From ffdf3456f738b0fc9e998c297fe33a4fcebe5c18 Mon Sep 17 00:00:00 2001
From: Sara Tahir <saratahir34@gmail.com>
Date: Tue, 29 Jul 2025 16:42:54 +0100
Subject: [PATCH 1/8] Updated Elements in HTML for better understanding.

---
 debugging/book-library/index.html | 19 +++++++++----------
 1 file changed, 9 insertions(+), 10 deletions(-)
diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html
index 23acfa71..8d18db0d 100644
--- a/debugging/book-library/index.html
+++ b/debugging/book-library/index.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
   <head>
-    <title> </title>
+    <title>"Sara's-Library" </title>
     <meta
       charset="utf-8"
       name="viewport"
@@ -19,8 +19,8 @@
 
   <body>
     <div class="jumbotron text-center">
-      <h1>Library</h1>
-      <p>Add books to your virtual library</p>
+      <h1>Sara's Library</h1>
+      <p>Lets add my Favorite books to the virtual library</p>
     </div>
 
     <button data-toggle="collapse" data-target="#demo" class="btn btn-info">
@@ -62,10 +62,10 @@ <h1>Library</h1>
           />Read
         </label>
         <input
-          type="submit"
-          value="Submit"
-          class="btn btn-primary"
-          onclick="submit();"
+          type="submit" 
+          id="submit-btn"
+           value="Submit" 
+           class="btn btn-primary" 
         />
       </div>
     </div>
@@ -80,17 +80,16 @@ <h1>Library</h1>
           <th></th>
         </tr>
       </thead>
-      <tbody>
-        <tr>
+      <tbody id="tablebody">
           <td></td>
           <td></td>
           <td></td>
           <td></td>
           <td></td>
-        </tr>
       </tbody>
     </table>
 
     <script src="script.js"></script>
   </body>
 </html>
+

From c6aca95476a0a5318b3565e6c998ca23d910ce58 Mon Sep 17 00:00:00 2001
From: Sara Tahir <saratahir34@gmail.com>
Date: Tue, 29 Jul 2025 16:43:24 +0100
Subject: [PATCH 2/8] Fixed Apparent bugs in the code.

---
 debugging/book-library/script.js | 27 ++++++++++++++-------------
 1 file changed, 14 insertions(+), 13 deletions(-)

diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index 75ce6c1d..f8440d1c 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -2,6 +2,7 @@ let myLibrary = [];
 
 window.addEventListener("load", function (e) {
   populateStorage();
+  console.log(myLibrary)
   render();
 });
 
@@ -37,8 +38,8 @@ function submit() {
     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 +55,7 @@ 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
@@ -71,9 +72,9 @@ function render() {
     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";
+    let changeButton = document.createElement("button");
+    changeButton.id = i;
+    changeButton.className = "btn btn-success";
     wasReadCell.appendChild(changeBut);
     let readStatus = "";
     if (myLibrary[i].check == false) {
@@ -81,20 +82,20 @@ function render() {
     } else {
       readStatus = "No";
     }
-    changeBut.innerText = readStatus;
+    changeButton.innerText = readStatus;
 
-    changeBut.addEventListener("click", function () {
+    changeButton.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 () {
+    delButton.id = i + 5;
+    deleteCell.appendChild(delButton);
+    delButton.className = "btn btn-warning";
+    delButton.innerHTML = "Delete";
+    delButton.addEventListener("clicks", function () {
       alert(`You've deleted title: ${myLibrary[i].title}`);
       myLibrary.splice(i, 1);
       render();

From 00053da010c2c103726fb97fd0832b3c76136d58 Mon Sep 17 00:00:00 2001
From: Sara Tahir <saratahir34@gmail.com>
Date: Tue, 29 Jul 2025 17:36:21 +0100
Subject: [PATCH 3/8] Debugged the code. Code meets requirements of Readme file

---
 debugging/book-library/script.js | 30 +++++++++++++++++++-----------
 1 file changed, 19 insertions(+), 11 deletions(-)

diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index f8440d1c..d54f7d94 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -26,6 +26,11 @@ const author = document.getElementById("author");
 const pages = document.getElementById("pages");
 const check = document.getElementById("check");
 
+// Event listener for form submission
+document.getElementById("submit-btn").addEventListener("click", function (event) {
+  event.preventDefault();
+  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
 function submit() {
@@ -41,6 +46,12 @@ function submit() {
     let book = new Book(title.value, author.value, pages.value, check.checked);
     myLibrary.push(book);
     render();
+    //reset the form after submission
+    title.value = "";
+    author.value = "";
+    pages.value = "";
+    check.checked = false;
+
   }
 }
 
