protocol/order: adds additional fields for trading requirements (#1552)

* Add in initial handling for quote/base currency deployment requirements

* include client order ID checking

* glorious: suggestions

* spell and fix

* linter/context/test

* rework tests and order side specific requirements

* linter

* mend panic at the disco

* mending more panics at the disco

* anudda fix brudda

* glorious: NITTTTTT BOOOOOMB

* leftover things and stuff

* whoops

* tie in gateio

* glorious: nit fixes life and everything.

* thrasher: nits

---------

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

exchanges/gateio/gateio_wrapper.go

@@ -55,6 +55,10 @@ func (g *Gateio) SetDefaults() {
 	}
 
 	g.Features = exchange.Features{
+		TradingRequirements: protocol.TradingRequirements{
+			SpotMarketOrderAmountPurchaseQuotationOnly: true,
+			SpotMarketOrderAmountSellBaseOnly:          true,
+		},
 		Supports: exchange.FeaturesSupported{
 			REST:      true,
 			Websocket: true,
@@ -984,7 +988,7 @@ func (g *Gateio) GetHistoricTrades(_ context.Context, _ currency.Pair, _ asset.I
 // SubmitOrder submits a new order
 // TODO: support multiple order types (IOC)
 func (g *Gateio) SubmitOrder(ctx context.Context, s *order.Submit) (*order.SubmitResponse, error) {
-	err := s.Validate()
+	err := s.Validate(g.GetTradingRequirements())
 	if err != nil {
 		return nil, err
 	}
@@ -1008,11 +1012,20 @@ func (g *Gateio) SubmitOrder(ctx context.Context, s *order.Submit) (*order.Submi
 		if err != nil {
 			return nil, err
 		}
+
+		// When doing spot market orders when purchasing base currency, the
+		// quote currency amount is used. When selling the base currency the
+		// base currency amount is used.
+		tradingAmount := s.Amount
+		if tradingAmount == 0 && s.Type == order.Market {
+			tradingAmount = s.QuoteAmount
+		}
+
 		sOrder, err := g.PlaceSpotOrder(ctx, &CreateOrderRequestData{
 			Side:         s.Side.Lower(),
 			Type:         s.Type.Lower(),
 			Account:      g.assetTypeToString(s.AssetType),
-			Amount:       types.Number(s.Amount),
+			Amount:       types.Number(tradingAmount),
 			Price:        types.Number(s.Price),
 			CurrencyPair: s.Pair,
 			Text:         s.ClientOrderID,