build 054: remove legacy klines compatibility API

app/src/integrations/exchange/service.py

@@ -21,8 +21,6 @@ from src.integrations.exchange.models import (
     BalanceSummary,
     ExchangeHealth,
     ExecutionPriceSnapshot,
-    Kline,
-    KlineBatch,
     PrivateAuthHealth,
     SymbolValidationResult,
     TimeSyncStatus,
@@ -554,59 +552,6 @@ class ExchangeService:
             )
             raise ExchangeError(str(exc)) from exc
 
-    # Сохранить legacy KlineBatch как compatibility-фасад над canonical Candle.
-    def get_klines(
-        self,
-        symbol: str | None = None,
-        *,
-        interval: str = "1m",
-        limit: int = 200,
-        price_type: str = "bid",
-    ) -> KlineBatch:
-        symbol_to_use = symbol or self.settings.default_symbol
-
-        if not self.settings.exchange_enabled:
-            raise ExchangeError(
-                "Klines are not available in mock exchange mode."
-            )
-
-        if limit <= 0:
-            normalized_limit = 200
-        elif limit > 200:
-            normalized_limit = 200
-        else:
-            normalized_limit = limit
-
-        normalized_price_type = price_type.strip().lower()
-
-        if normalized_price_type not in {"bid", "ask"}:
-            normalized_price_type = "bid"
-
-        canonical_candles = self.get_candles(
-            symbol=symbol_to_use,
-            interval=interval,
-            limit=normalized_limit,
-            price_type=normalized_price_type,
-        )
-
-        candles = [
-            self._kline_from_candle(candle)
-            for candle in canonical_candles[-normalized_limit:]
-        ]
-
-        normalized_symbol = (
-            canonical_candles[0].symbol
-            if canonical_candles
-            else normalize_symbol(symbol_to_use)
-        )
-
-        return KlineBatch(
-            symbol=normalized_symbol,
-            interval=interval,
-            candles=candles,
-            source=f"rest_klines:{normalized_price_type}",
-        )
-
     # Собрать Candles acquisition pipeline и вернуть канонические модели Candle.
     def _load_candles_via_acquisition(
         self,
@@ -642,20 +587,6 @@ class ExchangeService:
             price_type=price_type,
         )
 
-    # Временно преобразовать canonical Candle в legacy Kline.
-    def _kline_from_candle(self, candle: Candle) -> Kline:
-        return Kline(
-            symbol=candle.symbol,
-            interval=candle.interval,
-            open_time=int(candle.open_time.timestamp() * 1000),
-            open_price=float(candle.open_price),
-            high_price=float(candle.high_price),
-            low_price=float(candle.low_price),
-            close_price=float(candle.close_price),
-            volume=float(candle.volume),
-            source=candle.source,
-        )
-
     # Проверить публичную доступность биржи.
     def get_health(self) -> ExchangeHealth:
         if not self.settings.exchange_enabled: