Update examples and add in helper method

Author: Tanz0rz

sdk-clients/orderbook/api.go

@@ -5,6 +5,7 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
+	"time"
 
 	"github.com/1inch/1inch-sdk-go/common"
 )
@@ -98,6 +99,39 @@ func (api *api) GetOrder(ctx context.Context, params GetOrderParams) (*GetOrderB
 	return NormalizeGetOrderByHashResponse(getOrderByHashResponse)
 }
 
+// GetOrderWithSignature first looks up an order by hash, then does a second request to get the signature data
+func (api *api) GetOrderWithSignature(ctx context.Context, params GetOrderParams) (*OrderExtendedWithSignature, error) {
+
+	// First lookup the order by hash (no signature on this response)
+	order, err := api.GetOrder(ctx, params)
+	if err != nil {
+		return nil, err
+	}
+
+	// For free accounts, this sleep is required to avoid 429 errors
+	if params.SleepBetweenSubrequests {
+		time.Sleep(time.Second)
+	}
+
+	// Second, lookup all orders by that creator (these orders will contain the signature data)
+	allOrdersByCreator, err := api.GetOrdersByCreatorAddress(ctx, GetOrdersByCreatorAddressParams{
+		CreatorAddress: order.OrderMaker,
+	})
+
+	// Filter through the second set of orders to find the signature
+	for _, o := range allOrdersByCreator {
+		if o.OrderHash == params.OrderHash {
+			return &OrderExtendedWithSignature{
+				GetOrderByHashResponse:   order.GetOrderByHashResponse,
+				LimitOrderDataNormalized: order.LimitOrderDataNormalized,
+				Signature:                o.Signature,
+			}, nil
+		}
+	}
+
+	return nil, errors.New("order not found")
+}
+
 // GetAllOrders returns all orders in the Limit Order Protocol
 func (api *api) GetAllOrders(ctx context.Context, params GetAllOrdersParams) ([]OrderResponse, error) {
 	u := fmt.Sprintf("/orderbook/v3.0/%d/all", api.chainId)

sdk-clients/orderbook/examples/create_and_fill_order/main.go

@@ -88,19 +88,29 @@ func main() {
 		log.Fatalf("Request completed, but order creation status was a failure: %v\n", createOrderResponse)
 	}
 
+	fmt.Println("Order created! Getting order hash...")
+
 	// Sleep to accommodate free-tier API keys
 	time.Sleep(time.Second)
 
 	ordersByCreatorResponse, err := client.GetOrdersByCreatorAddress(ctx, orderbook.GetOrdersByCreatorAddressParams{
 		CreatorAddress: client.Wallet.Address().Hex(),
 	})
 
-	fmt.Printf("Order created! \nOrder hash: %v\n", ordersByCreatorResponse[0].OrderHash)
+	fmt.Printf("Order hash: %v\n", ordersByCreatorResponse[0].OrderHash)
+	fmt.Println("Getting signature...")
 
 	// Sleep to accommodate free-tier API keys
 	time.Sleep(time.Second)
 
-	fillOrderData, err := client.GetFillOrderCalldata(ordersByCreatorResponse[0], nil)
+	orderWithSignature, err := client.GetOrderWithSignature(ctx, orderbook.GetOrderParams{
+		OrderHash:               ordersByCreatorResponse[0].OrderHash,
+		SleepBetweenSubrequests: true,
+	})
+
+	fmt.Println("Getting retrieved! Filling order...")
+
+	fillOrderData, err := client.GetFillOrderCalldata(orderWithSignature, nil)
 	if err != nil {
 		log.Fatalf("Failed to get fill order calldata: %v", err)
 	}

sdk-clients/orderbook/examples/fill_order/main.go

@@ -39,9 +39,11 @@ func main() {
 	}
 	client, err := orderbook.NewClient(config)
 
