Implement blockchain.portalOrderToZeroExOrder

1 files changed, 20 insertions, 0 deletions

diff --git a/packages/website/ts/blockchain.ts b/packages/website/ts/blockchain.ts
index ae79651d5..db3872a32 100644
--- a/packages/website/ts/blockchain.ts
+++ b/packages/website/ts/blockchain.ts
@@ -36,6 +36,7 @@ import {
     BlockchainErrs,
     ContractInstance,
     EtherscanLinkSuffixes,
+    Order as PortalOrder,
     ProviderType,
     Side,
     SideToAssetToken,
@@ -288,6 +289,25 @@ export class Blockchain {
             }),
         );
     }
+    public portalOrderToZeroExOrder(portalOrder: PortalOrder): SignedOrder {
+        const exchangeContractAddress = this.getExchangeContractAddressIfExists();
+        const zeroExSignedOrder = {
+            exchangeContractAddress,
+            maker: portalOrder.signedOrder.maker,
+            taker: portalOrder.signedOrder.taker,
+            makerTokenAddress: portalOrder.signedOrder.makerTokenAddress,
+            takerTokenAddress: portalOrder.signedOrder.takerTokenAddress,
+            makerTokenAmount: new BigNumber(portalOrder.signedOrder.makerTokenAmount),
+            takerTokenAmount: new BigNumber(portalOrder.signedOrder.takerTokenAmount),
+            makerFee: new BigNumber(portalOrder.signedOrder.makerFee),
+            takerFee: new BigNumber(portalOrder.signedOrder.takerFee),
+            expirationUnixTimestampSec: new BigNumber(portalOrder.signedOrder.expirationUnixTimestampSec),
+            feeRecipient: portalOrder.signedOrder.feeRecipient,
+            ecSignature: portalOrder.signedOrder.ecSignature,
+            salt: new BigNumber(portalOrder.signedOrder.salt),
+        };
+        return zeroExSignedOrder;
+    }
     public async fillOrderAsync(signedOrder: SignedOrder, fillTakerTokenAmount: BigNumber): Promise<BigNumber> {
         utils.assert(this._doesUserAddressExist(), BlockchainCallErrs.UserHasNoAssociatedAddresses);