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import { SignedOrder } from '0x.js';
import { BigNumber } from '@0xproject/utils';
import { Web3Wrapper } from '@0xproject/web3-wrapper';
import ethUtil = require('ethereumjs-util');
import * as _ from 'lodash';
import { crypto } from './crypto';
export const signedOrderUtils = {
createFill: (
signedOrder: SignedOrder,
shouldThrowOnInsufficientBalanceOrAllowance?: boolean,
fillTakerTokenAmount?: BigNumber,
) => {
const fill = {
...signedOrderUtils.getOrderAddressesAndValues(signedOrder),
fillTakerTokenAmount: fillTakerTokenAmount || signedOrder.takerTokenAmount,
shouldThrowOnInsufficientBalanceOrAllowance: !!shouldThrowOnInsufficientBalanceOrAllowance,
...signedOrder.ecSignature,
};
return fill;
},
createCancel(signedOrder: SignedOrder, cancelTakerTokenAmount?: BigNumber) {
const cancel = {
...signedOrderUtils.getOrderAddressesAndValues(signedOrder),
cancelTakerTokenAmount: cancelTakerTokenAmount || signedOrder.takerTokenAmount,
};
return cancel;
},
getOrderAddressesAndValues(signedOrder: SignedOrder) {
return {
orderAddresses: [
signedOrder.maker,
signedOrder.taker,
signedOrder.makerTokenAddress,
signedOrder.takerTokenAddress,
signedOrder.feeRecipient,
],
orderValues: [
signedOrder.makerTokenAmount,
signedOrder.takerTokenAmount,
signedOrder.makerFee,
signedOrder.takerFee,
signedOrder.expirationUnixTimestampSec,
signedOrder.salt,
],
};
},
};
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