Add option to disable startup sync. Fixes #176

example-config.yaml

@@ -104,6 +104,9 @@ bridge:
     # If no channel admins have logged into the bridge, the bridge won't be able to sync the member
     # list regardless of this setting.
     sync_channel_members: true
+    # Whether or not to automatically synchronize contacts and chats of Matrix users logged into
+    # their Telegram account at startup.
+    startup_sync: true
     # The maximum number of simultaneous Telegram deletions to handle.
     # A large number of simultaneous redactions could put strain on your homeserver.
     max_telegram_delete: 10

mautrix_telegram/config.py

@@ -202,6 +202,7 @@ class Config(DictWithRecursion):
         copy("bridge.bot_messages_as_notices")
         copy("bridge.max_initial_member_sync")
         copy("bridge.sync_channel_members")
+        copy("bridge.startup_sync")
         copy("bridge.sync_matrix_state")
         copy("bridge.max_telegram_delete")
         copy("bridge.allow_matrix_login")

mautrix_telegram/user.py

@@ -171,7 +171,7 @@ class User(AbstractUser):
     async def post_login(self, info: TLUser = None) -> None:
         try:
             await self.update_info(info)
-            if not self.is_bot:
+            if not self.is_bot and config["bridge.startup_sync"]:
                 await self.sync_dialogs()
                 await self.sync_contacts()
             if config["bridge.catch_up"]:
@@ -363,7 +363,7 @@ class User(AbstractUser):
         return None
 
     @classmethod
-    def get_by_tgid(cls, tgid: int) -> Optional['User']:
+    def get_by_tgid(cls, tgid: TelegramID) -> Optional['User']:
         try:
             return cls.by_tgid[tgid]
         except KeyError: