Stage 07.4.3.15 — Isolated debug runtime and debug auto screen

app/src/integrations/exchange/service.py

@@ -312,6 +312,63 @@ class ExchangeService:
             "updated_at": self._format_exchange_time(close_time),
         }
 
+    # получить свежий market snapshot напрямую через REST, без WebSocket cache
+    def get_fresh_market_snapshot(self, symbol: str | None = None) -> dict[str, object]:
+        symbol_to_use = symbol or self.settings.default_symbol
+
+        if not self.settings.exchange_enabled:
+            ticker = mock_ticker_price(symbol_to_use)
+            return {
+                "symbol": ticker.symbol,
+                "last_price": ticker.price,
+                "bid_price": ticker.price,
+                "ask_price": ticker.price,
+                "updated_at": ticker.updated_at,
+                "source": "mock",
+            }
+
+        validation = self.validate_symbol(symbol_to_use)
+        if not validation.is_valid:
+            raise ExchangeError(validation.message)
+
+        client = ExchangeRestClient()
+
+        try:
+            payload = client.get_json(
+                "/api/v2/ticker/24hr",
+                params={"symbol": validation.normalized_symbol},
+            )
+        except Exception as exc:
+            self._log_exchange_error(
+                endpoint="ticker/24hr",
+                exc=exc,
+                symbol=validation.normalized_symbol,
+            )
+            raise ExchangeError(str(exc)) from exc
+
+        last_raw = payload.get("lastPrice")
+        if last_raw is None:
+            exc = ExchangeError("Field 'lastPrice' is missing in ticker response.")
+            self._log_exchange_error(
+                endpoint="ticker/24hr",
+                exc=exc,
+                symbol=validation.normalized_symbol,
+            )
+            raise exc
+
+        bid_raw = payload.get("bidPrice") or last_raw
+        ask_raw = payload.get("askPrice") or last_raw
+        close_time = payload.get("closeTime") or payload.get("eventTime") or ""
+
+        return {
+            "symbol": validation.normalized_symbol,
+            "last_price": float(last_raw),
+            "bid_price": float(bid_raw),
+            "ask_price": float(ask_raw),
+            "updated_at": self._format_exchange_time(close_time),
+            "source": "fresh_rest",
+        }
+    
     def get_balance_summary(self) -> list[BalanceSummary]:
         if not self.settings.exchange_enabled:
             return mock_balance_summary()