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  # Store the entire row with the original case
 
         # 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]  # Convert to lower case for comparison
 
         # Get current date and prepare the new column name
         current_date = date.today().strftime("%d-%m-%Y")
@@ -59,11 +59,11 @@ class AttendanceTracker:
         if new_column_name not in updated_header:
             updated_header.append(new_column_name)
 
-        for name, statuses in existing_data.items():
+        for name_lower, row in existing_data.items():
             # Append new status for the new column
-            status = "Present" if name.lower() in new_attendance_list.lower() else "Absent"
-            statuses.append(status)
-            updated_rows.append([name] + statuses)
+            status = "Present" if name_lower in new_attendance_list else "Absent"
+            row.append(status)
+            updated_rows.append(row)
 
         # Save the updated attendance list locally
         with open(local_file_path, "w", newline="") as f: