Implement transaction handling

core/lib/money.py

@@ -111,26 +111,25 @@ class Money(object):
         return rates
 
     # TODO: pass platform
-    # async def get_acceptable_margins(self, platform, currency, amount):
-    #     """
-    #     Get the minimum and maximum amounts we would accept a trade for.
-    #     :param currency: currency code
-    #     :param amount: amount
-    #     :return: (min, max)
-    #     :rtype: tuple
-    #     """
-    #     sets = util.get_settings(platform)
-    #     rates = await self.get_rates_all()
-    #     if currency == "USD":
-    #         min_amount = amount - float(sets.AcceptableUSDMargin)
-    #         max_amount = amount + float(sets.AcceptableUSDMargin)
-    #         return (min_amount, max_amount)
-    #     amount_usd = amount / rates[currency]
-    #     min_usd = amount_usd - float(sets.AcceptableUSDMargin)
-    #     max_usd = amount_usd + float(sets.AcceptableUSDMargin)
-    #     min_local = min_usd * rates[currency]
-    #     max_local = max_usd * rates[currency]
-    #     return (min_local, max_local)
+    async def get_acceptable_margins(self, platform, currency, amount):
+        """
+        Get the minimum and maximum amounts we would accept a trade for.
+        :param currency: currency code
+        :param amount: amount
+        :return: (min, max)
+        :rtype: tuple
+        """
+        rates = await self.get_rates_all()
+        if currency == "USD":
+            min_amount = amount - platform.accept_within_usd
+            max_amount = amount + platform.accept_within_usd
+            return (min_amount, max_amount)
+        amount_usd = amount / rates[currency]
+        min_usd = amount_usd - platform.accept_within_usd
+        max_usd = amount_usd + platform.accept_within_usd
+        min_local = min_usd * rates[currency]
+        max_local = max_usd * rates[currency]
+        return (min_local, max_local)
 
     async def get_minmax(self, min_usd, max_usd, asset, currency):
         rates = await self.get_rates_all()