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import BigNumber from 'bignumber.js';
import * as _ from 'lodash';
import {SignedOrder, ZeroEx} from '../../src';
export const orderFactory = {
async createSignedOrderAsync(
zeroEx: ZeroEx,
maker: string,
taker: string,
makerFee: BigNumber,
takerFee: BigNumber,
makerTokenAmount: BigNumber,
makerTokenAddress: string,
takerTokenAmount: BigNumber,
takerTokenAddress: string,
exchangeContractAddress: string,
feeRecipient: string,
expirationUnixTimestampSecIfExists?: BigNumber): Promise<SignedOrder> {
const defaultExpirationUnixTimestampSec = new BigNumber(2524604400); // Close to infinite
const expirationUnixTimestampSec = _.isUndefined(expirationUnixTimestampSecIfExists) ?
defaultExpirationUnixTimestampSec :
expirationUnixTimestampSecIfExists;
const order = {
maker,
taker,
makerFee,
takerFee,
makerTokenAmount,
takerTokenAmount,
makerTokenAddress,
takerTokenAddress,
salt: ZeroEx.generatePseudoRandomSalt(),
exchangeContractAddress,
feeRecipient,
expirationUnixTimestampSec,
};
const orderHash = ZeroEx.getOrderHashHex(order);
const ecSignature = await zeroEx.signOrderHashAsync(orderHash, maker);
const signedOrder: SignedOrder = _.assign(order, {ecSignature});
return signedOrder;
},
};
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