RiskManager

- GetOrderSize

risk_manager.go

@@ -8,4 +8,6 @@ type RiskManager interface {
 	GetBalance() (float64, float64)
 	GetPnL() (float64, float64)
 	GetProfitRate() float64
+
+	GetOrderSize() float64
 }

util/order.go

@@ -60,8 +60,8 @@ func CreateOrder(
 		return sentio.ErrTooSmallOrder
 	}
 
-	var ratio = .96
-	if ratio <= 0 {
+	var ratio float64
+	if ratio = rm.GetOrderSize(); ratio <= 0 {
 		return sentio.ErrRiskManagementPrevent
 	}