From 7a03df946dc86ad2b9cc86947cf61bc74dcfbf3c Mon Sep 17 00:00:00 2001
From: Steve Klebanoff <steve.klebanoff@gmail.com>
Date: Mon, 3 Dec 2018 16:01:37 -0800
Subject: feat(instant): Add eth balance, eth address, token symbol and
 decimals to event properties

---
 packages/instant/src/redux/analytics_middleware.ts | 18 ++++++++++++++----
 packages/instant/src/util/analytics.ts             |  4 ++++
 2 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/packages/instant/src/redux/analytics_middleware.ts b/packages/instant/src/redux/analytics_middleware.ts
index 47876ca2d..9a98649f6 100644
--- a/packages/instant/src/redux/analytics_middleware.ts
+++ b/packages/instant/src/redux/analytics_middleware.ts
@@ -1,10 +1,11 @@
+import { AssetProxyId } from '@0x/types';
 import { Web3Wrapper } from '@0x/web3-wrapper';
 import * as _ from 'lodash';
 import { Middleware } from 'redux';
 
 import { ETH_DECIMALS } from '../constants';
 import { AccountState, StandardSlidingPanelContent } from '../types';
-import { analytics } from '../util/analytics';
+import { analytics, AnalyticsEventOptions } from '../util/analytics';
 
 import { Action, ActionTypes } from './actions';
 
@@ -29,9 +30,11 @@ export const analyticsMiddleware: Middleware = store => next => middlewareAction
                 if (didJustTurnReady) {
                     analytics.trackAccountReady(ethAddress);
                     analytics.addUserProperties({ lastKnownEthAddress: ethAddress });
+                    analytics.addEventProperties({ ethAddress });
                 } else if (didJustUpdateAddress) {
                     analytics.trackAccountAddressChanged(ethAddress);
                     analytics.addUserProperties({ lastKnownEthAddress: ethAddress });
+                    analytics.addEventProperties({ ethAddress });
                 }
             }
             break;
@@ -51,7 +54,8 @@ export const analyticsMiddleware: Middleware = store => next => middlewareAction
                     curAccount.ethBalanceInWei,
                     ETH_DECIMALS,
                 ).toString();
-                analytics.addUserProperties({ ethBalanceInUnitAmount });
+                analytics.addUserProperties({ ethBalanceInUnitAmount});
+                analytics.addEventProperties({ ethBalanceInUnitAmount });
             }
             break;
         case ActionTypes.UPDATE_SELECTED_ASSET:
@@ -63,10 +67,16 @@ export const analyticsMiddleware: Middleware = store => next => middlewareAction
                     assetName,
                     assetData,
                 });
-                analytics.addEventProperties({
+
+                const selectedAssetEventProperties: AnalyticsEventOptions = {
                     selectedAssetName: assetName,
                     selectedAssetData: assetData,
-                });
+                };
+                if (selectedAsset.metaData.assetProxyId === AssetProxyId.ERC20) {
+                    selectedAssetEventProperties.selectedAssetDecimals = selectedAsset.metaData.decimals;
+                    selectedAssetEventProperties.selectedAssetSymbol = selectedAsset.metaData.symbol;
+                }
+                analytics.addEventProperties(selectedAssetEventProperties);
             }
             break;
         case ActionTypes.SET_AVAILABLE_ASSETS:
diff --git a/packages/instant/src/util/analytics.ts b/packages/instant/src/util/analytics.ts
index e625824ef..b632e8f1a 100644
--- a/packages/instant/src/util/analytics.ts
+++ b/packages/instant/src/util/analytics.ts
@@ -100,6 +100,8 @@ export interface AnalyticsUserOptions {
 export interface AnalyticsEventOptions {
     embeddedHost?: string;
     embeddedUrl?: string;
+    ethBalanceInUnitAmount?: string;
+    ethAddress?: string;
     networkId?: number;
     providerName?: string;
     gitSha?: string;
@@ -110,7 +112,9 @@ export interface AnalyticsEventOptions {
     affiliateFeePercent?: number;
     numberAvailableAssets?: number;
     selectedAssetName?: string;
+    selectedAssetSymbol?: string;
     selectedAssetData?: string;
+    selectedAssetDecimals?: number;
 }
 export enum TokenSelectorClosedVia {
     ClickedX = 'Clicked X',
-- 
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