@@ -52,16 +63,13 @@ 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 tableBody = document.getElementById("tablebody");
+tableBody.innerHTML = ""; // clear all rows
+
   //insert updated row and cells
   let length = myLibrary.length;
   for (let i = 0; i < length; i++) {
-    let row = table.insertRow(1);
+    let row = tableBody.insertRow(1);
     let titleCell = row.insertCell(0);
     let authorCell = row.insertCell(1);
     let pagesCell = row.insertCell(2);
@@ -75,12 +83,12 @@ function render() {
     let changeButton = document.createElement("button");
     changeButton.id = i;
     changeButton.className = "btn btn-success";
-    wasReadCell.appendChild(changeBut);
+    wasReadCell.appendChild(changeButton);
     let readStatus = "";
     if (myLibrary[i].check == false) {
-      readStatus = "Yes";
+      readStatus = "No";  //Replaced yes and No to correct logic.
     } else {
-      readStatus = "No";
+      readStatus = "Yes";
     }
     changeButton.innerText = readStatus;
 
@@ -95,7 +103,7 @@ function render() {
     deleteCell.appendChild(delButton);
     delButton.className = "btn btn-warning";
     delButton.innerHTML = "Delete";
-    delButton.addEventListener("clicks", function () {
+    delButton.addEventListener("click", function () {
       alert(`You've deleted title: ${myLibrary[i].title}`);
       myLibrary.splice(i, 1);
       render();

From df353047d67ae35acb34afc1951afd0f56839b59 Mon Sep 17 00:00:00 2001
From: Sara Tahir <saratahir34@gmail.com>
Date: Tue, 29 Jul 2025 17:45:51 +0100
Subject: [PATCH 4/8] Reverted some changes

---
 debugging/book-library/script.js | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index d54f7d94..ce5f55ba 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -63,13 +63,16 @@ function Book(title, author, pages, check) {
 }
 
 function render() {
-  let tableBody = document.getElementById("tablebody");
-tableBody.innerHTML = ""; // clear all rows
-
+  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 = tableBody.insertRow(1);
+    let row = table.insertRow(1);
     let titleCell = row.insertCell(0);
     let authorCell = row.insertCell(1);
     let pagesCell = row.insertCell(2);

From 54ce9e62a629f2087d703e34a22b94b1580361d1 Mon Sep 17 00:00:00 2001
From: Sara Tahir <saratahir34@gmail.com>
Date: Tue, 29 Jul 2025 22:11:46 +0100
Subject: [PATCH 5/8] Refactoring the Render function. Swapped For loop with
 forEach() to deal with edge cases.

---
 debugging/book-library/script.js | 54 ++++++++++++++------------------
 1 file changed, 24 insertions(+), 30 deletions(-)

diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index ce5f55ba..a9941b9a 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -35,10 +35,9 @@ document.getElementById("submit-btn").addEventListener("click", function (event)
 //via Book function and start render function
 function submit() {
   if (
-    title.value == null ||
-    title.value == "" ||
-    pages.value == null ||
-    pages.value == ""
+    title.value.trim() === "" ||
+    author.value.trim() === "" ||  //adding a check for author input field as well. using trim() to ensure proper input is entered.
+    pages.value.trim() === ""
   ) {
     alert("Please fill all fields!");
     return false;
@@ -65,51 +64,46 @@ 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--){
+
+  // Delete old rows except the header
+  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++) {
+
+  // Use forEach for safe indexing and event handling
+  myLibrary.forEach((book, index) => {
     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;
 
-    //add and wait for action for read/unread button
+    titleCell.innerHTML = book.title;
+    authorCell.innerHTML = book.author;
+    pagesCell.innerHTML = book.pages;
+
+    // Read toggle button
     let changeButton = document.createElement("button");
-    changeButton.id = i;
     changeButton.className = "btn btn-success";
+    changeButton.innerText = book.check ? "Yes" : "No";
     wasReadCell.appendChild(changeButton);
-    let readStatus = "";
-    if (myLibrary[i].check == false) {
-      readStatus = "No";  //Replaced yes and No to correct logic.
-    } else {
-      readStatus = "Yes";
-    }
-    changeButton.innerText = readStatus;
 
-    changeButton.addEventListener("click", function () {
-      myLibrary[i].check = !myLibrary[i].check;
+    changeButton.addEventListener("click", () => {
+      myLibrary[index].check = !myLibrary[index].check;
       render();
     });
 
-    //add delete button to every row and render again
+    // Delete button
     let delButton = document.createElement("button");
-    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);
+    deleteCell.appendChild(delButton);
+
+    delButton.addEventListener("click", () => {
+      alert(`You've deleted title: ${book.title}`);
+      myLibrary.splice(index, 1);
       render();
     });
-  }
+  });
 }

From 42970da14e5a2d6a63754f4e6c15c4d3e29f70a6 Mon Sep 17 00:00:00 2001
From: Sara Tahir <saratahir34@gmail.com>
Date: Tue, 29 Jul 2025 22:24:17 +0100
Subject: [PATCH 6/8] Added Checkbox back.

