feat: expose new `getAvailableAssetDatasAsync` API

BREAKING CHANGE: the `OrderProvider` now requires a new method `getAvailableMakerAssetDatasAsync` and the `StandardRelayerAPIOrderProvider` requires the network id at init.

1 files changed, 3 insertions, 2 deletions

diff --git a/packages/asset-buyer/src/types.ts b/packages/asset-buyer/src/types.ts
index f15e7e934..3f1e6ff21 100644
--- a/packages/asset-buyer/src/types.ts
+++ b/packages/asset-buyer/src/types.ts
@@ -9,7 +9,6 @@ import { BigNumber } from '@0x/utils';
 export interface OrderProviderRequest {
     makerAssetData: string;
     takerAssetData: string;
-    networkId: number;
 }
 
 /**
@@ -27,10 +26,12 @@ export interface SignedOrderWithRemainingFillableMakerAssetAmount extends Signed
     remainingFillableMakerAssetAmount?: BigNumber;
 }
 /**
- * Given an OrderProviderRequest, get an OrderProviderResponse.
+ * gerOrdersAsync: Given an OrderProviderRequest, get an OrderProviderResponse.
+ * getAvailableMakerAssetDatasAsync: Given a taker asset data string, return all availabled paired maker asset data strings.
  */
 export interface OrderProvider {
     getOrdersAsync: (orderProviderRequest: OrderProviderRequest) => Promise<OrderProviderResponse>;
+    getAvailableMakerAssetDatasAsync: (takerAssetData: string) => Promise<string[]>;
 }
 
 /**