ <h1>Library</h1>
           </div>
 
           <button
-            type="button"
-            class="btn btn-primary"
-            onclick="submit();"
-          >
+        type="button"
+        class="btn btn-primary"
+        id="submitButton"
+>
             Submit
           </button>
         </div>
diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index be9b71672..21e34658b 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -23,6 +23,9 @@ const title = document.getElementById("title");
 const author = document.getElementById("author");
 const pages = document.getElementById("pages");
 const check = document.getElementById("check");
+const submitButton = document.getElementById("submitButton");
+
+submitButton.addEventListener("click", submit);
 
 //check the right input from forms and if its ok -> add the new book (object in array)
 //via Book function and start render function

From ac0932c44792b2c8468c5214568cd378f4b5b8e6 Mon Sep 17 00:00:00 2001
From: JorvanW <your.email@example.com>
Date: Mon, 17 Aug 2026 15:41:00 +0100
Subject: [PATCH 08/17] changed myLibrary declaration to const to not get
 reassigned

---
 debugging/book-library/script.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index 21e34658b..9c86c3b9e 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -1,4 +1,4 @@
-let myLibrary = [];
+const myLibrary = [];
 
 window.addEventListener("load", function () {
   populateStorage();

From 41c62983f57042c0d127f9a651115f273a3c56f6 Mon Sep 17 00:00:00 2001
From: JorvanW <your.email@example.com>
Date: Mon, 17 Aug 2026 15:44:41 +0100
Subject: [PATCH 09/17] removed .value = null and replace == t0 ===

---
 debugging/book-library/script.js | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index 9c86c3b9e..471444760 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -31,12 +31,9 @@ submitButton.addEventListener("click", submit);
 //via Book function and start render function
 function submit() {
   if (
-    title.value == null ||
-    title.value == "" ||
-    author.value == null ||
-    author.value == "" ||
-    pages.value == null ||
-    pages.value == "" ||
+    title.value === "" ||
+    author.value === "" ||
+    pages.value === "" ||
     pages.value <= 0 ||
     !Number.isInteger(Number(pages.value))
   ) {

From b9bd1fe845f478c281c4b7db09feb6bfa0625938 Mon Sep 17 00:00:00 2001
From: JorvanW <your.email@example.com>
Date: Mon, 17 Aug 2026 15:54:49 +0100
Subject: [PATCH 10/17] simplified code by using bookForm.reset

---
 debugging/book-library/index.html | 14 +++++++-------
 debugging/book-library/script.js  |  9 ++++-----
 2 files changed, 11 insertions(+), 12 deletions(-)

diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html
index 868c1a0b3..042710bab 100644
--- a/debugging/book-library/index.html
+++ b/debugging/book-library/index.html
@@ -31,7 +31,8 @@ <h1>Library</h1>
     >
       Add new book
     </button>
-
+    <form id="bookForm"></form>
+      
     <div id="demo" class="collapse">
         <div class="form-group">
           <label for="title">Title:</label>
@@ -59,8 +60,6 @@ <h1>Library</h1>
             id="pages"
             name="pages"
             required
-            min="1"
-            step="1"
           >
 
           <div class="form-check">
@@ -76,14 +75,15 @@ <h1>Library</h1>
           </div>
 
           <button
-        type="button"
-        class="btn btn-primary"
-        id="submitButton"
->
+            type="button"
+            class="btn btn-primary"
+            onclick="submit();"
+          >
             Submit
           </button>
         </div>
     </div>
+    </form>
 
     <table class="table" id="display">
       <thead class="thead-dark">
diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index 471444760..b7c3442df 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -24,6 +24,7 @@ const author = document.getElementById("author");
 const pages = document.getElementById("pages");
 const check = document.getElementById("check");
 const submitButton = document.getElementById("submitButton");
+const bookForm = document.getElementById("bookForm");
 
 submitButton.addEventListener("click", submit);
 
@@ -39,16 +40,14 @@ function submit() {
   ) {
     alert("Please fill all fields correctly!");
     return false;
-  } else {
+  }
+  {
     let book = new Book(title.value, author.value, pages.value, check.checked);
     myLibrary.push(book);
     render();
 
     // resets form after input
-    title.value = "";
-    author.value = "";
-    pages.value = "";
-    check.checked = false;
+    bookForm.reset();
   }
 }
 

From 214517bf40e3b8501ac49e3b2297431f9eade7fc Mon Sep 17 00:00:00 2001
From: JorvanW <your.email@example.com>
Date: Mon, 17 Aug 2026 16:02:12 +0100
Subject: [PATCH 11/17] updated the js to reject various number combinations
 for page inputs

---
 debugging/book-library/script.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index b7c3442df..c800fb2b8 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -36,7 +36,7 @@ function submit() {
     author.value === "" ||
     pages.value === "" ||
     pages.value <= 0 ||
-    !Number.isInteger(Number(pages.value))
+    !/^[1-9]\d*$/.test(pages.value)
   ) {
     alert("Please fill all fields correctly!");
     return false;

From 5873142b15104f785e0e61149d6acc18adaa2bf4 Mon Sep 17 00:00:00 2001
From: JorvanW <your.email@example.com>
Date: Mon, 17 Aug 2026 16:07:32 +0100
Subject: [PATCH 12/17] updated js and html to no longer delete every table one
 by one but to instead clear all at once

---
 debugging/book-library/index.html | 2 +-
 debugging/book-library/script.js  | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html
index 042710bab..b245658ee 100644
--- a/debugging/book-library/index.html
+++ b/debugging/book-library/index.html
@@ -96,7 +96,7 @@ <h1>Library</h1>
         </tr>
       </thead>
 
-      <tbody></tbody>
+      <tbody id="bookTableBody"></tbody>
     </table>
 
     <script src="script.js"></script>
diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index c800fb2b8..114a40c54 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -25,6 +25,7 @@ const pages = document.getElementById("pages");
 const check = document.getElementById("check");
 const submitButton = document.getElementById("submitButton");
 const bookForm = document.getElementById("bookForm");
+const bookTableBody = document.getElementById("bookTableBody");
 
 submitButton.addEventListener("click", submit);
 
@@ -62,9 +63,8 @@ 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);
-  }
+  bookTableBody.innerHTML = "";
+
   //insert updated row and cells
   let length = myLibrary.length;
   for (let i = 0; i < length; i++) {

From 53cde0545b354a49a2f1f799ffbc0daf4a2e7fe9 Mon Sep 17 00:00:00 2001
From: JorvanW <your.email@example.com>
Date: Mon, 17 Aug 2026 16:22:07 +0100
Subject: [PATCH 13/17] cleaned up some code and removed id attribute

---
 debugging/book-library/script.js | 17 +++--------------
 1 file changed, 3 insertions(+), 14 deletions(-)

diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index 114a40c54..69dfe8db9 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -41,8 +41,7 @@ function submit() {
   ) {
     alert("Please fill all fields correctly!");
     return false;
-  }
-  {
+
     let book = new Book(title.value, author.value, pages.value, check.checked);
     myLibrary.push(book);
     render();
@@ -60,15 +59,13 @@ function Book(title, author, pages, check) {
 }
 
 function render() {
-  let table = document.getElementById("display");
-  let rowsNumber = table.rows.length;
   //delete old table
   bookTableBody.innerHTML = "";
 
   //insert updated row and cells
   let length = myLibrary.length;
   for (let i = 0; i < length; i++) {
-    let row = table.insertRow(1);
+    let row = bookTableBody.insertRow();
     let titleCell = row.insertCell(0);
     let authorCell = row.insertCell(1);
     let pagesCell = row.insertCell(2);
@@ -80,17 +77,9 @@ function render() {
 
     //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 == true) {
-      readStatus = "Yes";
-    } else {
-      readStatus = "No";
-    }
-    changeBut.innerText = readStatus;
-
+    myLibrary[i].check ? "Yes" : "No";
     changeBut.addEventListener("click", function () {
       myLibrary[i].check = !myLibrary[i].check;
       render();

