Invert order_props_in_contracts logic - cost is almost never in contracts

freqtrade/exchange/binance.py

@@ -34,6 +34,7 @@ class Binance(Exchange):
         "tickers_have_price": False,
         "floor_leverage": True,
         "stop_price_type_field": "workingType",
+        "order_props_in_contracts": ['amount', 'cost', 'filled', 'remaining'],
         "stop_price_type_value_mapping": {
             PriceType.LAST: "CONTRACT_PRICE",
             PriceType.MARK: "MARK_PRICE",

freqtrade/exchange/exchange.py

@@ -82,7 +82,7 @@ class Exchange:
         "ccxt_futures_name": "swap",
         "fee_cost_in_contracts": False,  # Fee cost needs contract conversion
         "needs_trading_fees": False,  # use fetch_trading_fees to cache fees
-        "order_props_in_contracts": ['amount', 'cost', 'filled', 'remaining'],
+        "order_props_in_contracts": ['amount', 'filled', 'remaining'],
         # Override createMarketBuyOrderRequiresPrice where ccxt has it wrong
         "marketOrderRequiresPrice": False,
     }

freqtrade/exchange/gate.py

@@ -34,7 +34,6 @@ class Gate(Exchange):
         "needs_trading_fees": True,
         "marketOrderRequiresPrice": False,
         "fee_cost_in_contracts": False,  # Set explicitly to false for clarity
-        "order_props_in_contracts": ['amount', 'filled', 'remaining'],
         "stop_price_type_field": "price_type",
         "stop_price_type_value_mapping": {
             PriceType.LAST: 0,