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author | Leonid Logvinov <logvinov.leon@gmail.com> | 2019-01-09 19:02:25 +0800 |
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committer | Leonid Logvinov <logvinov.leon@gmail.com> | 2019-01-09 19:02:25 +0800 |
commit | ea14913b412e78ff458bdfba47182f7363e776e5 (patch) | |
tree | 3ee220bfbbd9923b5e1adc36ee51f9b5d39ad640 /contracts/protocol/test/utils/simple_order_filled_cancelled_fetcher.ts | |
parent | 5868c91cfb54cfa9177572b201d88d1168bf5b06 (diff) | |
parent | 5dd55491b86bf8577405e37d0f2d668aa1273b10 (diff) | |
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Merge development
Diffstat (limited to 'contracts/protocol/test/utils/simple_order_filled_cancelled_fetcher.ts')
-rw-r--r-- | contracts/protocol/test/utils/simple_order_filled_cancelled_fetcher.ts | 31 |
1 files changed, 31 insertions, 0 deletions
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; + } +} |