make the slippage percentage customizable by integrator

1 files changed, 9 insertions, 2 deletions

diff --git a/packages/asset-buyer/src/constants.ts b/packages/asset-buyer/src/constants.ts
index e20bcc6ed..53fe89160 100644
--- a/packages/asset-buyer/src/constants.ts
+++ b/packages/asset-buyer/src/constants.ts
@@ -1,11 +1,18 @@
 import { BigNumber } from '@0xproject/utils';
 
+import { BuyQuoteRequestOpts } from './types';
+
+const DEFAULT_BUY_QUOTE_REQUEST_OPTS: BuyQuoteRequestOpts = {
+    feePercentage: 0,
+    forceOrderRefresh: false,
+    slippagePercentage: 0.2, // 20% slippage protection
+};
+
 export const constants = {
     ZERO_AMOUNT: new BigNumber(0),
     NULL_ADDRESS: '0x0000000000000000000000000000000000000000',
     MAINNET_NETWORK_ID: 1,
-    DEFAULT_SLIPPAGE_PERCENTAGE: 0.2, // 20% slippage protection
     DEFAULT_ORDER_REFRESH_INTERVAL_MS: 10000, // 10 seconds
-    DEFAULT_FEE_PERCENTAGE: 0,
     ETHER_TOKEN_DECIMALS: 18,
+    DEFAULT_BUY_QUOTE_REQUEST_OPTS,
 };