Miscellaneous funding fee changes. Abandoning for a new method of tracking funding fee

freqtrade/exchange/ftx.py

@@ -1,6 +1,6 @@
 """ FTX exchange subclass """
 import logging
-from typing import Any, Dict
+from typing import Any, Dict, Optional
 
 import ccxt
 
@@ -152,3 +152,18 @@ class Ftx(Exchange):
         if order['type'] == 'stop':
             return safe_value_fallback2(order, order, 'id_stop', 'id')
         return order['id']
+
+    # https://help.ftx.com/hc/en-us/articles/360027946571-Funding
+    def get_funding_fee(
+        self,
+        contract_size: float,
+        mark_price: float,
+        rate: Optional[float],
+        # index_price: float,
+        # interest_rate: float
+    ):
+        """
+            Always paid in USD on FTX # TODO: How do we account for this
+        """
+        (contract_size * mark_price) / 24
+        return