Fix more edge cases

Author: reichert621

lib/workers/send_gmail_notification.ex

@@ -47,22 +47,29 @@ defmodule ChatApi.Workers.SendGmailNotification do
           last_from
         end
 
+      cc =
+        case Google.Gmail.extract_email_address(gmail_cc) do
+          cc when is_binary(cc) -> cc
+          _ -> []
+        end
+
+      references =
+        case gmail_references do
+          ref when is_binary(ref) -> ref <> " " <> gmail_message_id
+          _ -> gmail_message_id
+        end
+
       payload = %{
         from: from,
-        subject: "Re: " <> gmail_initial_subject,
+        subject: "Re: #{gmail_initial_subject}",
         text: body,
         to: to,
+        cc: cc,
         in_reply_to: gmail_message_id,
-        references: gmail_references <> " " <> gmail_message_id,
+        references: references,
         thread_id: gmail_thread_id
       }
 
-      payload =
-        case Google.Gmail.extract_email_address(gmail_cc) do
-          cc when is_binary(cc) -> Map.merge(payload, %{cc: cc})
-          _ -> payload
-        end
-
       Logger.info("Sending payload to Gmail: #{inspect(payload)}")
 
       %{"id" => gmail_message_id, "threadId" => ^gmail_thread_id} =