-	getOrderResponse, err := client.GetOrder(ctx, orderbook.GetOrderParams{
-		OrderHash: limitOrderHash,
-	})
+	params := orderbook.GetOrderParams{
+		OrderHash:               limitOrderHash,
+		SleepBetweenSubrequests: true,
+	}
+	getOrderResponse, err := client.GetOrderWithSignature(ctx, params)
 
 	takerTraits := orderbook.NewTakerTraits(orderbook.TakerTraitsParams{
 		Extension: getOrderResponse.Data.Extension,

sdk-clients/orderbook/orderbook_types_manual.go

@@ -31,7 +31,8 @@ type GetOrdersByCreatorAddressParams struct {
 }
 
 type GetOrderParams struct {
-	OrderHash string
+	OrderHash               string
+	SleepBetweenSubrequests bool // For free accounts, this should be set to true to avoid 429 errors when using the GetOrderWithSignature method
 }
 
 type GetAllOrdersParams struct {
@@ -144,6 +145,12 @@ type GetOrderByHashResponseExtended struct {
 	LimitOrderDataNormalized NormalizedLimitOrderData
 }
 
+type OrderExtendedWithSignature struct {
+	GetOrderByHashResponse
+	LimitOrderDataNormalized NormalizedLimitOrderData
+	Signature                string
+}
+
 type NormalizedLimitOrderData struct {
 	Salt         *big.Int
 	MakerAsset   *big.Int

sdk-clients/orderbook/web3data.go

@@ -39,15 +39,10 @@ func (c *Client) GetSeriesNonce(ctx context.Context, publicAddress gethCommon.Ad
 	return nonce, nil
 }
 
-func (c *Client) GetFillOrderCalldata(orderResponse *OrderResponse, takerTraits *TakerTraits) ([]byte, error) {
-
-	orderResponseExtended, err := NormalizeOrderResponse(orderResponse)
-	if err != nil {
-		return nil, err
-	}
+func (c *Client) GetFillOrderCalldata(order *OrderExtendedWithSignature, takerTraits *TakerTraits) ([]byte, error) {
 
 	var function string
-	if orderResponseExtended.Data.Extension == "0x" {
+	if order.Data.Extension == "0x" {
 		function = "fillOrder"
 	} else {
 		if takerTraits == nil {
@@ -57,7 +52,7 @@ func (c *Client) GetFillOrderCalldata(orderResponse *OrderResponse, takerTraits
 		function = "fillOrderArgs"
 	}
 
-	compressedSignature, err := CompressSignature(orderResponseExtended.Signature[2:])
+	compressedSignature, err := CompressSignature(order.Signature[2:])
 	if err != nil {
 		return nil, err
 	}
@@ -76,13 +71,13 @@ func (c *Client) GetFillOrderCalldata(orderResponse *OrderResponse, takerTraits
 
 	switch function {
 	case "fillOrder":
-		fillOrderData, err = c.AggregationRouterV6.Pack(function, orderResponseExtended.LimitOrderDataNormalized, rCompressed, vsCompressed, orderResponseExtended.LimitOrderDataNormalized.TakingAmount, big.NewInt(0))
+		fillOrderData, err = c.AggregationRouterV6.Pack(function, order.LimitOrderDataNormalized, rCompressed, vsCompressed, order.LimitOrderDataNormalized.TakingAmount, big.NewInt(0))
 		if err != nil {
 			return nil, err
 		}
 	case "fillOrderArgs":
 		takerTraitsEncoded := takerTraits.Encode()
-		fillOrderData, err = c.AggregationRouterV6.Pack(function, orderResponseExtended.LimitOrderDataNormalized, rCompressed, vsCompressed, orderResponseExtended.LimitOrderDataNormalized.TakingAmount, takerTraitsEncoded.TraitFlags, takerTraitsEncoded.Args)
+		fillOrderData, err = c.AggregationRouterV6.Pack(function, order.LimitOrderDataNormalized, rCompressed, vsCompressed, order.LimitOrderDataNormalized.TakingAmount, takerTraitsEncoded.TraitFlags, takerTraitsEncoded.Args)
 		if err != nil {
 			return nil, err
 		}