read reference csv from request

cloud-functions/python/functions/performance/main.py

@@ -57,6 +57,31 @@ def performance(request):
         start_date = "2023-12-04"
         end_date = "2023-12-05"
     
+    if 'file' not in request.files:
+        print('No file part')
+
+    file = request.files['file']
+
+    if file.filename == '':
+        print('No selected file')
+    
+    # Save the file to a temporary location
+    temp_filepath = '/tmp/temp_file.csv'
+    file.save(temp_filepath)
+
+    # Load the file into a Pandas DataFrame
+    try:
+        df_reference_device_raw = pd.read_csv(temp_filepath)  # Adjust the read method based on your file type (e.g., read_excel for Excel files)
+        # Now you can work with the DataFrame (e.g., perform analysis or display it)
+        print(df_reference_device_raw.head())
+        print('File uploaded and loaded into DataFrame successfully')
+    except Exception as e:
+        print(f'Error loading the file: {str(e)}')
+    finally:
+        # Remove the temporary file
+        os.remove(temp_filepath)
+
+
     path_delim = "/"
 
     db = firestore.client()