aboutsummaryrefslogtreecommitdiffstats
path: root/src/contract_wrappers
diff options
context:
space:
mode:
authorFabio Berger <me@fabioberger.com>2017-06-01 02:10:09 +0800
committerFabio Berger <me@fabioberger.com>2017-06-01 02:10:09 +0800
commit52c3330487c9cb1e3fc78cda752717b684deca38 (patch)
treeabd79bd20a038408b389ae8e3608a3e0b9593d49 /src/contract_wrappers
parent595656d3fc06a221274eb6bee89e7ba6e4e8ae61 (diff)
downloaddexon-sol-tools-52c3330487c9cb1e3fc78cda752717b684deca38.tar
dexon-sol-tools-52c3330487c9cb1e3fc78cda752717b684deca38.tar.gz
dexon-sol-tools-52c3330487c9cb1e3fc78cda752717b684deca38.tar.bz2
dexon-sol-tools-52c3330487c9cb1e3fc78cda752717b684deca38.tar.lz
dexon-sol-tools-52c3330487c9cb1e3fc78cda752717b684deca38.tar.xz
dexon-sol-tools-52c3330487c9cb1e3fc78cda752717b684deca38.tar.zst
dexon-sol-tools-52c3330487c9cb1e3fc78cda752717b684deca38.zip
Implement getUnavailableTakerAmountAsync, getFilledTakerAmountAsync and getCanceledTakerAmountAsync
Diffstat (limited to 'src/contract_wrappers')
-rw-r--r--src/contract_wrappers/exchange_wrapper.ts33
1 files changed, 33 insertions, 0 deletions
diff --git a/src/contract_wrappers/exchange_wrapper.ts b/src/contract_wrappers/exchange_wrapper.ts
index 3f6eb0dab..74303cf82 100644
--- a/src/contract_wrappers/exchange_wrapper.ts
+++ b/src/contract_wrappers/exchange_wrapper.ts
@@ -1,4 +1,5 @@
import * as _ from 'lodash';
+import * as BigNumber from 'bignumber.js';
import {Web3Wrapper} from '../web3_wrapper';
import {ECSignature, ZeroExError, ExchangeContract} from '../types';
import {assert} from '../utils/assert';
@@ -37,6 +38,38 @@ export class ExchangeWrapper extends ContractWrapper {
);
return isValidSignature;
}
+ /**
+ * Returns the unavailable takerAmount of an order. Unavailable amount is defined as the total
+ * amount that has been filled or cancelled. The remaining takerAmount can be calculated by
+ * subtracting the unavailable amount from the total order takerAmount.
+ */
+ public async getUnavailableTakerAmountAsync(orderHashHex: string): Promise<BigNumber.BigNumber> {
+ assert.isValidOrderHash('orderHashHex', orderHashHex);
+
+ const exchangeContract = await this.getExchangeContractAsync();
+ const unavailableAmountInBaseUnits = await exchangeContract.getUnavailableValueT.call(orderHashHex);
+ return unavailableAmountInBaseUnits;
+ }
+ /**
+ * Retrieve the takerAmount of an order that has already been filled.
+ */
+ public async getFilledTakerAmountAsync(orderHashHex: string): Promise<BigNumber.BigNumber> {
+ assert.isValidOrderHash('orderHashHex', orderHashHex);
+
+ const exchangeContract = await this.getExchangeContractAsync();
+ const fillAmountInBaseUnits = await exchangeContract.filled.call(orderHashHex);
+ return fillAmountInBaseUnits;
+ }
+ /**
+ * Retrieve the takerAmount of an order that has been cancelled.
+ */
+ public async getCanceledTakerAmountAsync(orderHashHex: string): Promise<BigNumber.BigNumber> {
+ assert.isValidOrderHash('orderHashHex', orderHashHex);
+
+ const exchangeContract = await this.getExchangeContractAsync();
+ const cancelledAmountInBaseUnits = await exchangeContract.cancelled.call(orderHashHex);
+ return cancelledAmountInBaseUnits;
+ }
private async getExchangeContractAsync(): Promise<ExchangeContract> {
if (!_.isUndefined(this.exchangeContractIfExists)) {
return this.exchangeContractIfExists;