07.4.4.1.2 — Market State Journal Events

app/src/integrations/exchange/market_data_runner.py

@@ -107,6 +107,7 @@ class MarketDataRunner:
             ws_symbol = cls._ws_symbol(symbol)
 
             if symbol != last_symbol:
+                previous_symbol = last_symbol
                 last_symbol = symbol
 
                 if not cls._is_cache_symbol_used_by_other_runtime(
@@ -115,16 +116,18 @@ class MarketDataRunner:
                 ):
                     MarketPriceCache.clear(cache_symbol)
 
-                cls._log_info(
-                    context,
-                    "market_symbol_changed",
-                    f"Инструмент автоторговли изменён на {cache_symbol}.",
-                    {
-                        "symbol": symbol,
-                        "cache_symbol": cache_symbol,
-                        "ws_symbol": ws_symbol,
-                    },
-                )
+                if previous_symbol is not None:
+                    cls._log_info(
+                        context,
+                        "market_symbol_changed",
+                        f"Инструмент автоторговли изменён на {cache_symbol}.",
+                        {
+                            "previous_symbol": previous_symbol,
+                            "symbol": symbol,
+                            "cache_symbol": cache_symbol,
+                            "ws_symbol": ws_symbol,
+                        },
+                    )
 
             try:
                 await cls._run_websocket(context, symbol)