From afcb7f00da247f03782624e4694061325d53bb55 Mon Sep 17 00:00:00 2001
From: Brandon Millman <brandon.millman@gmail.com>
Date: Tue, 5 Jun 2018 15:37:51 -0700
Subject: Move prices into portal

---
 packages/website/ts/components/portal/portal.tsx | 32 ++++++++++++++++++++++++
 packages/website/ts/components/wallet/wallet.tsx | 30 ----------------------
 2 files changed, 32 insertions(+), 30 deletions(-)

(limited to 'packages/website/ts')

diff --git a/packages/website/ts/components/portal/portal.tsx b/packages/website/ts/components/portal/portal.tsx
index 9aa83546a..90d45208f 100644
--- a/packages/website/ts/components/portal/portal.tsx
+++ b/packages/website/ts/components/portal/portal.tsx
@@ -34,6 +34,7 @@ import { Dispatcher } from 'ts/redux/dispatcher';
 import {
     BlockchainErrs,
     HashData,
+    ItemByAddress,
     Order,
     ProviderType,
     ScreenWidths,
@@ -43,6 +44,7 @@ import {
     TokenVisibility,
     WebsitePaths,
 } from 'ts/types';
+import { backendClient } from 'ts/utils/backend_client';
 import { configs } from 'ts/utils/configs';
 import { constants } from 'ts/utils/constants';
 import { orderParser } from 'ts/utils/order_parser';
@@ -587,6 +589,7 @@ export class Portal extends React.Component<PortalProps, PortalState> {
                 return this._blockchain.getTokenBalanceAndAllowanceAsync(userAddressIfExists, tokenAddress);
             }),
         );
+        const priceByAddress = await this._getPriceByAddressAsync(tokenAddresses);
         for (let i = 0; i < tokenAddresses.length; i++) {
             // Order is preserved in Promise.all
             const [balance, allowance] = balancesAndAllowances[i];
@@ -595,6 +598,7 @@ export class Portal extends React.Component<PortalProps, PortalState> {
                 balance,
                 allowance,
                 isLoaded: true,
+                price: priceByAddress[tokenAddress],
             };
         }
         this.setState({
@@ -602,6 +606,34 @@ export class Portal extends React.Component<PortalProps, PortalState> {
         });
     }
 
+    private async _getPriceByAddressAsync(tokenAddresses: string[]): Promise<ItemByAddress<BigNumber>> {
+        if (_.isEmpty(tokenAddresses)) {
+            return {};
+        }
+        // for each input token address, search for the corresponding symbol in this.props.tokenByAddress, if it exists
+        // create a mapping from existing symbols -> address
+        const tokenAddressBySymbol: { [symbol: string]: string } = {};
+        _.each(tokenAddresses, address => {
+            const tokenIfExists = _.get(this.props.tokenByAddress, address);
+            if (!_.isUndefined(tokenIfExists)) {
+                const symbol = tokenIfExists.symbol;
+                tokenAddressBySymbol[symbol] = address;
+            }
+        });
+        const tokenSymbols = _.keys(tokenAddressBySymbol);
+        try {
+            const priceBySymbol = await backendClient.getPriceInfoAsync(tokenSymbols);
+            const priceByAddress = _.mapKeys(priceBySymbol, (value, symbol) => _.get(tokenAddressBySymbol, symbol));
+            const result = _.mapValues(priceByAddress, price => {
+                const priceBigNumber = new BigNumber(price);
+                return priceBigNumber;
+            });
+            return result;
+        } catch (err) {
+            return {};
+        }
+    }
+
     private async _refetchTokenStateAsync(tokenAddress: string): Promise<void> {
         await this._fetchBalancesAndAllowancesAsync([tokenAddress]);
     }
diff --git a/packages/website/ts/components/wallet/wallet.tsx b/packages/website/ts/components/wallet/wallet.tsx
index 4383179a1..37233930e 100644
--- a/packages/website/ts/components/wallet/wallet.tsx
+++ b/packages/website/ts/components/wallet/wallet.tsx
@@ -37,7 +37,6 @@ import { zIndex } from 'ts/style/z_index';
 import {
     BalanceErrs,
     BlockchainErrs,
-    ItemByAddress,
     ProviderType,
     ScreenWidths,
     Side,
@@ -47,7 +46,6 @@ import {
     TokenStateByAddress,
     WebsitePaths,
 } from 'ts/types';
-import { backendClient } from 'ts/utils/backend_client';
 import { constants } from 'ts/utils/constants';
 import { utils } from 'ts/utils/utils';
 import { styles as walletItemStyles } from 'ts/utils/wallet_item_styles';
@@ -523,34 +521,6 @@ export class Wallet extends React.Component<WalletProps, WalletState> {
         });
         return trackedTokenStateByAddress;
     }
-
-    private async _getPriceByAddressAsync(tokenAddresses: string[]): Promise<ItemByAddress<BigNumber>> {
-        if (_.isEmpty(tokenAddresses)) {
-            return {};
-        }
-        // for each input token address, search for the corresponding symbol in this.props.tokenByAddress, if it exists
-        // create a mapping from existing symbols -> address
-        const tokenAddressBySymbol: { [symbol: string]: string } = {};
-        _.each(tokenAddresses, address => {
-            const tokenIfExists = _.get(this.props.tokenByAddress, address);
-            if (!_.isUndefined(tokenIfExists)) {
-                const symbol = tokenIfExists.symbol;
-                tokenAddressBySymbol[symbol] = address;
-            }
-        });
-        const tokenSymbols = _.keys(tokenAddressBySymbol);
-        try {
-            const priceBySymbol = await backendClient.getPriceInfoAsync(tokenSymbols);
-            const priceByAddress = _.mapKeys(priceBySymbol, (value, symbol) => _.get(tokenAddressBySymbol, symbol));
-            const result = _.mapValues(priceByAddress, price => {
-                const priceBigNumber = new BigNumber(price);
-                return priceBigNumber;
-            });
-            return result;
-        } catch (err) {
-            return {};
-        }
-    }
     private _openWrappedEtherActionRow(wrappedEtherDirection: Side): void {
         this.setState({
             wrappedEtherDirection,
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