From 2e1222556ff8bd3923a5e91174f7d6bd92d6a02c Mon Sep 17 00:00:00 2001
From: amaurer <git@maurer.me>
Date: Sun, 7 Oct 2018 12:24:42 -0400
Subject: Changed getWatchedOrders to getStats and returns Stats object

---
 packages/order-watcher/CHANGELOG.json                     |  2 +-
 packages/order-watcher/src/order_watcher/order_watcher.ts | 12 +++++++++---
 packages/order-watcher/test/order_watcher_test.ts         | 10 +++++-----
 packages/types/src/index.ts                               |  2 +-
 4 files changed, 16 insertions(+), 10 deletions(-)

(limited to 'packages')

diff --git a/packages/order-watcher/CHANGELOG.json b/packages/order-watcher/CHANGELOG.json
index 6d1256d9e..7b8416428 100644
--- a/packages/order-watcher/CHANGELOG.json
+++ b/packages/order-watcher/CHANGELOG.json
@@ -3,7 +3,7 @@
         "version": "2.1.2",
         "changes": [
             {
-                "note": "Added getWatchCounts function"
+                "note": "Added getStats function and returns a Stats object"
             }
         ],
         "timestamp": 1538836030
diff --git a/packages/order-watcher/src/order_watcher/order_watcher.ts b/packages/order-watcher/src/order_watcher/order_watcher.ts
index e59b56b90..4401b3f7e 100644
--- a/packages/order-watcher/src/order_watcher/order_watcher.ts
+++ b/packages/order-watcher/src/order_watcher/order_watcher.ts
@@ -57,6 +57,10 @@ interface OrderStateByOrderHash {
     [orderHash: string]: OrderState;
 }
 
+export interface Stats {
+    orderCount: number;
+}
+
 const DEFAULT_ORDER_WATCHER_CONFIG: OrderWatcherConfig = {
     orderExpirationCheckingIntervalMs: 50,
     eventPollingIntervalMs: 200,
@@ -214,10 +218,12 @@ export class OrderWatcher {
         intervalUtils.clearAsyncExcludingInterval(this._cleanupJobIntervalIdIfExists);
     }
     /**
-     * Gets number of orderHashes currently being watched by the order watcher instance.
+     * Gets statistics of the OrderWatcher Instance.
      */
-    public getWatchCount(): number {
-        return _.size(this._orderByOrderHash);
+    public getStats(): Stats {
+        return {
+            orderCount : _.size(this._orderByOrderHash),
+        };
     }
     private async _cleanupAsync(): Promise<void> {
         for (const orderHash of _.keys(this._orderByOrderHash)) {
diff --git a/packages/order-watcher/test/order_watcher_test.ts b/packages/order-watcher/test/order_watcher_test.ts
index f1dbe9b2f..4545f84bf 100644
--- a/packages/order-watcher/test/order_watcher_test.ts
+++ b/packages/order-watcher/test/order_watcher_test.ts
@@ -140,8 +140,8 @@ describe('OrderWatcher', () => {
             expect(() => orderWatcher.subscribe(_.noop.bind(_))).to.throw(OrderWatcherError.SubscriptionAlreadyPresent);
         });
     });
-    describe('#getWatchCount', async () => {
-        it('should increment and decrement order counts', async () => {
+    describe('#getStats', async () => {
+        it('orderCount should increment and decrement with order additions and removals', async () => {
             signedOrder = await fillScenarios.createFillableSignedOrderAsync(
                 makerAssetData,
                 takerAssetData,
@@ -150,11 +150,11 @@ describe('OrderWatcher', () => {
                 fillableAmount,
             );
             const orderHash = orderHashUtils.getOrderHashHex(signedOrder);
-            expect(orderWatcher.getWatchCount()).to.be.eq(0);
+            expect(orderWatcher.getStats().orderCount).to.be.eq(0);
             await orderWatcher.addOrderAsync(signedOrder);
-            expect(orderWatcher.getWatchCount()).to.be.eq(1);
+            expect(orderWatcher.getStats().orderCount).to.be.eq(1);
             orderWatcher.removeOrder(orderHash);
-            expect(orderWatcher.getWatchCount()).to.be.eq(0);
+            expect(orderWatcher.getStats().orderCount).to.be.eq(0);
         });
     });
     describe('tests with cleanup', async () => {
diff --git a/packages/types/src/index.ts b/packages/types/src/index.ts
index 3ae0536d5..0ea7d433a 100644
--- a/packages/types/src/index.ts
+++ b/packages/types/src/index.ts
@@ -598,4 +598,4 @@ export interface Metadata {
     exportPathOrder: string[];
     externalTypeToLink: ExternalTypeToLink;
     externalExportToLink: ExternalExportToLink;
-}
+}
\ No newline at end of file
-- 
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