fix: Changes latency to be capped at 600ms, added some extra typing (#275)

* Changes latency to be capped at 600ms, added some extra typing

* remove `slippagePercentage` in meta-transactions

Author: PirosB3

src/config.ts

@@ -283,6 +283,8 @@ const feeSchedule: { [key in ERC20BridgeSource]: BigNumber } = Object.assign(
     })),
 );
 
+export const RFQT_REQUEST_MAX_RESPONSE_MS = 600;
+
 export const ASSET_SWAPPER_MARKET_ORDERS_OPTS: Partial<SwapQuoteRequestOpts> = {
     excludedSources: EXCLUDED_SOURCES,
     bridgeSlippage: DEFAULT_QUOTE_SLIPPAGE_PERCENTAGE,

src/services/meta_transaction_service.ts

@@ -1,5 +1,5 @@
 import { Orderbook, SwapQuoter, SwapQuoterOpts } from '@0x/asset-swapper';
-import { OrderPrunerPermittedFeeTypes } from '@0x/asset-swapper/lib/src/types';
+import { OrderPrunerPermittedFeeTypes, SwapQuoteRequestOpts } from '@0x/asset-swapper/lib/src/types';
 import { ContractWrappers } from '@0x/contract-wrappers';
 import { DevUtilsContract } from '@0x/contracts-dev-utils';
 import { generatePseudoRandomSalt, SupportedProvider, ZeroExTransaction } from '@0x/order-utils';
@@ -113,9 +113,8 @@ export class MetaTransactionService {
                 takerAddress,
             };
         }
-        const assetSwapperOpts = {
+        const assetSwapperOpts: Partial<SwapQuoteRequestOpts> = {
             ...ASSET_SWAPPER_MARKET_ORDERS_OPTS,
-            slippagePercentage,
             bridgeSlippage: slippagePercentage,
             excludedSources, // TODO(dave4506): overrides the excluded sources selected by chainId
             rfqt: _rfqt,

src/services/swap_service.ts

@@ -1,12 +1,13 @@
 import {
     ExtensionContractType,
     Orderbook,
+    RfqtRequestOpts,
     SwapQuote,
     SwapQuoteConsumer,
     SwapQuoter,
     SwapQuoterOpts,
 } from '@0x/asset-swapper';
-import { OrderPrunerPermittedFeeTypes } from '@0x/asset-swapper/lib/src/types';
+import { OrderPrunerPermittedFeeTypes, SwapQuoteRequestOpts } from '@0x/asset-swapper/lib/src/types';
 import { getContractAddressesForChainOrThrow } from '@0x/contract-addresses';
 import { ERC20TokenContract, WETH9Contract } from '@0x/contract-wrappers';
 import { assetDataUtils, SupportedProvider } from '@0x/order-utils';
@@ -21,6 +22,7 @@ import {
     LIQUIDITY_POOL_REGISTRY_ADDRESS,
     RFQT_API_KEY_WHITELIST,
     RFQT_MAKER_ASSET_OFFERINGS,
+    RFQT_REQUEST_MAX_RESPONSE_MS,
     RFQT_SKIP_BUY_REQUESTS,
 } from '../config';
 import {
@@ -338,7 +340,7 @@ export class SwapService {
             rfqt,
             // tslint:disable-next-line:boolean-naming
         } = params;
-        let _rfqt;
+        let _rfqt: RfqtRequestOpts | undefined;
         if (apiKey !== undefined && (isETHSell || from !== undefined)) {
             _rfqt = {
                 ...rfqt,
@@ -348,11 +350,11 @@ export class SwapService {
                 // forwarder contract. If it's not, then we want to request quotes with the taker set to the
                 // API's takerAddress query parameter, which in this context is known as `from`.
                 takerAddress: isETHSell ? this._forwarderAddress : from || '',
+                makerEndpointMaxResponseTimeMs: RFQT_REQUEST_MAX_RESPONSE_MS,
             };
         }
-        const assetSwapperOpts = {
+        const assetSwapperOpts: Partial<SwapQuoteRequestOpts> = {
             ...ASSET_SWAPPER_MARKET_ORDERS_OPTS,
-            slippagePercentage,
             bridgeSlippage: slippagePercentage,
             gasPrice: providedGasPrice,
             excludedSources, // TODO(dave4506): overrides the excluded sources selected by chainId

src/types.ts

@@ -1,4 +1,10 @@
-import { ERC20BridgeSource, MarketBuySwapQuote, MarketSellSwapQuote, SupportedProvider } from '@0x/asset-swapper';
+import {
+    ERC20BridgeSource,
+    MarketBuySwapQuote,
+    MarketSellSwapQuote,
+    RfqtRequestOpts,
+    SupportedProvider,
+} from '@0x/asset-swapper';
 import { AcceptedOrderInfo, RejectedOrderInfo } from '@0x/mesh-rpc-client';
 import {
     APIOrder,
@@ -511,11 +517,7 @@ export interface CalculateSwapQuoteParams {
     excludedSources?: ERC20BridgeSource[];
     affiliateAddress?: string;
     apiKey?: string;
-    rfqt?: {
-        intentOnFilling?: boolean;
-        isIndicative?: boolean;
-        skipBuyRequests?: boolean;
-    };
+    rfqt?: Partial<RfqtRequestOpts>;
     skipValidation: boolean;
 }