diff --git a/app/Controllers/Books.php b/app/Controllers/Books.php
index 37e158fa..20bbff0c 100755
--- a/app/Controllers/Books.php
+++ b/app/Controllers/Books.php
@@ -60,7 +60,6 @@ class Books extends BaseController
     public function insert_books()
     {
         $requested_details = $this->request->getPost();
-    
         try {
             $session_uid = get_logged_user_id();
             $session_bid = get_business_id();
@@ -92,6 +91,31 @@ class Books extends BaseController
                     $this->logger->error("Books: Error failed to update ID =" . $book_id);
                 }
             }
+
+            ## book category section.
+            $category_id = $requested_details['category_id'];
+            if ($category_id != "") {
+                
+                $existingRecord = $BooksModel->db->table('book_categories')
+                    ->where(['book_id'=> $book_id,'isactive' => 1])
+                    ->get()
+                    ->getRow();
+                if($existingRecord){
+                    $existingRecordId = $existingRecord->id;
+                    $BooksModel->db->table('book_categories')->where('id', $existingRecordId)->update(['isactive' => 0,'updated_by'=>(int)$session_uid]);
+                    $book_categories_affectedRows = $BooksModel->db->affectedRows();
+                    $this->logger->info("Books Category : has been updated successfully. Updated Book Category ID = " . $existingRecordId." Aff ".$book_categories_affectedRows);
+                }
+                if((int)$category_id !== 0){
+                    $BooksModel->db->table('book_categories')->insert(['book_id' => $book_id, 'category_id' => $category_id]);
+                    $book_categories_id = $BooksModel->db->insertID();
+                    $this->logger->info("Books Category : has been added successfully. Inserted ID = " . $book_categories_id);
+                }
+                
+            
+            }else{
+                $this->logger->info("Books Category : categories id not founded in this book id =". $book_id );
+            }
     
             // Step 11: Get existing image details before the update
             $existing_image_record = $BooksModel->db->table('book_images')
diff --git a/app/Models/BooksModel.php b/app/Models/BooksModel.php
index 525dd3cd..04f99eb4 100644
--- a/app/Models/BooksModel.php
+++ b/app/Models/BooksModel.php
@@ -83,7 +83,7 @@ public function getCategories()
         $builder = $this->db->table('books');
         $builder->select('books.*, book_images.img_name, book_images.is_cover, book_images.type, book_categories.category_id');
         $builder->join('book_images', 'book_images.book_id = books.book_id', 'left');
-        $builder->join('book_categories', 'book_categories.book_id = books.book_id', 'left');
+        $builder->join('book_categories', 'book_categories.book_id = books.book_id and book_categories.isactive = 1', 'left');
         $builder->where('books.book_id', $id);
         $builder->orderBy('book_images.created_on', 'DESC');