From 165351f0903f431b66f7b4c1a60ee30860016855 Mon Sep 17 00:00:00 2001
From: JorvanW <your.email@example.com>
Date: Mon, 17 Aug 2026 16:24:09 +0100
Subject: [PATCH 14/17] fixed errors stopping page from loading

---
 debugging/book-library/script.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index 69dfe8db9..1c7afb7a3 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -41,7 +41,8 @@ function submit() {
   ) {
     alert("Please fill all fields correctly!");
     return false;
-
+  }
+  {
     let book = new Book(title.value, author.value, pages.value, check.checked);
     myLibrary.push(book);
     render();

From 641cfe02c3cfe13b96810563c2534bc983343fc1 Mon Sep 17 00:00:00 2001
From: JorvanW <your.email@example.com>
Date: Mon, 17 Aug 2026 16:35:28 +0100
Subject: [PATCH 15/17] reorder sequence of delete button and added timeout
 function to make the book delete before the alert message is passed

---
 debugging/book-library/script.js | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index 1c7afb7a3..ea9788d56 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -90,11 +90,16 @@ function render() {
     let delButton = document.createElement("button");
     deleteCell.appendChild(delButton);
     delButton.className = "btn btn-warning";
-    delButton.innerHTML = "Delete";
+    delButton.textContent = "Delete";
+
     delButton.addEventListener("click", function () {
-      alert(`You've deleted title: ${myLibrary[i].title}`);
+      let deletedTitle = myLibrary[i].title;
       myLibrary.splice(i, 1);
       render();
+
+      setTimeout(function () {
+        alert(`You've deleted title: ${deletedTitle}`);
+      }, 0);
     });
   }
 }

From 64c48cb22130842d936d5d01abbac97ad5b9ddd0 Mon Sep 17 00:00:00 2001
From: JorvanW <your.email@example.com>
Date: Tue, 18 Aug 2026 14:21:50 +0100
Subject: [PATCH 16/17] fixed min value in input tag and trimmed author and
 title values

---
 debugging/book-library/index.html | 4 +++-
 debugging/book-library/script.js  | 7 ++++++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html
index b245658ee..05f51fb06 100644
--- a/debugging/book-library/index.html
+++ b/debugging/book-library/index.html
@@ -41,7 +41,9 @@ <h1>Library</h1>
             class="form-control"
             id="title"
             name="title"
-            required
+            min = "1"
+            required 
+            
           >
 
           <label for="author">Author:</label>
diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index ea9788d56..a7823f267 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -43,7 +43,12 @@ function submit() {
     return false;
   }
   {
-    let book = new Book(title.value, author.value, pages.value, check.checked);
+    let book = new Book(
+      title.value.trim(),
+      author.value.trim(),
+      pages.value,
+      check.checked
+    );
     myLibrary.push(book);
     render();
 

From e52b152e3d1bfd2445e72adb775d02780aea1c9b Mon Sep 17 00:00:00 2001
From: JorvanW <your.email@example.com>
Date: Tue, 18 Aug 2026 14:28:53 +0100
Subject: [PATCH 17/17] fixed eventListenter and get button details

---
 debugging/book-library/index.html | 5 ++---
 debugging/book-library/script.js  | 2 +-
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html
index 05f51fb06..539a1ced7 100644
--- a/debugging/book-library/index.html
+++ b/debugging/book-library/index.html
@@ -76,10 +76,9 @@ <h1>Library</h1>
             </label>
           </div>
 
-          <button
+          <button id="submit-button"
             type="button"
-            class="btn btn-primary"
-            onclick="submit();"
+            class="btn btn-primary"  
           >
             Submit
           </button>
diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index a7823f267..86e11fda7 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -23,7 +23,7 @@ const title = document.getElementById("title");
 const author = document.getElementById("author");
 const pages = document.getElementById("pages");
 const check = document.getElementById("check");
-const submitButton = document.getElementById("submitButton");
+const submitButton = document.getElementById("submit-button");
 const bookForm = document.getElementById("bookForm");
 const bookTableBody = document.getElementById("bookTableBody");