order: slight optimizations (#917)

* order: slight optimizations

* orders: add benchmarks, small optimize and change order side to uin8 for comparitive optimizations.

* orders: continue to convert string type -> uint

* orders/backtester: interim move type to orders package, later can expand or deprecate.

* orders: handle errors

* orders: optimize filters and remove error returns when its clearly not needed

* orders: remove log call

* backtester: zero value check

* orders/futures: zero value -> flag

* linter: fix

* linter: more fixes

* linters: rides again

* glorious: nits

* common: Add zero value unix check for time values; also addresses glorious nits

* glorious scott: nits

Co-authored-by: Ryan O'Hara-Reid <ryan.oharareid@thrasher.io>

gctscript/modules/gct/exchange.go

@@ -452,10 +452,20 @@ func ExchangeOrderSubmit(args ...objects.Object) (objects.Object, error) {
 		return nil, err
 	}
 
+	side, err := order.StringToOrderSide(orderSide)
+	if err != nil {
+		return nil, err
+	}
+
+	oType, err := order.StringToOrderType(orderType)
+	if err != nil {
+		return nil, err
+	}
+
 	tempSubmit := &order.Submit{
 		Pair:      pair,
-		Type:      order.Type(orderType),
-		Side:      order.Side(orderSide),
+		Type:      oType,
+		Side:      side,
 		Price:     orderPrice,
 		Amount:    orderAmount,
 		ClientID:  orderClientID,