Include response id in error message format. (#59)

Author: Kevin Hellemun

bunq/sdk/exception_factory.py

@@ -21,7 +21,10 @@ class ExceptionFactory:
 
     # Constants for formatting messages
     _FORMAT_RESPONSE_CODE_LINE = 'HTTP Response Code: {}'
-    _GLUE_ERROR_MESSAGES = '\n'
+    _FORMAT_RESPONSE_ID_LINE = 'The response id to help bunq debug: {}'
+    _FORMAT_ERROR_MESSAGE_LINE = 'Error message: {}'
+    _GLUE_ERROR_MESSAGES_NEW_LINE = '\n'
+    _GLUE_ERROR_MESSAGES_STRING_EMPTY = ''
 
     @classmethod
     def create_exception_for_response(cls, response_code, messages):
@@ -53,8 +56,9 @@ def create_exception_for_response(cls, response_code, messages):
         return UnknownApiErrorException(error_message, response_code)
 
     @classmethod
-    def _generate_message_error(cls, response_code, messages):
+    def _generate_message_error(cls, response_code, messages, response_id):
         """
+        :type response_id: str
         :type response_code: int
         :type messages: list[str]
 
@@ -63,8 +67,14 @@ def _generate_message_error(cls, response_code, messages):
 
         line_response_code = cls._FORMAT_RESPONSE_CODE_LINE \
             .format(response_code)
+        line_response_id = cls._FORMAT_RESPONSE_ID_LINE.format(response_id)
+        line_error_message = cls._FORMAT_ERROR_MESSAGE_LINE.format(
+            cls._GLUE_ERROR_MESSAGES_STRING_EMPTY.join(messages)
+        )
 
-        return cls._glue_messages([line_response_code] + messages)
+        return cls._glue_messages(
+            [line_response_code, line_response_id, line_error_message]
+        )
 
     @classmethod
     def _glue_messages(cls, messages):
@@ -74,4 +84,4 @@ def _glue_messages(cls, messages):
         :rtype: str
         """
 
-        return cls._GLUE_ERROR_MESSAGES.join(messages)
+        return cls._GLUE_ERROR_MESSAGES_NEW_LINE.join(messages)