Send group messages - ChatRoom.SendChatMessage#1

steam/client/user.py

@@ -111,12 +111,17 @@ class SteamUser(object):
 
         return url % (ahash[:2], ahash, sizes[size])
 
-    def send_message(self, message):
+    def send_message(self, message, groupid=0, chatroomid=0):
         """Send chat message to this steam user
 
         :param message: message to send
         :type message: str
+        :param groupid: chat group id
+        :type groupid: int
+        :param chatroomid: text channel id
+        :type chatroomid: int
         """
+        if groupid == 0:
             # new chat
             if self._steam.chat_mode == 2:
                 self._steam.send_um("FriendMessages.SendMessage#1", {
@@ -131,6 +136,12 @@ class SteamUser(object):
                     'chat_entry_type': EChatEntryType.ChatMsg,
                     'message': message.encode('utf8'),
                     })
+        else:
+            self._steam.send_um("ChatRoom.SendChatMessage#1", {
+                'chat_group_id': groupid,
+                'chat_id': chatroomid,
+                'message': message,
+            })
 
     def block(self):
         """Block user"""