Merge pull request #1365 from 0xProject/fix/instant/token-selector

[instant] various polish items

1 files changed, 9 insertions, 3 deletions

diff --git a/packages/instant/src/components/buy_button.tsx b/packages/instant/src/components/buy_button.tsx
index eeb42d6fc..1489b94d4 100644
--- a/packages/instant/src/components/buy_button.tsx
+++ b/packages/instant/src/components/buy_button.tsx
@@ -1,4 +1,5 @@
 import { AssetBuyer, AssetBuyerError, BuyQuote } from '@0x/asset-buyer';
+import { AssetProxyId } from '@0x/types';
 import { BigNumber } from '@0x/utils';
 import { Web3Wrapper } from '@0x/web3-wrapper';
 import * as _ from 'lodash';
@@ -7,7 +8,7 @@ import { oc } from 'ts-optchain';
 
 import { WEB_3_WRAPPER_TRANSACTION_FAILED_ERROR_MSG_PREFIX } from '../constants';
 import { ColorOption } from '../style/theme';
-import { AffiliateInfo, ZeroExInstantError } from '../types';
+import { AffiliateInfo, Asset, ZeroExInstantError } from '../types';
 import { analytics } from '../util/analytics';
 import { gasPriceEstimator } from '../util/gas_price_estimator';
 import { util } from '../util/util';
@@ -21,6 +22,7 @@ export interface BuyButtonProps {
     assetBuyer: AssetBuyer;
     web3Wrapper: Web3Wrapper;
     affiliateInfo?: AffiliateInfo;
+    selectedAsset?: Asset;
     onValidationPending: (buyQuote: BuyQuote) => void;
     onValidationFail: (buyQuote: BuyQuote, errorMessage: AssetBuyerError | ZeroExInstantError) => void;
     onSignatureDenied: (buyQuote: BuyQuote) => void;
@@ -36,8 +38,12 @@ export class BuyButton extends React.Component<BuyButtonProps> {
         onBuyFailure: util.boundNoop,
     };
     public render(): React.ReactNode {
-        const { buyQuote, accountAddress } = this.props;
+        const { buyQuote, accountAddress, selectedAsset } = this.props;
         const shouldDisableButton = _.isUndefined(buyQuote) || _.isUndefined(accountAddress);
+        const buttonText =
+            !_.isUndefined(selectedAsset) && selectedAsset.metaData.assetProxyId === AssetProxyId.ERC20
+                ? `Buy ${selectedAsset.metaData.symbol.toUpperCase()}`
+                : 'Buy Now';
         return (
             <Button
                 width="100%"
@@ -45,7 +51,7 @@ export class BuyButton extends React.Component<BuyButtonProps> {
                 isDisabled={shouldDisableButton}
                 fontColor={ColorOption.white}
             >
-                Buy
+                {buttonText}
             </Button>
         );
     }