From 9f5eeed30930eea59e9922569a15cb5d689f3eeb Mon Sep 17 00:00:00 2001
From: Leonid Logvinov <logvinov.leon@gmail.com>
Date: Mon, 10 Dec 2018 14:37:48 -0800
Subject: Rename core package to protocol

---
 .../utils/simple_order_filled_cancelled_fetcher.ts | 31 ++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 contracts/protocol/test/utils/simple_order_filled_cancelled_fetcher.ts

(limited to 'contracts/protocol/test/utils/simple_order_filled_cancelled_fetcher.ts')

diff --git a/contracts/protocol/test/utils/simple_order_filled_cancelled_fetcher.ts b/contracts/protocol/test/utils/simple_order_filled_cancelled_fetcher.ts
new file mode 100644
index 000000000..af959e00e
--- /dev/null
+++ b/contracts/protocol/test/utils/simple_order_filled_cancelled_fetcher.ts
@@ -0,0 +1,31 @@
+import { AbstractOrderFilledCancelledFetcher, orderHashUtils } from '@0x/order-utils';
+import { SignedOrder } from '@0x/types';
+import { BigNumber } from '@0x/utils';
+
+import { ExchangeWrapper } from './exchange_wrapper';
+
+export class SimpleOrderFilledCancelledFetcher implements AbstractOrderFilledCancelledFetcher {
+    private readonly _exchangeWrapper: ExchangeWrapper;
+    private readonly _zrxAssetData: string;
+    constructor(exchange: ExchangeWrapper, zrxAssetData: string) {
+        this._exchangeWrapper = exchange;
+        this._zrxAssetData = zrxAssetData;
+    }
+    public async getFilledTakerAmountAsync(orderHash: string): Promise<BigNumber> {
+        const filledTakerAmount = new BigNumber(await this._exchangeWrapper.getTakerAssetFilledAmountAsync(orderHash));
+        return filledTakerAmount;
+    }
+    public async isOrderCancelledAsync(signedOrder: SignedOrder): Promise<boolean> {
+        const orderHash = orderHashUtils.getOrderHashHex(signedOrder);
+        const isCancelled = await this._exchangeWrapper.isCancelledAsync(orderHash);
+        const orderEpoch = await this._exchangeWrapper.getOrderEpochAsync(
+            signedOrder.makerAddress,
+            signedOrder.senderAddress,
+        );
+        const isCancelledByOrderEpoch = orderEpoch > signedOrder.salt;
+        return isCancelled || isCancelledByOrderEpoch;
+    }
+    public getZRXAssetData(): string {
+        return this._zrxAssetData;
+    }
+}
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