Possibly speed up syncs with filters

matrix/sync.go

@@ -134,5 +134,24 @@ func (s *GomuksSyncer) OnFailedSync(res *gomatrix.RespSync, err error) (time.Dur
 
 // GetFilterJSON returns a filter with a timeline limit of 50.
 func (s *GomuksSyncer) GetFilterJSON(userID string) json.RawMessage {
-	return json.RawMessage(`{"room":{"timeline":{"limit":50}}}`)
+	return json.RawMessage(`{
+		"room": {
+			"include_leave": true,
+			"state": {
+				"types": ["m.room.member"]
+			},
+			"timeline": {
+				"types": ["m.room.message"],
+				"limit": 50
+			},
+			"ephemeral": {
+				"types": ["m.typing"]
+			},
+			"account_data": {"types": []}
+		},
+		"account_data": {
+			"types": ["m.push_rules"]
+		},
+		"presence": {"types": []}
+	}`)
 }