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authorFabio Berger <me@fabioberger.com>2017-06-02 18:42:31 +0800
committerFabio Berger <me@fabioberger.com>2017-06-02 18:42:31 +0800
commit6f98d8328419962e257c570e3fcb5cb4246162a3 (patch)
tree831f3a1560bf703302d40fe63592303dc71e3aca /src/contract_wrappers
parentefcfa1af702ca78d4d15a686136635eb775ce570 (diff)
parent2a0c6abbe7f9abeacc4fea05bc468413ec1f4732 (diff)
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Merge branch 'fillOrderAsync' into addEventSubscriptions
# Conflicts: # src/contract_wrappers/exchange_wrapper.ts
Diffstat (limited to 'src/contract_wrappers')
-rw-r--r--src/contract_wrappers/exchange_wrapper.ts18
1 files changed, 14 insertions, 4 deletions
diff --git a/src/contract_wrappers/exchange_wrapper.ts b/src/contract_wrappers/exchange_wrapper.ts
index b394edb06..de614f471 100644
--- a/src/contract_wrappers/exchange_wrapper.ts
+++ b/src/contract_wrappers/exchange_wrapper.ts
@@ -203,9 +203,9 @@ export class ExchangeWrapper extends ContractWrapper {
}
this.exchangeLogEventObjs = [];
}
- private async validateFillOrderAsync(signedOrder: SignedOrder, fillAmount: BigNumber.BigNumber,
+ private async validateFillOrderAsync(signedOrder: SignedOrder, fillTakerAmountInBaseUnits: BigNumber.BigNumber,
senderAddress: string) {
- if (fillAmount.eq(0)) {
+ if (fillTakerAmountInBaseUnits.eq(0)) {
throw new Error(FillOrderValidationErrs.FILL_AMOUNT_IS_ZERO);
}
if (signedOrder.taker !== constants.NULL_ADDRESS && signedOrder.taker !== senderAddress) {
@@ -221,12 +221,22 @@ export class ExchangeWrapper extends ContractWrapper {
signedOrder.maker);
const takerAllowance = await this.tokenWrapper.getProxyAllowanceAsync(signedOrder.takerTokenAddress,
senderAddress);
- if (fillAmount.greaterThan(takerBalance)) {
+ // How many taker tokens would you get for 1 maker token;
+ const exchangeRate = signedOrder.takerTokenAmount.div(signedOrder.makerTokenAmount);
+ const fillMakerAmountInBaseUnits = fillTakerAmountInBaseUnits.div(exchangeRate);
+
+ if (fillTakerAmountInBaseUnits.greaterThan(takerBalance)) {
throw new Error(FillOrderValidationErrs.NOT_ENOUGH_TAKER_BALANCE);
}
- if (fillAmount.greaterThan(takerAllowance)) {
+ if (fillTakerAmountInBaseUnits.greaterThan(takerAllowance)) {
throw new Error(FillOrderValidationErrs.NOT_ENOUGH_TAKER_ALLOWANCE);
}
+ if (fillMakerAmountInBaseUnits.greaterThan(makerBalance)) {
+ throw new Error(FillOrderValidationErrs.NOT_ENOUGH_MAKER_BALANCE);
+ }
+ if (fillMakerAmountInBaseUnits.greaterThan(makerAllowance)) {
+ throw new Error(FillOrderValidationErrs.NOT_ENOUGH_MAKER_ALLOWANCE);
+ }
}
private throwErrorLogsAsErrors(logs: ContractEvent[]): void {
const errEvent = _.find(logs, {event: 'LogError'});