Ensure muc history messages are considered history

Signed-off-by: Maxime “pep” Buquet <pep@bouah.net>

poezio/core/handlers.py

@@ -754,6 +754,11 @@ class HandlerCore:
 
         old_state = tab.state
         delayed, date = common.find_delayed_tag(message)
+
+        history = (tab.last_message_was_history is None and delayed) or \
+            (tab.last_message_was_history and delayed)
+        tab.last_message_was_history = history
+
         replaced = False
         if message.xml.find('{urn:xmpp:message-correct:0}replace') is not None:
             replaced_id = message['replace']['id']
@@ -778,6 +783,7 @@ class HandlerCore:
                     txt=body,
                     time=date,
                     nickname=nick_from,
+                    history=history,
                     delayed=delayed,
                     identifier=message['id'],
                     jid=message['from'],

poezio/tabs/muctab.py

@@ -76,6 +76,8 @@ class MucTab(ChatTab):
         self.users = []  # type: List[User]
         # private conversations
         self.privates = []  # type: List[Tab]
+        # Used to check if we are still receiving muc history
+        self.last_message_was_history = None  # type: Optional[bool]
         self.topic = ''
         self.topic_from = ''
         # Self ping event, so we can cancel it when we leave the room