From b829d55752416c60440c6ed91b1f59b753416634 Mon Sep 17 00:00:00 2001
From: Leonid Logvinov <logvinov.leon@gmail.com>
Date: Tue, 19 Dec 2017 14:30:37 +0100
Subject: Make order watcher react to new etherToken events

---
 .../0x.js/src/order_watcher/order_state_watcher.ts | 33 ++++++++++++++++++++++
 1 file changed, 33 insertions(+)

(limited to 'packages/0x.js/src')

diff --git a/packages/0x.js/src/order_watcher/order_state_watcher.ts b/packages/0x.js/src/order_watcher/order_state_watcher.ts
index c4a9eb1ad..af9814dc8 100644
--- a/packages/0x.js/src/order_watcher/order_state_watcher.ts
+++ b/packages/0x.js/src/order_watcher/order_state_watcher.ts
@@ -12,6 +12,8 @@ import {
     ApprovalContractEventArgs,
     BlockParamLiteral,
     ContractEventArgs,
+    DepositContractEventArgs,
+    EtherTokenEvents,
     ExchangeContractErrs,
     ExchangeEvents,
     LogCancelContractEventArgs,
@@ -24,6 +26,7 @@ import {
     SignedOrder,
     TokenEvents,
     TransferContractEventArgs,
+    WithdrawalContractEventArgs,
     ZeroExError,
 } from '../types';
 import {AbiDecoder} from '../utils/abi_decoder';
@@ -243,6 +246,36 @@ export class OrderStateWatcher {
                 }
                 break;
             }
+            case EtherTokenEvents.Deposit:
+            {
+                // Invalidate cache
+                const args = decodedLog.args as DepositContractEventArgs;
+                this._balanceAndProxyAllowanceLazyStore.deleteBalance(decodedLog.address, args._owner);
+                // Revalidate orders
+                makerToken = decodedLog.address;
+                makerAddress = args._owner;
+                if (!_.isUndefined(this._dependentOrderHashes[makerAddress]) &&
+                    !_.isUndefined(this._dependentOrderHashes[makerAddress][makerToken])) {
+                    const orderHashes = Array.from(this._dependentOrderHashes[makerAddress][makerToken]);
+                    await this._emitRevalidateOrdersAsync(orderHashes);
+                }
+                break;
+            }
+            case EtherTokenEvents.Withdrawal:
+            {
+                // Invalidate cache
+                const args = decodedLog.args as WithdrawalContractEventArgs;
+                this._balanceAndProxyAllowanceLazyStore.deleteBalance(decodedLog.address, args._owner);
+                // Revalidate orders
+                makerToken = decodedLog.address;
+                makerAddress = args._owner;
+                if (!_.isUndefined(this._dependentOrderHashes[makerAddress]) &&
+                    !_.isUndefined(this._dependentOrderHashes[makerAddress][makerToken])) {
+                    const orderHashes = Array.from(this._dependentOrderHashes[makerAddress][makerToken]);
+                    await this._emitRevalidateOrdersAsync(orderHashes);
+                }
+                break;
+            }
             case ExchangeEvents.LogFill:
             {
                 // Invalidate cache
-- 
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