Update app.py

app.py

@@ -41,13 +41,13 @@ class AttendanceTracker:
             for row in reader:
                 if row:
                     name = row[0]  # Preserve original case
-                    existing_data[name] = row[1:]  # Store all existing columns for this name
+                    existing_data[name.lower()] = row[1:]  # Use lower case for matching
 
         # Read the new attendance file
         new_attendance_list = []
         with open(attendance_file.name, "r") as f:
             reader = csv.reader(f)
-            new_attendance_list = [row[0] for row in reader if row]
+            new_attendance_list = [row[0].strip().lower() for row in reader if row]  # Normalize new names for case-insensitive comparison
 
         # Get current date and prepare the new column name
         current_date = date.today().strftime("%d-%m-%Y")
@@ -65,6 +65,11 @@ class AttendanceTracker:
             statuses.append(status)
             updated_rows.append([name] + statuses)
 
+        # Add entries for any new names not in existing data
+        for name in new_attendance_list:
+            if name not in existing_data:
+                updated_rows.append([name] + ["Absent"] * len(updated_header[1:]))
+
         # Save the updated attendance list locally
         with open(local_file_path, "w", newline="") as f:
             writer = csv.writer(f)