---
 debugging/book-library/index.html | 141 ++++++++++++------------------
 1 file changed, 55 insertions(+), 86 deletions(-)

diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html
index 8d18db0d..8e3bba24 100644
--- a/debugging/book-library/index.html
+++ b/debugging/book-library/index.html
@@ -1,95 +1,64 @@
 <!DOCTYPE html>
-<html>
-  <head>
-    <title>"Sara's-Library" </title>
-    <meta
-      charset="utf-8"
-      name="viewport"
-      content="width=device-width, initial-scale=1.0"
-    />
-    <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" />
-  </head>
+<html lang="en">
+<head>
+  <meta charset="utf-8" />
+  <meta name="viewport" content="width=device-width, initial-scale=1" />
+  <title>Sara's Library</title>
 
-  <body>
-    <div class="jumbotron text-center">
-      <h1>Sara's Library</h1>
-      <p>Lets add my Favorite books to the virtual library</p>
-    </div>
+  <!-- JS dependencies -->
+  <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>
+
+  <!-- Bootstrap CSS -->
+  <link
+    rel="stylesheet"
+    href="https://maxcdn.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css"
+  />
+</head>
+<body>
+  <div class="jumbotron text-center">
+    <h1>Sara's Library</h1>
+    <p>Let's add my favorite books to the virtual library</p>
+  </div>
+
+  <button data-toggle="collapse" data-target="#demo" class="btn btn-info mb-3" type="button">
+    Add new book
+  </button>
+
+  <div id="demo" class="collapse">
+    <div class="form-group">
+      <label for="title">Title:</label>
+      <input type="text" class="form-control" id="title" name="title" required />
 
-    <button data-toggle="collapse" data-target="#demo" class="btn btn-info">
-      Add new book
-    </button>
+      <label for="author" class="mt-2">Author:</label>
+      <input type="text" class="form-control" id="author" name="author" required />
 
-    <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">
-          <input
-            type="checkbox"
-            class="form-check-input"
-            id="check"
-            value=""
-          />Read
-        </label>
-        <input
-          type="submit" 
-          id="submit-btn"
-           value="Submit" 
-           class="btn btn-primary" 
-        />
+      <label for="pages" class="mt-2">Pages:</label>
+      <input type="number" class="form-control" id="pages" name="pages" min="1" required />
+
+      <div class="form-check mt-2">
+        <input type="checkbox" class="form-check-input" id="check" />
+        <label class="form-check-label" for="check">Read</label>
       </div>
+
+      <input type="submit" id="submit-btn" value="Submit" class="btn btn-primary mt-3" />
     </div>
+  </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>
-        </tr>
-      </thead>
-      <tbody id="tablebody">
-          <td></td>
-          <td></td>
-          <td></td>
-          <td></td>
-          <td></td>
-      </tbody>
-    </table>
+  <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>
+      </tr>
+    </thead>
+    <tbody id="tablebody"></tbody>
+  </table>
 
-    <script src="script.js"></script>
-  </body>
+  <script src="script.js"></script>
+</body>
 </html>
-

From 577cbfdd315139b81fb2067d328bcc00d76ccd9a Mon Sep 17 00:00:00 2001
From: Sara Tahir <saratahir34@gmail.com>
Date: Tue, 29 Jul 2025 22:35:55 +0100
Subject: [PATCH 7/8] Adding Missing Description

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

diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html
index 8e3bba24..d05c30b4 100644
--- a/debugging/book-library/index.html
+++ b/debugging/book-library/index.html
@@ -53,7 +53,7 @@ <h1>Sara's Library</h1>
         <th>Author</th>
         <th>Number of Pages</th>
         <th>Read</th>
-        <th></th>
+        <th>Delete</th>
       </tr>
     </thead>
     <tbody id="tablebody"></tbody>

From d0ab1482bf4cdc1760ebd413706c7fc03f9e0c98 Mon Sep 17 00:00:00 2001
From: Sara Tahir <saratahir34@gmail.com>
Date: Tue, 29 Jul 2025 22:46:56 +0100
Subject: [PATCH 8/8] Removed render from Function PopulateStorage as it has
 already been called once on load

---
 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 a9941b9a..3f9c1ba6 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -17,7 +17,7 @@ function populateStorage() {
     );
     myLibrary.push(book1);
     myLibrary.push(book2);
-    render();
+    
   }
 }
 
